./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-40.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_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-40.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme --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 c1a30c7987036306ce2fad3ebef934b37016c19afc75444966cf4efa356e43a6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:45:16,614 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:45:16,713 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-26 10:45:16,719 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:45:16,720 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:45:16,750 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:45:16,751 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:45:16,752 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:45:16,752 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:45:16,753 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:45:16,754 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 10:45:16,754 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 10:45:16,755 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:45:16,756 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:45:16,757 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:45:16,757 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:45:16,758 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 10:45:16,758 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 10:45:16,759 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 10:45:16,760 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 10:45:16,760 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:45:16,761 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 10:45:16,762 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 10:45:16,762 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 10:45:16,763 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 10:45:16,763 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 10:45:16,764 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:45:16,764 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:45:16,765 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:45:16,765 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 10:45:16,766 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 10:45:16,766 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:45:16,767 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:45:16,768 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 10:45:16,768 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 10:45:16,768 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 10:45:16,769 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 10:45:16,769 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 10:45:16,769 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 10:45:16,770 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 10:45:16,770 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 10:45:16,770 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 10:45:16,771 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_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1a30c7987036306ce2fad3ebef934b37016c19afc75444966cf4efa356e43a6 [2023-11-26 10:45:17,081 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:45:17,113 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:45:17,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:45:17,117 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:45:17,118 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:45:17,119 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-40.i [2023-11-26 10:45:20,209 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:45:20,444 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:45:20,445 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-40.i [2023-11-26 10:45:20,455 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/data/742e913c7/2187b373d1bd4ffe9cedd5d33e382011/FLAGc85fd7978 [2023-11-26 10:45:20,480 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/data/742e913c7/2187b373d1bd4ffe9cedd5d33e382011 [2023-11-26 10:45:20,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:45:20,488 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:45:20,492 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:45:20,492 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:45:20,498 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:45:20,501 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:45:20" (1/1) ... [2023-11-26 10:45:20,502 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cba59d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:20, skipping insertion in model container [2023-11-26 10:45:20,503 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:45:20" (1/1) ... [2023-11-26 10:45:20,539 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:45:20,704 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_e48698bf-e100-4249-b3f0-18ec123e4578/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-40.i[919,932] [2023-11-26 10:45:20,787 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:45:20,808 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 10:45:20,826 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_e48698bf-e100-4249-b3f0-18ec123e4578/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-40.i[919,932] [2023-11-26 10:45:20,875 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:45:20,895 INFO L206 MainTranslator]: Completed translation [2023-11-26 10:45:20,895 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:20 WrapperNode [2023-11-26 10:45:20,896 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:45:20,897 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 10:45:20,897 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 10:45:20,908 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 10:45:20,916 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:20" (1/1) ... [2023-11-26 10:45:20,930 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:20" (1/1) ... [2023-11-26 10:45:20,996 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 189 [2023-11-26 10:45:20,997 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 10:45:20,997 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 10:45:20,998 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 10:45:20,998 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 10:45:21,010 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:20" (1/1) ... [2023-11-26 10:45:21,010 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:20" (1/1) ... [2023-11-26 10:45:21,015 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:20" (1/1) ... [2023-11-26 10:45:21,066 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]. [2023-11-26 10:45:21,067 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:20" (1/1) ... [2023-11-26 10:45:21,067 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:20" (1/1) ... [2023-11-26 10:45:21,129 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:20" (1/1) ... [2023-11-26 10:45:21,134 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:20" (1/1) ... [2023-11-26 10:45:21,139 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:20" (1/1) ... [2023-11-26 10:45:21,146 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:20" (1/1) ... [2023-11-26 10:45:21,155 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 10:45:21,157 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 10:45:21,157 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 10:45:21,158 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 10:45:21,159 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:20" (1/1) ... [2023-11-26 10:45:21,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:45:21,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:21,194 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 10:45:21,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 10:45:21,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 10:45:21,243 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 10:45:21,244 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 10:45:21,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 10:45:21,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 10:45:21,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 10:45:21,377 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 10:45:21,380 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 10:45:21,916 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 10:45:21,976 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 10:45:21,977 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 10:45:21,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:45:21 BoogieIcfgContainer [2023-11-26 10:45:21,978 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 10:45:21,982 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 10:45:21,982 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 10:45:21,986 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 10:45:21,987 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 10:45:20" (1/3) ... [2023-11-26 10:45:21,988 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a56bc6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:45:21, skipping insertion in model container [2023-11-26 10:45:21,988 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:20" (2/3) ... [2023-11-26 10:45:21,990 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a56bc6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:45:21, skipping insertion in model container [2023-11-26 10:45:21,991 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:45:21" (3/3) ... [2023-11-26 10:45:21,992 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-40.i [2023-11-26 10:45:22,018 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 10:45:22,019 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 10:45:22,093 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 10:45:22,102 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;@26493c3e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 10:45:22,102 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 10:45:22,107 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 48 states have (on average 1.5208333333333333) internal successors, (73), 49 states have internal predecessors, (73), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-26 10:45:22,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-26 