./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-49.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-49.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB --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 17c28f5c9c0d305f6f66e69f023e955b6e145200d4f06514fc000568801e139d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 05:02:36,928 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 05:02:37,038 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 05:02:37,045 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 05:02:37,046 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 05:02:37,088 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 05:02:37,089 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 05:02:37,089 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 05:02:37,089 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 05:02:37,089 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 05:02:37,089 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 05:02:37,090 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 05:02:37,090 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 05:02:37,090 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 05:02:37,092 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 05:02:37,092 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 05:02:37,093 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 05:02:37,093 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 05:02:37,094 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 05:02:37,094 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 05:02:37,094 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 05:02:37,094 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 05:02:37,094 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 05:02:37,095 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 05:02:37,095 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 05:02:37,095 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 05:02:37,095 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 05:02:37,095 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 05:02:37,096 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 05:02:37,096 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:02:37,096 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:02:37,096 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:02:37,096 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:02:37,097 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 05:02:37,097 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:02:37,097 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:02:37,098 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:02:37,098 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:02:37,098 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 05:02:37,098 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 05:02:37,098 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 05:02:37,098 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 05:02:37,099 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 05:02:37,099 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 05:02:37,099 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 05:02:37,099 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 05:02:37,099 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 05:02:37,099 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 05:02:37,099 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 17c28f5c9c0d305f6f66e69f023e955b6e145200d4f06514fc000568801e139d [2024-11-28 05:02:37,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 05:02:37,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 05:02:37,530 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 05:02:37,534 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 05:02:37,534 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 05:02:37,535 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-49.i [2024-11-28 05:02:40,777 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/data/baec08a98/1cee6942a12d41ae8b9e371609341fea/FLAG7444b92ac [2024-11-28 05:02:41,133 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 05:02:41,135 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-49.i [2024-11-28 05:02:41,149 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/data/baec08a98/1cee6942a12d41ae8b9e371609341fea/FLAG7444b92ac [2024-11-28 05:02:41,167 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/data/baec08a98/1cee6942a12d41ae8b9e371609341fea [2024-11-28 05:02:41,169 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 05:02:41,171 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 05:02:41,174 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 05:02:41,174 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 05:02:41,184 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 05:02:41,185 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:02:41" (1/1) ... [2024-11-28 05:02:41,186 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fbc533d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:41, skipping insertion in model container [2024-11-28 05:02:41,186 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:02:41" (1/1) ... [2024-11-28 05:02:41,217 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 05:02:41,451 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-49.i[919,932] [2024-11-28 05:02:41,569 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:02:41,595 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 05:02:41,613 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-49.i[919,932] [2024-11-28 05:02:41,676 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:02:41,705 INFO L204 MainTranslator]: Completed translation [2024-11-28 05:02:41,705 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:41 WrapperNode [2024-11-28 05:02:41,706 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 05:02:41,707 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 05:02:41,708 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 05:02:41,708 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 05:02:41,720 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:41" (1/1) ... [2024-11-28 05:02:41,737 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:41" (1/1) ... [2024-11-28 05:02:41,778 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 164 [2024-11-28 05:02:41,778 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 05:02:41,779 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 05:02:41,779 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 05:02:41,779 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 05:02:41,788 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:41" (1/1) ... [2024-11-28 05:02:41,788 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:41" (1/1) ... [2024-11-28 05:02:41,791 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:41" (1/1) ... [2024-11-28 05:02:41,807 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 05:02:41,807 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:41" (1/1) ... [2024-11-28 05:02:41,808 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:41" (1/1) ... [2024-11-28 05:02:41,824 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:41" (1/1) ... [2024-11-28 05:02:41,825 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:41" (1/1) ... [2024-11-28 05:02:41,833 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:41" (1/1) ... [2024-11-28 05:02:41,835 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:41" (1/1) ... [2024-11-28 05:02:41,841 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:41" (1/1) ... [2024-11-28 05:02:41,848 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 05:02:41,848 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 05:02:41,849 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 05:02:41,852 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 05:02:41,853 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:41" (1/1) ... [2024-11-28 05:02:41,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:02:41,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:02:41,887 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 05:02:41,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 05:02:41,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 05:02:41,920 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 05:02:41,922 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 05:02:41,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 05:02:41,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 