./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-52.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-52.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU --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 2b49dec271465b2754e36573ebd59f8c437d77cb6b6af58205c53363f2448e6a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:14:53,671 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:14:53,768 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-31 22:14:53,775 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:14:53,777 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:14:53,814 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:14:53,815 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:14:53,817 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:14:53,818 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:14:53,819 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:14:53,820 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:14:53,820 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:14:53,821 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:14:53,823 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:14:53,824 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:14:53,824 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:14:53,825 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:14:53,825 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:14:53,825 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:14:53,829 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:14:53,830 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:14:53,830 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:14:53,831 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:14:53,831 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:14:53,831 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:14:53,831 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:14:53,832 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:14:53,832 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:14:53,832 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:14:53,833 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:14:53,833 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:14:53,833 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:14:53,833 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:14:53,835 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:14:53,836 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:14:53,837 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:14:53,837 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:14:53,837 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:14:53,837 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:14:53,837 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:14:53,838 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:14:53,838 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:14:53,838 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b49dec271465b2754e36573ebd59f8c437d77cb6b6af58205c53363f2448e6a [2024-10-31 22:14:54,150 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:14:54,177 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:14:54,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:14:54,184 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:14:54,184 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:14:54,185 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-52.i Unable to find full path for "g++" [2024-10-31 22:14:56,237 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:14:56,467 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:14:56,468 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-52.i [2024-10-31 22:14:56,481 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/data/0918b3ec4/a42c2a5d86754fafa7f27c3956f391a8/FLAG9c9b55a03 [2024-10-31 22:14:56,508 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/data/0918b3ec4/a42c2a5d86754fafa7f27c3956f391a8 [2024-10-31 22:14:56,511 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:14:56,513 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:14:56,516 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:14:56,516 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:14:56,524 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:14:56,525 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:14:56" (1/1) ... [2024-10-31 22:14:56,526 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e15aa17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:56, skipping insertion in model container [2024-10-31 22:14:56,526 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:14:56" (1/1) ... [2024-10-31 22:14:56,560 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:14:56,796 WARN L251 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_70c16e0c-b38b-4799-bab7-50f94b6385f9/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-52.i[915,928] [2024-10-31 22:14:56,853 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:14:56,867 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:14:56,880 WARN L251 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_70c16e0c-b38b-4799-bab7-50f94b6385f9/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-52.i[915,928] [2024-10-31 22:14:56,910 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:14:56,931 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:14:56,931 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:56 WrapperNode [2024-10-31 22:14:56,931 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:14:56,933 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:14:56,933 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:14:56,933 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:14:56,944 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:56" (1/1) ... [2024-10-31 22:14:56,957 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:56" (1/1) ... [2024-10-31 22:14:57,003 INFO L138 Inliner]: procedures = 26, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 107 [2024-10-31 22:14:57,004 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:14:57,005 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:14:57,005 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:14:57,005 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:14:57,020 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:56" (1/1) ... [2024-10-31 22:14:57,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:56" (1/1) ... [2024-10-31 22:14:57,023 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:56" (1/1) ... [2024-10-31 22:14:57,046 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]. [2024-10-31 22:14:57,046 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:56" (1/1) ... [2024-10-31 22:14:57,046 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:56" (1/1) ... [2024-10-31 22:14:57,055 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:56" (1/1) ... [2024-10-31 22:14:57,058 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:56" (1/1) ... [2024-10-31 22:14:57,061 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:56" (1/1) ... [2024-10-31 22:14:57,063 