10:45:22,128 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:45:22,130 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:45:22,130 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:45:22,139 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:22,140 INFO L85 PathProgramCache]: Analyzing trace with hash -1342713319, now seen corresponding path program 1 times [2023-11-26 10:45:22,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:22,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69524444] [2023-11-26 10:45:22,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:22,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:22,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:22,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:45:22,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69524444] [2023-11-26 10:45:22,453 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-26 10:45:22,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2071242066] [2023-11-26 10:45:22,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:22,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:22,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:22,462 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:45:22,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-26 10:45:22,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:22,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 10:45:22,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:22,799 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2023-11-26 10:45:22,799 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:45:22,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2071242066] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:45:22,800 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:45:22,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:45:22,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662716231] [2023-11-26 10:45:22,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:22,810 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 10:45:22,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:45:22,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 10:45:22,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 10:45:22,845 INFO L87 Difference]: Start difference. First operand has 73 states, 48 states have (on average 1.5208333333333333) internal successors, (73), 49 states have internal predecessors, (73), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-26 10:45:22,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:45:22,894 INFO L93 Difference]: Finished difference Result 143 states and 254 transitions. [2023-11-26 10:45:22,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 10:45:22,897 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) Word has length 147 [2023-11-26 10:45:22,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:45:22,907 INFO L225 Difference]: With dead ends: 143 [2023-11-26 10:45:22,908 INFO L226 Difference]: Without dead ends: 71 [2023-11-26 10:45:22,912 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 10:45:22,916 INFO L413 NwaCegarLoop]: 108 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, 108 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 [2023-11-26 10:45:22,917 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 10:45:22,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2023-11-26 10:45:22,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2023-11-26 10:45:22,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 47 states have (on average 1.425531914893617) internal successors, (67), 47 states have internal predecessors, (67), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-26 10:45:22,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 111 transitions. [2023-11-26 10:45:22,972 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 111 transitions. Word has length 147 [2023-11-26 10:45:22,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:45:22,973 INFO L495 AbstractCegarLoop]: Abstraction has 71 states and 111 transitions. [2023-11-26 10:45:22,973 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-26 10:45:22,974 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 111 transitions. [2023-11-26 10:45:22,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-26 10:45:22,978 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:45:22,979 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:45:22,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-26 10:45:23,186 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-26 10:45:23,187 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:45:23,187 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:23,187 INFO L85 PathProgramCache]: Analyzing trace with hash -391516915, now seen corresponding path program 1 times [2023-11-26 10:45:23,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:23,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834423841] [2023-11-26 10:45:23,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:23,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:23,309 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:45:23,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [253613838] [2023-11-26 10:45:23,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:23,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:23,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:23,319 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:45:23,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-26 10:45:23,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:23,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-26 10:45:23,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:23,782 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 453 proven. 39 refuted. 0 times theorem prover too weak. 432 trivial. 0 not checked. [2023-11-26 10:45:23,782 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 10:45:24,008 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 24 proven. 39 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-11-26 10:45:24,009 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:45:24,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834423841] [2023-11-26 10:45:24,009 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:45:24,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [253613838] [2023-11-26 10:45:24,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [253613838] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 10:45:24,010 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 10:45:24,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-26 10:45:24,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358383984] [2023-11-26 10:45:24,011 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 10:45:24,012 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-26 10:45:24,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:45:24,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-26 10:45:24,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-26 10:45:24,014 INFO L87 Difference]: Start difference. First operand 71 states and 111 transitions. Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-26 10:45:24,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:45:24,229 INFO L93 Difference]: Finished difference Result 147 states and 224 transitions. [2023-11-26 10:45:24,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-26 10:45:24,230 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 148 [2023-11-26 10:45:24,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:45:24,233 INFO L225 Difference]: With dead ends: 147 [2023-11-26 10:45:24,233 INFO L226 Difference]: Without dead ends: 77 [2023-11-26 10:45:24,235 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 298 GetRequests, 288 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-26 10:45:24,236 INFO L413 NwaCegarLoop]: 76 mSDtfsCounter, 81 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 134 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-26 10:45:24,237 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [88 Valid, 181 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-26 10:45:24,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-11-26 10:45:24,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 73. [2023-11-26 10:45:24,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 48 states have (on average 1.3333333333333333) internal successors, (64), 48 states have internal predecessors, (64), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-26 10:45:24,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2023-11-26 10:45:24,253 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 148 [2023-11-26 10:45:24,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:45:24,254 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2023-11-26 10:45:24,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-26 10:45:24,255 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2023-11-26 10:45:24,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-26 10:45:24,258 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:45:24,258 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:45:24,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-26 10:45:24,471 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:24,471 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:45:24,472 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:24,472 INFO L85 PathProgramCache]: Analyzing trace with hash -784543925, now seen corresponding path program 1 times [2023-11-26 10:45:24,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:24,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823525645] [2023-11-26 10:45:24,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:24,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:24,523 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:45:24,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [442268065] [2023-11-26 10:45:24,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:24,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:24,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:24,526 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:45:24,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-26 10:45:24,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:24,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-26 10:45:24,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:25,263 