./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_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_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/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_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-40.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/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_91fb781b-2ff4-4ce2-a292-bcbe360a2449/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 83e6a5fc52c7b932388db74a3265271ec19421eb7c3c3913e89558f5e921b8d3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:51:00,650 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:51:00,738 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-26 11:51:00,742 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:51:00,743 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:51:00,767 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:51:00,768 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:51:00,769 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:51:00,769 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:51:00,770 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:51:00,771 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:51:00,771 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:51:00,772 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:51:00,773 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:51:00,773 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:51:00,774 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:51:00,775 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:51:00,775 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:51:00,776 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:51:00,777 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:51:00,782 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:51:00,783 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:51:00,783 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:51:00,784 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:51:00,784 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:51:00,785 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:51:00,785 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:51:00,786 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:51:00,787 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:51:00,787 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:51:00,788 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:51:00,789 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:51:00,789 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:51:00,789 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:51:00,790 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:51:00,790 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:51:00,790 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:51:00,790 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:51:00,790 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:51:00,791 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:51:00,791 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:51:00,791 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:51:00,792 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_91fb781b-2ff4-4ce2-a292-bcbe360a2449/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83e6a5fc52c7b932388db74a3265271ec19421eb7c3c3913e89558f5e921b8d3 [2023-11-26 11:51:01,124 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:51:01,158 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:51:01,161 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:51:01,162 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:51:01,163 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:51:01,165 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-40.i [2023-11-26 11:51:04,226 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:51:04,459 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:51:04,460 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-40.i [2023-11-26 11:51:04,471 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/data/fb6ed1a2c/a0971194c23e44dbbfc8e473e0f89225/FLAG21d8c9f56 [2023-11-26 11:51:04,487 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/data/fb6ed1a2c/a0971194c23e44dbbfc8e473e0f89225 [2023-11-26 11:51:04,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:51:04,492 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:51:04,493 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:51:04,493 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:51:04,499 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:51:04,500 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:51:04" (1/1) ... [2023-11-26 11:51:04,502 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@365f51cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:04, skipping insertion in model container [2023-11-26 11:51:04,502 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:51:04" (1/1) ... [2023-11-26 11:51:04,535 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:51:04,723 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_91fb781b-2ff4-4ce2-a292-bcbe360a2449/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-40.i[915,928] [2023-11-26 11:51:04,813 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:51:04,825 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:51:04,845 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_91fb781b-2ff4-4ce2-a292-bcbe360a2449/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-40.i[915,928] [2023-11-26 11:51:04,894 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:51:04,912 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:51:04,912 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:04 WrapperNode [2023-11-26 11:51:04,913 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:51:04,914 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:51:04,914 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:51:04,914 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:51:04,921 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:04" (1/1) ... [2023-11-26 11:51:04,933 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:04" (1/1) ... [2023-11-26 11:51:04,977 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 168 [2023-11-26 11:51:04,977 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:51:04,978 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:51:04,978 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:51:04,978 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:51:04,996 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:04" (1/1) ... [2023-11-26 11:51:04,996 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:04" (1/1) ... [2023-11-26 11:51:05,000 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:04" (1/1) ... [2023-11-26 11:51:05,031 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 11:51:05,035 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:04" (1/1) ... [2023-11-26 11:51:05,035 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:04" (1/1) ... [2023-11-26 11:51:05,048 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:04" (1/1) ... [2023-11-26 11:51:05,053 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:04" (1/1) ... [2023-11-26 11:51:05,056 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:04" (1/1) ... [2023-11-26 11:51:05,065 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:04" (1/1) ... [2023-11-26 11:51:05,082 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:51:05,083 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:51:05,084 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:51:05,084 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:51:05,085 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:04" (1/1) ... [2023-11-26 11:51:05,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:51:05,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:51:05,131 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:51:05,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:51:05,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:51:05,175 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 11:51:05,175 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 11:51:05,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 11:51:05,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:51:05,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:51:05,298 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:51:05,301 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:51:05,842 