05:02:41,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 05:02:42,015 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 05:02:42,017 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 05:02:42,469 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-28 05:02:42,469 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 05:02:42,487 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 05:02:42,490 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 05:02:42,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:02:42 BoogieIcfgContainer [2024-11-28 05:02:42,491 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 05:02:42,493 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 05:02:42,495 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 05:02:42,502 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 05:02:42,502 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:02:41" (1/3) ... [2024-11-28 05:02:42,503 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7511242 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:02:42, skipping insertion in model container [2024-11-28 05:02:42,503 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:02:41" (2/3) ... [2024-11-28 05:02:42,504 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7511242 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:02:42, skipping insertion in model container [2024-11-28 05:02:42,505 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:02:42" (3/3) ... [2024-11-28 05:02:42,507 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-49.i [2024-11-28 05:02:42,528 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 05:02:42,530 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_dependencies_file-49.i that has 2 procedures, 72 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 05:02:42,599 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 05:02:42,614 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@75c992b3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 05:02:42,615 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 05:02:42,620 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 48 states have (on average 1.4166666666666667) internal successors, (68), 49 states have internal predecessors, (68), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-28 05:02:42,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-28 05:02:42,633 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:02:42,634 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:02:42,635 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:02:42,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:02:42,641 INFO L85 PathProgramCache]: Analyzing trace with hash 705072638, now seen corresponding path program 1 times [2024-11-28 05:02:42,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:02:42,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570319222] [2024-11-28 05:02:42,652 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:02:42,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:02:42,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:02:43,029 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2024-11-28 05:02:43,030 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:02:43,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570319222] [2024-11-28 05:02:43,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1570319222] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:02:43,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [133952747] [2024-11-28 05:02:43,031 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:02:43,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:02:43,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:02:43,040 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:02:43,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 05:02:43,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:02:43,367 INFO L256 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 05:02:43,388 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:02:43,444 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 800 trivial. 0 not checked. [2024-11-28 05:02:43,445 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 05:02:43,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [133952747] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:02:43,445 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 05:02:43,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 05:02:43,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392103397] [2024-11-28 05:02:43,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:02:43,461 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 05:02:43,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:02:43,485 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 05:02:43,486 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 05:02:43,488 INFO L87 Difference]: Start difference. First operand has 72 states, 48 states have (on average 1.4166666666666667) internal successors, (68), 49 states have internal predecessors, (68), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-28 05:02:43,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:02:43,521 INFO L93 Difference]: Finished difference Result 136 states and 233 transitions. [2024-11-28 05:02:43,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 05:02:43,524 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) Word has length 135 [2024-11-28 05:02:43,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:02:43,531 INFO L225 Difference]: With dead ends: 136 [2024-11-28 05:02:43,532 INFO L226 Difference]: Without dead ends: 67 [2024-11-28 05:02:43,536 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 05:02:43,539 INFO L435 NwaCegarLoop]: 100 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 100 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:02:43,540 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 05:02:43,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2024-11-28 05:02:43,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2024-11-28 05:02:43,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 44 states have (on average 1.3181818181818181) internal successors, (58), 44 states have internal predecessors, (58), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-28 05:02:43,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 100 transitions. [2024-11-28 05:02:43,605 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 100 transitions. Word has length 135 [2024-11-28 05:02:43,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:02:43,606 INFO L471 AbstractCegarLoop]: Abstraction has 67 states and 100 transitions. [2024-11-28 05:02:43,606 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-28 05:02:43,606 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 100 transitions. [2024-11-28 05:02:43,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-28 05:02:43,613 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:02:43,613 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:02:43,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 05:02:43,815 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:02:43,815 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:02:43,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:02:43,816 INFO L85 PathProgramCache]: Analyzing trace with hash 172306740, now seen corresponding path program 1 times [2024-11-28 05:02:43,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:02:43,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829647267] [2024-11-28 05:02:43,816 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:02:43,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:02:44,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:02:44,940 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 05:02:44,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:02:44,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829647267] [2024-11-28 05:02:44,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829647267] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:02:44,941 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:02:44,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 05:02:44,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046562434] [2024-11-28 05:02:44,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:02:44,942 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 05:02:44,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:02:44,943 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 05:02:44,944 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 05:02:44,944 INFO