./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-93.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-93.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya --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 d74c0455c87cef102604b37fc1f44a968952b0e3b536842e46dc96fafbaca8c9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 05:14:41,000 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 05:14:41,063 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 05:14:41,067 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 05:14:41,068 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 05:14:41,092 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 05:14:41,092 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 05:14:41,093 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 05:14:41,094 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 05:14:41,094 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 05:14:41,095 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 05:14:41,095 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 05:14:41,096 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 05:14:41,096 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 05:14:41,097 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 05:14:41,098 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 05:14:41,098 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 05:14:41,099 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 05:14:41,099 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 05:14:41,099 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 05:14:41,100 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 05:14:41,101 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 05:14:41,101 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 05:14:41,101 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 05:14:41,102 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 05:14:41,102 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 05:14:41,103 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 05:14:41,103 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 05:14:41,104 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 05:14:41,104 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 05:14:41,105 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 05:14:41,105 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:14:41,105 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 05:14:41,106 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 05:14:41,106 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 05:14:41,106 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 05:14:41,107 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 05:14:41,107 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 05:14:41,107 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 05:14:41,107 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 05:14:41,107 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 05:14:41,108 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 05:14:41,108 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d74c0455c87cef102604b37fc1f44a968952b0e3b536842e46dc96fafbaca8c9 [2023-11-29 05:14:41,331 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 05:14:41,353 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 05:14:41,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 05:14:41,357 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 05:14:41,358 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 05:14:41,359 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-93.i [2023-11-29 05:14:44,172 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 05:14:44,361 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 05:14:44,361 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-93.i [2023-11-29 05:14:44,371 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/data/1db26c28c/b75aa0e7e63048d1bbc9795278422a47/FLAG096644883 [2023-11-29 05:14:44,385 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/data/1db26c28c/b75aa0e7e63048d1bbc9795278422a47 [2023-11-29 05:14:44,387 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 05:14:44,389 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 05:14:44,390 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 05:14:44,390 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 05:14:44,395 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 05:14:44,396 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:14:44" (1/1) ... [2023-11-29 05:14:44,397 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72efb341 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:44, skipping insertion in model container [2023-11-29 05:14:44,397 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:14:44" (1/1) ... [2023-11-29 05:14:44,431 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 05:14:44,571 WARN L240 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_eab24d03-610f-4b2a-8ca9-659db14d1771/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-93.i[913,926] [2023-11-29 05:14:44,624 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:14:44,637 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 05:14:44,650 WARN L240 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_eab24d03-610f-4b2a-8ca9-659db14d1771/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-93.i[913,926] [2023-11-29 05:14:44,680 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:14:44,698 INFO L206 MainTranslator]: Completed translation [2023-11-29 05:14:44,698 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:44 WrapperNode [2023-11-29 05:14:44,699 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 05:14:44,700 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 05:14:44,700 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 05:14:44,700 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 05:14:44,708 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:44" (1/1) ... [2023-11-29 05:14:44,718 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:44" (1/1) ... [2023-11-29 05:14:44,751 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 176 [2023-11-29 05:14:44,752 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 05:14:44,752 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 05:14:44,753 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 05:14:44,753 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 05:14:44,764 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:44" (1/1) ... [2023-11-29 05:14:44,764 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:44" (1/1) ... [2023-11-29 05:14:44,767 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:44" (1/1) ... [2023-11-29 05:14:44,779 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]. [2023-11-29 05:14:44,779 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:44" (1/1) ... [2023-11-29 05:14:44,779 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:44" (1/1) ... [2023-11-29 05:14:44,786 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:44" (1/1) ... [2023-11-29 05:14:44,789 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:44" (1/1) ... [2023-11-29 05:14:44,791 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:44" (1/1) ... [2023-11-29 05:14:44,792 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:44" (1/1) ... [2023-11-29 05:14:44,794 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 05:14:44,795 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 05:14:44,795 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 05:14:44,795 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 05:14:44,796 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:44" (1/1) ... [2023-11-29 05:14:44,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:14:44,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:14:44,826 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 05:14:44,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 05:14:44,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 05:14:44,876 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 05:14:44,876 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 05:14:44,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 05:14:44,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 05:14:44,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 05:14:44,965 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 05:14:44,968 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 05:14:45,276 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 05:14:45,316 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 05:14:45,316 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 05:14:45,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:14:45 BoogieIcfgContainer [2023-11-29 05:14:45,318 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 05:14:45,320 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 05:14:45,320 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 05:14:45,323 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 05:14:45,323 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 