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:56" (1/1) ... [2024-10-31 22:14:57,067 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:14:57,068 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:14:57,068 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:14:57,068 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:14:57,070 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:56" (1/1) ... [2024-10-31 22:14:57,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:14:57,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:14:57,146 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:14:57,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:14:57,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:14:57,206 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:14:57,207 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:14:57,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:14:57,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:14:57,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:14:57,309 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:14:57,313 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:14:57,640 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-10-31 22:14:57,640 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:14:57,658 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:14:57,658 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 22:14:57,659 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:14:57 BoogieIcfgContainer [2024-10-31 22:14:57,659 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:14:57,662 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:14:57,662 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:14:57,665 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:14:57,666 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:14:56" (1/3) ... [2024-10-31 22:14:57,667 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4435113f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:14:57, skipping insertion in model container [2024-10-31 22:14:57,667 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:56" (2/3) ... [2024-10-31 22:14:57,667 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4435113f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:14:57, skipping insertion in model container [2024-10-31 22:14:57,667 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:14:57" (3/3) ... [2024-10-31 22:14:57,669 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount25_file-52.i [2024-10-31 22:14:57,689 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:14:57,690 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:14:57,765 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:14:57,774 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;@3558375b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:14:57,774 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:14:57,779 INFO L276 IsEmpty]: Start isEmpty. Operand has 52 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 32 states have internal predecessors, (40), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-10-31 22:14:57,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-10-31 22:14:57,798 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:14:57,799 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:14:57,801 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:14:57,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:14:57,811 INFO L85 PathProgramCache]: Analyzing trace with hash -1915705130, now seen corresponding path program 1 times [2024-10-31 22:14:57,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:14:57,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907721382] [2024-10-31 22:14:57,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:57,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:14:58,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:59,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 22:14:59,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:59,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-31 22:14:59,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:59,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-31 22:14:59,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:59,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-10-31 22:14:59,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:59,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 22:14:59,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:59,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-31 22:14:59,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:59,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-31 22:14:59,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:59,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-10-31 22:14:59,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:59,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-31 22:14:59,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:59,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-10-31 22:14:59,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:59,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-31 22:14:59,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:59,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-10-31 22:14:59,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:59,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-10-31 22:14:59,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:59,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-31 22:14:59,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:59,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-31 22:14:59,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:59,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-10-31 22:14:59,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:59,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-31 22:14:59,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:59,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-31 22:14:59,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:59,573 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 30 proven. 21 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-10-31 22:14:59,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:14:59,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907721382] [2024-10-31 22:14:59,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907721382] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:14:59,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [955232620] [2024-10-31 22:14:59,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:14:59,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:14:59,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:14:59,579 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:14:59,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-31 22:14:59,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:14:59,831 INFO L255 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-10-31 22:14:59,839 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:15:00,337 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 326 proven. 