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-11-26 10:45:25,263 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:45:25,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:45:25,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823525645] [2023-11-26 10:45:25,264 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:45:25,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [442268065] [2023-11-26 10:45:25,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [442268065] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:45:25,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:45:25,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:45:25,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027461318] [2023-11-26 10:45:25,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:25,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:45:25,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:45:25,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:45:25,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:45:25,269 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-26 10:45:25,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:45:25,343 INFO L93 Difference]: Finished difference Result 205 states and 307 transitions. [2023-11-26 10:45:25,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:45:25,343 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 148 [2023-11-26 10:45:25,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:45:25,352 INFO L225 Difference]: With dead ends: 205 [2023-11-26 10:45:25,353 INFO L226 Difference]: Without dead ends: 133 [2023-11-26 10:45:25,355 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:45:25,359 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 19 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 188 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:45:25,364 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 188 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 10:45:25,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2023-11-26 10:45:25,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 127. [2023-11-26 10:45:25,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 78 states have (on average 1.3076923076923077) internal successors, (102), 78 states have internal predecessors, (102), 44 states have call successors, (44), 4 states have call predecessors, (44), 4 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2023-11-26 10:45:25,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 190 transitions. [2023-11-26 10:45:25,419 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 190 transitions. Word has length 148 [2023-11-26 10:45:25,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:45:25,421 INFO L495 AbstractCegarLoop]: Abstraction has 127 states and 190 transitions. [2023-11-26 10:45:25,421 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-26 10:45:25,421 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 190 transitions. [2023-11-26 10:45:25,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-26 10:45:25,429 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:45:25,429 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:45:25,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-26 10:45:25,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:25,637 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:45:25,637 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:25,638 INFO L85 PathProgramCache]: Analyzing trace with hash -1569248212, now seen corresponding path program 1 times [2023-11-26 10:45:25,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:25,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986510560] [2023-11-26 10:45:25,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:25,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:25,717 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:45:25,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [808269153] [2023-11-26 10:45:25,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:25,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:25,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:25,724 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:45:25,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-26 10:45:25,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:25,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-26 10:45:25,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:26,160 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 481 proven. 33 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2023-11-26 10:45:26,161 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 10:45:26,302 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-11-26 10:45:26,302 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:45:26,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986510560] [2023-11-26 10:45:26,303 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:45:26,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [808269153] [2023-11-26 10:45:26,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [808269153] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-26 10:45:26,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-26 10:45:26,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2023-11-26 10:45:26,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610245624] [2023-11-26 10:45:26,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:26,307 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 10:45:26,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:45:26,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 10:45:26,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2023-11-26 10:45:26,311 INFO L87 Difference]: Start difference. First operand 127 states and 190 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-26 10:45:26,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:45:26,905 INFO L93 Difference]: Finished difference Result 277 states and 405 transitions. [2023-11-26 10:45:26,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-26 10:45:26,905 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 149 [2023-11-26 10:45:26,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:45:26,908 INFO L225 Difference]: With dead ends: 277 [2023-11-26 10:45:26,908 INFO L226 Difference]: Without dead ends: 205 [2023-11-26 10:45:26,909 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 302 GetRequests, 290 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2023-11-26 10:45:26,910 INFO L413 NwaCegarLoop]: 165 mSDtfsCounter, 216 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 194 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 393 SdHoareTripleChecker+Invalid, 304 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-26 10:45:26,910 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 393 Invalid, 304 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 194 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-26 10:45:26,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2023-11-26 10:45:26,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 136. [2023-11-26 10:45:26,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 85 states have (on average 1.2705882352941176) internal successors, (108), 85 states have internal predecessors, (108), 44 states have call successors, (44), 6 states have call predecessors, (44), 6 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2023-11-26 10:45:26,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 196 transitions. [2023-11-26 10:45:26,962 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 196 transitions. Word has length 149 [2023-11-26 10:45:26,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:45:26,963 INFO L495 AbstractCegarLoop]: Abstraction has 136 states and 196 transitions. [2023-11-26 10:45:26,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-26 10:45:26,963 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 196 transitions. [2023-11-26 10:45:26,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-26 10:45:26,966 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:45:26,966 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:45:26,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-26 10:45:27,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2023-11-26 10:45:27,173 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:45:27,173 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:27,173 INFO L85 PathProgramCache]: Analyzing trace with hash -1569188630, now seen corresponding path program 1 times [2023-11-26 10:45:27,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:27,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478669065] [2023-11-26 10:45:27,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:27,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:27,242 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:45:27,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1409390224] [2023-11-26 10:45:27,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:27,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:27,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:27,249 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:45:27,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-26 10:45:27,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:45:27,526 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:45:27,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:45:27,816 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:45:27,816 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-26 10:45:27,818 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-26 10:45:27,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-26 10:45:28,028 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:28,032 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-26 10:45:28,036 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 10:45:28,174 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-26 10:45:28,208 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 10:45:28 BoogieIcfgContainer [2023-11-26 10:45:28,209 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 10:45:28,209 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 10:45:28,209 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 10:45:28,210 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 10:45:28,210 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:45:21" (3/4) ... [2023-11-26 10:45:28,213 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-26 10:45:28,214 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 10:45:28,215 INFO L158 Benchmark]: Toolchain (without parser) took 7727.07ms. Allocated memory was 140.5MB in the beginning and 205.5MB in the end (delta: 65.0MB). Free memory was 106.5MB in the beginning and 143.3MB in the end (delta: -36.8MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2023-11-26 10:45:28,215 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 115.3MB. Free memory is still 88.