./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-34.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-34.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ --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 a296476deec2f7c2e840b0d6972380f42f5e94ee83b2e16dd9a7f4baa4b77586 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:34:24,466 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:34:24,597 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-23 21:34:24,606 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:34:24,606 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:34:24,659 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:34:24,660 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:34:24,661 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:34:24,662 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 21:34:24,671 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 21:34:24,672 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:34:24,674 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:34:24,675 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 21:34:24,677 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 21:34:24,678 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 21:34:24,678 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:34:24,679 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:34:24,679 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:34:24,680 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:34:24,680 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:34:24,681 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:34:24,682 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:34:24,682 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:34:24,683 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:34:24,683 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:34:24,684 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:34:24,685 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:34:24,686 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:34:24,686 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:34:24,687 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:34:24,689 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:34:24,689 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:34:24,690 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:34:24,690 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:34:24,690 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:34:24,691 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 21:34:24,691 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:34:24,691 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:34:24,692 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 21:34:24,692 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:34:24,692 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 21:34:24,693 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:34:24,693 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_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a296476deec2f7c2e840b0d6972380f42f5e94ee83b2e16dd9a7f4baa4b77586 [2023-11-23 21:34:25,045 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:34:25,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:34:25,077 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:34:25,078 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:34:25,080 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:34:25,081 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-34.i [2023-11-23 21:34:28,412 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:34:28,826 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:34:28,830 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-34.i [2023-11-23 21:34:28,849 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/data/9a5cb1e31/d64abc925120425e865971d0e462b452/FLAGcdd727901 [2023-11-23 21:34:28,879 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/data/9a5cb1e31/d64abc925120425e865971d0e462b452 [2023-11-23 21:34:28,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:34:28,889 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:34:28,891 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:34:28,892 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:34:28,900 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:34:28,903 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:34:28" (1/1) ... [2023-11-23 21:34:28,905 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a092817 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:28, skipping insertion in model container [2023-11-23 21:34:28,905 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:34:28" (1/1) ... [2023-11-23 21:34:28,960 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:34:29,202 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-34.i[916,929] [2023-11-23 21:34:29,364 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:34:29,380 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:34:29,395 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-34.i[916,929] [2023-11-23 21:34:29,470 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:34:29,502 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:34:29,503 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:29 WrapperNode [2023-11-23 21:34:29,503 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:34:29,505 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:34:29,505 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:34:29,505 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:34:29,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:29" (1/1) ... [2023-11-23 21:34:29,532 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:29" (1/1) ... [2023-11-23 21:34:29,577 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 181 [2023-11-23 21:34:29,577 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:34:29,578 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:34:29,578 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:34:29,579 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:34:29,592 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:29" (1/1) ... [2023-11-23 21:34:29,593 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:29" (1/1) ... [2023-11-23 21:34:29,597 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:29" (1/1) ... [2023-11-23 21:34:29,615 INFO L189 HeapSplitter]: Split 2 memory accesses to 1 slices as follows [2] [2023-11-23 21:34:29,616 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:29" (1/1) ... [2023-11-23 21:34:29,616 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:29" (1/1) ... [2023-11-23 21:34:29,630 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:29" (1/1) ... [2023-11-23 21:34:29,635 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:29" (1/1) ... [2023-11-23 21:34:29,648 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:29" (1/1) ... [2023-11-23 21:34:29,651 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:29" (1/1) ... [2023-11-23 21:34:29,664 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:34:29,665 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:34:29,665 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:34:29,665 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:34:29,666 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:29" (1/1) ... [2023-11-23 21:34:29,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:34:29,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:34:29,707 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:34:29,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:34:29,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:34:29,764 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:34:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:34:29,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-23 21:34:29,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:34:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:34:29,880 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:34:29,883 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:34:30,490 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:34:30,578 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:34:30,586 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:34:30,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:34:30 BoogieIcfgContainer [2023-11-23 21:34:30,587 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:34:30,591 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:34:30,592 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:34:30,596 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:34:30,596 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:34:28" (1/3) ... [2023-11-23 21:34:30,597 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f5e3b17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:34:30, skipping insertion in model container [2023-11-23 21:34:30,597 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:29" (2/3) ... [2023-11-23 21:34:30,597 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f5e3b17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:34:30, skipping insertion in model container [2023-11-23 21:34:30,598 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:34:30" (3/3) ... [2023-11-23 21:34:30,599 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-34.i [2023-11-23 21:34:30,622 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:34:30,622 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:34:30,680 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:34:30,689 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@38a34191, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:34:30,689 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:34:30,695 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 52 states have internal predecessors, (77), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-23 21:34:30,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-23 21:34:30,715 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:34:30,716 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:34:30,717 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:34:30,723 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:34:30,724 INFO L85 PathProgramCache]: Analyzing trace with hash 600629456, now seen corresponding path program 1 times [2023-11-23 21:34:30,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:34:30,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831085648] [2023-11-23 21:34:30,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:34:30,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:34:30,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:31,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 21:34:31,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:31,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-23 21:34:31,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:31,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-23 21:34:31,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:31,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-23 21:34:31,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:31,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-23 21:34:31,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:31,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 21:34:31,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:31,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 21:34:31,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:31,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-23 21:34:31,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:31,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-23 21:34:31,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:31,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-23 21:34:31,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:31,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-23 21:34:31,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:31,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-23 21:34:31,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:31,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-23 21:34:31,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:31,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-23 21:34:31,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:31,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-23 21:34:31,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:31,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-23 21:34:31,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:31,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-23 21:34:31,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:31,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-23 21:34:31,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:31,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-23 21:34:31,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:31,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-23 21:34:31,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:31,309 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-11-23 21:34:31,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 21:34:31,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831085648] [2023-11-23 21:34:31,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831085648] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:34:31,312 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:34:31,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:34:31,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324862119] [2023-11-23 21:34:31,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:34:31,322 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:34:31,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 21:34:31,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:34:31,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:34:31,376 INFO L87 Difference]: Start difference. First operand has 74 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 52 states have internal predecessors, (77), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-23 21:34:31,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:34:31,450 INFO L93 Difference]: Finished difference Result 145 states and 252 transitions. [2023-11-23 21:34:31,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:34:31,454 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) Word has length 138 [2023-11-23 21:34:31,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:34:31,467 INFO L225 Difference]: With dead ends: 145 [2023-11-23 21:34:31,468 INFO L226 Difference]: Without dead ends: 72 [2023-11-23 21:34:31,472 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:34:31,477 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-23 21:34:31,478 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 109 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-23 21:34:31,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2023-11-23 21:34:31,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2023-11-23 21:34:31,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 50 states have (on average 1.44) internal successors, (72), 50 states have internal predecessors, (72), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-23 21:34:31,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 112 transitions. [2023-11-23 21:34:31,535 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 112 transitions. Word has length 138 [2023-11-23 21:34:31,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:34:31,536 INFO L495 AbstractCegarLoop]: Abstraction has 72 states and 112 transitions. [2023-11-23 21:34:31,537 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-23 21:34:31,537 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 112 transitions. [2023-11-23 21:34:31,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-23 21:34:31,542 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:34:31,542 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:34:31,543 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:34:31,543 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:34:31,544 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:34:31,544 INFO L85 PathProgramCache]: Analyzing trace with hash -1015582052, now seen corresponding path program 1 times [2023-11-23 21:34:31,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:34:31,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747450974] [2023-11-23 21:34:31,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:34:31,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:34:31,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:33,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 21:34:33,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:33,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-23 21:34:33,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:33,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-23 21:34:33,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:33,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-23 21:34:33,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:33,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-23 21:34:33,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:33,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 21:34:33,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:33,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 21:34:33,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:33,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-23 21:34:33,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:33,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-23 21:34:33,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:33,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-23 21:34:33,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:33,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-23 21:34:33,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:33,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-23 21:34:33,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:33,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-23 21:34:33,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:33,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-23 