36 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-10-31 22:15:00,337 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 22:15:00,791 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 30 proven. 21 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-10-31 22:15:00,793 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [955232620] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-31 22:15:00,793 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-31 22:15:00,794 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10, 7] total 17 [2024-10-31 22:15:00,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261182218] [2024-10-31 22:15:00,797 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-31 22:15:00,802 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-10-31 22:15:00,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:15:00,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-10-31 22:15:00,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=202, Unknown=0, NotChecked=0, Total=272 [2024-10-31 22:15:00,841 INFO L87 Difference]: Start difference. First operand has 52 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 32 states have internal predecessors, (40), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 17 states, 17 states have (on average 3.176470588235294) internal successors, (54), 17 states have internal predecessors, (54), 4 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) [2024-10-31 22:15:02,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:15:02,531 INFO L93 Difference]: Finished difference Result 213 states and 366 transitions. [2024-10-31 22:15:02,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-10-31 22:15:02,535 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 3.176470588235294) internal successors, (54), 17 states have internal predecessors, (54), 4 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) Word has length 113 [2024-10-31 22:15:02,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:15:02,546 INFO L225 Difference]: With dead ends: 213 [2024-10-31 22:15:02,547 INFO L226 Difference]: Without dead ends: 164 [2024-10-31 22:15:02,554 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 299 GetRequests, 258 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 425 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=464, Invalid=1342, Unknown=0, NotChecked=0, Total=1806 [2024-10-31 22:15:02,558 INFO L432 NwaCegarLoop]: 80 mSDtfsCounter, 152 mSDsluCounter, 259 mSDsCounter, 0 mSdLazyCounter, 551 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 708 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 551 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-10-31 22:15:02,561 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 339 Invalid, 708 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 551 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-10-31 22:15:02,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2024-10-31 22:15:02,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 109. [2024-10-31 22:15:02,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 65 states have (on average 1.123076923076923) internal successors, (73), 66 states have internal predecessors, (73), 36 states have call successors, (36), 7 states have call predecessors, (36), 7 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-10-31 22:15:02,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 145 transitions. [2024-10-31 22:15:02,644 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 145 transitions. Word has length 113 [2024-10-31 22:15:02,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:15:02,645 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 145 transitions. [2024-10-31 22:15:02,646 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 3.176470588235294) internal successors, (54), 17 states have internal predecessors, (54), 4 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) [2024-10-31 22:15:02,646 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 145 transitions. [2024-10-31 22:15:02,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-10-31 22:15:02,650 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:15:02,651 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:15:02,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-31 22:15:02,853 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:15:02,854 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:15:02,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:15:02,854 INFO L85 PathProgramCache]: Analyzing trace with hash -1106358504, now seen corresponding path program 1 times [2024-10-31 22:15:02,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:15:02,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136495274] [2024-10-31 22:15:02,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:15:02,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:15:02,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:15:02,946 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:15:03,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:15:03,070 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:15:03,071 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-31 22:15:03,072 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-31 22:15:03,075 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-31 22:15:03,079 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-31 22:15:03,174 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-10-31 22:15:03,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 10:15:03 BoogieIcfgContainer [2024-10-31 22:15:03,180 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-31 22:15:03,181 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:15:03,181 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:15:03,181 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:15:03,182 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:14:57" (3/4) ... [2024-10-31 22:15:03,186 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-10-31 22:15:03,188 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:15:03,189 INFO L158 Benchmark]: Toolchain (without parser) took 6675.72ms. Allocated memory was 104.9MB in the beginning and 174.1MB in the end (delta: 69.2MB). Free memory was 64.4MB in the beginning and 134.1MB in the end (delta: -69.7MB). Peak memory consumption was 892.6kB. Max. memory is 16.1GB. [2024-10-31 22:15:03,189 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 104.9MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:15:03,192 INFO L158 Benchmark]: CACSL2BoogieTranslator took 415.87ms. Allocated memory is still 104.9MB. Free memory was 64.1MB in the beginning and 50.1MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-31 22:15:03,193 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.42ms. Allocated memory is still 104.9MB. Free memory was 49.7MB in the beginning and 46.