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:51:05,898 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:51:05,899 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:51:05,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:51:05 BoogieIcfgContainer [2023-11-26 11:51:05,900 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:51:05,903 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:51:05,903 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:51:05,906 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:51:05,907 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:51:04" (1/3) ... [2023-11-26 11:51:05,908 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27f5d6bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:51:05, skipping insertion in model container [2023-11-26 11:51:05,908 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:04" (2/3) ... [2023-11-26 11:51:05,909 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27f5d6bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:51:05, skipping insertion in model container [2023-11-26 11:51:05,909 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:51:05" (3/3) ... [2023-11-26 11:51:05,910 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-40.i [2023-11-26 11:51:05,932 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:51:05,933 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 11:51:05,993 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:51:05,999 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;@662ad8bf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:51:05,999 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 11:51:06,004 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 41 states have (on average 1.4634146341463414) internal successors, (60), 42 states have internal predecessors, (60), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-26 11:51:06,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-26 11:51:06,022 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:51:06,023 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:51:06,023 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:51:06,029 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:51:06,030 INFO L85 PathProgramCache]: Analyzing trace with hash -1708784069, now seen corresponding path program 1 times [2023-11-26 11:51:06,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:51:06,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255115239] [2023-11-26 11:51:06,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:51:06,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:51:06,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:06,323 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:51:06,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255115239] [2023-11-26 11:51:06,324 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-26 11:51:06,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [813868848] [2023-11-26 11:51:06,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:51:06,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:51:06,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:51:06,330 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:51:06,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-26 11:51:06,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:06,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 11:51:06,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:51:06,566 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2023-11-26 11:51:06,566 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:51:06,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [813868848] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:51:06,567 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:51:06,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:51:06,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48397018] [2023-11-26 11:51:06,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:51:06,575 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 11:51:06,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:51:06,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 11:51:06,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:51:06,607 INFO L87 Difference]: Start difference. First operand has 67 states, 41 states have (on average 1.4634146341463414) internal successors, (60), 42 states have internal predecessors, (60), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-26 11:51:06,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:51:06,653 INFO L93 Difference]: Finished difference Result 131 states and 233 transitions. [2023-11-26 11:51:06,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 11:51:06,656 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 147 [2023-11-26 11:51:06,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:51:06,665 INFO L225 Difference]: With dead ends: 131 [2023-11-26 11:51:06,665 INFO L226 Difference]: Without dead ends: 65 [2023-11-26 11:51:06,670 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 11:51:06,673 INFO L413 NwaCegarLoop]: 97 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, 97 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 11:51:06,675 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 97 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:51:06,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2023-11-26 11:51:06,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2023-11-26 11:51:06,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 40 states have (on average 1.35) internal successors, (54), 40 states have internal predecessors, (54), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-26 11:51:06,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 100 transitions. [2023-11-26 11:51:06,725 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 100 transitions. Word has length 147 [2023-11-26 11:51:06,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:51:06,726 INFO L495 AbstractCegarLoop]: Abstraction has 65 states and 100 transitions. [2023-11-26 11:51:06,727 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 18.5) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-26 11:51:06,727 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 100 transitions. [2023-11-26 11:51:06,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-26 11:51:06,731 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:51:06,731 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:51:06,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-26 11:51:06,938 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-26 11:51:06,939 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:51:06,939 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:51:06,940 INFO L85 PathProgramCache]: Analyzing trace with hash -887805817, now seen corresponding path program 1 times [2023-11-26 11:51:06,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:51:06,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912293366] [2023-11-26 11:51:06,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:51:06,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:51:07,005 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:51:07,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1641435562] [2023-11-26 11:51:07,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:51:07,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:51:07,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:51:07,013 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:51:07,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-26 11:51:07,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:07,158 INFO L262 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-26 11:51:07,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:51:07,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-26 11:51:07,263 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:51:07,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:51:07,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912293366] [2023-11-26 11:51:07,264 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:51:07,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1641435562] [2023-11-26 11:51:07,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1641435562] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:51:07,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:51:07,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 11:51:07,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669839838] [2023-11-26 11:51:07,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:51:07,269 