21:34:33,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:33,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-23 21:34:33,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:33,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-23 21:34:33,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:33,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-23 21:34:33,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:33,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-23 21:34:33,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:33,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-23 21:34:33,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:33,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-23 21:34:33,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:33,191 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-11-23 21:34:33,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 21:34:33,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747450974] [2023-11-23 21:34:33,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747450974] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:34:33,192 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:34:33,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 21:34:33,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032421477] [2023-11-23 21:34:33,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:34:33,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:34:33,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 21:34:33,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:34:33,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:34:33,205 INFO L87 Difference]: Start difference. First operand 72 states and 112 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-23 21:34:33,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:34:33,738 INFO L93 Difference]: Finished difference Result 227 states and 346 transitions. [2023-11-23 21:34:33,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 21:34:33,739 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 138 [2023-11-23 21:34:33,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:34:33,753 INFO L225 Difference]: With dead ends: 227 [2023-11-23 21:34:33,753 INFO L226 Difference]: Without dead ends: 156 [2023-11-23 21:34:33,758 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:34:33,760 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 112 mSDsluCounter, 217 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 351 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-23 21:34:33,761 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [112 Valid, 351 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-23 21:34:33,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2023-11-23 21:34:33,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 119. [2023-11-23 21:34:33,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 84 states have (on average 1.4285714285714286) internal successors, (120), 85 states have internal predecessors, (120), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 31 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-23 21:34:33,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 184 transitions. [2023-11-23 21:34:33,805 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 184 transitions. Word has length 138 [2023-11-23 21:34:33,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:34:33,806 INFO L495 AbstractCegarLoop]: Abstraction has 119 states and 184 transitions. [2023-11-23 21:34:33,806 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-23 21:34:33,807 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 184 transitions. [2023-11-23 21:34:33,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-23 21:34:33,813 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:34:33,814 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:34:33,814 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-23 21:34:33,815 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:34:33,815 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:34:33,816 INFO L85 PathProgramCache]: Analyzing trace with hash -1013735010, now seen corresponding path program 1 times [2023-11-23 21:34:33,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:34:33,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902552367] [2023-11-23 21:34:33,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:34:33,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:34:34,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:34,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 21:34:34,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:34,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-23 21:34:34,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:34,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-23 21:34:34,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:34,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-23 21:34:34,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:34,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-23 21:34:34,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:34,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 21:34:34,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:34,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 21:34:34,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:34,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-23 21:34:34,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:34,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-23 21:34:34,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:34,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-23 21:34:34,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:34,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-23 21:34:34,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:34,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-23 21:34:34,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:34,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-23 21:34:34,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:34,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-23 21:34:34,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:34,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-23 21:34:34,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:34,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-23 21:34:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:34,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-23 21:34:34,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:34,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-23 21:34:34,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:34,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-23 21:34:34,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:34,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-23 21:34:34,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:34,995 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 36 proven. 21 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2023-11-23 21:34:34,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 21:34:34,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902552367] [2023-11-23 21:34:34,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902552367] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:34:34,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [831728787] [2023-11-23 21:34:34,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:34:34,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:34:34,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:34:35,004 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:34:35,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:34:35,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:35,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 21:34:35,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:34:35,666 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 410 proven. 33 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2023-11-23 21:34:35,666 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:34:36,162 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 75 proven. 