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:15:03,193 INFO L158 Benchmark]: Boogie Preprocessor took 62.38ms. Allocated memory is still 104.9MB. Free memory was 46.6MB in the beginning and 42.2MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-31 22:15:03,194 INFO L158 Benchmark]: RCFGBuilder took 591.70ms. Allocated memory was 104.9MB in the beginning and 144.7MB in the end (delta: 39.8MB). Free memory was 42.2MB in the beginning and 102.7MB in the end (delta: -60.6MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2024-10-31 22:15:03,194 INFO L158 Benchmark]: TraceAbstraction took 5518.37ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 102.0MB in the beginning and 134.1MB in the end (delta: -32.1MB). Peak memory consumption was 85.0MB. Max. memory is 16.1GB. [2024-10-31 22:15:03,195 INFO L158 Benchmark]: Witness Printer took 6.87ms. Allocated memory is still 174.1MB. Free memory is still 134.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:15:03,197 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 104.9MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 415.87ms. Allocated memory is still 104.9MB. Free memory was 64.1MB in the beginning and 50.1MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.42ms. Allocated memory is still 104.9MB. Free memory was 49.7MB in the beginning and 46.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.38ms. Allocated memory is still 104.9MB. Free memory was 46.6MB in the beginning and 42.2MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 591.70ms. Allocated memory was 104.9MB in the beginning and 144.7MB in the end (delta: 39.8MB). Free memory was 42.2MB in the beginning and 102.7MB in the end (delta: -60.6MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * TraceAbstraction took 5518.37ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 102.0MB in the beginning and 134.1MB in the end (delta: -32.1MB). Peak memory consumption was 85.0MB. Max. memory is 16.1GB. * Witness Printer took 6.87ms. Allocated memory is still 174.1MB. Free memory is still 134.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 92. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -4; [L23] double var_1_2 = 255.6; [L24] unsigned char var_1_5 = 1; [L25] unsigned char var_1_6 = 0; [L26] unsigned char var_1_7 = 0; [L27] unsigned char var_1_8 = 0; [L28] unsigned char var_1_9 = 8; [L29] double var_1_10 = 255.2; [L30] unsigned char var_1_11 = 64; [L31] unsigned char var_1_12 = 100; [L32] unsigned char var_1_13 = 32; [L33] unsigned char var_1_14 = 64; [L34] unsigned char var_1_15 = 0; VAL [isInitial=0, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_2=1278/5, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=8] [L96] isInitial = 1 [L97] FCALL initially() [L98] COND TRUE 1 [L99] FCALL updateLastVariables() [L100] CALL updateVariables() [L60] var_1_2 = __VERIFIER_nondet_double() [L61] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=8] [L61] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=8] [L62] var_1_6 = __VERIFIER_nondet_uchar() [L63] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_7=0, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_7=0, var_1_8=0, var_1_9=8] [L63] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_7=0, var_1_8=0, var_1_9=8] [L64] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=8] [L64] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=0, var_1_8=0, var_1_9=8] [L65] var_1_7 = __VERIFIER_nondet_uchar() [L66] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L66] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L67] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L67] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L68] var_1_8 = __VERIFIER_nondet_uchar() [L69] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_9=8] [L69] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_9=8] [L70] CALL assume_abort_if_not(var_1_8 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L70] RET assume_abort_if_not(var_1_8 <= 0) VAL [isInitial=1, var_1_10=1276/5, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L71] var_1_10 = __VERIFIER_nondet_double() [L72] CALL assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L72] RET assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=64, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L73] var_1_11 = __VERIFIER_nondet_uchar() [L74] CALL assume_abort_if_not(var_1_11 >= 63) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L74] RET assume_abort_if_not(var_1_11 >= 63) VAL [isInitial=1, var_1_11=63, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L75] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L75] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, var_1_11=63, var_1_12=100, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L76] var_1_12 = __VERIFIER_nondet_uchar() [L77] CALL assume_abort_if_not(var_1_12 >= 64) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=64, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=64, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L77] RET assume_abort_if_not(var_1_12 >= 64) VAL [isInitial=1, var_1_11=63, var_1_12=64, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L78] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=64, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=64, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L78] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, var_1_11=63, var_1_12=64, var_1_13=32, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L79] var_1_13 = __VERIFIER_nondet_uchar() [L80] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=64, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=64, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L80] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_11=63, var_1_12=64, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L81] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=64, var_1_13=127, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=64, var_1_13=127, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L81] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, var_1_11=63, var_1_12=64, var_1_13=127, var_1_14=64, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L82] var_1_14 = __VERIFIER_nondet_uchar() [L83] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=64, var_1_13=127, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=64, var_1_13=127, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L83] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_11=63, var_1_12=64, var_1_13=127, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L84] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=64, var_1_13=127, var_1_14=0, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=64, var_1_13=127, var_1_14=0, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L84] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, var_1_11=63, var_1_12=64, var_1_13=127, var_1_14=0, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L85] var_1_15 = __VERIFIER_nondet_uchar() [L86] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=64, var_1_13=127, var_1_14=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=64, var_1_13=127, var_1_14=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L86] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_11=63, var_1_12=64, var_1_13=127, var_1_14=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L87] CALL assume_abort_if_not(var_1_15 