05:14:44" (1/3) ... [2023-11-29 05:14:45,324 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@670e2bc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:14:45, skipping insertion in model container [2023-11-29 05:14:45,324 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:44" (2/3) ... [2023-11-29 05:14:45,324 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@670e2bc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:14:45, skipping insertion in model container [2023-11-29 05:14:45,325 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:14:45" (3/3) ... [2023-11-29 05:14:45,326 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-93.i [2023-11-29 05:14:45,340 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 05:14:45,340 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 05:14:45,383 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 05:14:45,389 INFO L357 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, mHoare=true, 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;@2087af0d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 05:14:45,389 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 05:14:45,393 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 39 states have (on average 1.4102564102564104) internal successors, (55), 40 states have internal predecessors, (55), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 05:14:45,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-29 05:14:45,408 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:14:45,409 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:14:45,410 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:14:45,414 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:14:45,415 INFO L85 PathProgramCache]: Analyzing trace with hash 1742624892, now seen corresponding path program 1 times [2023-11-29 05:14:45,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:14:45,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042762662] [2023-11-29 05:14:45,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:14:45,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:14:45,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 05:14:45,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 05:14:45,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 05:14:45,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 05:14:45,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-29 05:14:45,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-29 05:14:45,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 05:14:45,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 05:14:45,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-29 05:14:45,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-29 05:14:45,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 05:14:45,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-29 05:14:45,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-29 05:14:45,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-11-29 05:14:45,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 05:14:45,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 05:14:45,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-29 05:14:45,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-29 05:14:45,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-29 05:14:45,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-29 05:14:45,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-29 05:14:45,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-29 05:14:45,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-29 05:14:45,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-29 05:14:45,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-29 05:14:45,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 05:14:45,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-29 05:14:45,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-29 05:14:45,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-11-29 05:14:45,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2023-11-29 05:14:45,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2023-11-29 05:14:45,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2023-11-29 05:14:45,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:45,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 05:14:45,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:14:45,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042762662] [2023-11-29 05:14:45,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042762662] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:14:45,831 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:14:45,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 05:14:45,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941816180] [2023-11-29 05:14:45,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:14:45,838 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 05:14:45,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:14:45,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 05:14:45,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 05:14:45,867 INFO L87 Difference]: Start difference. First operand has 74 states, 39 states have (on average 1.4102564102564104) internal successors, (55), 40 states have internal predecessors, (55), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 05:14:45,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:14:45,912 INFO L93 Difference]: Finished difference Result 145 states and 268 transitions. [2023-11-29 05:14:45,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 05:14:45,914 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) Word has length 190 [2023-11-29 05:14:45,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:14:45,922 INFO L225 Difference]: With dead ends: 145 [2023-11-29 05:14:45,922 INFO L226 Difference]: Without dead ends: 72 [2023-11-29 05:14:45,926 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 05:14:45,930 INFO L413 NwaCegarLoop]: 111 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:14:45,931 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 111 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:14:45,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2023-11-29 05:14:45,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2023-11-29 05:14:45,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 38 states have (on average 1.3157894736842106) internal successors, (50), 38 states have internal predecessors, (50), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 05:14:45,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 114 transitions. [2023-11-29 05:14:45,977 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 114 transitions. Word has length 190 [2023-11-29 05:14:45,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:14:45,978 INFO L495 AbstractCegarLoop]: Abstraction has 72 states and 114 transitions. [2023-11-29 05:14:45,978 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 05:14:45,979 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 114 transitions. [2023-11-29 05:14:45,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-29 05:14:45,984 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:14:45,984 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:14:45,984 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 05:14:45,984 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:14:45,985 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:14:45,985 INFO L85 PathProgramCache]: Analyzing trace with hash -524291708, now seen corresponding path program 1 times [2023-11-29 05:14:45,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:14:45,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798429708] [2023-11-29 05:14:45,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:14:45,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:14:46,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 05:14:46,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 05:14:46,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 05:14:46,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 05:14:46,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-29 05:14:46,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-29 05:14:46,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 05:14:46,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 05:14:46,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-29 05:14:46,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-29 05:14:46,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 05:14:46,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-29 05:14:46,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-29 05:14:46,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-11-29 05:14:46,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 05:14:46,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 05:14:46,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-29 05:14:46,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-29 05:14:46,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-29 05:14:46,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-29 