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 10:45:28,216 INFO L158 Benchmark]: CACSL2BoogieTranslator took 403.82ms. Allocated memory is still 140.5MB. Free memory was 106.5MB in the beginning and 91.1MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-26 10:45:28,216 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.07ms. Allocated memory is still 140.5MB. Free memory was 91.1MB in the beginning and 86.2MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-26 10:45:28,216 INFO L158 Benchmark]: Boogie Preprocessor took 158.72ms. Allocated memory is still 140.5MB. Free memory was 86.2MB in the beginning and 104.2MB in the end (delta: -17.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 10:45:28,217 INFO L158 Benchmark]: RCFGBuilder took 821.53ms. Allocated memory is still 140.5MB. Free memory was 104.2MB in the beginning and 74.8MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-26 10:45:28,217 INFO L158 Benchmark]: TraceAbstraction took 6226.78ms. Allocated memory was 140.5MB in the beginning and 205.5MB in the end (delta: 65.0MB). Free memory was 74.0MB in the beginning and 143.3MB in the end (delta: -69.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 10:45:28,218 INFO L158 Benchmark]: Witness Printer took 4.92ms. Allocated memory is still 205.5MB. Free memory is still 143.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 10:45:28,220 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 115.3MB. Free memory is still 88.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 403.82ms. Allocated memory is still 140.5MB. Free memory was 106.5MB in the beginning and 91.1MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.07ms. Allocated memory is still 140.5MB. Free memory was 91.1MB in the beginning and 86.2MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 158.72ms. Allocated memory is still 140.5MB. Free memory was 86.2MB in the beginning and 104.2MB in the end (delta: -17.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 821.53ms. Allocated memory is still 140.5MB. Free memory was 104.2MB in the beginning and 74.8MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 6226.78ms. Allocated memory was 140.5MB in the beginning and 205.5MB in the end (delta: 65.0MB). Free memory was 74.0MB in the beginning and 143.3MB in the end (delta: -69.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.92ms. Allocated memory is still 205.5MB. Free memory is still 143.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 170, overapproximation of someBinaryDOUBLEComparisonOperation at line 170, overapproximation of someUnaryDOUBLEoperation at line 85. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 128; [L23] signed short int var_1_4 = -200; [L24] unsigned short int var_1_8 = 5; [L25] unsigned char var_1_9 = 1; [L26] unsigned char var_1_10 = 0; [L27] unsigned char var_1_11 = 0; [L28] unsigned char var_1_12 = 16; [L29] unsigned char var_1_15 = 50; [L30] unsigned short int var_1_16 = 1; [L31] float var_1_17 = 25.4; [L32] float var_1_20 = 1.6; [L33] unsigned short int var_1_21 = 0; [L34] float var_1_24 = 128.5; [L35] double var_1_25 = -0.5; [L36] signed long int var_1_26 = 4; [L37] signed char var_1_27 = 2; [L38] signed char var_1_28 = -16; [L39] signed char var_1_29 = 0; [L40] unsigned char var_1_30 = 0; [L41] unsigned char var_1_33 = 8; [L42] unsigned long int var_1_34 = 50; [L43] double var_1_35 = 31.1; [L44] double var_1_36 = 127.4; [L45] unsigned long int var_1_37 = 64; [L46] signed long int var_1_38 = 8; [L47] float var_1_39 = 200.6; [L48] unsigned short int var_1_40 = 2; [L49] signed char var_1_42 = -4; [L50] double var_1_43 = 2.75; [L51] double var_1_44 = 7.6; [L52] signed char var_1_45 = 32; [L53] unsigned long int var_1_46 = 32; [L54] signed long int var_1_47 = -256; [L55] unsigned char last_1_var_1_9 = 1; [L56] float last_1_var_1_24 = 128.5; [L174] isInitial = 1 [L175] FCALL initially() [L176] COND TRUE 1 [L177] CALL updateLastVariables() [L166] last_1_var_1_9 = var_1_9 [L167] last_1_var_1_24 = var_1_24 [L177] RET updateLastVariables() [L178] CALL updateVariables() [L130] var_1_4 = __VERIFIER_nondet_short() [L131] CALL assume_abort_if_not(var_1_4 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=5, var_1_9=1] [L131] RET assume_abort_if_not(var_1_4 >= -32768) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=5, var_1_9=1] [L132] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=5, var_1_9=1] [L132] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=5, var_1_9=1] [L133] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=5, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=5, var_1_9=1] [L133] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=5, var_1_9=1] [L134] var_1_8 = __VERIFIER_nondet_ushort() [L135] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_9=1] [L135] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_9=1] [L136] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L136] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=0, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L137] var_1_10 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L138] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L139] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L139] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L140] var_1_11 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L141] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L142] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L142] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=50, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L143] var_1_15 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L144] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L145] CALL assume_abort_if_not(var_1_15 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L145] RET assume_abort_if_not(var_1_15 <= 254) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_20=8/5, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L146] var_1_20 = __VERIFIER_nondet_float() [L147] CALL assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L147] RET assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=-16, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L148] var_1_28 = __VERIFIER_nondet_char() [L149] CALL assume_abort_if_not(var_1_28 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L149] RET assume_abort_if_not(var_1_28 >= -126) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L150] CALL assume_abort_if_not(var_1_28 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L150] RET assume_abort_if_not(var_1_28 <= 126) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L151] var_1_29 = __VERIFIER_nondet_char() [L152] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L152] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L153] CALL assume_abort_if_not(var_1_29 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L153] RET assume_abort_if_not(var_1_29 <= 126) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=8, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L154] var_1_33 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L155] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L156] CALL assume_abort_if_not(var_1_33 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=1, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=1, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L156] RET assume_abort_if_not(var_1_33 <= 254) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=1, var_1_34=50, var_1_35=311/10, var_1_36=637/5, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L157] var_1_36 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_36 >= -922337.2036854765600e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=1, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=1, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L158] RET assume_abort_if_not((var_1_36 >= -922337.2036854765600e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=1, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_39=1003/5, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L159] var_1_39 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_39 >= -922337.2036854776000e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854776000e+12F && var_1_39 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=1, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=1, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L160] RET assume_abort_if_not((var_1_39 >= -922337.2036854776000e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854776000e+12F && var_1_39 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=1, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L161] CALL assume_abort_if_not(var_1_39 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=1, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=1, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L161] RET assume_abort_if_not(var_1_39 != 0.0F) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=1, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_44=38/5, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L162] var_1_44 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_44 >= -922337.2036854765600e+13F && var_1_44 <= -1.0e-20F) || (var_1_44 <= 9223372.036854765600e+12F && var_1_44 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=1, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=1, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L163] RET assume_abort_if_not((var_1_44 >= -922337.2036854765600e+13F && var_1_44 <= -1.0e-20F) || (var_1_44 <= 9223372.036854765600e+12F && var_1_44 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=2, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=1, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L178] RET updateVariables() [L179] CALL step() [L60] var_1_27 = (((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28))) - var_1_29) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=5, var_1_28=5, var_1_29=0, var_1_30=0, var_1_33=1, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L61] COND TRUE var_1_9 && var_1_9 [L62] var_1_30 = (((((((var_1_29) > (var_1_33)) ? (var_1_29) : (var_1_33))) < 0 ) ? -((((var_1_29) > (var_1_33)) ? (var_1_29) : (var_1_33))) : ((((var_1_29) > (var_1_33)) ? (var_1_29) : (var_1_33))))) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=5, var_1_28=5, var_1_29=0, var_1_30=1, var_1_33=1, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L64] COND FALSE !