36 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2023-11-23 21:34:36,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [831728787] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:34:36,165 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 21:34:36,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9, 9] total 18 [2023-11-23 21:34:36,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982992666] [2023-11-23 21:34:36,170 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 21:34:36,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2023-11-23 21:34:36,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 21:34:36,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-11-23 21:34:36,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=235, Unknown=0, NotChecked=0, Total=306 [2023-11-23 21:34:36,179 INFO L87 Difference]: Start difference. First operand 119 states and 184 transitions. Second operand has 18 states, 18 states have (on average 5.111111111111111) internal successors, (92), 18 states have internal predecessors, (92), 5 states have call successors, (47), 3 states have call predecessors, (47), 7 states have return successors, (48), 5 states have call predecessors, (48), 5 states have call successors, (48) [2023-11-23 21:34:39,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:34:39,331 INFO L93 Difference]: Finished difference Result 709 states and 1037 transitions. [2023-11-23 21:34:39,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2023-11-23 21:34:39,336 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 5.111111111111111) internal successors, (92), 18 states have internal predecessors, (92), 5 states have call successors, (47), 3 states have call predecessors, (47), 7 states have return successors, (48), 5 states have call predecessors, (48), 5 states have call successors, (48) Word has length 138 [2023-11-23 21:34:39,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:34:39,346 INFO L225 Difference]: With dead ends: 709 [2023-11-23 21:34:39,347 INFO L226 Difference]: Without dead ends: 591 [2023-11-23 21:34:39,352 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 399 GetRequests, 313 SyntacticMatches, 2 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2745 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=1511, Invalid=5799, Unknown=0, NotChecked=0, Total=7310 [2023-11-23 21:34:39,355 INFO L413 NwaCegarLoop]: 75 mSDtfsCounter, 2241 mSDsluCounter, 469 mSDsCounter, 0 mSdLazyCounter, 435 mSolverCounterSat, 829 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2254 SdHoareTripleChecker+Valid, 544 SdHoareTripleChecker+Invalid, 1264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 829 IncrementalHoareTripleChecker+Valid, 435 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:34:39,357 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2254 Valid, 544 Invalid, 1264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [829 Valid, 435 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-23 21:34:39,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591 states. [2023-11-23 21:34:39,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591 to 288. [2023-11-23 21:34:39,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 288 states, 193 states have (on average 1.2849740932642486) internal successors, (248), 193 states have internal predecessors, (248), 80 states have call successors, (80), 14 states have call predecessors, (80), 14 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2023-11-23 21:34:39,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 408 transitions. [2023-11-23 21:34:39,480 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 408 transitions. Word has length 138 [2023-11-23 21:34:39,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:34:39,484 INFO L495 AbstractCegarLoop]: Abstraction has 288 states and 408 transitions. [2023-11-23 21:34:39,484 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 5.111111111111111) internal successors, (92), 18 states have internal predecessors, (92), 5 states have call successors, (47), 3 states have call predecessors, (47), 7 states have return successors, (48), 5 states have call predecessors, (48), 5 states have call successors, (48) [2023-11-23 21:34:39,484 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 408 transitions. [2023-11-23 21:34:39,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-23 21:34:39,492 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:34:39,492 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:34:39,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:34:39,713 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:34:39,713 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:34:39,714 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:34:39,714 INFO L85 PathProgramCache]: Analyzing trace with hash -1658412254, now seen corresponding path program 1 times [2023-11-23 21:34:39,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:34:39,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345074048] [2023-11-23 21:34:39,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:34:39,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:34:39,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:40,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 21:34:40,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:40,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-23 21:34:40,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:40,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-23 21:34:40,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:40,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-23 21:34:40,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:40,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-23 21:34:40,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:40,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 21:34:40,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:40,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 21:34:40,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:40,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-23 21:34:40,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:40,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-23 21:34:40,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:40,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-23 21:34:40,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:40,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-23 21:34:40,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:40,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-23 21:34:40,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:40,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-23 21:34:40,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:40,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-23 21:34:40,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:40,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-23 21:34:40,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:40,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-23 21:34:40,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:40,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-23 21:34:40,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:40,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-23 21:34:40,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:40,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-23 21:34:40,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:40,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-23 21:34:40,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:40,237 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 51 proven. 6 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2023-11-23 21:34:40,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 21:34:40,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345074048] [2023-11-23 21:34:40,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345074048] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:34:40,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [469327761] [2023-11-23 21:34:40,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:34:40,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:34:40,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:34:40,240 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:34:40,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-23 21:34:40,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:40,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 21:34:40,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:34:40,478 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 189 proven. 6 refuted. 0 times theorem prover too weak. 565 trivial. 0 not checked. [2023-11-23 21:34:40,479 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:34:40,656 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 51 proven. 