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=64, var_1_13=127, var_1_14=0, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=63, var_1_12=64, var_1_13=127, var_1_14=0, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L87] RET assume_abort_if_not(var_1_15 <= 127) VAL [isInitial=1, var_1_11=63, var_1_12=64, var_1_13=127, var_1_14=0, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=8] [L100] RET updateVariables() [L101] CALL step() [L38] COND TRUE (- var_1_2) <= var_1_10 [L39] var_1_9 = ((((((var_1_11 + var_1_12) - var_1_13)) < ((var_1_14 + var_1_15))) ? (((var_1_11 + var_1_12) - var_1_13)) : ((var_1_14 + var_1_15)))) VAL [isInitial=1, var_1_11=63, var_1_12=64, var_1_13=127, var_1_14=0, var_1_15=0, var_1_1=-4, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=0] [L43] COND TRUE var_1_2 < 63.75 [L44] var_1_1 = (10 - var_1_9) VAL [isInitial=1, var_1_11=63, var_1_12=64, var_1_13=127, var_1_14=0, var_1_15=0, var_1_1=10, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=0] [L48] signed long int stepLocal_0 = (var_1_9 / -256) * 32; VAL [isInitial=1, stepLocal_0=0, var_1_11=63, var_1_12=64, var_1_13=127, var_1_14=0, var_1_15=0, var_1_1=10, var_1_5=1, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=0] [L49] COND FALSE !(var_1_9 > stepLocal_0) [L56] var_1_5 = var_1_7 VAL [isInitial=1, var_1_11=63, var_1_12=64, var_1_13=127, var_1_14=0, var_1_15=0, var_1_1=10, var_1_5=-255, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=0] [L101] RET step() [L102] CALL, EXPR property() [L92-L93] return (((var_1_2 < 63.75) ? (var_1_1 == ((signed short int) (10 - var_1_9))) : (var_1_1 == ((signed short int) (4 + var_1_9)))) && ((var_1_9 > ((var_1_9 / -256) * 32)) ? (var_1_6 ? (var_1_5 == ((unsigned char) (! (var_1_7 && (! var_1_8))))) : (var_1_5 == ((unsigned char) var_1_7))) : (var_1_5 == ((unsigned char) var_1_7)))) && (((- var_1_2) <= var_1_10) ? (var_1_9 == ((unsigned char) ((((((var_1_11 + var_1_12) - var_1_13)) < ((var_1_14 + var_1_15))) ? (((var_1_11 + var_1_12) - var_1_13)) : ((var_1_14 + var_1_15)))))) : (var_1_9 == ((unsigned char) var_1_12))) ; VAL [\result=0, isInitial=1, var_1_11=63, var_1_12=64, var_1_13=127, var_1_14=0, var_1_15=0, var_1_1=10, var_1_5=-255, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=0] [L102] RET, EXPR property() [L102] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_11=63, var_1_12=64, var_1_13=127, var_1_14=0, var_1_15=0, var_1_1=10, var_1_5=-255, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, var_1_11=63, var_1_12=64, var_1_13=127, var_1_14=0, var_1_15=0, var_1_1=10, var_1_5=-255, var_1_6=1, var_1_7=-255, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 52 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.3s, OverallIterations: 2, TraceHistogramMax: 18, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 164 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 152 mSDsluCounter, 339 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 259 mSDsCounter, 157 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 551 IncrementalHoareTripleChecker+Invalid, 708 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 157 mSolverCounterUnsat, 80 mSDtfsCounter, 551 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 299 GetRequests, 258 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 425 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=109occurred in iteration=1, InterpolantAutomatonStates: 36, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 55 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 339 NumberOfCodeBlocks, 339 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 336 ConstructedInterpolants, 0 QuantifiedInterpolants, 1104 SizeOfPredicates, 3 NumberOfNonLiveVariables, 250 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 3 InterpolantComputations, 0 PerfectInterpolantSequences, 1758/1836 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-10-31 22:15:03,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-52.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU --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 2b49dec271465b2754e36573ebd59f8c437d77cb6b6af58205c53363f2448e6a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:15:06,061 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:15:06,150 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-31 22:15:06,158 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:15:06,159 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:15:06,203 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:15:06,203 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:15:06,204 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:15:06,205 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:15:06,206 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:15:06,206 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:15:06,206 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:15:06,207 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:15:06,209 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:15:06,210 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:15:06,210 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:15:06,211 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:15:06,211 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:15:06,211 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:15:06,212 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:15:06,215 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:15:06,216 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:15:06,217 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:15:06,217 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-31 22:15:06,217 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-31 22:15:06,218 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:15:06,218 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-31 22:15:06,218 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:15:06,219 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:15:06,219 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:15:06,219 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:15:06,220 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:15:06,220 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:15:06,220 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:15:06,221 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:15:06,221 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:15:06,221 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:15:06,222 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:15:06,222 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-31 22:15:06,222 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-31 22:15:06,225 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:15:06,225 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:15:06,226 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:15:06,232 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:15:06,233 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-31 22:15:06,233 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b49dec271465b2754e36573ebd59f8c437d77cb6b6af58205c53363f2448e6a [2024-10-31 22:15:06,647 