(var_1_28 > var_1_12) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=5, var_1_28=5, var_1_29=0, var_1_30=1, var_1_33=1, var_1_34=50, var_1_35=311/10, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L69] var_1_35 = var_1_36 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=5, var_1_28=5, var_1_29=0, var_1_30=1, var_1_33=1, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=64, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L70] COND TRUE (var_1_9 && var_1_9) && (var_1_12 > var_1_16) [L71] var_1_37 = var_1_12 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=5, var_1_28=5, var_1_29=0, var_1_30=1, var_1_33=1, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=16, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L73] COND FALSE !((((((var_1_36 / var_1_39)) > (var_1_17)) ? ((var_1_36 / var_1_39)) : (var_1_17))) > 100.3) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=5, var_1_28=5, var_1_29=0, var_1_30=1, var_1_33=1, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=16, var_1_38=8, var_1_40=2, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L78] COND TRUE var_1_16 > ((var_1_29 >> 1) + var_1_21) [L79] var_1_40 = (((((var_1_33) < 0 ) ? -(var_1_33) : (var_1_33))) + ((((var_1_29) < 0 ) ? -(var_1_29) : (var_1_29)))) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=5, var_1_28=5, var_1_29=0, var_1_30=1, var_1_33=1, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=16, var_1_38=8, var_1_40=1, var_1_42=-4, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L81] COND TRUE var_1_9 || var_1_9 [L82] var_1_42 = 1 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=5, var_1_28=5, var_1_29=0, var_1_30=1, var_1_33=1, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=16, var_1_38=8, var_1_40=1, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L84] EXPR var_1_26 | var_1_21 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=5, var_1_28=5, var_1_29=0, var_1_30=1, var_1_33=1, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=16, var_1_38=8, var_1_40=1, var_1_42=1, var_1_43=11/4, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L84] COND TRUE var_1_28 > (var_1_26 | var_1_21) [L85] var_1_43 = ((((var_1_36) > ((((((((var_1_44) < 0 ) ? -(var_1_44) : (var_1_44))) < 0 ) ? -((((var_1_44) < 0 ) ? -(var_1_44) : (var_1_44))) : ((((var_1_44) < 0 ) ? -(var_1_44) : (var_1_44))))))) ? (var_1_36) : ((((((((var_1_44) < 0 ) ? -(var_1_44) : (var_1_44))) < 0 ) ? -((((var_1_44) < 0 ) ? -(var_1_44) : (var_1_44))) : ((((var_1_44) < 0 ) ? -(var_1_44) : (var_1_44)))))))) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=5, var_1_28=5, var_1_29=0, var_1_30=1, var_1_33=1, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=16, var_1_38=8, var_1_40=1, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=32, var_1_46=32, var_1_47=-256, var_1_4=254, var_1_8=0, var_1_9=1] [L87] var_1_45 = var_1_28 [L88] var_1_46 = var_1_33 [L89] var_1_47 = var_1_21 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=16, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=5, var_1_28=5, var_1_29=0, var_1_30=1, var_1_33=1, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=16, var_1_38=8, var_1_40=1, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=5, var_1_46=1, var_1_47=0, var_1_4=254, var_1_8=0, var_1_9=1] [L90] COND FALSE !((last_1_var_1_9 && var_1_11) && (50 > var_1_8)) [L97] var_1_12 = var_1_15 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=254, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=5, var_1_28=5, var_1_29=0, var_1_30=1, var_1_33=1, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=16, var_1_38=8, var_1_40=1, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=5, var_1_46=1, var_1_47=0, var_1_4=254, var_1_8=0, var_1_9=1] [L99] unsigned char stepLocal_1 = var_1_10; VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_1=1, var_1_10=1, var_1_11=0, var_1_12=254, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=5, var_1_28=5, var_1_29=0, var_1_30=1, var_1_33=1, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=16, var_1_38=8, var_1_40=1, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=5, var_1_46=1, var_1_47=0, var_1_4=254, var_1_8=0, var_1_9=1] [L100] COND TRUE (var_1_12 != var_1_4) || stepLocal_1 [L101] var_1_9 = var_1_11 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_1=1, var_1_10=1, var_1_11=0, var_1_12=254, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=4, var_1_27=5, var_1_28=5, var_1_29=0, var_1_30=1, var_1_33=1, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=16, var_1_38=8, var_1_40=1, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=5, var_1_46=1, var_1_47=0, var_1_4=254, var_1_8=0, var_1_9=0] [L103] var_1_26 = var_1_12 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_1=1, var_1_10=1, var_1_11=0, var_1_12=254, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=0, var_1_24=257/2, var_1_26=254, var_1_27=5, var_1_28=5, var_1_29=0, var_1_30=1, var_1_33=1, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=16, var_1_38=8, var_1_40=1, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=5, var_1_46=1, var_1_47=0, var_1_4=254, var_1_8=0, var_1_9=0] [L104] COND FALSE !((var_1_9 && var_1_11) && var_1_9) [L107] var_1_21 = ((23370 - var_1_15) + var_1_12) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_1=1, var_1_10=1, var_1_11=0, var_1_12=254, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=23370, var_1_24=257/2, var_1_26=254, var_1_27=5, var_1_28=5, var_1_29=0, var_1_30=1, var_1_33=1, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=16, var_1_38=8, var_1_40=1, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=5, var_1_46=1, var_1_47=0, var_1_4=254, var_1_8=0, var_1_9=0] [L109] signed long int stepLocal_2 = -4; VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_1=1, stepLocal_2=-4, var_1_10=1, var_1_11=0, var_1_12=254, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=23370, var_1_24=257/2, var_1_26=254, var_1_27=5, var_1_28=5, var_1_29=0, var_1_30=1, var_1_33=1, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=16, var_1_38=8, var_1_40=1, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=5, var_1_46=1, var_1_47=0, var_1_4=254, var_1_8=0, var_1_9=0] [L110] COND FALSE !(! (-4 < var_1_12)) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_1=1, stepLocal_2=-4, var_1_10=1, var_1_11=0, var_1_12=254, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=23370, var_1_24=257/2, var_1_26=254, var_1_27=5, var_1_28=5, var_1_29=0, var_1_30=1, var_1_33=1, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=16, var_1_38=8, var_1_40=1, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=5, var_1_46=1, var_1_47=0, var_1_4=254, var_1_8=0, var_1_9=0] [L113] COND FALSE !(stepLocal_2 > var_1_21) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_1=1, stepLocal_2=-4, var_1_10=1, var_1_11=0, var_1_12=254, var_1_15=254, var_1_16=1, var_1_17=127/5, var_1_1=128, var_1_21=23370, var_1_24=257/2, var_1_26=254, var_1_27=5, var_1_28=5, var_1_29=0, var_1_30=1, var_1_33=1, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=16, var_1_38=8, var_1_40=1, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=5, var_1_46=1, var_1_47=0, var_1_4=254, var_1_8=0, var_1_9=0] [L117] var_1_16 = (((((((((256) > (var_1_12)) ? (256) : (var_1_12))) + var_1_12)) < (var_1_15)) ? ((((((256) > (var_1_12)) ? (256) : (var_1_12))) + var_1_12)) : (var_1_15))) [L118] var_1_25 = var_1_20 [L119] unsigned short int stepLocal_0 = var_1_16; VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_0=254, stepLocal_1=1, stepLocal_2=-4, var_1_10=1, var_1_11=0, var_1_12=254, var_1_15=254, var_1_16=254, var_1_17=127/5, var_1_1=128, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=254, var_1_27=5, var_1_28=5, var_1_29=0, var_1_30=1, var_1_33=1, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=16, var_1_38=8, var_1_40=1, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=5, var_1_46=1, var_1_47=0, var_1_4=254, var_1_8=0, var_1_9=0] [L120] COND TRUE ((var_1_16 * var_1_16) / var_1_4) <= stepLocal_0 [L121] var_1_1 = var_1_12 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_0=254, stepLocal_1=1, stepLocal_2=-4, var_1_10=1, var_1_11=0, var_1_12=254, var_1_15=254, var_1_16=254, var_1_17=127/5, var_1_1=254, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=254, var_1_27=5, var_1_28=5, var_1_29=0, var_1_30=1, var_1_33=1, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=16, var_1_38=8, var_1_40=1, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=5, var_1_46=1, var_1_47=0, var_1_4=254, var_1_8=0, var_1_9=0] [L125] COND FALSE !