6 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2023-11-23 21:34:40,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [469327761] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:34:40,657 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 21:34:40,657 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 10 [2023-11-23 21:34:40,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860527718] [2023-11-23 21:34:40,658 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 21:34:40,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-23 21:34:40,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 21:34:40,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-23 21:34:40,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2023-11-23 21:34:40,660 INFO L87 Difference]: Start difference. First operand 288 states and 408 transitions. Second operand has 10 states, 10 states have (on average 5.6) internal successors, (56), 10 states have internal predecessors, (56), 2 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-23 21:34:41,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:34:41,256 INFO L93 Difference]: Finished difference Result 540 states and 751 transitions. [2023-11-23 21:34:41,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-11-23 21:34:41,257 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.6) internal successors, (56), 10 states have internal predecessors, (56), 2 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 139 [2023-11-23 21:34:41,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:34:41,260 INFO L225 Difference]: With dead ends: 540 [2023-11-23 21:34:41,260 INFO L226 Difference]: Without dead ends: 253 [2023-11-23 21:34:41,261 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 339 GetRequests, 314 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=171, Invalid=429, Unknown=0, NotChecked=0, Total=600 [2023-11-23 21:34:41,263 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 229 mSDsluCounter, 369 mSDsCounter, 0 mSdLazyCounter, 414 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 247 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 489 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 414 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:34:41,265 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [247 Valid, 505 Invalid, 489 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 414 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-23 21:34:41,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2023-11-23 21:34:41,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 229. [2023-11-23 21:34:41,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 229 states, 153 states have (on average 1.2549019607843137) internal successors, (192), 153 states have internal predecessors, (192), 60 states have call successors, (60), 15 states have call predecessors, (60), 15 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-23 21:34:41,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 312 transitions. [2023-11-23 21:34:41,322 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 312 transitions. Word has length 139 [2023-11-23 21:34:41,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:34:41,323 INFO L495 AbstractCegarLoop]: Abstraction has 229 states and 312 transitions. [2023-11-23 21:34:41,324 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.6) internal successors, (56), 10 states have internal predecessors, (56), 2 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-23 21:34:41,324 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 312 transitions. [2023-11-23 21:34:41,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-23 21:34:41,328 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:34:41,328 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:34:41,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-23 21:34:41,544 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:34:41,544 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:34:41,544 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:34:41,545 INFO L85 PathProgramCache]: Analyzing trace with hash 68324832, now seen corresponding path program 1 times [2023-11-23 21:34:41,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:34:41,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578331067] [2023-11-23 21:34:41,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:34:41,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:34:41,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:42,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 21:34:42,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:42,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-23 21:34:42,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:42,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-23 21:34:42,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:42,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-23 21:34:42,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:42,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-23 21:34:42,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:42,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2023-11-23 21:34:42,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:42,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-23 21:34:42,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:42,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-23 21:34:42,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:42,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-11-23 21:34:42,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:42,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-23 21:34:42,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:42,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-23 21:34:42,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:42,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-23 21:34:42,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:42,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-23 21:34:42,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:42,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-23 21:34:42,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:42,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-23 21:34:42,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:42,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-23 21:34:42,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:42,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-23 21:34:42,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:42,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-23 21:34:42,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:42,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-23 21:34:42,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:42,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-23 21:34:42,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:34:42,163 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2023-11-23 21:34:42,164 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 21:34:42,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [578331067] [2023-11-23 21:34:42,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [578331067] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:34:42,164 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:34:42,164 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 21:34:42,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086675190] [2023-11-23 21:34:42,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:34:42,165 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:34:42,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 21:34:42,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:34:42,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:34:42,166 INFO L87 Difference]: Start difference. First operand 229 states and 312 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-23 21:34:42,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:34:42,467 INFO L93 Difference]: Finished difference Result 513 states and 687 transitions. [2023-11-23 21:34:42,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 21:34:42,468 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 139 [2023-11-23 21:34:42,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:34:42,473 INFO L225 Difference]: With dead ends: 513 [2023-11-23 21:34:42,474 INFO L226 Difference]: Without dead ends: 345 [2023-11-23 21:34:42,475 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:34:42,475 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 121 mSDsluCounter, 200 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 341 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:34:42,476 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 341 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 21:34:42,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2023-11-23 21:34:42,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 257. [2023-11-23 21:34:42,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 177 states have (on average 1.2429378531073447) internal successors, (220), 177 states have internal predecessors, (220), 60 states have call successors, (60), 19 states have call predecessors, (60), 19 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-23 21:34:42,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 340 transitions. [2023-11-23 21:34:42,539 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 340 transitions. Word has length 139 [2023-11-23 21:34:42,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:34:42,540 INFO L495 AbstractCegarLoop]: Abstraction has 257 states and 340 transitions. [2023-11-23 21:34:42,540 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2023-11-23 21:34:42,541 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 340 transitions. [2023-11-23 21:34:42,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-23 21:34:42,542 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:34:42,543 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:34:42,543 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-23 21:34:42,543 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:34:42,544 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:34:42,544 INFO L85 PathProgramCache]: Analyzing trace with hash 70171874, now seen corresponding path program 1 times [2023-11-23 