L87 Difference]: Start difference. First operand 67 states and 100 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 05:02:45,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:02:45,199 INFO L93 Difference]: Finished difference Result 195 states and 293 transitions. [2024-11-28 05:02:45,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 05:02:45,204 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 135 [2024-11-28 05:02:45,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:02:45,207 INFO L225 Difference]: With dead ends: 195 [2024-11-28 05:02:45,207 INFO L226 Difference]: Without dead ends: 131 [2024-11-28 05:02:45,208 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:02:45,209 INFO L435 NwaCegarLoop]: 96 mSDtfsCounter, 72 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 278 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 05:02:45,209 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 278 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 05:02:45,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2024-11-28 05:02:45,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 110. [2024-11-28 05:02:45,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 65 states have (on average 1.2461538461538462) internal successors, (81), 65 states have internal predecessors, (81), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-28 05:02:45,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 165 transitions. [2024-11-28 05:02:45,258 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 165 transitions. Word has length 135 [2024-11-28 05:02:45,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:02:45,259 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 165 transitions. [2024-11-28 05:02:45,259 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 05:02:45,259 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 165 transitions. [2024-11-28 05:02:45,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-28 05:02:45,263 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:02:45,263 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:02:45,264 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 05:02:45,264 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:02:45,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:02:45,266 INFO L85 PathProgramCache]: Analyzing trace with hash 1545183097, now seen corresponding path program 1 times [2024-11-28 05:02:45,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:02:45,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391726605] [2024-11-28 05:02:45,267 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:02:45,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:02:45,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:02:45,720 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 05:02:45,720 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:02:45,720 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391726605] [2024-11-28 05:02:45,720 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391726605] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:02:45,720 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:02:45,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:02:45,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959521579] [2024-11-28 05:02:45,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:02:45,721 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:02:45,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:02:45,724 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:02:45,724 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:02:45,724 INFO L87 Difference]: Start difference. First operand 110 states and 165 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 05:02:45,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:02:45,779 INFO L93 Difference]: Finished difference Result 175 states and 264 transitions. [2024-11-28 05:02:45,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:02:45,780 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 136 [2024-11-28 05:02:45,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:02:45,784 INFO L225 Difference]: With dead ends: 175 [2024-11-28 05:02:45,785 INFO L226 Difference]: Without dead ends: 111 [2024-11-28 05:02:45,785 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:02:45,786 INFO L435 NwaCegarLoop]: 99 mSDtfsCounter, 0 mSDsluCounter, 93 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 192 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:02:45,790 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 192 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 05:02:45,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2024-11-28 05:02:45,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2024-11-28 05:02:45,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 66 states have (on average 1.2424242424242424) internal successors, (82), 66 states have internal predecessors, (82), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-28 05:02:45,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 166 transitions. [2024-11-28 05:02:45,829 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 166 transitions. Word has length 136 [2024-11-28 05:02:45,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:02:45,830 INFO L471 AbstractCegarLoop]: Abstraction has 111 states and 166 transitions. [2024-11-28 05:02:45,830 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 05:02:45,830 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 166 transitions. [2024-11-28 05:02:45,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-28 05:02:45,835 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:02:45,835 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:02:45,836 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 05:02:45,836 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:02:45,837 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:02:45,837 INFO L85 PathProgramCache]: Analyzing trace with hash -500217827, now seen corresponding path program 1 times [2024-11-28 05:02:45,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:02:45,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934299279] [2024-11-28 05:02:45,838 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:02:45,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:02:46,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:02:46,643 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-11-28 05:02:46,644 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:02:46,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934299279] [2024-11-28 05:02:46,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934299279] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:02:46,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1489818902] [2024-11-28 05:02:46,644 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:02:46,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:02:46,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:02:46,648 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:02:46,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 05:02:46,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:02:46,835 INFO L256 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-28 05:02:46,848 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:02:48,486 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 168 proven. 54 refuted. 0 times theorem prover too weak. 618 trivial. 