((var_1_16 - ((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1)))) < (var_1_12 - var_1_16)) VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_0=254, stepLocal_1=1, stepLocal_2=-4, var_1_10=1, var_1_11=0, var_1_12=254, var_1_15=254, var_1_16=254, var_1_17=127/5, var_1_1=254, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=254, var_1_27=5, var_1_28=5, var_1_29=0, var_1_30=1, var_1_33=1, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=16, var_1_38=8, var_1_40=1, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=5, var_1_46=1, var_1_47=0, var_1_4=254, var_1_8=0, var_1_9=0] [L179] RET step() [L180] CALL, EXPR property() [L170-L171] return (((((((((((var_1_16 * var_1_16) / var_1_4) <= var_1_16) ? (var_1_1 == ((unsigned short int) var_1_12)) : (var_1_1 == ((unsigned short int) (var_1_12 + var_1_12)))) && (((var_1_12 != var_1_4) || var_1_10) ? (var_1_9 == ((unsigned char) var_1_11)) : 1)) && (((last_1_var_1_9 && var_1_11) && (50 > var_1_8)) ? (((- last_1_var_1_24) < last_1_var_1_24) ? (last_1_var_1_9 ? (var_1_12 == ((unsigned char) 5)) : 1) : 1) : (var_1_12 == ((unsigned char) var_1_15)))) && (var_1_16 == ((unsigned short int) (((((((((256) > (var_1_12)) ? (256) : (var_1_12))) + var_1_12)) < (var_1_15)) ? ((((((256) > (var_1_12)) ? (256) : (var_1_12))) + var_1_12)) : (var_1_15)))))) && (((var_1_16 - ((((var_1_1) < 0 ) ? -(var_1_1) : (var_1_1)))) < (var_1_12 - var_1_16)) ? (var_1_17 == ((float) var_1_20)) : 1)) && (((var_1_9 && var_1_11) && var_1_9) ? (var_1_21 == ((unsigned short int) (var_1_26 + (var_1_15 + ((((var_1_12) > (var_1_12)) ? (var_1_12) : (var_1_12))))))) : (var_1_21 == ((unsigned short int) ((23370 - var_1_15) + var_1_12))))) && ((! (-4 < var_1_12)) ? (var_1_24 == ((float) var_1_20)) : ((-4 > var_1_21) ? (var_1_24 == ((float) 10.6f)) : 1))) && (var_1_25 == ((double) var_1_20))) && (var_1_26 == ((signed long int) var_1_12)) ; [L180] RET, EXPR property() [L180] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=254, var_1_15=254, var_1_16=254, var_1_17=127/5, var_1_1=254, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=254, var_1_27=5, var_1_28=5, var_1_29=0, var_1_30=1, var_1_33=1, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=16, var_1_38=8, var_1_40=1, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=5, var_1_46=1, var_1_47=0, var_1_4=254, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, var_1_10=1, var_1_11=0, var_1_12=254, var_1_15=254, var_1_16=254, var_1_17=127/5, var_1_1=254, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=254, var_1_27=5, var_1_28=5, var_1_29=0, var_1_30=1, var_1_33=1, var_1_34=50, var_1_35=2, var_1_36=2, var_1_37=16, var_1_38=8, var_1_40=1, var_1_42=1, var_1_43=2, var_1_44=0, var_1_45=5, var_1_46=1, var_1_47=0, var_1_4=254, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 73 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.0s, OverallIterations: 5, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 323 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 316 mSDsluCounter, 870 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 424 mSDsCounter, 134 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 352 IncrementalHoareTripleChecker+Invalid, 486 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 134 mSolverCounterUnsat, 446 mSDtfsCounter, 352 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 893 GetRequests, 870 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=136occurred in iteration=4, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 79 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 888 NumberOfCodeBlocks, 888 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 883 ConstructedInterpolants, 0 QuantifiedInterpolants, 2692 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1528 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 6 InterpolantComputations, 3 PerfectInterpolantSequences, 5433/5544 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 [2023-11-26 10:45:28,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/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_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-40.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme --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 c1a30c7987036306ce2fad3ebef934b37016c19afc75444966cf4efa356e43a6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:45:31,018 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:45:31,124 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-26 10:45:31,136 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:45:31,137 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:45:31,181 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:45:31,182 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:45:31,182 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:45:31,183 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:45:31,184 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:45:31,184 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 10:45:31,185 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 10:45:31,186 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:45:31,186 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:45:31,187 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:45:31,187 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:45:31,188 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 10:45:31,188 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 10:45:31,189 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 10:45:31,189 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:45:31,189 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 10:45:31,192 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 10:45:31,192 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 10:45:31,193 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-26 10:45:31,193 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-26 10:45:31,193 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-26 10:45:31,194 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 10:45:31,194 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 10:45:31,195 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:45:31,195 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:45:31,197 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:45:31,197 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 10:45:31,197 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 10:45:31,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:45:31,198 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:45:31,198 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 10:45:31,199 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 10:45:31,200 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-26 10:45:31,200 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-26 10:45:31,200 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 10:45:31,201 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 10:45:31,201 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 10:45:31,201 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 10:45:31,201 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 10:45:31,202 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-26 10:45:31,202 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_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1a30c7987036306ce2fad3ebef934b37016c19afc75444966cf4efa356e43a6 [2023-11-26 10:45:31,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:45:31,658 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:45:31,662 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:45:31,663 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:45:31,664 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:45:31,666 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-40.i [2023-11-26 10:45:34,917 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:45:35,281 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:45:35,284 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-40.i [2023-11-26 10:45:35,303 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/data/f93d07936/9b89506a636b43adbd2d4f572b96cdf8/FLAG4dce68597 [2023-11-26 10:45:35,319 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/data/f93d07936/9b89506a636b43adbd2d4f572b96cdf8 [2023-11-26 10:45:35,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:45:35,329 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:45:35,332 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:45:35,332 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:45:35,337 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:45:35,338 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:45:35" (1/1) ... [2023-11-26 10:45:35,339 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78bb851d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:35, skipping insertion in model container [2023-11-26 10:45:35,339 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:45:35" (1/1) ... [2023-11-26 10:45:35,388 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:45:35,591 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_e48698bf-e100-4249-b3f0-18ec123e4578/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-40.i[919,932] [2023-11-26 10:45:35,718 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:45:35,744 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 10:45:35,761 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_e48698bf-e100-4249-b3f0-18ec123e4578/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-40.i[919,932] [2023-11-26 10:45:35,809 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:45:35,830 INFO L206 MainTranslator]: Completed translation [2023-11-26 10:45:35,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:35 WrapperNode [2023-11-26 10:45:35,830 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:45:35,831 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 10:45:35,832 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 10:45:35,832 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 10:45:35,839 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:35" (1/1) ... [2023-11-26 10:45:35,856 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:35" (1/1) ... [2023-11-26 10:45:35,888 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 175 [2023-11-26 10:45:35,888 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 10:45:35,889 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 10:45:35,889 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 10:45:35,890 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 10:45:35,902 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:35" (1/1) ... [2023-11-26 10:45:35,902 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:35" (1/1) ... [2023-11-26 10:45:35,938 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:35" (1/1) ... [2023-11-26 10:45:35,952 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]. [2023-11-26 10:45:35,953 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:35" (1/1) ... [2023-11-26 10:45:35,953 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:35" (1/1) ... [2023-11-26 10:45:35,995 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:35" (1/1) ... [2023-11-26 10:45:36,008 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:35" (1/1) ... [2023-11-26 10:45:36,011 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:35" (1/1) ... [2023-11-26 10:45:36,021 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:35" (1/1) ... [2023-11-26 10:45:36,026 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 10:45:36,027 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 10:45:36,028 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 10:45:36,028 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 10:45:36,029 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:35" (1/1) ... [2023-11-26 10:45:36,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:45:36,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:36,078 