05:14:46,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-29 05:14:46,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-29 05:14:46,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-29 05:14:46,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-29 05:14:46,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-29 05:14:46,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 05:14:46,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-29 05:14:46,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-29 05:14:46,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-11-29 05:14:46,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2023-11-29 05:14:46,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2023-11-29 05:14:46,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2023-11-29 05:14:46,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 05:14:46,304 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:14:46,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798429708] [2023-11-29 05:14:46,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798429708] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:14:46,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:14:46,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 05:14:46,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557795246] [2023-11-29 05:14:46,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:14:46,307 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 05:14:46,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:14:46,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 05:14:46,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:14:46,309 INFO L87 Difference]: Start difference. First operand 72 states and 114 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 05:14:46,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:14:46,378 INFO L93 Difference]: Finished difference Result 175 states and 273 transitions. [2023-11-29 05:14:46,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 05:14:46,379 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 190 [2023-11-29 05:14:46,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:14:46,382 INFO L225 Difference]: With dead ends: 175 [2023-11-29 05:14:46,383 INFO L226 Difference]: Without dead ends: 104 [2023-11-29 05:14:46,384 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:14:46,386 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 45 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 05:14:46,386 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 238 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 05:14:46,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2023-11-29 05:14:46,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 101. [2023-11-29 05:14:46,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 56 states have (on average 1.2857142857142858) internal successors, (72), 57 states have internal predecessors, (72), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 41 states have call predecessors, (42), 42 states have call successors, (42) [2023-11-29 05:14:46,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 156 transitions. [2023-11-29 05:14:46,412 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 156 transitions. Word has length 190 [2023-11-29 05:14:46,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:14:46,414 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 156 transitions. [2023-11-29 05:14:46,414 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 05:14:46,414 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 156 transitions. [2023-11-29 05:14:46,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-29 05:14:46,418 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:14:46,418 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:14:46,418 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 05:14:46,419 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:14:46,419 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:14:46,419 INFO L85 PathProgramCache]: Analyzing trace with hash 1085977068, now seen corresponding path program 1 times [2023-11-29 05:14:46,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:14:46,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808580684] [2023-11-29 05:14:46,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:14:46,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:14:46,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 05:14:46,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 05:14:46,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-29 05:14:46,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 05:14:46,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-29 05:14:46,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-29 05:14:46,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 05:14:46,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 05:14:46,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-29 05:14:46,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-29 05:14:46,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 05:14:46,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-29 05:14:46,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-29 05:14:46,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-11-29 05:14:46,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 05:14:46,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 05:14:46,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-29 05:14:46,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2023-11-29 05:14:46,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-29 05:14:46,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-11-29 05:14:46,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-29 05:14:46,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-29 05:14:46,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-29 05:14:46,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-29 05:14:46,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-29 05:14:46,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2023-11-29 05:14:46,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-29 05:14:46,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-29 05:14:46,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-11-29 05:14:46,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2023-11-29 05:14:46,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2023-11-29 05:14:46,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2023-11-29 05:14:46,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:14:46,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 05:14:46,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 05:14:46,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808580684] [2023-11-29 05:14:46,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808580684] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:14:46,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:14:46,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 05:14:46,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025868438] [2023-11-29 05:14:46,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:14:46,683 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:14:46,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 05:14:46,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:14:46,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:14:46,684 INFO L87 Difference]: Start difference. First operand 101 states and 156 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 05:14:46,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:14:46,868 INFO L93 Difference]: Finished difference Result 284 states and 422 transitions. [2023-11-29 05:14:46,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 05:14:46,869 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 191 [2023-11-29 05:14:46,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:14:46,873 INFO L225 Difference]: With dead ends: 284 [2023-11-29 05:14:46,873 INFO L226 Difference]: Without dead ends: 184 [2023-11-29 05:14:46,874 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 05:14:46,876 INFO L413 NwaCegarLoop]: 166 mSDtfsCounter, 126 mSDsluCounter, 227 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 393 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 05:14:46,876 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 393 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 05:14:46,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2023-11-29 05:14:46,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 127. [2023-11-29 05:14:46,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 72 states have (on average 1.2361111111111112) internal successors, (89), 73 states have internal predecessors, (89), 50 states have call successors, (50), 4 states have call predecessors, (50), 4 states have return successors, (50), 49 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-29 05:14:46,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 189 transitions. [2023-11-29 05:14:46,909 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 