21:34:42,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:34:42,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493729757] [2023-11-23 21:34:42,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:34:42,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:34:42,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:34:42,655 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:34:42,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:34:42,860 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 21:34:42,861 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:34:42,862 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:34:42,864 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-23 21:34:42,867 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-11-23 21:34:42,872 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:34:43,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:34:43 BoogieIcfgContainer [2023-11-23 21:34:43,012 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:34:43,012 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:34:43,013 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:34:43,013 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:34:43,013 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:34:30" (3/4) ... [2023-11-23 21:34:43,015 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:34:43,017 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:34:43,017 INFO L158 Benchmark]: Toolchain (without parser) took 14128.58ms. Allocated memory was 121.6MB in the beginning and 232.8MB in the end (delta: 111.1MB). Free memory was 90.5MB in the beginning and 122.7MB in the end (delta: -32.2MB). Peak memory consumption was 79.8MB. Max. memory is 16.1GB. [2023-11-23 21:34:43,018 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 121.6MB. Free memory was 77.7MB in the beginning and 77.5MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:34:43,018 INFO L158 Benchmark]: CACSL2BoogieTranslator took 612.67ms. Allocated memory is still 121.6MB. Free memory was 90.3MB in the beginning and 74.6MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:34:43,019 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.73ms. Allocated memory is still 121.6MB. Free memory was 74.6MB in the beginning and 71.1MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:34:43,019 INFO L158 Benchmark]: Boogie Preprocessor took 85.83ms. Allocated memory is still 121.6MB. Free memory was 71.1MB in the beginning and 65.7MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 21:34:43,019 INFO L158 Benchmark]: RCFGBuilder took 922.20ms. Allocated memory is still 121.6MB. Free memory was 65.7MB in the beginning and 78.4MB in the end (delta: -12.7MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2023-11-23 21:34:43,020 INFO L158 Benchmark]: TraceAbstraction took 12420.44ms. Allocated memory was 121.6MB in the beginning and 232.8MB in the end (delta: 111.1MB). Free memory was 78.0MB in the beginning and 122.7MB in the end (delta: -44.7MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. [2023-11-23 21:34:43,020 INFO L158 Benchmark]: Witness Printer took 4.50ms. Allocated memory is still 232.8MB. Free memory is still 122.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:34:43,022 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 121.6MB. Free memory was 77.7MB in the beginning and 77.5MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 612.67ms. Allocated memory is still 121.6MB. Free memory was 90.3MB in the beginning and 74.6MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.73ms. Allocated memory is still 121.6MB. Free memory was 74.6MB in the beginning and 71.1MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.83ms. Allocated memory is still 121.6MB. Free memory was 71.1MB in the beginning and 65.7MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 922.20ms. Allocated memory is still 121.6MB. Free memory was 65.7MB in the beginning and 78.4MB in the end (delta: -12.7MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * TraceAbstraction took 12420.44ms. Allocated memory was 121.6MB in the beginning and 232.8MB in the end (delta: 111.1MB). Free memory was 78.0MB in the beginning and 122.7MB in the end (delta: -44.7MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. * Witness Printer took 4.50ms. Allocated memory is still 232.8MB. Free memory is still 122.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 185, overapproximation of someUnaryDOUBLEoperation at line 76, overapproximation of someBinaryArithmeticDOUBLEoperation at line 85, overapproximation of someBinaryDOUBLEComparisonOperation at line 185. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 64; [L23] unsigned char var_1_3 = 200; [L24] unsigned char var_1_4 = 16; [L25] unsigned char var_1_5 = 0; [L26] double var_1_7 = 31.75; [L27] double var_1_8 = 64.75; [L28] double var_1_9 = 1.625; [L29] double var_1_10 = 0.0; [L30] double var_1_11 = 15.75; [L31] double var_1_12 = 199.6; [L32] double var_1_13 = 31.625; [L33] float var_1_14 = 2.575; [L34] float var_1_15 = 0.0; [L35] double var_1_16 = 64.8; [L36] double var_1_18 = 8.01; [L37] double var_1_19 = 1000000.5; [L38] unsigned char var_1_22 = 1; [L39] unsigned char var_1_23 = 1; [L40] unsigned char var_1_24 = 1; [L41] unsigned char var_1_25 = 0; [L42] double var_1_26 = 49.31; [L43] signed long int var_1_28 = 1; [L44] unsigned char var_1_29 = 1; [L45] unsigned char var_1_30 = 0; [L46] unsigned char var_1_31 = 1; [L47] unsigned short int last_1_var_1_1 = 64; [L48] unsigned char last_1_var_1_22 = 1; [L49] signed long int last_1_var_1_28 = 1; [L50] unsigned char last_1_var_1_29 = 1; [L51] unsigned char last_1_var_1_31 = 1; [L189] isInitial = 1 [L190] FCALL initially() [L191] COND TRUE 1 [L192] CALL updateLastVariables() [L178] last_1_var_1_1 = var_1_1 [L179] last_1_var_1_22 = var_1_22 [L180] last_1_var_1_28 = var_1_28 [L181] last_1_var_1_29 = var_1_29 [L182] last_1_var_1_31 = var_1_31 [L192] RET updateLastVariables() [L193] CALL updateVariables() [L143] var_1_3 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_3 >= 191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_10=0, var_1_11=63/4, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=16, var_1_5=0, var_1_7=127/4, var_1_8=259/4, var_1_9=13/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_10=0, var_1_11=63/4, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=16, var_1_5=0, var_1_7=127/4, var_1_8=259/4, var_1_9=13/8] [L144] RET assume_abort_if_not(var_1_3 >= 191) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_10=0, var_1_11=63/4, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=16, var_1_5=0, var_1_7=127/4, var_1_8=259/4, var_1_9=13/8] [L145] CALL assume_abort_if_not(var_1_3 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_10=0, var_1_11=63/4, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=16, var_1_5=0, var_1_7=127/4, var_1_8=259/4, var_1_9=13/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_10=0, var_1_11=63/4, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=16, var_1_5=0, var_1_7=127/4, var_1_8=259/4, var_1_9=13/8] [L145] RET assume_abort_if_not(var_1_3 <= 255) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_10=0, var_1_11=63/4, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=16, var_1_5=0, var_1_7=127/4, var_1_8=259/4, var_1_9=13/8] [L146] var_1_4 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_10=0, var_1_11=63/4, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_5=0, var_1_7=127/4, var_1_8=259/4, var_1_9=13/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_10=0, var_1_11=63/4, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_5=0, var_1_7=127/4, var_1_8=259/4, var_1_9=13/8] [L147] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_10=0, var_1_11=63/4, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_5=0, var_1_7=127/4, var_1_8=259/4, var_1_9=13/8] [L148] CALL assume_abort_if_not(var_1_4 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_10=0, var_1_11=63/4, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=0, var_1_7=127/4, var_1_8=259/4, var_1_9=13/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_10=0, var_1_11=63/4, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=0, var_1_7=127/4, var_1_8=259/4, var_1_9=13/8] [L148] RET assume_abort_if_not(var_1_4 <= 64) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_10=0, var_1_11=63/4, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=0, var_1_7=127/4, var_1_8=259/4, var_1_9=13/8] [L149] var_1_5 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_10=0, var_1_11=63/4, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_7=127/4, var_1_8=259/4, var_1_9=13/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_10=0, var_1_11=63/4, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_7=127/4, var_1_8=259/4, var_1_9=13/8] [L150] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_10=0, var_1_11=63/4, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_7=127/4, var_1_8=259/4, var_1_9=13/8] [L151] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_10=0, var_1_11=63/4, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_8=259/4, var_1_9=13/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_10=0, var_1_11=63/4, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_8=259/4, var_1_9=13/8] [L151] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_10=0, var_1_11=63/4, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_8=259/4, var_1_9=13/8] [L152] var_1_8 = __VERIFIER_nondet_double() [L153] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_10=0, var_1_11=63/4, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_10=0, var_1_11=63/4, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L153] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_10=0, var_1_11=63/4, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L154] var_1_10 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_10 >= 4611686.018427382800e+12F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_11=63/4, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_11=63/4, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L155] RET assume_abort_if_not((var_1_10 >= 4611686.018427382800e+12F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_11=63/4, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L156] var_1_11 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L157] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_12=998/5, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L158] var_1_12 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L159] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_15=0, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L160] var_1_15 = __VERIFIER_nondet_float() [L161] CALL assume_abort_if_not((var_1_15 >= 4611686.018427382800e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L161] RET assume_abort_if_not((var_1_15 >= 4611686.018427382800e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_18=801/100, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L162] var_1_18 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L163] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L164] var_1_23 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_23 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L165] RET assume_abort_if_not(var_1_23 >= 1) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L166] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L166] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L167] var_1_24 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L168] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L169] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L169] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L170] var_1_25 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L171] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L172] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L172] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L173] var_1_30 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_30 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L174] RET assume_abort_if_not(var_1_30 >= 1) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L175] CALL assume_abort_if_not(var_1_30 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L175] RET assume_abort_if_not(var_1_30 <= 1) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L193] RET updateVariables() [L194] CALL step() [L55] COND FALSE !(var_1_8 <= (((((- var_1_12)) < ((var_1_11 - 99999.75))) ? ((- var_1_12)) : ((var_1_11 - 99999.75))))) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L62] signed long int stepLocal_7 = 100; VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, stepLocal_7=100, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L63] COND TRUE ! (var_1_10 <= 16.8) [L64] var_1_29 = (var_1_23 && ((var_1_24 || last_1_var_1_22) || var_1_30)) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, stepLocal_7=100, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L74] unsigned char stepLocal_1 = var_1_4; VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, stepLocal_1=64, stepLocal_7=100, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=127/4, var_1_9=13/8] [L75] COND TRUE stepLocal_1 >= var_1_28 [L76] var_1_7 = ((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, stepLocal_1=64, stepLocal_7=100, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=1000006, var_1_8=1000006, var_1_9=13/8] [L78] unsigned char stepLocal_4 = var_1_4; VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, stepLocal_1=64, stepLocal_4=64, stepLocal_7=100, var_1_13=253/8, var_1_14=103/40, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=1000006, var_1_8=1000006, var_1_9=13/8] [L79] COND TRUE stepLocal_4 <= ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) [L80] var_1_14 = ((((var_1_12) < ((var_1_10 - (var_1_15 - var_1_11)))) ? (var_1_12) : ((var_1_10 - (var_1_15 - var_1_11))))) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, stepLocal_1=64, stepLocal_4=64, stepLocal_7=100, var_1_12=1000005, var_1_13=253/8, var_1_14=1000005, var_1_16=324/5, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=1000006, var_1_8=1000006, var_1_9=13/8] [L84] COND TRUE (- var_1_7) == var_1_10 [L85] var_1_16 = (((((var_1_18 - var_1_15)) > (var_1_11)) ? ((var_1_18 - var_1_15)) : (var_1_11))) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, stepLocal_1=64, stepLocal_4=64, stepLocal_7=100, var_1_11=1000007, var_1_12=1000005, var_1_13=253/8, var_1_14=1000005, var_1_16=1000007, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=1, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=1000006, var_1_8=1000006, var_1_9=13/8] [L87] var_1_31 = var_1_25 [L88] signed long int stepLocal_0 = var_1_28; VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, stepLocal_0=1, stepLocal_1=64, stepLocal_4=64, stepLocal_7=100, var_1_11=1000007, var_1_12=1000005, var_1_13=253/8, var_1_14=1000005, var_1_16=1000007, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=0, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=1000006, var_1_8=1000006, var_1_9=13/8] [L89] COND TRUE \read(var_1_29) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, stepLocal_0=1, stepLocal_1=64, stepLocal_4=64, stepLocal_7=100, var_1_11=1000007, var_1_12=1000005, var_1_13=253/8, var_1_14=1000005, var_1_16=1000007, var_1_19=2000001/2, var_1_1=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=0, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=1000006, var_1_8=1000006, var_1_9=13/8] [L90] COND TRUE ((var_1_3 - var_1_4) - var_1_5) <= stepLocal_0 [L91] var_1_1 = var_1_3 VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, stepLocal_0=1, stepLocal_1=64, stepLocal_4=64, stepLocal_7=100, var_1_11=1000007, var_1_12=1000005, var_1_13=253/8, var_1_14=1000005, var_1_16=1000007, var_1_19=2000001/2, var_1_1=191, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=0, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=1000006, var_1_8=1000006, var_1_9=13/8] [L94] unsigned char stepLocal_6 = var_1_31; VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, stepLocal_0=1, stepLocal_1=64, stepLocal_4=64, stepLocal_6=0, stepLocal_7=100, var_1_11=1000007, var_1_12=1000005, var_1_13=253/8, var_1_14=1000005, var_1_16=1000007, var_1_19=2000001/2, var_1_1=191, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=0, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=1000006, var_1_8=1000006, var_1_9=13/8] [L95] COND FALSE !(var_1_31 && stepLocal_6) [L98] var_1_22 = (! (var_1_24 && (! var_1_25))) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, stepLocal_0=1, stepLocal_1=64, stepLocal_4=64, stepLocal_6=0, stepLocal_7=100, var_1_11=1000007, var_1_12=1000005, var_1_13=253/8, var_1_14=1000005, var_1_16=1000007, var_1_19=2000001/2, var_1_1=191, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=0, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=1000006, var_1_8=1000006, var_1_9=13/8] [L100] COND FALSE !(\read(var_1_22)) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, stepLocal_0=1, stepLocal_1=64, stepLocal_4=64, stepLocal_6=0, stepLocal_7=100, var_1_11=1000007, var_1_12=1000005, var_1_13=253/8, var_1_14=1000005, var_1_16=1000007, var_1_19=2000001/2, var_1_1=191, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=0, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=1000006, var_1_8=1000006, var_1_9=13/8] [L105] COND TRUE var_1_12 == var_1_8 [L106] var_1_9 = var_1_11 VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, stepLocal_0=1, stepLocal_1=64, stepLocal_4=64, stepLocal_6=0, stepLocal_7=100, var_1_11=1000007, var_1_12=1000005, var_1_13=253/8, var_1_14=1000005, var_1_16=1000007, var_1_19=2000001/2, var_1_1=191, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=0, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=1000006, var_1_8=1000006, var_1_9=1000007] [L111] unsigned char stepLocal_3 = var_1_3; [L112] unsigned char stepLocal_2 = var_1_10 != var_1_9; VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, stepLocal_0=1, stepLocal_1=64, stepLocal_2=0, stepLocal_3=191, stepLocal_4=64, stepLocal_6=0, stepLocal_7=100, var_1_11=1000007, var_1_12=1000005, var_1_13=253/8, var_1_14=1000005, var_1_16=1000007, var_1_19=2000001/2, var_1_1=191, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=0, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=1000006, var_1_8=1000006, var_1_9=1000007] [L113] COND FALSE !