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:51:07,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:51:07,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:51:07,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:51:07,272 INFO L87 Difference]: Start difference. First operand 65 states and 100 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-26 11:51:07,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:51:07,328 INFO L93 Difference]: Finished difference Result 129 states and 199 transitions. [2023-11-26 11:51:07,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:51:07,333 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 148 [2023-11-26 11:51:07,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:51:07,337 INFO L225 Difference]: With dead ends: 129 [2023-11-26 11:51:07,337 INFO L226 Difference]: Without dead ends: 65 [2023-11-26 11:51:07,375 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 11:51:07,378 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 6 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 11:51:07,378 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 182 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 11:51:07,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2023-11-26 11:51:07,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2023-11-26 11:51:07,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 40 states have (on average 1.325) internal successors, (53), 40 states have internal predecessors, (53), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-26 11:51:07,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 99 transitions. [2023-11-26 11:51:07,392 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 99 transitions. Word has length 148 [2023-11-26 11:51:07,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:51:07,394 INFO L495 AbstractCegarLoop]: Abstraction has 65 states and 99 transitions. [2023-11-26 11:51:07,395 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-26 11:51:07,395 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 99 transitions. [2023-11-26 11:51:07,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-26 11:51:07,398 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:51:07,398 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:51:07,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-26 11:51:07,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:51:07,606 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:51:07,606 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:51:07,606 INFO L85 PathProgramCache]: Analyzing trace with hash 887201545, now seen corresponding path program 1 times [2023-11-26 11:51:07,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:51:07,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523688740] [2023-11-26 11:51:07,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:51:07,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:51:07,691 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:51:07,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1890118864] [2023-11-26 11:51:07,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:51:07,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:51:07,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:51:07,696 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:51:07,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-26 11:51:07,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:07,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-26 11:51:07,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:51:08,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 522 proven. 36 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2023-11-26 11:51:08,204 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 11:51:08,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-26 11:51:08,394 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:51:08,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523688740] [2023-11-26 11:51:08,394 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 11:51:08,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1890118864] [2023-11-26 11:51:08,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1890118864] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-26 11:51:08,395 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-26 11:51:08,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2023-11-26 11:51:08,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108807496] [2023-11-26 11:51:08,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:51:08,397 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 11:51:08,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:51:08,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 11:51:08,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2023-11-26 11:51:08,400 INFO L87 Difference]: Start difference. First operand 65 states and 99 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-26 11:51:09,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:51:09,293 INFO L93 Difference]: Finished difference Result 352 states and 527 transitions. [2023-11-26 11:51:09,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-26 11:51:09,294 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 148 [2023-11-26 11:51:09,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:51:09,299 INFO L225 Difference]: With dead ends: 352 [2023-11-26 11:51:09,299 INFO L226 Difference]: Without dead ends: 288 [2023-11-26 11:51:09,300 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 300 GetRequests, 288 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2023-11-26 11:51:09,305 INFO L413 NwaCegarLoop]: 169 mSDtfsCounter, 309 mSDsluCounter, 306 mSDsCounter, 0 mSdLazyCounter, 266 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 475 SdHoareTripleChecker+Invalid, 379 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-26 11:51:09,309 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [309 Valid, 475 Invalid, 379 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 266 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-26 11:51:09,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2023-11-26 11:51:09,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 139. [2023-11-26 11:51:09,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 79 states have (on average 1.2278481012658229) internal successors, (97), 81 states have internal predecessors, (97), 55 states have call successors, (55), 4 states have call predecessors, (55), 4 states have return successors, (55), 53 states have call predecessors, (55), 55 states have call successors, (55) [2023-11-26 11:51:09,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 207 transitions. [2023-11-26 11:51:09,387 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 207 transitions. Word has length 148 [2023-11-26 11:51:09,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:51:09,389 INFO L495 AbstractCegarLoop]: Abstraction has 139 states and 207 transitions. [2023-11-26 11:51:09,389 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-26 11:51:09,389 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 207 transitions. [2023-11-26 11:51:09,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-26 11:51:09,392 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:51:09,393 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:51:09,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-26 11:51:09,600 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:51:09,600 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:51:09,601 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:51:09,601 INFO L85 PathProgramCache]: Analyzing trace with hash 887261127, now seen corresponding path program 1 times [2023-11-26 11:51:09,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:51:09,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507346416] [2023-11-26 11:51:09,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:51:09,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:51:09,667 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:51:09,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [645215885] [2023-11-26 11:51:09,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:51:09,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:51:09,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:51:09,677 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:51:09,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-26 11:51:09,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:51:09,818 