189 transitions. Word has length 191 [2023-11-29 05:14:46,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:14:46,910 INFO L495 AbstractCegarLoop]: Abstraction has 127 states and 189 transitions. [2023-11-29 05:14:46,911 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 05:14:46,911 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 189 transitions. [2023-11-29 05:14:46,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-29 05:14:46,915 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:14:46,915 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:14:46,915 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 05:14:46,916 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:14:46,916 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:14:46,916 INFO L85 PathProgramCache]: Analyzing trace with hash 1028718766, now seen corresponding path program 1 times [2023-11-29 05:14:46,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 05:14:46,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575488341] [2023-11-29 05:14:46,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:14:46,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 05:14:47,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:14:47,053 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 05:14:47,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 05:14:47,200 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 05:14:47,200 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 05:14:47,202 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 05:14:47,203 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-29 05:14:47,207 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-29 05:14:47,210 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 05:14:47,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 05:14:47 BoogieIcfgContainer [2023-11-29 05:14:47,317 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 05:14:47,317 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 05:14:47,317 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 05:14:47,317 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 05:14:47,318 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:14:45" (3/4) ... [2023-11-29 05:14:47,319 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 05:14:47,320 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 05:14:47,321 INFO L158 Benchmark]: Toolchain (without parser) took 2931.98ms. Allocated memory was 163.6MB in the beginning and 201.3MB in the end (delta: 37.7MB). Free memory was 128.3MB in the beginning and 117.8MB in the end (delta: 10.5MB). Peak memory consumption was 49.6MB. Max. memory is 16.1GB. [2023-11-29 05:14:47,321 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 102.8MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 05:14:47,322 INFO L158 Benchmark]: CACSL2BoogieTranslator took 308.77ms. Allocated memory is still 163.6MB. Free memory was 127.8MB in the beginning and 114.1MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-29 05:14:47,322 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.19ms. Allocated memory is still 163.6MB. Free memory was 114.1MB in the beginning and 111.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 05:14:47,323 INFO L158 Benchmark]: Boogie Preprocessor took 42.14ms. Allocated memory is still 163.6MB. Free memory was 111.5MB in the beginning and 108.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 05:14:47,323 INFO L158 Benchmark]: RCFGBuilder took 523.10ms. Allocated memory is still 163.6MB. Free memory was 108.2MB in the beginning and 132.5MB in the end (delta: -24.3MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2023-11-29 05:14:47,324 INFO L158 Benchmark]: TraceAbstraction took 1996.47ms. Allocated memory was 163.6MB in the beginning and 201.3MB in the end (delta: 37.7MB). Free memory was 131.6MB in the beginning and 118.9MB in the end (delta: 12.7MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. [2023-11-29 05:14:47,324 INFO L158 Benchmark]: Witness Printer took 3.24ms. Allocated memory is still 201.3MB. Free memory was 118.9MB in the beginning and 117.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 05:14:47,326 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 102.8MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 308.77ms. Allocated memory is still 163.6MB. Free memory was 127.8MB in the beginning and 114.1MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.19ms. Allocated memory is still 163.6MB. Free memory was 114.1MB in the beginning and 111.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.14ms. Allocated memory is still 163.6MB. Free memory was 111.5MB in the beginning and 108.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 523.10ms. Allocated memory is still 163.6MB. Free memory was 108.2MB in the beginning and 132.5MB in the end (delta: -24.3MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1996.47ms. Allocated memory was 163.6MB in the beginning and 201.3MB in the end (delta: 37.7MB). Free memory was 131.6MB in the beginning and 118.9MB in the end (delta: 12.7MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. * Witness Printer took 3.24ms. Allocated memory is still 201.3MB. Free memory was 118.9MB in the beginning and 117.8MB in the end (delta: 1.0MB). 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 147, overapproximation of someUnaryDOUBLEoperation at line 34. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 0.5; [L23] unsigned short int var_1_2 = 0; [L24] unsigned short int var_1_3 = 64; [L25] signed long int var_1_4 = 2; [L26] float var_1_5 = 0.0; [L27] float var_1_6 = 4.2; [L28] float var_1_7 = 31.25; [L29] float var_1_8 = 1.375; [L30] unsigned short int var_1_9 = 32; [L31] unsigned char var_1_10 = 1; [L32] float var_1_11 = 0.625; [L33] unsigned short int var_1_12 = 1; [L34] float var_1_13 = -0.25; [L35] signed short int var_1_14 = 4; [L36] unsigned char var_1_15 = 1; [L37] unsigned char var_1_16 = 0; [L38] signed short int var_1_17 = 8; [L39] signed short int var_1_18 = 5; [L40] signed short int var_1_19 = 128; [L41] signed long int var_1_20 = -50; [L42] signed short int var_1_21 = -16; [L43] signed short int var_1_22 = 16; [L44] signed short int var_1_23 = 32; [L45] signed short int var_1_24 = 2; [L46] signed short int var_1_25 = -4; [L151] isInitial = 1 [L152] FCALL initially() [L153] COND TRUE 1 [L154] FCALL updateLastVariables() [L155] CALL updateVariables() [L93] var_1_2 = __VERIFIER_nondet_ushort() [L94] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_3=64, var_1_4=2, var_1_5=0, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_3=64, var_1_4=2, var_1_5=0, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L94] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_3=64, var_1_4=2, var_1_5=0, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L95] CALL assume_abort_if_not(var_1_2 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_3=64, var_1_4=2, var_1_5=0, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_3=64, var_1_4=2, var_1_5=0, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L95] RET assume_abort_if_not(var_1_2 <= 65535) VAL [isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_3=64, var_1_4=2, var_1_5=0, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L96] var_1_3 = __VERIFIER_nondet_ushort() [L97] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=2, var_1_5=0, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=2, var_1_5=0, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L97] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=2, var_1_5=0, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L98] CALL assume_abort_if_not(var_1_3 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=2, var_1_5=0, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=2, var_1_5=0, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L98] RET assume_abort_if_not(var_1_3 <= 65535) VAL [isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=2, var_1_5=0, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L99] var_1_4 = __VERIFIER_nondet_long() [L100] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_5=0, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_5=0, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L100] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_5=0, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L101] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_5=0, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_5=0, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L101] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_5=0, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L102] var_1_5 = __VERIFIER_nondet_float() [L103] CALL assume_abort_if_not((var_1_5 >= 4611686.018427382800e+12F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L103] RET assume_abort_if_not((var_1_5 >= 4611686.018427382800e+12F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_6=21/5, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L104] var_1_6 = __VERIFIER_nondet_float() [L105] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L105] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_7=125/4, var_1_8=11/8, var_1_9=32] [L106] var_1_7 = __VERIFIER_nondet_float() [L107] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_8=11/8, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_8=11/8, var_1_9=32] [L107] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_8=11/8, var_1_9=32] [L108] var_1_8 = __VERIFIER_nondet_float() [L109] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L109] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L110] var_1_10 = __VERIFIER_nondet_uchar() [L111] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L111] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L112] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L112] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=5/8, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L113] var_1_11 = __VERIFIER_nondet_float() [L114] CALL assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L114] RET assume_abort_if_not((var_1_11 >= -922337.2036854776000e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L115] CALL assume_abort_if_not(var_1_11 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L115] RET assume_abort_if_not(var_1_11 != 0.0F) VAL [isInitial=1, var_1_10=1, var_1_12=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L116] var_1_12 = __VERIFIER_nondet_ushort() [L117] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L117] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=1, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L118] CALL assume_abort_if_not(var_1_12 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L118] RET assume_abort_if_not(var_1_12 <= 65534) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L119] var_1_15 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L120] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L121] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L121] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=0, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L122] var_1_16 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L123] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L124] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L124] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=8, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L125] var_1_17 = __VERIFIER_nondet_short() [L126] CALL assume_abort_if_not(var_1_17 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L126] RET assume_abort_if_not(var_1_17 >= -32767) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L127] CALL assume_abort_if_not(var_1_17 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L127] RET assume_abort_if_not(var_1_17 <= 32766) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=5, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L128] var_1_18 = __VERIFIER_nondet_short() [L129] CALL assume_abort_if_not(var_1_18 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L129] RET assume_abort_if_not(var_1_18 >= -1) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L130] CALL assume_abort_if_not(var_1_18 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L130] RET assume_abort_if_not(var_1_18 <= 32766) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=128, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L131] var_1_19 = __VERIFIER_nondet_short() [L132] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L132] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L133] CALL assume_abort_if_not(var_1_19 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L133] RET assume_abort_if_not(var_1_19 <= 32766) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=16, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L134] var_1_22 = __VERIFIER_nondet_short() [L135] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L135] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L136] CALL assume_abort_if_not(var_1_22 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L136] RET assume_abort_if_not(var_1_22 <= 16383) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=2, var_1_25=-4, var_1_4=50, var_1_9=32] [L137] var_1_24 = __VERIFIER_nondet_short() [L138] CALL assume_abort_if_not(var_1_24 >= -8192) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=8189, var_1_25=-4, var_1_4=50, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=8189, var_1_25=-4, var_1_4=50, var_1_9=32] [L138] RET assume_abort_if_not(var_1_24 >= -8192) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=8189, var_1_25=-4, var_1_4=50, var_1_9=32] [L139] CALL assume_abort_if_not(var_1_24 <= 8192) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=8189, var_1_25=-4, var_1_4=50, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=8189, var_1_25=-4, var_1_4=50, var_1_9=32] [L139] RET assume_abort_if_not(var_1_24 <= 8192) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=8189, var_1_25=-4, var_1_4=50, var_1_9=32] [L140] var_1_25 = __VERIFIER_nondet_short() [L141] CALL assume_abort_if_not(var_1_25 >= -8191) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=8189, var_1_25=-8191, var_1_4=50, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=8189, var_1_25=-8191, var_1_4=50, var_1_9=32] [L141] RET assume_abort_if_not(var_1_25 >= -8191) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=8189, var_1_25=-8191, var_1_4=50, var_1_9=32] [L142] CALL assume_abort_if_not(var_1_25 <= 8191) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=8189, var_1_25=-8191, var_1_4=50, var_1_9=32] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=8189, var_1_25=-8191, var_1_4=50, var_1_9=32] [L142] RET assume_abort_if_not(var_1_25 <= 8191) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=1/2, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=8189, var_1_25=-8191, var_1_4=50, var_1_9=32] [L155] RET updateVariables() [L156] CALL step() [L50] COND FALSE !((var_1_2 + var_1_3) < var_1_4) [L59] var_1_1 = var_1_8 VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=65540, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=8189, var_1_25=-8191, var_1_2=1, var_1_3=50, var_1_4=50, var_1_8=65540, var_1_9=32] [L61] COND TRUE var_1_10 || (var_1_1 < (var_1_8 / var_1_11)) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=65540, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=8189, var_1_25=-8191, var_1_2=1, var_1_3=50, var_1_4=50, var_1_8=65540, var_1_9=32] [L62] COND TRUE var_1_10 || (var_1_1 != var_1_11) [L63] var_1_9 = 8 VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=65540, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=8189, var_1_25=-8191, var_1_2=1, var_1_3=50, var_1_4=50, var_1_8=65540, var_1_9=8] [L68] COND TRUE \read(var_1_10) [L69] var_1_13 = ((((var_1_7) > (var_1_5)) ? (var_1_7) : (var_1_5))) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=4, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=65540, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=8189, var_1_25=-8191, var_1_2=1, var_1_3=50, var_1_4=50, var_1_5=65539, var_1_7=65539, var_1_8=65540, var_1_9=8] [L73] COND TRUE (! (var_1_10 || var_1_15)) || var_1_16 [L74] var_1_14 = ((((var_1_17) > ((var_1_18 - var_1_19))) ? (var_1_17) : ((var_1_18 - var_1_19)))) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=65540, var_1_20=-50, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=8189, var_1_25=-8191, var_1_2=1, var_1_3=50, var_1_4=50, var_1_5=65539, var_1_7=65539, var_1_8=65540, var_1_9=8] [L76] COND TRUE \read(var_1_16) [L77] var_1_20 = (var_1_3 - 50) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=65540, var_1_20=0, var_1_21=-16, var_1_22=0, var_1_23=32, var_1_24=8189, var_1_25=-8191, var_1_2=1, var_1_3=50, var_1_4=50, var_1_5=65539, var_1_7=65539, var_1_8=65540, var_1_9=8] [L79] COND TRUE \read(var_1_15) [L80] var_1_21 = ((var_1_22 + 25) - var_1_19) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=65540, var_1_20=0, var_1_21=-32741, var_1_22=0, var_1_23=32, var_1_24=8189, var_1_25=-8191, var_1_2=1, var_1_3=50, var_1_4=50, var_1_5=65539, var_1_7=65539, var_1_8=65540, var_1_9=8] [L82] COND TRUE \read(var_1_10) [L83] var_1_23 = (var_1_22 + (((((var_1_24) < 0 ) ? -(var_1_24) : (var_1_24))) + var_1_25)) VAL [isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=65540, var_1_20=0, var_1_21=-32741, var_1_22=0, var_1_23=-2, var_1_24=8189, var_1_25=-8191, var_1_2=1, var_1_3=50, var_1_4=50, var_1_5=65539, var_1_7=65539, var_1_8=65540, var_1_9=8] [L156] RET step() [L157] CALL, EXPR property() [L147-L148] return ((((((((var_1_2 + var_1_3) < var_1_4) ? ((var_1_4 <= (var_1_3 - var_1_2)) ? ((var_1_4 < var_1_3) ? (var_1_1 == ((float) ((var_1_5 - var_1_6) - var_1_7))) : 1) : (var_1_1 == ((float) (((((var_1_6) < (var_1_8)) ? (var_1_6) : (var_1_8))) + 3.25f)))) : (var_1_1 == ((float) var_1_8))) && ((var_1_10 || (var_1_1 < (var_1_8 / var_1_11))) ? ((var_1_10 || (var_1_1 != var_1_11)) ? (var_1_9 == ((unsigned short int) 8)) : 1) : (var_1_9 == ((unsigned short int) var_1_12)))) && (var_1_10 ? (var_1_13 == ((float) ((((var_1_7) > (var_1_5)) ? (var_1_7) : (var_1_5))))) : (var_1_13 == ((float) ((((10.15f) < ((var_1_6 + var_1_8))) ? (10.15f) : ((var_1_6 + var_1_8)))))))) && (((! (var_1_10 || var_1_15)) || var_1_16) ? (var_1_14 == ((signed short