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 10:45:36,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 10:45:36,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 10:45:36,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-26 10:45:36,126 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 10:45:36,126 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 10:45:36,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 10:45:36,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 10:45:36,256 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 10:45:36,258 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 10:45:45,560 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 10:45:45,658 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 10:45:45,658 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 10:45:45,659 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:45:45 BoogieIcfgContainer [2023-11-26 10:45:45,659 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 10:45:45,663 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 10:45:45,663 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 10:45:45,666 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 10:45:45,666 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 10:45:35" (1/3) ... [2023-11-26 10:45:45,667 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28e0d4a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:45:45, skipping insertion in model container [2023-11-26 10:45:45,668 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:35" (2/3) ... [2023-11-26 10:45:45,668 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28e0d4a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:45:45, skipping insertion in model container [2023-11-26 10:45:45,668 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:45:45" (3/3) ... [2023-11-26 10:45:45,670 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-40.i [2023-11-26 10:45:45,694 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 10:45:45,694 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 10:45:45,769 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 10:45:45,778 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;@3a3f34ea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 10:45:45,779 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 10:45:45,787 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 46 states have (on average 1.5) internal successors, (69), 47 states have internal predecessors, (69), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-26 10:45:45,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-11-26 10:45:45,810 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:45:45,811 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:45:45,812 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:45:45,819 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:45,820 INFO L85 PathProgramCache]: Analyzing trace with hash -1268378418, now seen corresponding path program 1 times [2023-11-26 10:45:45,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:45:45,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [778702915] [2023-11-26 10:45:45,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:45,841 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 [2023-11-26 10:45:45,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:45:45,848 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 10:45:45,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:45:47,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:47,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 10:45:47,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:47,163 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 474 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2023-11-26 10:45:47,164 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:45:47,164 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:45:47,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [778702915] [2023-11-26 10:45:47,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [778702915] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:45:47,166 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:45:47,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:45:47,168 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214859008] [2023-11-26 10:45:47,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:47,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 10:45:47,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:45:47,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 10:45:47,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 10:45:47,227 INFO L87 Difference]: Start difference. First operand has 71 states, 46 states have (on average 1.5) internal successors, (69), 47 states have internal predecessors, (69), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-26 10:45:47,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:45:47,513 INFO L93 Difference]: Finished difference Result 139 states and 246 transitions. [2023-11-26 10:45:47,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 10:45:47,527 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 146 [2023-11-26 10:45:47,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:45:47,536 INFO L225 Difference]: With dead ends: 139 [2023-11-26 10:45:47,536 INFO L226 Difference]: Without dead ends: 69 [2023-11-26 10:45:47,540 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 10:45:47,544 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-26 10:45:47,545 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 104 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-26 10:45:47,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2023-11-26 10:45:47,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2023-11-26 10:45:47,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 45 states have (on average 1.4) internal successors, (63), 45 states have internal predecessors, (63), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-26 10:45:47,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 107 transitions. [2023-11-26 10:45:47,596 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 107 transitions. Word has length 146 [2023-11-26 10:45:47,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:45:47,596 INFO L495 AbstractCegarLoop]: Abstraction has 69 states and 107 transitions. [2023-11-26 10:45:47,597 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-26 10:45:47,597 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 107 transitions. [2023-11-26 10:45:47,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-26 10:45:47,601 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:45:47,601 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:45:47,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:45:47,817 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:45:47,818 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:45:47,818 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:47,819 INFO L85 PathProgramCache]: Analyzing trace with hash -376548109, now seen corresponding path program 1 times [2023-11-26 10:45:47,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:45:47,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1295508583] [2023-11-26 10:45:47,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:47,820 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 [2023-11-26 10:45:47,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:45:47,821 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 10:45:47,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:45:48,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:48,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 10:45:48,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:50,304 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 453 proven. 39 refuted. 0 times theorem prover too weak. 432 trivial. 0 not checked. [2023-11-26 10:45:50,304 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 10:45:51,245 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 24 proven. 39 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-11-26 10:45:51,246 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:45:51,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1295508583] [2023-11-26 10:45:51,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1295508583] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 10:45:51,247 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 10:45:51,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-26 10:45:51,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904443549] [2023-11-26 10:45:51,248 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 10:45:51,250 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-26 10:45:51,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:45:51,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-26 10:45:51,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-26 10:45:51,252 INFO L87 Difference]: Start difference. First operand 69 states and 107 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-26 10:45:52,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:45:52,619 INFO L93 Difference]: Finished difference Result 143 states and 216 transitions. [2023-11-26 10:45:52,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-26 10:45:52,629 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 147 [2023-11-26 10:45:52,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:45:52,632 INFO L225 Difference]: With dead ends: 143 [2023-11-26 10:45:52,632 INFO L226 Difference]: Without dead ends: 75 [2023-11-26 10:45:52,633 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 296 GetRequests, 286 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-26 10:45:52,635 INFO L413 NwaCegarLoop]: 71 mSDtfsCounter, 46 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 167 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-26 10:45:52,635 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 167 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-26 10:45:52,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2023-11-26 10:45:52,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 71. [2023-11-26 10:45:52,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 46 states have (on average 1.3043478260869565) internal successors, (60), 46 states have internal predecessors, (60), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-26 