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:15:06,670 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:15:06,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:15:06,674 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:15:06,675 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:15:06,677 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-52.i Unable to find full path for "g++" [2024-10-31 22:15:08,807 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:15:09,093 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:15:09,094 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-52.i [2024-10-31 22:15:09,108 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/data/a50206dcd/2af1e0a6bd7045b6a0414196cd6f2f94/FLAG0ad19b437 [2024-10-31 22:15:09,125 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/data/a50206dcd/2af1e0a6bd7045b6a0414196cd6f2f94 [2024-10-31 22:15:09,128 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:15:09,130 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:15:09,132 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:15:09,132 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:15:09,139 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:15:09,140 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:15:09" (1/1) ... [2024-10-31 22:15:09,141 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63f90094 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:09, skipping insertion in model container [2024-10-31 22:15:09,141 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:15:09" (1/1) ... [2024-10-31 22:15:09,178 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:15:09,443 WARN L251 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_70c16e0c-b38b-4799-bab7-50f94b6385f9/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-52.i[915,928] [2024-10-31 22:15:09,515 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:15:09,544 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:15:09,560 WARN L251 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_70c16e0c-b38b-4799-bab7-50f94b6385f9/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-52.i[915,928] [2024-10-31 22:15:09,601 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:15:09,624 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:15:09,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:09 WrapperNode [2024-10-31 22:15:09,625 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:15:09,626 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:15:09,627 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:15:09,627 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:15:09,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:09" (1/1) ... [2024-10-31 22:15:09,652 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:09" (1/1) ... [2024-10-31 22:15:09,729 INFO L138 Inliner]: procedures = 27, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 107 [2024-10-31 22:15:09,730 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:15:09,733 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:15:09,734 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:15:09,734 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:15:09,784 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:09" (1/1) ... [2024-10-31 22:15:09,785 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:09" (1/1) ... [2024-10-31 22:15:09,787 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:09" (1/1) ... [2024-10-31 22:15:09,818 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]. [2024-10-31 22:15:09,822 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:09" (1/1) ... [2024-10-31 22:15:09,822 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:09" (1/1) ... [2024-10-31 22:15:09,835 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:09" (1/1) ... [2024-10-31 22:15:09,843 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:09" (1/1) ... [2024-10-31 22:15:09,850 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:09" (1/1) ... [2024-10-31 22:15:09,855 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:09" (1/1) ... [2024-10-31 22:15:09,864 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:15:09,865 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:15:09,867 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:15:09,867 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:15:09,868 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:09" (1/1) ... [2024-10-31 22:15:09,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:15:09,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:15:09,912 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:15:09,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:15:09,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:15:09,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-31 22:15:09,961 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:15:09,961 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:15:09,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:15:09,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:15:10,071 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:15:10,074 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:15:10,440 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-10-31 22:15:10,441 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:15:10,467 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:15:10,467 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 22:15:10,467 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:15:10 BoogieIcfgContainer [2024-10-31 22:15:10,468 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:15:10,474 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:15:10,475 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:15:10,480 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:15:10,482 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:15:09" (1/3) ... [2024-10-31 22:15:10,484 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dc5938f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:15:10, skipping insertion in model container [2024-10-31 22:15:10,484 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:15:09" (2/3) ... [2024-10-31 22:15:10,485 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dc5938f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:15:10, skipping insertion in model container [2024-10-31 22:15:10,485 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:15:10" (3/3) ... [2024-10-31 22:15:10,488 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount25_file-52.i [2024-10-31 22:15:10,509 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:15:10,509 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:15:10,605 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:15:10,613 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;@bb6726e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:15:10,613 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:15:10,619 INFO L276 IsEmpty]: Start isEmpty. Operand has 52 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 32 states have internal predecessors, (40), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-10-31 