int) ((((var_1_17) > ((var_1_18 - var_1_19))) ? (var_1_17) : ((var_1_18 - var_1_19)))))) : 1)) && (var_1_16 ? (var_1_20 == ((signed long int) (var_1_3 - 50))) : 1)) && (var_1_15 ? (var_1_21 == ((signed short int) ((var_1_22 + 25) - var_1_19))) : 1)) && (var_1_10 ? (var_1_23 == ((signed short int) (var_1_22 + (((((var_1_24) < 0 ) ? -(var_1_24) : (var_1_24))) + var_1_25)))) : (var_1_16 ? (var_1_23 == ((signed short int) var_1_24)) : (var_1_23 == ((signed short int) var_1_17)))) ; [L157] RET, EXPR property() [L157] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=65540, var_1_20=0, var_1_21=-32741, var_1_22=0, var_1_23=-2, var_1_24=8189, var_1_25=-8191, var_1_2=1, var_1_3=50, var_1_4=50, var_1_5=65539, var_1_7=65539, var_1_8=65540, var_1_9=8] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1, var_1_12=65534, var_1_13=65539, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=-1, var_1_18=32766, var_1_19=32766, var_1_1=65540, var_1_20=0, var_1_21=-32741, var_1_22=0, var_1_23=-2, var_1_24=8189, var_1_25=-8191, var_1_2=1, var_1_3=50, var_1_4=50, var_1_5=65539, var_1_7=65539, var_1_8=65540, var_1_9=8] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 74 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 4, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 171 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 171 mSDsluCounter, 742 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 324 mSDsCounter, 30 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 62 IncrementalHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 30 mSolverCounterUnsat, 418 mSDtfsCounter, 62 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 235 GetRequests, 231 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=127occurred in iteration=3, InterpolantAutomatonStates: 10, 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, 3 MinimizatonAttempts, 60 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 762 NumberOfCodeBlocks, 762 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 568 ConstructedInterpolants, 0 QuantifiedInterpolants, 588 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 5952/5952 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-29 05:14:47,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-93.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya --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 d74c0455c87cef102604b37fc1f44a968952b0e3b536842e46dc96fafbaca8c9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 05:14:49,311 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 05:14:49,392 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 05:14:49,398 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 05:14:49,399 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 05:14:49,427 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 05:14:49,428 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 05:14:49,429 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 05:14:49,429 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 05:14:49,430 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 05:14:49,431 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 05:14:49,431 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 05:14:49,432 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 05:14:49,432 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 05:14:49,433 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 05:14:49,434 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 05:14:49,434 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 05:14:49,434 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 05:14:49,435 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 05:14:49,435 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 05:14:49,436 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 05:14:49,437 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 05:14:49,438 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 05:14:49,438 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 05:14:49,439 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 05:14:49,439 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 05:14:49,439 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 05:14:49,440 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 05:14:49,440 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 05:14:49,440 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 05:14:49,441 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 05:14:49,441 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 05:14:49,441 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 05:14:49,442 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:14:49,442 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 05:14:49,442 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 05:14:49,442 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 05:14:49,443 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 05:14:49,443 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 05:14:49,443 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 05:14:49,443 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 05:14:49,443 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 05:14:49,444 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 05:14:49,444 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 05:14:49,444 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 05:14:49,444 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d74c0455c87cef102604b37fc1f44a968952b0e3b536842e46dc96fafbaca8c9 [2023-11-29 05:14:49,759 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 05:14:49,780 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 05:14:49,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 05:14:49,784 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 05:14:49,784 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 05:14:49,786 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-93.i [2023-11-29 05:14:52,645 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 05:14:52,862 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 05:14:52,863 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-93.i [2023-11-29 05:14:52,873 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/data/9c7a5652a/91339542175f4c938031825b2a3744f3/FLAGb0d8e5bce [2023-11-29 05:14:52,888 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/data/9c7a5652a/91339542175f4c938031825b2a3744f3 [2023-11-29 05:14:52,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 05:14:52,892 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 05:14:52,893 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 05:14:52,893 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 05:14:52,898 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 05:14:52,899 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:14:52" (1/1) ... [2023-11-29 05:14:52,900 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@677c099e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:52, skipping insertion in model container [2023-11-29 05:14:52,901 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 05:14:52" (1/1) ... [2023-11-29 05:14:52,932 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 05:14:53,070 WARN L240 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_eab24d03-610f-4b2a-8ca9-659db14d1771/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-93.i[913,926] [2023-11-29 05:14:53,126 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:14:53,142 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 05:14:53,153 WARN L240 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_eab24d03-610f-4b2a-8ca9-659db14d1771/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-93.i[913,926] [2023-11-29 05:14:53,183 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 05:14:53,199 INFO L206 MainTranslator]: Completed translation [2023-11-29 05:14:53,199 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:53 WrapperNode [2023-11-29 05:14:53,199 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 05:14:53,200 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 05:14:53,201 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 05:14:53,201 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 05:14:53,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:53" (1/1) ... [2023-11-29 05:14:53,219 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:53" (1/1) ... [2023-11-29 05:14:53,263 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 169 [2023-11-29 05:14:53,263 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 05:14:53,264 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 05:14:53,264 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 05:14:53,265 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 05:14:53,282 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:53" (1/1) ... [2023-11-29 05:14:53,282 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:53" (1/1) ... [2023-11-29 05:14:53,293 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:53" (1/1) ... [2023-11-29 05:14:53,308 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]. [2023-11-29 