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:51:09,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:51:10,011 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:51:10,011 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-26 11:51:10,012 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-26 11:51:10,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-26 11:51:10,220 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:51:10,224 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-26 11:51:10,228 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 11:51:10,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 11:51:10 BoogieIcfgContainer [2023-11-26 11:51:10,383 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 11:51:10,384 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 11:51:10,384 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 11:51:10,384 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 11:51:10,386 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:51:05" (3/4) ... [2023-11-26 11:51:10,388 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-26 11:51:10,389 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 11:51:10,390 INFO L158 Benchmark]: Toolchain (without parser) took 5898.48ms. Allocated memory was 144.7MB in the beginning and 180.4MB in the end (delta: 35.7MB). Free memory was 96.8MB in the beginning and 97.0MB in the end (delta: -183.8kB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. [2023-11-26 11:51:10,390 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 94.4MB. Free memory is still 40.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:51:10,391 INFO L158 Benchmark]: CACSL2BoogieTranslator took 420.02ms. Allocated memory is still 144.7MB. Free memory was 96.8MB in the beginning and 82.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-26 11:51:10,391 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.45ms. Allocated memory is still 144.7MB. Free memory was 82.1MB in the beginning and 78.0MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 11:51:10,391 INFO L158 Benchmark]: Boogie Preprocessor took 104.83ms. Allocated memory is still 144.7MB. Free memory was 78.0MB in the beginning and 70.8MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-26 11:51:10,392 INFO L158 Benchmark]: RCFGBuilder took 816.56ms. Allocated memory was 144.7MB in the beginning and 180.4MB in the end (delta: 35.7MB). Free memory was 70.8MB in the beginning and 131.0MB in the end (delta: -60.3MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2023-11-26 11:51:10,393 INFO L158 Benchmark]: TraceAbstraction took 4480.89ms. Allocated memory is still 180.4MB. Free memory was 130.0MB in the beginning and 97.0MB in the end (delta: 33.0MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2023-11-26 11:51:10,393 INFO L158 Benchmark]: Witness Printer took 5.38ms. Allocated memory is still 180.4MB. Free memory is still 97.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:51:10,396 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 94.4MB. Free memory is still 40.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 420.02ms. Allocated memory is still 144.7MB. Free memory was 96.8MB in the beginning and 82.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.45ms. Allocated memory is still 144.7MB. Free memory was 82.1MB in the beginning and 78.0MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.83ms. Allocated memory is still 144.7MB. Free memory was 78.0MB in the beginning and 70.8MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 816.56ms. Allocated memory was 144.7MB in the beginning and 180.4MB in the end (delta: 35.7MB). Free memory was 70.8MB in the beginning and 131.0MB in the end (delta: -60.3MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. * TraceAbstraction took 4480.89ms. Allocated memory is still 180.4MB. Free memory was 130.0MB in the beginning and 97.0MB in the end (delta: 33.0MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. * Witness Printer took 5.38ms. Allocated memory is still 180.4MB. Free memory is still 97.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 157, overapproximation of someBinaryDOUBLEComparisonOperation at line 157, overapproximation of someUnaryDOUBLEoperation at line 35. 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] float var_1_31 = 127.75; [L42] float var_1_32 = 15.5; [L43] unsigned long int var_1_33 = 16; [L44] signed long int var_1_34 = 256; [L45] unsigned char var_1_35 = 0; [L46] signed short int var_1_36 = 8; [L47] signed long int var_1_37 = 256; [L48] unsigned long int var_1_38 = 500; [L49] unsigned char last_1_var_1_9 = 1; [L50] float last_1_var_1_24 = 128.5; [L161] isInitial = 1 [L162] FCALL initially() [L163] COND TRUE 1 [L164] CALL updateLastVariables() [L153] last_1_var_1_9 = var_1_9 [L154] last_1_var_1_24 = var_1_24 [L164] RET updateLastVariables() [L165] CALL updateVariables() [L116] var_1_4 = __VERIFIER_nondet_short() [L117] 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=5, var_1_9=1] [L117] 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=5, var_1_9=1] [L118] 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=5, var_1_9=1] [L118] 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=5, var_1_9=1] [L119] 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=5, var_1_9=1] [L119] 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=5, var_1_9=1] [L120] var_1_8 = __VERIFIER_nondet_ushort() [L121] 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_9=1] [L121] 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_9=1] [L122] 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L122] 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L123] var_1_10 = __VERIFIER_nondet_uchar() [L124] 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L124] 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L125] 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L125] 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L126] var_1_11 = __VERIFIER_nondet_uchar() [L127] 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L127] 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L128] 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L128] 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L129] var_1_15 = __VERIFIER_nondet_uchar() [L130] 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L130] 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L131] 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=0, 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, 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=0, 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L131] 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=0, 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L132] var_1_20 = __VERIFIER_nondet_float() [L133] 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=0, 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, 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=0, 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L133] 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=0, 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_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L134] var_1_28 = __VERIFIER_nondet_char() [L135] 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L135] 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L136] 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L136] 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L137] var_1_29 = __VERIFIER_nondet_char() [L138] 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L138] 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L139] 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L139] 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_32=31/2, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L140] var_1_32 = __VERIFIER_nondet_float() [L141] CALL assume_abort_if_not((var_1_32 >= -922337.2036854765600e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L141] RET assume_abort_if_not((var_1_32 >= -922337.2036854765600e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=0, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L142] var_1_35 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_35 >= 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L143] RET assume_abort_if_not(var_1_35 >= 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L144] CALL assume_abort_if_not(var_1_35 <= 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=1, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=1, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L144] RET