0 not checked. [2024-11-28 05:02:48,486 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:02:49,583 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2024-11-28 05:02:49,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1489818902] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:02:49,583 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:02:49,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 8] total 17 [2024-11-28 05:02:49,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614469749] [2024-11-28 05:02:49,584 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:02:49,585 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-28 05:02:49,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:02:49,586 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-28 05:02:49,587 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2024-11-28 05:02:49,587 INFO L87 Difference]: Start difference. First operand 111 states and 166 transitions. Second operand has 17 states, 17 states have (on average 5.529411764705882) internal successors, (94), 17 states have internal predecessors, (94), 6 states have call successors, (63), 3 states have call predecessors, (63), 6 states have return successors, (63), 6 states have call predecessors, (63), 6 states have call successors, (63) [2024-11-28 05:02:51,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:02:51,569 INFO L93 Difference]: Finished difference Result 502 states and 723 transitions. [2024-11-28 05:02:51,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-28 05:02:51,570 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 5.529411764705882) internal successors, (94), 17 states have internal predecessors, (94), 6 states have call successors, (63), 3 states have call predecessors, (63), 6 states have return successors, (63), 6 states have call predecessors, (63), 6 states have call successors, (63) Word has length 137 [2024-11-28 05:02:51,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:02:51,575 INFO L225 Difference]: With dead ends: 502 [2024-11-28 05:02:51,575 INFO L226 Difference]: Without dead ends: 436 [2024-11-28 05:02:51,577 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 308 GetRequests, 269 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 484 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=450, Invalid=1190, Unknown=0, NotChecked=0, Total=1640 [2024-11-28 05:02:51,578 INFO L435 NwaCegarLoop]: 82 mSDtfsCounter, 608 mSDsluCounter, 438 mSDsCounter, 0 mSdLazyCounter, 645 mSolverCounterSat, 314 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 630 SdHoareTripleChecker+Valid, 520 SdHoareTripleChecker+Invalid, 959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 314 IncrementalHoareTripleChecker+Valid, 645 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-28 05:02:51,579 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [630 Valid, 520 Invalid, 959 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [314 Valid, 645 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-28 05:02:51,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2024-11-28 05:02:51,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 334. [2024-11-28 05:02:51,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 334 states, 216 states have (on average 1.2268518518518519) internal successors, (265), 217 states have internal predecessors, (265), 107 states have call successors, (107), 10 states have call predecessors, (107), 10 states have return successors, (107), 106 states have call predecessors, (107), 107 states have call successors, (107) [2024-11-28 05:02:51,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 479 transitions. [2024-11-28 05:02:51,686 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 479 transitions. Word has length 137 [2024-11-28 05:02:51,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:02:51,687 INFO L471 AbstractCegarLoop]: Abstraction has 334 states and 479 transitions. [2024-11-28 05:02:51,688 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.529411764705882) internal successors, (94), 17 states have internal predecessors, (94), 6 states have call successors, (63), 3 states have call predecessors, (63), 6 states have return successors, (63), 6 states have call predecessors, (63), 6 states have call successors, (63) [2024-11-28 05:02:51,688 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 479 transitions. [2024-11-28 05:02:51,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-28 05:02:51,690 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:02:51,690 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:02:51,705 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-28 05:02:51,895 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2024-11-28 05:02:51,895 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:02:51,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:02:51,896 INFO L85 PathProgramCache]: Analyzing trace with hash 1490874390, now seen corresponding path program 1 times [2024-11-28 05:02:51,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:02:51,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132956358] [2024-11-28 05:02:51,897 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:02:51,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:02:52,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-28 05:02:52,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [129048038] [2024-11-28 05:02:52,079 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:02:52,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:02:52,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:02:52,082 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:02:52,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 05:02:52,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:02:52,305 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:02:52,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:02:52,456 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 05:02:52,456 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 05:02:52,458 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 05:02:52,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-28 05:02:52,660 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:02:52,663 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-11-28 05:02:52,753 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 05:02:52,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:02:52 BoogieIcfgContainer [2024-11-28 05:02:52,757 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 05:02:52,757 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 05:02:52,757 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 05:02:52,758 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 05:02:52,758 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:02:42" (3/4) ... [2024-11-28 05:02:52,761 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 05:02:52,762 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 05:02:52,763 INFO L158 Benchmark]: Toolchain (without parser) took 11591.79ms. Allocated memory was 142.6MB in the beginning and 343.9MB in the end (delta: 201.3MB). Free memory was 105.0MB in the beginning and 162.1MB in the end (delta: -57.2MB). Peak memory consumption was 147.1MB. Max. memory is 16.1GB. [2024-11-28 05:02:52,763 INFO L158 Benchmark]: CDTParser took 1.33ms. Allocated memory is still 167.8MB. Free memory is still 104.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:02:52,764 INFO L158 Benchmark]: CACSL2BoogieTranslator took 532.37ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 90.2MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 05:02:52,764 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.55ms. Allocated memory is still 142.6MB. Free memory was 90.2MB in the beginning and 86.8MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:02:52,764 INFO L158 Benchmark]: Boogie Preprocessor took 68.82ms. Allocated memory is still 142.6MB. Free memory was 86.8MB in the beginning and 81.5MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 05:02:52,765 INFO L158 Benchmark]: RCFGBuilder took 642.24ms. Allocated memory is still 142.6MB. Free memory was 81.5MB in the beginning and 59.4MB in the end (delta: 22.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 05:02:52,765 INFO L158 Benchmark]: TraceAbstraction took 10263.20ms. Allocated memory was 142.6MB in the beginning and 343.9MB in the end (delta: 201.3MB). Free memory was 58.7MB in the beginning and 162.3MB in the end (delta: -103.6MB). Peak memory consumption was 96.8MB. Max. memory is 16.1GB. [2024-11-28 05:02:52,765 INFO L158 Benchmark]: Witness Printer took 4.76ms. Allocated memory is still 343.9MB. Free memory was 162.3MB in the beginning and 162.1MB in the end (delta: 106.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 05:02:52,768 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.33ms. Allocated memory is still 167.8MB. Free memory is still 104.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 532.37ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 90.2MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.55ms. Allocated memory is still 142.6MB. Free memory was 90.2MB in the beginning and 86.8MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 68.82ms. Allocated memory is still 142.6MB. Free memory was 86.8MB in the beginning and 81.5MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 642.24ms. Allocated memory is still 142.6MB. Free memory was 81.5MB in the beginning and 59.4MB in the end (delta: 22.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 10263.20ms. Allocated memory was 142.6MB in the beginning and 343.9MB in the end (delta: 201.3MB). Free memory was 58.7MB in the beginning and 162.3MB in the end (delta: -103.6MB). Peak memory consumption was 96.8MB. Max. memory is 16.1GB. * Witness Printer took 4.76ms. Allocated memory is still 343.9MB. Free memory was 162.3MB in the beginning and 162.1MB in the end (delta: 106.0kB). Peak memory consumption was 8.4MB. 