05:14:53,308 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:53" (1/1) ... [2023-11-29 05:14:53,309 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:53" (1/1) ... [2023-11-29 05:14:53,319 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:53" (1/1) ... [2023-11-29 05:14:53,323 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:53" (1/1) ... [2023-11-29 05:14:53,326 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:53" (1/1) ... [2023-11-29 05:14:53,329 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:53" (1/1) ... [2023-11-29 05:14:53,333 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 05:14:53,334 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 05:14:53,334 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 05:14:53,334 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 05:14:53,335 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:53" (1/1) ... [2023-11-29 05:14:53,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 05:14:53,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 05:14:53,363 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 05:14:53,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 05:14:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 05:14:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 05:14:53,402 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 05:14:53,402 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 05:14:53,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 05:14:53,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 05:14:53,488 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 05:14:53,490 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 05:14:59,455 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 05:14:59,500 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 05:14:59,500 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 05:14:59,501 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:14:59 BoogieIcfgContainer [2023-11-29 05:14:59,501 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 05:14:59,504 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 05:14:59,504 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 05:14:59,508 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 05:14:59,508 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 05:14:52" (1/3) ... [2023-11-29 05:14:59,509 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54c5f5e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:14:59, skipping insertion in model container [2023-11-29 05:14:59,509 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 05:14:53" (2/3) ... [2023-11-29 05:14:59,509 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54c5f5e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 05:14:59, skipping insertion in model container [2023-11-29 05:14:59,510 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 05:14:59" (3/3) ... [2023-11-29 05:14:59,511 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-93.i [2023-11-29 05:14:59,530 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 05:14:59,530 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 05:14:59,581 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 05:14:59,588 INFO L357 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, mHoare=true, 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;@70dda85f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 05:14:59,588 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 05:14:59,593 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 39 states have (on average 1.4102564102564104) internal successors, (55), 40 states have internal predecessors, (55), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 05:14:59,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-29 05:14:59,612 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:14:59,613 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:14:59,613 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:14:59,617 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:14:59,617 INFO L85 PathProgramCache]: Analyzing trace with hash 1742624892, now seen corresponding path program 1 times [2023-11-29 05:14:59,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:14:59,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2010609167] [2023-11-29 05:14:59,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:14:59,630 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 [2023-11-29 05:14:59,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:14:59,632 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 05:14:59,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 05:15:00,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:15:00,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 05:15:00,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:15:00,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 854 proven. 0 refuted. 0 times theorem prover too weak. 1130 trivial. 0 not checked. [2023-11-29 05:15:00,172 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:15:00,173 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:15:00,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2010609167] [2023-11-29 05:15:00,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2010609167] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:15:00,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:15:00,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 05:15:00,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493734421] [2023-11-29 05:15:00,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:15:00,182 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 05:15:00,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:15:00,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 05:15:00,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 05:15:00,215 INFO L87 Difference]: Start difference. First operand has 74 states, 39 states have (on average 1.4102564102564104) internal successors, (55), 40 states have internal predecessors, (55), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 05:15:03,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.44s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:15:03,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:15:03,707 INFO L93 Difference]: Finished difference Result 145 states and 268 transitions. [2023-11-29 05:15:03,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 05:15:03,758 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 190 [2023-11-29 05:15:03,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:15:03,766 INFO L225 Difference]: With dead ends: 145 [2023-11-29 05:15:03,766 INFO L226 Difference]: Without dead ends: 72 [2023-11-29 05:15:03,770 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 05:15:03,774 INFO L413 NwaCegarLoop]: 111 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2023-11-29 05:15:03,774 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 111 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2023-11-29 05:15:03,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2023-11-29 05:15:03,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2023-11-29 05:15:03,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 38 states have (on average 1.3157894736842106) internal successors, (50), 38 states have internal predecessors, (50), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 05:15:03,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 114 transitions. [2023-11-29 05:15:03,819 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 114 transitions. Word has length 190 [2023-11-29 05:15:03,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:15:03,819 INFO L495 AbstractCegarLoop]: Abstraction has 72 states and 114 transitions. [2023-11-29 05:15:03,820 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 05:15:03,820 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 114 transitions. [2023-11-29 05:15:03,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-29 05:15:03,825 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:15:03,825 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:15:03,835 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 05:15:04,026 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 05:15:04,026 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:15:04,027 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:15:04,027 INFO L85 PathProgramCache]: Analyzing trace with hash -524291708, now seen corresponding path program 1 times [2023-11-29 05:15:04,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:15:04,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1152458037] [2023-11-29 05:15:04,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:15:04,029 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 [2023-11-29 05:15:04,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:15:04,030 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 05:15:04,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 05:15:04,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:15:04,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 