assume_abort_if_not(var_1_35 <= 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=1, var_1_36=8, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L145] var_1_36 = __VERIFIER_nondet_short() [L146] CALL assume_abort_if_not(var_1_36 >= -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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=1, var_1_36=32767, var_1_37=256, var_1_38=500, var_1_4=1, 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=1, var_1_36=32767, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L146] RET assume_abort_if_not(var_1_36 >= -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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=1, var_1_36=32767, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L147] CALL assume_abort_if_not(var_1_36 <= 32767) 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=1, var_1_36=32767, var_1_37=256, var_1_38=500, var_1_4=1, 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=1, var_1_36=32767, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L147] RET assume_abort_if_not(var_1_36 <= 32767) 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=1, var_1_36=32767, var_1_37=256, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L148] var_1_37 = __VERIFIER_nondet_long() [L149] CALL assume_abort_if_not(var_1_37 >= -2147483647) 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=1, var_1_36=32767, var_1_37=0, var_1_38=500, var_1_4=1, 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=1, var_1_36=32767, var_1_37=0, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L149] RET assume_abort_if_not(var_1_37 >= -2147483647) 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=1, var_1_36=32767, var_1_37=0, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L150] CALL assume_abort_if_not(var_1_37 <= 2147483646) 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=1, var_1_36=32767, var_1_37=0, var_1_38=500, var_1_4=1, 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=1, var_1_36=32767, var_1_37=0, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L150] RET assume_abort_if_not(var_1_37 <= 2147483646) 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=0, 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=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=1, var_1_36=32767, var_1_37=0, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L165] RET updateVariables() [L166] CALL step() [L54] 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=0, 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=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=1, var_1_36=32767, var_1_37=0, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L55] COND TRUE -32 <= var_1_28 [L56] var_1_30 = 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=0, 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=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=511/4, var_1_33=16, var_1_34=256, var_1_35=1, var_1_36=32767, var_1_37=0, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L58] var_1_31 = var_1_32 [L59] var_1_33 = var_1_30 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=0, 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=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=256, var_1_35=1, var_1_36=32767, var_1_37=0, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L60] COND FALSE !(var_1_31 > var_1_32) 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=0, 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=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=256, var_1_35=1, var_1_36=32767, var_1_37=0, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L65] COND TRUE ((var_1_36 - var_1_29) * var_1_27) > var_1_28 [L66] var_1_34 = var_1_30 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=0, 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=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=32767, var_1_37=0, var_1_38=500, var_1_4=1, var_1_8=0, var_1_9=1] [L71] COND FALSE !(var_1_34 < var_1_37) [L74] var_1_38 = var_1_30 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=0, 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=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=32767, var_1_37=0, var_1_38=0, var_1_4=1, var_1_8=0, var_1_9=1] [L76] COND FALSE !((last_1_var_1_9 && var_1_11) && (50 > var_1_8)) [L83] 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=0, var_1_15=0, 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=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=32767, var_1_37=0, var_1_38=0, var_1_4=1, var_1_8=0, var_1_9=1] [L85] 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=0, var_1_15=0, 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=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=32767, var_1_37=0, var_1_38=0, var_1_4=1, var_1_8=0, var_1_9=1] [L86] COND TRUE (var_1_12 != var_1_4) || stepLocal_1 [L87] 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=0, var_1_15=0, 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=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=32767, var_1_37=0, var_1_38=0, var_1_4=1, var_1_8=0, var_1_9=0] [L89] 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=0, var_1_15=0, 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=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=32767, var_1_37=0, var_1_38=0, var_1_4=1, var_1_8=0, var_1_9=0] [L90] COND FALSE !((var_1_9 && var_1_11) && var_1_9) [L93] 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=0, var_1_15=0, 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=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=32767, var_1_37=0, var_1_38=0, var_1_4=1, var_1_8=0, var_1_9=0] [L95] 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=0, var_1_15=0, 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=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=32767, var_1_37=0, var_1_38=0, var_1_4=1, var_1_8=0, var_1_9=0] [L96] 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=0, var_1_15=0, 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=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=32767, var_1_37=0, var_1_38=0, var_1_4=1, var_1_8=0, var_1_9=0] [L99] 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=0, var_1_15=0, 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=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=32767, var_1_37=0, var_1_38=0, var_1_4=1, var_1_8=0, var_1_9=0] [L103] 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))) [L104] var_1_25 = var_1_20 [L105] 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=0, stepLocal_1=1, stepLocal_2=-4, var_1_10=1, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, 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=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=32767, var_1_37=0, var_1_38=0, var_1_4=1, var_1_8=0, var_1_9=0] [L106] COND TRUE ((var_1_16 * var_1_16) / var_1_4) <= stepLocal_0 [L107] var_1_1 = var_1_12 VAL [isInitial=1, last_1_var_1_24=257/2, last_1_var_1_9=1, stepLocal_0=0, stepLocal_1=1, stepLocal_2=-4, var_1_10=1, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=127/5, var_1_1=0, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=32767, var_1_37=0, var_1_38=0, var_1_4=1, var_1_8=0, var_1_9=0] [L111] 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=0, stepLocal_1=1, stepLocal_2=-4, var_1_10=1, var_1_11=0, var_1_12=0, var_1_15=0, var_1_16=0, var_1_17=127/5, var_1_1=0, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=32767, var_1_37=0, var_1_38=0, var_1_4=1, var_1_8=0, var_1_9=0] [L166] RET step() [L167] CALL, EXPR property() [L157-L158] 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)) ; [L167] RET, EXPR property() [L167] 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=0, var_1_15=0, var_1_16=0, var_1_17=127/5, var_1_1=0, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=32767, var_1_37=0, var_1_38=0, var_1_4=1, 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=0, var_1_15=0, var_1_16=0, var_1_17=127/5, var_1_1=0, var_1_20=3, var_1_21=23370, var_1_24=257/2, var_1_25=3, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=0, var_1_30=0, var_1_31=2, var_1_32=2, var_1_33=0, var_1_34=0, var_1_35=1, var_1_36=32767, var_1_37=0, var_1_38=0, var_1_4=1, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 67 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.3s, OverallIterations: 4, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 315 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 315 mSDsluCounter, 754 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 393 mSDsCounter, 113 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 277 IncrementalHoareTripleChecker+Invalid, 390 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 113 mSolverCounterUnsat, 361 mSDtfsCounter, 277 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 593 GetRequests, 580 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=3, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 149 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 738 NumberOfCodeBlocks, 738 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 587 ConstructedInterpolants, 0 QuantifiedInterpolants, 1072 SizeOfPredicates, 8 NumberOfNonLiveVariables, 1096 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 4012/4048 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 11:51:10,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/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_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/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_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-40.