10:45:52,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 104 transitions. [2023-11-26 10:45:52,660 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 104 transitions. Word has length 147 [2023-11-26 10:45:52,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:45:52,661 INFO L495 AbstractCegarLoop]: Abstraction has 71 states and 104 transitions. [2023-11-26 10:45:52,661 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (35), 2 states have call predecessors, (35), 4 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-26 10:45:52,661 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 104 transitions. [2023-11-26 10:45:52,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-26 10:45:52,664 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:45:52,664 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:45:52,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-26 10:45:52,866 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:45:52,867 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:45:52,868 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:52,868 INFO L85 PathProgramCache]: Analyzing trace with hash -769575119, now seen corresponding path program 1 times [2023-11-26 10:45:52,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:45:52,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1010038934] [2023-11-26 10:45:52,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:52,870 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 [2023-11-26 10:45:52,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:45:52,871 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 10:45:52,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:45:53,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:53,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-26 10:45:53,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:54,054 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-11-26 10:45:54,055 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:45:54,055 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:45:54,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1010038934] [2023-11-26 10:45:54,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1010038934] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:45:54,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:45:54,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 10:45:54,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712794706] [2023-11-26 10:45:54,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:54,058 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:45:54,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:45:54,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:45:54,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:45:54,060 INFO L87 Difference]: Start difference. First operand 71 states and 104 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-26 10:45:54,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:45:54,457 INFO L93 Difference]: Finished difference Result 141 states and 207 transitions. [2023-11-26 10:45:54,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:45:54,468 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 147 [2023-11-26 10:45:54,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:45:54,470 INFO L225 Difference]: With dead ends: 141 [2023-11-26 10:45:54,471 INFO L226 Difference]: Without dead ends: 71 [2023-11-26 10:45:54,472 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:45:54,474 INFO L413 NwaCegarLoop]: 96 mSDtfsCounter, 6 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 184 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-26 10:45:54,474 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 184 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-26 10:45:54,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2023-11-26 10:45:54,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2023-11-26 10:45:54,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 46 states have (on average 1.2826086956521738) internal successors, (59), 46 states have internal predecessors, (59), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-11-26 10:45:54,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 103 transitions. [2023-11-26 10:45:54,491 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 103 transitions. Word has length 147 [2023-11-26 10:45:54,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:45:54,492 INFO L495 AbstractCegarLoop]: Abstraction has 71 states and 103 transitions. [2023-11-26 10:45:54,492 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-26 10:45:54,493 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 103 transitions. [2023-11-26 10:45:54,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-26 10:45:54,495 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:45:54,496 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:45:54,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:45:54,708 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:45:54,709 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:45:54,709 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:54,709 INFO L85 PathProgramCache]: Analyzing trace with hash 1005432243, now seen corresponding path program 1 times [2023-11-26 10:45:54,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:45:54,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1842778559] [2023-11-26 10:45:54,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:54,711 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 [2023-11-26 10:45:54,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:45:54,712 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 10:45:54,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:45:55,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:55,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 10:45:55,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:56,189 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-11-26 10:45:56,189 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:45:56,190 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:45:56,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1842778559] [2023-11-26 10:45:56,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1842778559] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:45:56,191 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:45:56,191 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 10:45:56,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258987437] [2023-11-26 10:45:56,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:56,192 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 10:45:56,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:45:56,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 10:45:56,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-26 10:45:56,194 INFO L87 Difference]: Start difference. First operand 71 states and 103 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-26 10:45:58,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:45:58,351 INFO L93 Difference]: Finished difference Result 265 states and 386 transitions. [2023-11-26 10:45:58,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-26 10:45:58,352 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 147 [2023-11-26 10:45:58,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:45:58,356 INFO L225 Difference]: With dead ends: 265 [2023-11-26 10:45:58,356 INFO L226 Difference]: Without dead ends: 195 [2023-11-26 10:45:58,357 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-26 10:45:58,358 INFO L413 NwaCegarLoop]: 157 mSDtfsCounter, 217 mSDsluCounter, 194 mSDsCounter, 0 mSdLazyCounter, 146 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 217 SdHoareTripleChecker+Valid, 351 SdHoareTripleChecker+Invalid, 264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:45:58,358 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [217 Valid, 351 Invalid, 264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-26 10:45:58,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2023-11-26 10:45:58,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 124. [2023-11-26 10:45:58,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 74 states have (on average 1.2162162162162162) internal successors, (90), 74 states have internal predecessors, (90), 44 states have call successors, (44), 5 states have call predecessors, (44), 5 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2023-11-26 10:45:58,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 178 transitions. [2023-11-26 10:45:58,427 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 178 transitions. Word has length 147 [2023-11-26 10:45:58,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:45:58,429 INFO L495 AbstractCegarLoop]: Abstraction has 124 states and 178 transitions. [2023-11-26 10:45:58,430 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-26 10:45:58,430 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 178 transitions. [2023-11-26 10:45:58,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-26 10:45:58,438 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:45:58,439 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:45:58,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/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)] Forceful destruction successful, exit code 0 [2023-11-26 10:45:58,639 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:45:58,639 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:45:58,640 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:58,640 INFO L85 PathProgramCache]: Analyzing trace with hash 1005491825, now seen corresponding path program 1 times [2023-11-26 10:45:58,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:45:58,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1913464271] [2023-11-26 10:45:58,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:58,641 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 [2023-11-26 10:45:58,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:45:58,642 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 10:45:58,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e48698bf-e100-4249-b3f0-18ec123e4578/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-26 10:45:59,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:59,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-26 10:45:59,694 INFO L285 TraceCheckSpWp]: Computing forward predicates...