05:15:04,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:15:04,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 05:15:04,485 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:15:04,485 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:15:04,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1152458037] [2023-11-29 05:15:04,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1152458037] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:15:04,486 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:15:04,486 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 05:15:04,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218770987] [2023-11-29 05:15:04,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:15:04,489 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 05:15:04,489 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:15:04,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 05:15:04,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:15:04,491 INFO L87 Difference]: Start difference. First operand 72 states and 114 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 05:15:05,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:15:09,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.61s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:15:09,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:15:09,793 INFO L93 Difference]: Finished difference Result 175 states and 273 transitions. [2023-11-29 05:15:09,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 05:15:09,794 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 190 [2023-11-29 05:15:09,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:15:09,798 INFO L225 Difference]: With dead ends: 175 [2023-11-29 05:15:09,798 INFO L226 Difference]: Without dead ends: 104 [2023-11-29 05:15:09,799 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 05:15:09,801 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 45 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2023-11-29 05:15:09,802 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 237 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2023-11-29 05:15:09,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2023-11-29 05:15:09,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 101. [2023-11-29 05:15:09,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 56 states have (on average 1.2857142857142858) internal successors, (72), 57 states have internal predecessors, (72), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 41 states have call predecessors, (42), 42 states have call successors, (42) [2023-11-29 05:15:09,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 156 transitions. [2023-11-29 05:15:09,825 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 156 transitions. Word has length 190 [2023-11-29 05:15:09,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:15:09,827 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 156 transitions. [2023-11-29 05:15:09,827 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 05:15:09,827 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 156 transitions. [2023-11-29 05:15:09,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-29 05:15:09,832 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:15:09,832 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:15:09,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-29 05:15:10,036 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 05:15:10,036 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:15:10,037 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:15:10,037 INFO L85 PathProgramCache]: Analyzing trace with hash 1085977068, now seen corresponding path program 1 times [2023-11-29 05:15:10,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:15:10,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [72391029] [2023-11-29 05:15:10,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:15:10,038 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 [2023-11-29 05:15:10,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:15:10,039 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 05:15:10,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 05:15:10,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:15:10,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 05:15:10,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 05:15:10,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 05:15:10,590 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 05:15:10,590 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 05:15:10,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [72391029] [2023-11-29 05:15:10,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [72391029] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 05:15:10,591 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 05:15:10,591 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 05:15:10,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359658068] [2023-11-29 05:15:10,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 05:15:10,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 05:15:10,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 05:15:10,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 05:15:10,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 05:15:10,594 INFO L87 Difference]: Start difference. First operand 101 states and 156 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 05:15:11,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:15:12,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:15:16,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.87s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 05:15:16,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 05:15:16,263 INFO L93 Difference]: Finished difference Result 284 states and 422 transitions. [2023-11-29 05:15:16,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 05:15:16,264 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 191 [2023-11-29 05:15:16,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 05:15:16,267 INFO L225 Difference]: With dead ends: 284 [2023-11-29 05:15:16,268 INFO L226 Difference]: Without dead ends: 184 [2023-11-29 05:15:16,269 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 05:15:16,270 INFO L413 NwaCegarLoop]: 166 mSDtfsCounter, 126 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 390 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2023-11-29 05:15:16,271 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 390 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2023-11-29 05:15:16,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2023-11-29 05:15:16,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 127. [2023-11-29 05:15:16,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 72 states have (on average 1.2361111111111112) internal successors, (89), 73 states have internal predecessors, (89), 50 states have call successors, (50), 4 states have call predecessors, (50), 4 states have return successors, (50), 49 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-29 05:15:16,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 189 transitions. [2023-11-29 05:15:16,296 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 189 transitions. Word has length 191 [2023-11-29 05:15:16,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 05:15:16,297 INFO L495 AbstractCegarLoop]: Abstraction has 127 states and 189 transitions. [2023-11-29 05:15:16,298 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 05:15:16,298 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 189 transitions. [2023-11-29 05:15:16,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-11-29 05:15:16,302 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 05:15:16,302 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 05:15:16,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/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)] Forceful destruction successful, exit code 0 [2023-11-29 05:15:16,508 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 05:15:16,509 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 05:15:16,509 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 05:15:16,510 INFO L85 PathProgramCache]: Analyzing trace with hash 1028718766, now seen corresponding path program 1 times [2023-11-29 05:15:16,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 05:15:16,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [702091596] [2023-11-29 05:15:16,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 05:15:16,511 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 [2023-11-29 05:15:16,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 05:15:16,513 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 05:15:16,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eab24d03-610f-4b2a-8ca9-659db14d1771/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 05:15:16,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 05:15:17,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-29 05:15:17,011 INFO L285 TraceCheckSpWp]: Computing forward predicates...