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 103, overapproximation of someBinaryFLOATComparisonOperation at line 66, overapproximation of someBinaryFLOATComparisonOperation at line 130, overapproximation of someBinaryFLOATComparisonOperation at line 101, overapproximation of bitwiseAnd at line 69, overapproximation of someBinaryDOUBLEComparisonOperation at line 130, overapproximation of someBinaryDOUBLEComparisonOperation at line 105, overapproximation of someBinaryDOUBLEComparisonOperation at line 67, overapproximation of someBinaryDOUBLEComparisonOperation at line 107. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 10; [L23] unsigned long int var_1_3 = 3171453299; [L24] unsigned long int var_1_4 = 2038274679; [L25] unsigned long int var_1_5 = 1375699353; [L26] unsigned short int var_1_8 = 16; [L27] unsigned char var_1_12 = 1; [L28] unsigned char var_1_13 = 1; [L29] double var_1_14 = 64.45; [L30] float var_1_15 = 31.15; [L31] float var_1_16 = 16.4; [L32] double var_1_17 = 100.625; [L33] double var_1_18 = 128.1; [L34] unsigned char var_1_19 = 1; [L35] unsigned char var_1_20 = 8; [L36] unsigned char var_1_21 = 100; [L37] unsigned char var_1_22 = 0; [L38] signed char var_1_23 = 2; [L39] unsigned char var_1_24 = 0; [L40] unsigned long int last_1_var_1_1 = 10; [L41] unsigned short int last_1_var_1_8 = 16; [L42] unsigned char last_1_var_1_12 = 1; [L43] unsigned char last_1_var_1_19 = 1; [L44] unsigned char last_1_var_1_22 = 0; VAL [isInitial=0, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=3171453299, var_1_4=2038274679, var_1_5=1375699353, var_1_8=16] [L134] isInitial = 1 [L135] FCALL initially() [L137] CALL updateLastVariables() [L123] last_1_var_1_1 = var_1_1 [L124] last_1_var_1_8 = var_1_8 [L125] last_1_var_1_12 = var_1_12 [L126] last_1_var_1_19 = var_1_19 [L127] last_1_var_1_22 = var_1_22 VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=3171453299, var_1_4=2038274679, var_1_5=1375699353, var_1_8=16] [L137] RET updateLastVariables() [L138] CALL updateVariables() [L88] var_1_3 = __VERIFIER_nondet_ulong() [L89] CALL assume_abort_if_not(var_1_3 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=2038274679, var_1_5=1375699353, var_1_8=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=2038274679, var_1_5=1375699353, var_1_8=16] [L89] RET assume_abort_if_not(var_1_3 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=2038274679, var_1_5=1375699353, var_1_8=16] [L90] CALL assume_abort_if_not(var_1_3 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=2038274679, var_1_5=1375699353, var_1_8=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=2038274679, var_1_5=1375699353, var_1_8=16] [L90] RET assume_abort_if_not(var_1_3 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=2038274679, var_1_5=1375699353, var_1_8=16] [L91] var_1_4 = __VERIFIER_nondet_ulong() [L92] CALL assume_abort_if_not(var_1_4 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1375699353, var_1_8=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1375699353, var_1_8=16] [L92] RET assume_abort_if_not(var_1_4 >= 1073741823) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1375699353, var_1_8=16] [L93] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1375699353, var_1_8=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1375699353, var_1_8=16] [L93] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1375699353, var_1_8=16] [L94] var_1_5 = __VERIFIER_nondet_ulong() [L95] CALL assume_abort_if_not(var_1_5 >= 1073741824) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L95] RET assume_abort_if_not(var_1_5 >= 1073741824) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L96] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L96] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L97] var_1_13 = __VERIFIER_nondet_uchar() [L98] CALL assume_abort_if_not(var_1_13 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L98] RET assume_abort_if_not(var_1_13 >= 1) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L99] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L99] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_15=623/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L100] var_1_15 = __VERIFIER_nondet_float() [L101] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L101] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_16=82/5, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L102] var_1_16 = __VERIFIER_nondet_float() [L103] CALL assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L103] RET assume_abort_if_not((var_1_16 >= -922337.2036854776000e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_17=805/8, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L104] var_1_17 = __VERIFIER_nondet_double() [L105] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L105] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_18=1281/10, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L106] var_1_18 = __VERIFIER_nondet_double() [L107] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L107] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=8, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L108] var_1_20 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L109] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L110] CALL assume_abort_if_not(var_1_20 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L110] RET assume_abort_if_not(var_1_20 <= 254) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=100, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L111] var_1_21 = __VERIFIER_nondet_uchar() [L112] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L112] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L113] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L113] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L114] var_1_23 = __VERIFIER_nondet_char() [L115] CALL assume_abort_if_not(var_1_23 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L115] RET assume_abort_if_not(var_1_23 >= -128) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L116] CALL assume_abort_if_not(var_1_23 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L116] RET assume_abort_if_not(var_1_23 <= 127) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L117] CALL assume_abort_if_not(var_1_23 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L117] RET assume_abort_if_not(var_1_23 != 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L118] var_1_24 = __VERIFIER_nondet_uchar() [L119] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L119] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L120] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L120] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L138] RET updateVariables() [L139] CALL step() [L48] COND TRUE ! last_1_var_1_22 VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L49] COND TRUE (last_1_var_1_1 * ((((last_1_var_1_19) < (var_1_5)) ? (last_1_var_1_19) : (var_1_5)))) >= last_1_var_1_19 [L50] var_1_12 = var_1_13 VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=10, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L55] COND TRUE \read(last_1_var_1_12) [L56] var_1_1 = (((((var_1_3) > ((var_1_4 + var_1_5))) ? (var_1_3) : ((var_1_4 + var_1_5)))) - (((((last_1_var_1_19) > (last_1_var_1_8)) ? (last_1_var_1_19) : (last_1_var_1_8))) + 256u)) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=-2147483921, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L58] COND FALSE !(var_1_13 && last_1_var_1_22) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=-2147483921, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=16] [L65] var_1_8 = ((((25) > ((((((var_1_19) < (var_1_19)) ? (var_1_19) : (var_1_19))) + (100 + var_1_19)))) ? (25) : ((((((var_1_19) < (var_1_19)) ? (var_1_19) : (var_1_19))) + (100 + var_1_19))))) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=1289/20, var_1_19=1, var_1_1=-2147483921, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=102] [L66] COND TRUE (((((- 9.5f)) > ((- var_1_15))) ? ((- 9.5f)) : ((- var_1_15)))) < var_1_16 [L67] var_1_14 = ((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=2, var_1_17=2, var_1_18=0, var_1_19=1, var_1_1=-2147483921, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=102] [L69] EXPR var_1_19 & var_1_4 VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=2, var_1_17=2, var_1_18=0, var_1_19=1, var_1_1=-2147483921, var_1_20=0, var_1_21=256, var_1_22=0, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=102] [L69] COND FALSE !