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/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_91fb781b-2ff4-4ce2-a292-bcbe360a2449/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 83e6a5fc52c7b932388db74a3265271ec19421eb7c3c3913e89558f5e921b8d3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:51:13,032 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:51:13,171 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-26 11:51:13,180 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:51:13,182 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:51:13,225 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:51:13,226 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:51:13,227 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:51:13,228 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:51:13,233 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:51:13,233 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:51:13,234 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:51:13,235 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:51:13,236 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:51:13,237 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:51:13,238 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:51:13,238 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:51:13,239 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:51:13,239 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:51:13,240 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:51:13,240 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:51:13,241 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:51:13,241 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:51:13,241 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-26 11:51:13,242 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-26 11:51:13,242 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-26 11:51:13,243 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:51:13,243 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:51:13,244 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:51:13,244 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:51:13,246 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:51:13,246 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:51:13,247 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:51:13,247 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:51:13,247 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:51:13,247 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:51:13,248 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:51:13,248 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-26 11:51:13,248 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-26 11:51:13,249 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:51:13,249 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:51:13,249 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:51:13,250 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:51:13,250 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:51:13,250 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-26 11:51:13,251 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_91fb781b-2ff4-4ce2-a292-bcbe360a2449/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83e6a5fc52c7b932388db74a3265271ec19421eb7c3c3913e89558f5e921b8d3 [2023-11-26 11:51:13,688 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:51:13,717 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:51:13,723 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:51:13,724 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:51:13,725 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:51:13,727 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-40.i [2023-11-26 11:51:16,861 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:51:17,174 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:51:17,174 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-40.i [2023-11-26 11:51:17,200 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/data/6cddee7e2/4abd23fd915149e781b468e2750e6230/FLAG91e6b1ecb [2023-11-26 11:51:17,215 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/data/6cddee7e2/4abd23fd915149e781b468e2750e6230 [2023-11-26 11:51:17,222 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:51:17,224 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:51:17,225 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:51:17,226 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:51:17,232 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:51:17,233 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:51:17" (1/1) ... [2023-11-26 11:51:17,234 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f847adf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:17, skipping insertion in model container [2023-11-26 11:51:17,235 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:51:17" (1/1) ... [2023-11-26 11:51:17,270 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:51:17,435 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_91fb781b-2ff4-4ce2-a292-bcbe360a2449/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-40.i[915,928] [2023-11-26 11:51:17,504 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:51:17,528 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:51:17,547 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_91fb781b-2ff4-4ce2-a292-bcbe360a2449/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-40.i[915,928] [2023-11-26 11:51:17,664 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:51:17,709 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:51:17,709 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:17 WrapperNode [2023-11-26 11:51:17,709 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:51:17,721 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:51:17,721 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:51:17,721 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:51:17,729 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:17" (1/1) ... [2023-11-26 11:51:17,759 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:17" (1/1) ... [2023-11-26 11:51:17,790 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 163 [2023-11-26 11:51:17,791 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:51:17,792 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:51:17,792 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:51:17,792 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:51:17,804 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:17" (1/1) ... [2023-11-26 11:51:17,805 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:17" (1/1) ... [2023-11-26 11:51:17,813 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:17" (1/1) ... [2023-11-26 11:51:17,843 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 11:51:17,846 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:17" (1/1) ... [2023-11-26 11:51:17,846 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:17" (1/1) ... [2023-11-26 11:51:17,863 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:17" (1/1) ... [2023-11-26 11:51:17,879 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:17" (1/1) ... [2023-11-26 11:51:17,881 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:17" (1/1) ... [2023-11-26 11:51:17,890 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:17" (1/1) ... [2023-11-26 11:51:17,894 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:51:17,901 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:51:17,902 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:51:17,902 