22:15:10,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-10-31 22:15:10,633 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:15:10,634 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:15:10,635 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:15:10,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:15:10,640 INFO L85 PathProgramCache]: Analyzing trace with hash -1915705130, now seen corresponding path program 1 times [2024-10-31 22:15:10,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-31 22:15:10,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [896828738] [2024-10-31 22:15:10,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:15:10,655 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 [2024-10-31 22:15:10,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/mathsat [2024-10-31 22:15:10,659 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/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) [2024-10-31 22:15:10,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/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 [2024-10-31 22:15:10,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:10,971 INFO L255 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-31 22:15:10,988 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:15:11,548 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 326 proven. 36 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-10-31 22:15:11,548 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 22:15:11,948 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 30 proven. 21 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-10-31 22:15:11,948 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-31 22:15:11,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [896828738] [2024-10-31 22:15:11,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [896828738] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-31 22:15:11,950 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-31 22:15:11,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 15 [2024-10-31 22:15:11,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396715276] [2024-10-31 22:15:11,952 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-31 22:15:11,957 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-10-31 22:15:11,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-31 22:15:11,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-10-31 22:15:11,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2024-10-31 22:15:11,991 INFO L87 Difference]: Start difference. First operand has 52 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 32 states have internal predecessors, (40), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 14 states have internal predecessors, (46), 4 states have call successors, (25), 3 states have call predecessors, (25), 5 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) [2024-10-31 22:15:13,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:15:13,662 INFO L93 Difference]: Finished difference Result 207 states and 359 transitions. [2024-10-31 22:15:13,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-10-31 22:15:13,669 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 14 states have internal predecessors, (46), 4 states have call successors, (25), 3 states have call predecessors, (25), 5 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) Word has length 113 [2024-10-31 22:15:13,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:15:13,684 INFO L225 Difference]: With dead ends: 207 [2024-10-31 22:15:13,684 INFO L226 Difference]: Without dead ends: 158 [2024-10-31 22:15:13,689 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 250 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 297 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=343, Invalid=989, Unknown=0, NotChecked=0, Total=1332 [2024-10-31 22:15:13,694 INFO L432 NwaCegarLoop]: 80 mSDtfsCounter, 220 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 394 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 267 SdHoareTripleChecker+Invalid, 627 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-10-31 22:15:13,697 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [232 Valid, 267 Invalid, 627 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 394 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-10-31 22:15:13,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2024-10-31 22:15:13,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 59. [2024-10-31 22:15:13,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 37 states have (on average 1.162162162162162) internal successors, (43), 37 states have internal predecessors, (43), 18 states have call successors, (18), 3 states have call predecessors, (18), 3 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-10-31 22:15:13,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 79 transitions. [2024-10-31 22:15:13,780 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 79 transitions. Word has length 113 [2024-10-31 22:15:13,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:15:13,781 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 79 transitions. [2024-10-31 22:15:13,783 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 14 states have internal predecessors, (46), 4 states have call successors, (25), 3 states have call predecessors, (25), 5 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) [2024-10-31 22:15:13,783 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2024-10-31 22:15:13,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-10-31 22:15:13,787 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:15:13,787 INFO L215 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:15:13,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/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)] Ended with exit code 0 [2024-10-31 22:15:13,991 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/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 [2024-10-31 22:15:13,992 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:15:13,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:15:13,993 INFO L85 PathProgramCache]: Analyzing trace with hash -1106358504, now seen corresponding path program 1 times [2024-10-31 22:15:13,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-31 22:15:13,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1944481093] [2024-10-31 22:15:13,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:15:13,994 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 [2024-10-31 22:15:13,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/mathsat [2024-10-31 22:15:13,998 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/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) [2024-10-31 22:15:13,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70c16e0c-b38b-4799-bab7-50f94b6385f9/bin/uautomizer-verify-4GaUIPS5ZU/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 [2024-10-31 22:15:14,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:15:14,163 INFO L255 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-10-31 22:15:14,171 INFO L278 TraceCheckSpWp]: Computing forward predicates...