((-2 / var_1_23) >= (var_1_19 & var_1_4)) [L84] var_1_22 = var_1_13 VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=2, var_1_17=2, var_1_18=0, var_1_19=1, var_1_1=-2147483921, var_1_20=0, var_1_21=256, var_1_22=1, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=102] [L139] RET step() [L140] CALL, EXPR property() [L130] EXPR (((((last_1_var_1_12 ? (var_1_1 == ((unsigned long int) (((((var_1_3) > ((var_1_4 + var_1_5))) ? (var_1_3) : ((var_1_4 + var_1_5)))) - (((((last_1_var_1_19) > (last_1_var_1_8)) ? (last_1_var_1_19) : (last_1_var_1_8))) + 256u)))) : 1) && (var_1_8 == ((unsigned short int) ((((25) > ((((((var_1_19) < (var_1_19)) ? (var_1_19) : (var_1_19))) + (100 + var_1_19)))) ? (25) : ((((((var_1_19) < (var_1_19)) ? (var_1_19) : (var_1_19))) + (100 + var_1_19)))))))) && ((! last_1_var_1_22) ? (((last_1_var_1_1 * ((((last_1_var_1_19) < (var_1_5)) ? (last_1_var_1_19) : (var_1_5)))) >= last_1_var_1_19) ? (var_1_12 == ((unsigned char) var_1_13)) : 1) : (var_1_12 == ((unsigned char) 0)))) && (((((((- 9.5f)) > ((- var_1_15))) ? ((- 9.5f)) : ((- var_1_15)))) < var_1_16) ? (var_1_14 == ((double) ((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))))) : 1)) && ((var_1_13 && last_1_var_1_22) ? ((var_1_4 > (256u * last_1_var_1_8)) ? (var_1_19 == ((unsigned char) ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))))) : (var_1_19 == ((unsigned char) var_1_20))) : 1)) && (((-2 / var_1_23) >= (var_1_19 & var_1_4)) ? ((var_1_21 >= (var_1_1 + var_1_5)) ? (((~ var_1_19) > var_1_20) ? (var_1_12 ? (var_1_22 == ((unsigned char) var_1_24)) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=2, var_1_17=2, var_1_18=0, var_1_19=1, var_1_1=-2147483921, var_1_20=0, var_1_21=256, var_1_22=1, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=102] [L130-L131] return (((((last_1_var_1_12 ? (var_1_1 == ((unsigned long int) (((((var_1_3) > ((var_1_4 + var_1_5))) ? (var_1_3) : ((var_1_4 + var_1_5)))) - (((((last_1_var_1_19) > (last_1_var_1_8)) ? (last_1_var_1_19) : (last_1_var_1_8))) + 256u)))) : 1) && (var_1_8 == ((unsigned short int) ((((25) > ((((((var_1_19) < (var_1_19)) ? (var_1_19) : (var_1_19))) + (100 + var_1_19)))) ? (25) : ((((((var_1_19) < (var_1_19)) ? (var_1_19) : (var_1_19))) + (100 + var_1_19)))))))) && ((! last_1_var_1_22) ? (((last_1_var_1_1 * ((((last_1_var_1_19) < (var_1_5)) ? (last_1_var_1_19) : (var_1_5)))) >= last_1_var_1_19) ? (var_1_12 == ((unsigned char) var_1_13)) : 1) : (var_1_12 == ((unsigned char) 0)))) && (((((((- 9.5f)) > ((- var_1_15))) ? ((- 9.5f)) : ((- var_1_15)))) < var_1_16) ? (var_1_14 == ((double) ((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))))) : 1)) && ((var_1_13 && last_1_var_1_22) ? ((var_1_4 > (256u * last_1_var_1_8)) ? (var_1_19 == ((unsigned char) ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))))) : (var_1_19 == ((unsigned char) var_1_20))) : 1)) && (((-2 / var_1_23) >= (var_1_19 & var_1_4)) ? ((var_1_21 >= (var_1_1 + var_1_5)) ? (((~ var_1_19) > var_1_20) ? (var_1_12 ? (var_1_22 == ((unsigned char) var_1_24)) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) : (var_1_22 == ((unsigned char) var_1_13))) ; [L140] RET, EXPR property() [L140] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=2, var_1_17=2, var_1_18=0, var_1_19=1, var_1_1=-2147483921, var_1_20=0, var_1_21=256, var_1_22=1, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=102] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=1, last_1_var_1_19=1, last_1_var_1_1=10, last_1_var_1_22=0, last_1_var_1_8=16, var_1_12=1, var_1_13=1, var_1_14=2, var_1_17=2, var_1_18=0, var_1_19=1, var_1_1=-2147483921, var_1_20=0, var_1_21=256, var_1_22=1, var_1_23=2, var_1_24=0, var_1_3=2147483647, var_1_4=-3221225473, var_1_5=1073741824, var_1_8=102] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 72 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.1s, OverallIterations: 5, TraceHistogramMax: 21, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 702 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 680 mSDsluCounter, 1090 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 713 mSDsCounter, 379 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 668 IncrementalHoareTripleChecker+Invalid, 1047 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 379 mSolverCounterUnsat, 377 mSDtfsCounter, 668 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 454 GetRequests, 411 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 484 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=334occurred in iteration=4, InterpolantAutomatonStates: 43, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 123 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 4.9s InterpolantComputationTime, 1091 NumberOfCodeBlocks, 1091 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 945 ConstructedInterpolants, 0 QuantifiedInterpolants, 3697 SizeOfPredicates, 3 NumberOfNonLiveVariables, 639 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 7 InterpolantComputations, 3 PerfectInterpolantSequences, 5678/5880 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-28 05:02:52,796 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-49.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB --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 17c28f5c9c0d305f6f66e69f023e955b6e145200d4f06514fc000568801e139d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 05:02:55,845 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 05:02:55,965 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 05:02:55,976 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 05:02:55,977 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 05:02:56,018 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 05:02:56,019 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 05:02:56,019 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 05:02:56,021 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 05:02:56,021 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 05:02:56,021 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 05:02:56,021 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 05:02:56,022 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 05:02:56,022 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 05:02:56,022 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 05:02:56,023 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 05:02:56,023 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 05:02:56,023 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 05:02:56,023 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 05:02:56,023 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 05:02:56,023 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 05:02:56,023 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 05:02:56,023 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 05:02:56,023 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 05:02:56,024 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 05:02:56,024 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 05:02:56,024 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 05:02:56,024 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 05:02:56,024 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 05:02:56,024 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 05:02:56,024 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 05:02:56,024 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:02:56,024 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:02:56,025 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:02:56,025 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:02:56,025 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 05:02:56,025 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:02:56,025 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:02:56,027 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:02:56,027 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:02:56,027 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 05:02:56,028 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 05:02:56,028 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 05:02:56,028 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 05:02:56,028 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 05:02:56,029 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 05:02:56,029 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 05:02:56,029 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 05:02:56,029 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 05:02:56,029 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 