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:51:17,903 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:17" (1/1) ... [2023-11-26 11:51:17,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:51:17,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:51:17,935 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:51:17,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:51:17,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:51:17,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-26 11:51:17,987 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 11:51:17,988 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 11:51:17,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:51:17,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:51:18,105 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:51:18,108 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:51:19,009 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:51:19,068 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:51:19,069 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:51:19,069 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:51:19 BoogieIcfgContainer [2023-11-26 11:51:19,070 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:51:19,072 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:51:19,073 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:51:19,076 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:51:19,077 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:51:17" (1/3) ... [2023-11-26 11:51:19,078 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@415af1d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:51:19, skipping insertion in model container [2023-11-26 11:51:19,078 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:51:17" (2/3) ... [2023-11-26 11:51:19,079 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@415af1d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:51:19, skipping insertion in model container [2023-11-26 11:51:19,079 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:51:19" (3/3) ... [2023-11-26 11:51:19,080 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-40.i [2023-11-26 11:51:19,101 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:51:19,102 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 11:51:19,156 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:51:19,163 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;@2df79a81, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:51:19,164 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 11:51:19,168 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 41 states have (on average 1.4634146341463414) internal successors, (60), 42 states have internal predecessors, (60), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-26 11:51:19,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-26 11:51:19,186 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:51:19,187 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:51:19,188 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:51:19,194 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:51:19,195 INFO L85 PathProgramCache]: Analyzing trace with hash -1708784069, now seen corresponding path program 1 times [2023-11-26 11:51:19,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:51:19,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [953743755] [2023-11-26 11:51:19,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:51:19,212 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 11:51:19,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:51:19,217 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/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 11:51:19,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/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 11:51:19,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:19,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 11:51:19,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:51:19,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 488 trivial. 0 not checked. [2023-11-26 11:51:19,732 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:51:19,733 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:51:19,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [953743755] [2023-11-26 11:51:19,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [953743755] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:51:19,735 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:51:19,735 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 11:51:19,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702257406] [2023-11-26 11:51:19,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:51:19,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 11:51:19,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:51:19,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 11:51:19,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 11:51:19,784 INFO L87 Difference]: Start difference. First operand has 67 states, 41 states have (on average 1.4634146341463414) internal successors, (60), 42 states have internal predecessors, (60), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-26 11:51:20,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:51:20,061 INFO L93 Difference]: Finished difference Result 131 states and 233 transitions. [2023-11-26 11:51:20,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 11:51:20,071 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 147 [2023-11-26 11:51:20,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:51:20,080 INFO L225 Difference]: With dead ends: 131 [2023-11-26 11:51:20,081 INFO L226 Difference]: Without dead ends: 65 [2023-11-26 11:51:20,086 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 11:51:20,090 INFO L413 NwaCegarLoop]: 97 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, 97 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-26 11:51:20,091 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 97 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-26 11:51:20,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2023-11-26 11:51:20,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2023-11-26 11:51:20,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 40 states have (on average 1.35) internal successors, (54), 40 states have internal predecessors, (54), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-26 11:51:20,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 100 transitions. [2023-11-26 11:51:20,143 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 100 transitions. Word has length 147 [2023-11-26 11:51:20,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:51:20,144 INFO L495 AbstractCegarLoop]: Abstraction has 65 states and 100 transitions. [2023-11-26 11:51:20,144 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-26 11:51:20,144 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 100 transitions. [2023-11-26 11:51:20,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-26 11:51:20,148 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:51:20,149 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:51:20,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/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 11:51:20,356 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/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 11:51:20,357 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:51:20,358 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:51:20,358 INFO L85 PathProgramCache]: Analyzing trace with hash -887805817, now seen corresponding path program 1 times [2023-11-26 11:51:20,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:51:20,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1795881316] [2023-11-26 11:51:20,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:51:20,361 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 11:51:20,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:51:20,363 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/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 11:51:20,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/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 11:51:20,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:20,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-26 11:51:20,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:51:20,829 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-26 11:51:20,829 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:51:20,830 