05:02:56,029 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 17c28f5c9c0d305f6f66e69f023e955b6e145200d4f06514fc000568801e139d [2024-11-28 05:02:56,376 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 05:02:56,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 05:02:56,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 05:02:56,392 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 05:02:56,392 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 05:02:56,394 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-49.i [2024-11-28 05:02:59,689 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/data/17f90b500/a4cbf306b72544459c577123fa47af6b/FLAGe5fadaba7 [2024-11-28 05:02:59,958 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 05:02:59,959 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-49.i [2024-11-28 05:02:59,968 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/data/17f90b500/a4cbf306b72544459c577123fa47af6b/FLAGe5fadaba7 [2024-11-28 05:02:59,988 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/data/17f90b500/a4cbf306b72544459c577123fa47af6b [2024-11-28 05:02:59,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 05:02:59,991 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 05:02:59,993 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 05:02:59,993 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 05:02:59,998 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 05:02:59,999 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:02:59" (1/1) ... [2024-11-28 05:03:00,000 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ae520f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:03:00, skipping insertion in model container [2024-11-28 05:03:00,000 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:02:59" (1/1) ... [2024-11-28 05:03:00,022 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 05:03:00,203 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-49.i[919,932] [2024-11-28 05:03:00,294 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:03:00,314 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 05:03:00,325 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_dependencies_file-49.i[919,932] [2024-11-28 05:03:00,358 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:03:00,380 INFO L204 MainTranslator]: Completed translation [2024-11-28 05:03:00,381 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:03:00 WrapperNode [2024-11-28 05:03:00,381 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 05:03:00,382 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 05:03:00,382 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 05:03:00,382 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 05:03:00,390 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:03:00" (1/1) ... [2024-11-28 05:03:00,401 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:03:00" (1/1) ... [2024-11-28 05:03:00,428 INFO L138 Inliner]: procedures = 27, calls = 34, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 140 [2024-11-28 05:03:00,428 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 05:03:00,429 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 05:03:00,429 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 05:03:00,429 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 05:03:00,445 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:03:00" (1/1) ... [2024-11-28 05:03:00,445 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:03:00" (1/1) ... [2024-11-28 05:03:00,451 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:03:00" (1/1) ... [2024-11-28 05:03:00,479 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 05:03:00,481 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:03:00" (1/1) ... [2024-11-28 05:03:00,481 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:03:00" (1/1) ... [2024-11-28 05:03:00,494 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:03:00" (1/1) ... [2024-11-28 05:03:00,495 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:03:00" (1/1) ... [2024-11-28 05:03:00,499 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:03:00" (1/1) ... [2024-11-28 05:03:00,501 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:03:00" (1/1) ... [2024-11-28 05:03:00,503 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:03:00" (1/1) ... [2024-11-28 05:03:00,506 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 05:03:00,507 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 05:03:00,507 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 05:03:00,507 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 05:03:00,508 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:03:00" (1/1) ... [2024-11-28 05:03:00,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:03:00,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:03:00,548 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 05:03:00,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 05:03:00,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 05:03:00,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 05:03:00,582 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 05:03:00,582 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 05:03:00,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 05:03:00,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 05:03:00,715 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 05:03:00,717 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 05:03:01,412 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-28 05:03:01,412 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 05:03:01,431 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 05:03:01,433 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 05:03:01,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:03:01 BoogieIcfgContainer [2024-11-28 05:03:01,433 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 05:03:01,438 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 05:03:01,438 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 05:03:01,447 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 05:03:01,447 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:02:59" (1/3) ... [2024-11-28 05:03:01,448 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fb59972 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:03:01, skipping insertion in model container [2024-11-28 05:03:01,449 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:03:00" (2/3) ... [2024-11-28 05:03:01,450 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fb59972 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:03:01, skipping insertion in model container [2024-11-28 05:03:01,450 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:03:01" (3/3) ... [2024-11-28 05:03:01,451 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_dependencies_file-49.i [2024-11-28 05:03:01,472 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 05:03:01,474 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_codestructure_dependencies_file-49.i that has 2 procedures, 63 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 05:03:01,537 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 05:03:01,550 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@395abda1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 05:03:01,550 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 05:03:01,556 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 39 states have (on average 1.3846153846153846) internal successors, (54), 40 states have internal predecessors, (54), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-28 05:03:01,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-28 05:03:01,570 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:03:01,571 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:03:01,571 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:03:01,578 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:03:01,578 INFO L85 PathProgramCache]: Analyzing trace with hash 852657609, now seen corresponding path program 1 times [2024-11-28 05:03:01,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 05:03:01,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [547003186] [2024-11-28 05:03:01,593 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:03:01,594 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 05:03:01,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 05:03:01,597 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 05:03:01,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-28 05:03:02,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:03:02,077 