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:51:20,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1795881316] [2023-11-26 11:51:20,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1795881316] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:51:20,836 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:51:20,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 11:51:20,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059246] [2023-11-26 11:51:20,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:51:20,841 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 11:51:20,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:51:20,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 11:51:20,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 11:51:20,843 INFO L87 Difference]: Start difference. First operand 65 states and 100 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-26 11:51:21,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:51:21,122 INFO L93 Difference]: Finished difference Result 129 states and 199 transitions. [2023-11-26 11:51:21,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 11:51:21,133 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 148 [2023-11-26 11:51:21,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:51:21,137 INFO L225 Difference]: With dead ends: 129 [2023-11-26 11:51:21,137 INFO L226 Difference]: Without dead ends: 65 [2023-11-26 11:51:21,139 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 11:51:21,140 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 6 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-26 11:51:21,141 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 182 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-26 11:51:21,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2023-11-26 11:51:21,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2023-11-26 11:51:21,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 40 states have (on average 1.325) internal successors, (53), 40 states have internal predecessors, (53), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-26 11:51:21,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 99 transitions. [2023-11-26 11:51:21,156 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 99 transitions. Word has length 148 [2023-11-26 11:51:21,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:51:21,165 INFO L495 AbstractCegarLoop]: Abstraction has 65 states and 99 transitions. [2023-11-26 11:51:21,166 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-26 11:51:21,166 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 99 transitions. [2023-11-26 11:51:21,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-26 11:51:21,169 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:51:21,170 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:51:21,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/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 11:51:21,383 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/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 11:51:21,384 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:51:21,384 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:51:21,385 INFO L85 PathProgramCache]: Analyzing trace with hash 887201545, now seen corresponding path program 1 times [2023-11-26 11:51:21,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:51:21,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1655067939] [2023-11-26 11:51:21,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:51:21,386 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 11:51:21,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:51:21,388 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/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 11:51:21,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/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 11:51:21,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:21,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 11:51:21,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:51:21,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-26 11:51:21,864 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 11:51:21,865 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 11:51:21,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1655067939] [2023-11-26 11:51:21,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1655067939] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:51:21,865 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:51:21,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 11:51:21,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455258869] [2023-11-26 11:51:21,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:51:21,867 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 11:51:21,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 11:51:21,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 11:51:21,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-26 11:51:21,869 INFO L87 Difference]: Start difference. First operand 65 states and 99 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-26 11:51:23,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 11:51:23,724 INFO L93 Difference]: Finished difference Result 272 states and 407 transitions. [2023-11-26 11:51:23,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-26 11:51:23,731 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 148 [2023-11-26 11:51:23,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 11:51:23,736 INFO L225 Difference]: With dead ends: 272 [2023-11-26 11:51:23,736 INFO L226 Difference]: Without dead ends: 208 [2023-11-26 11:51:23,738 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-26 11:51:23,739 INFO L413 NwaCegarLoop]: 166 mSDtfsCounter, 188 mSDsluCounter, 308 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 474 SdHoareTripleChecker+Invalid, 240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-26 11:51:23,740 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 474 Invalid, 240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-26 11:51:23,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2023-11-26 11:51:23,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 122. [2023-11-26 11:51:23,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 72 states have (on average 1.25) internal successors, (90), 73 states have internal predecessors, (90), 46 states have call successors, (46), 3 states have call predecessors, (46), 3 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2023-11-26 11:51:23,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 182 transitions. [2023-11-26 11:51:23,807 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 182 transitions. Word has length 148 [2023-11-26 11:51:23,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 11:51:23,809 INFO L495 AbstractCegarLoop]: Abstraction has 122 states and 182 transitions. [2023-11-26 11:51:23,809 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-26 11:51:23,809 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 182 transitions. [2023-11-26 11:51:23,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-26 11:51:23,813 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:51:23,813 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:51:23,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/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 11:51:24,020 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/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 11:51:24,021 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:51:24,021 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:51:24,022 INFO L85 PathProgramCache]: Analyzing trace with hash 887261127, now seen corresponding path program 1 times [2023-11-26 11:51:24,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 11:51:24,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1504357452] [2023-11-26 11:51:24,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:51:24,023 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 11:51:24,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 11:51:24,024 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/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 11:51:24,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91fb781b-2ff4-4ce2-a292-bcbe360a2449/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 11:51:24,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:51:24,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-26 11:51:24,308 INFO L285 TraceCheckSpWp]: Computing forward predicates...