INFO L256 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 05:03:02,117 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:03:02,175 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 296 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 05:03:02,177 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 05:03:02,178 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 05:03:02,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [547003186] [2024-11-28 05:03:02,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [547003186] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:03:02,181 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:03:02,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 05:03:02,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962183155] [2024-11-28 05:03:02,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:03:02,191 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 05:03:02,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 05:03:02,219 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 05:03:02,220 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 05:03:02,223 INFO L87 Difference]: Start difference. First operand has 63 states, 39 states have (on average 1.3846153846153846) internal successors, (54), 40 states have internal predecessors, (54), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-28 05:03:02,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:03:02,265 INFO L93 Difference]: Finished difference Result 118 states and 205 transitions. [2024-11-28 05:03:02,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 05:03:02,267 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 132 [2024-11-28 05:03:02,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:03:02,277 INFO L225 Difference]: With dead ends: 118 [2024-11-28 05:03:02,277 INFO L226 Difference]: Without dead ends: 58 [2024-11-28 05:03:02,283 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 05:03:02,289 INFO L435 NwaCegarLoop]: 86 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 86 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:03:02,291 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 05:03:02,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2024-11-28 05:03:02,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2024-11-28 05:03:02,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 35 states have (on average 1.2571428571428571) internal successors, (44), 35 states have internal predecessors, (44), 21 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-28 05:03:02,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 86 transitions. [2024-11-28 05:03:02,352 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 86 transitions. Word has length 132 [2024-11-28 05:03:02,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:03:02,354 INFO L471 AbstractCegarLoop]: Abstraction has 58 states and 86 transitions. [2024-11-28 05:03:02,354 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-28 05:03:02,355 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2024-11-28 05:03:02,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-28 05:03:02,362 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:03:02,362 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:03:02,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-28 05:03:02,563 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 05:03:02,564 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:03:02,564 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:03:02,565 INFO L85 PathProgramCache]: Analyzing trace with hash 1293655635, now seen corresponding path program 1 times [2024-11-28 05:03:02,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 05:03:02,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [634240338] [2024-11-28 05:03:02,566 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:03:02,566 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 05:03:02,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 05:03:02,568 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 05:03:02,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-28 05:03:02,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:03:02,957 INFO L256 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 05:03:02,963 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:03:03,531 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-11-28 05:03:03,534 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 05:03:03,534 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 05:03:03,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [634240338] [2024-11-28 05:03:03,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [634240338] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:03:03,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:03:03,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:03:03,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313093592] [2024-11-28 05:03:03,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:03:03,538 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 05:03:03,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 05:03:03,539 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 05:03:03,540 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 05:03:03,540 INFO L87 Difference]: Start difference. First operand 58 states and 86 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 05:03:04,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:03:04,095 INFO L93 Difference]: Finished difference Result 175 states and 263 transitions. [2024-11-28 05:03:04,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 05:03:04,105 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 132 [2024-11-28 05:03:04,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:03:04,109 INFO L225 Difference]: With dead ends: 175 [2024-11-28 05:03:04,109 INFO L226 Difference]: Without dead ends: 120 [2024-11-28 05:03:04,110 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:03:04,111 INFO L435 NwaCegarLoop]: 82 mSDtfsCounter, 63 mSDsluCounter, 160 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 05:03:04,111 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 242 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 05:03:04,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2024-11-28 05:03:04,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 100. [2024-11-28 05:03:04,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 55 states have (on average 1.1818181818181819) internal successors, (65), 55 states have internal predecessors, (65), 42 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-28 05:03:04,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 149 transitions. [2024-11-28 05:03:04,147 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 149 transitions. Word has length 132 [2024-11-28 05:03:04,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:03:04,148 INFO L471 AbstractCegarLoop]: Abstraction has 100 states and 149 transitions. [2024-11-28 05:03:04,148 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (21), 1 states have call predecessors, (21), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 05:03:04,149 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 149 transitions. [2024-11-28 05:03:04,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-28 05:03:04,153 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:03:04,153 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:03:04,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-28 05:03:04,354 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 05:03:04,354 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:03:04,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:03:04,355 INFO L85 PathProgramCache]: Analyzing trace with hash 1643076462, now seen corresponding path program 1 times [2024-11-28 05:03:04,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 05:03:04,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1058551612] [2024-11-28 05:03:04,355 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:03:04,356 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 05:03:04,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 05:03:04,358 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 05:03:04,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32d24f39-7531-4cac-9798-ba43ad0a2398/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-28 05:03:04,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:03:04,668 INFO L256 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-28 05:03:04,677 INFO L279 TraceCheckSpWp]: Computing forward predicates...