(stepLocal_2 && var_1_29) [L124] var_1_13 = var_1_12 VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, stepLocal_0=1, stepLocal_1=64, stepLocal_2=0, stepLocal_3=191, stepLocal_4=64, stepLocal_6=0, stepLocal_7=100, var_1_11=1000007, var_1_12=1000005, var_1_13=1000005, var_1_14=1000005, var_1_16=1000007, var_1_19=2000001/2, var_1_1=191, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=0, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=1000006, var_1_8=1000006, var_1_9=1000007] [L126] unsigned char stepLocal_5 = var_1_22; VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, stepLocal_0=1, stepLocal_1=64, stepLocal_2=0, stepLocal_3=191, stepLocal_4=64, stepLocal_5=0, stepLocal_6=0, stepLocal_7=100, var_1_11=1000007, var_1_12=1000005, var_1_13=1000005, var_1_14=1000005, var_1_16=1000007, var_1_19=2000001/2, var_1_1=191, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=0, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=1000006, var_1_8=1000006, var_1_9=1000007] [L127] COND FALSE !(\read(var_1_22)) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, stepLocal_0=1, stepLocal_1=64, stepLocal_2=0, stepLocal_3=191, stepLocal_4=64, stepLocal_5=0, stepLocal_6=0, stepLocal_7=100, var_1_11=1000007, var_1_12=1000005, var_1_13=1000005, var_1_14=1000005, var_1_16=1000007, var_1_19=2000001/2, var_1_1=191, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=0, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=1000006, var_1_8=1000006, var_1_9=1000007] [L134] COND FALSE !(stepLocal_5 || var_1_22) VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, stepLocal_0=1, stepLocal_1=64, stepLocal_2=0, stepLocal_3=191, stepLocal_4=64, stepLocal_5=0, stepLocal_6=0, stepLocal_7=100, var_1_11=1000007, var_1_12=1000005, var_1_13=1000005, var_1_14=1000005, var_1_16=1000007, var_1_19=2000001/2, var_1_1=191, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=4931/100, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=0, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=1000006, var_1_8=1000006, var_1_9=1000007] [L138] COND TRUE var_1_23 || (((((var_1_3) > (var_1_5)) ? (var_1_3) : (var_1_5))) < var_1_1) [L139] var_1_26 = 25.5 VAL [isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, stepLocal_0=1, stepLocal_1=64, stepLocal_2=0, stepLocal_3=191, stepLocal_4=64, stepLocal_5=0, stepLocal_6=0, stepLocal_7=100, var_1_11=1000007, var_1_12=1000005, var_1_13=1000005, var_1_14=1000005, var_1_16=1000007, var_1_19=2000001/2, var_1_1=191, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=51/2, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=0, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=1000006, var_1_8=1000006, var_1_9=1000007] [L194] RET step() [L195] CALL, EXPR property() [L185-L186] return (((((((((((var_1_29 ? ((((var_1_3 - var_1_4) - var_1_5) <= var_1_28) ? (var_1_1 == ((unsigned short int) var_1_3)) : 1) : 1) && ((var_1_4 >= var_1_28) ? (var_1_7 == ((double) ((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))))) : 1)) && (var_1_22 ? ((var_1_1 >= var_1_5) ? (var_1_9 == ((double) ((((((var_1_10 - var_1_11) - var_1_12)) < (var_1_8)) ? (((var_1_10 - var_1_11) - var_1_12)) : (var_1_8))))) : 1) : ((var_1_12 == var_1_8) ? (var_1_9 == ((double) var_1_11)) : (var_1_9 == ((double) var_1_12))))) && (((var_1_10 != var_1_9) && var_1_29) ? ((var_1_11 >= (127.5 / var_1_10)) ? ((var_1_3 >= var_1_28) ? (var_1_13 == ((double) var_1_10)) : (var_1_13 == ((double) 9.9999999999996E12))) : (var_1_13 == ((double) var_1_11))) : (var_1_13 == ((double) var_1_12)))) && ((var_1_4 <= ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))) ? (var_1_14 == ((float) ((((var_1_12) < ((var_1_10 - (var_1_15 - var_1_11)))) ? (var_1_12) : ((var_1_10 - (var_1_15 - var_1_11))))))) : (var_1_14 == ((float) var_1_15)))) && (((- var_1_7) == var_1_10) ? (var_1_16 == ((double) (((((var_1_18 - var_1_15)) > (var_1_11)) ? ((var_1_18 - var_1_15)) : (var_1_11))))) : 1)) && (var_1_22 ? ((var_1_10 >= (var_1_8 * var_1_13)) ? (var_1_19 == ((double) (var_1_18 - (var_1_15 - var_1_11)))) : (var_1_19 == ((double) ((((((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))) < (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))))) ? (((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12)))) : (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))))))))) : ((var_1_22 || var_1_22) ? (var_1_19 == ((double) var_1_12)) : 1))) && ((var_1_31 && var_1_31) ? (var_1_22 == ((unsigned char) ((var_1_29 || var_1_23) && var_1_24))) : (var_1_22 == ((unsigned char) (! (var_1_24 && (! var_1_25))))))) && ((var_1_23 || (((((var_1_3) > (var_1_5)) ? (var_1_3) : (var_1_5))) < var_1_1)) ? (var_1_26 == ((double) 25.5)) : 1)) && ((var_1_8 <= (((((- var_1_12)) < ((var_1_11 - 99999.75))) ? ((- var_1_12)) : ((var_1_11 - 99999.75))))) ? ((last_1_var_1_29 && last_1_var_1_31) ? (var_1_28 == ((signed long int) last_1_var_1_1)) : (var_1_28 == ((signed long int) last_1_var_1_1))) : 1)) && ((! (var_1_10 <= 16.8)) ? (var_1_29 == ((unsigned char) (var_1_23 && ((var_1_24 || last_1_var_1_22) || var_1_30)))) : (((last_1_var_1_28 * (- 2)) <= 100) ? (last_1_var_1_22 ? (var_1_29 == ((unsigned char) 0)) : (var_1_29 == ((unsigned char) (var_1_23 && var_1_24)))) : 1))) && (var_1_31 == ((unsigned char) var_1_25)) ; [L195] RET, EXPR property() [L195] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_11=1000007, var_1_12=1000005, var_1_13=1000005, var_1_14=1000005, var_1_16=1000007, var_1_19=2000001/2, var_1_1=191, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=51/2, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=0, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=1000006, var_1_8=1000006, var_1_9=1000007] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=64, last_1_var_1_22=1, last_1_var_1_28=1, last_1_var_1_29=1, last_1_var_1_31=1, var_1_11=1000007, var_1_12=1000005, var_1_13=1000005, var_1_14=1000005, var_1_16=1000007, var_1_19=2000001/2, var_1_1=191, var_1_22=0, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=51/2, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=0, var_1_3=191, var_1_4=64, var_1_5=126, var_1_7=1000006, var_1_8=1000006, var_1_9=1000007] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 74 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.2s, OverallIterations: 6, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2734 SdHoareTripleChecker+Valid, 2.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2703 mSDsluCounter, 1850 SdHoareTripleChecker+Invalid, 1.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1255 mSDsCounter, 909 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1124 IncrementalHoareTripleChecker+Invalid, 2033 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 909 mSolverCounterUnsat, 595 mSDtfsCounter, 1124 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 892 GetRequests, 775 SyntacticMatches, 4 SemanticMatches, 113 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2837 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=288occurred in iteration=3, InterpolantAutomatonStates: 107, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 452 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 4.9s InterpolantComputationTime, 1108 NumberOfCodeBlocks, 1108 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1237 ConstructedInterpolants, 0 QuantifiedInterpolants, 2964 SizeOfPredicates, 11 NumberOfNonLiveVariables, 703 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 9 InterpolantComputations, 3 PerfectInterpolantSequences, 6732/6840 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:34:43,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-34.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ --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 a296476deec2f7c2e840b0d6972380f42f5e94ee83b2e16dd9a7f4baa4b77586 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:34:45,689 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:34:45,763 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-23 21:34:45,769 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:34:45,770 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:34:45,799 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:34:45,800 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:34:45,800 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:34:45,801 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 21:34:45,802 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 21:34:45,803 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:34:45,803 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:34:45,804 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 21:34:45,805 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 21:34:45,805 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 21:34:45,806 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:34:45,807 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:34:45,807 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:34:45,808 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:34:45,808 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:34:45,809 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:34:45,809 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:34:45,810 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:34:45,810 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:34:45,811 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:34:45,811 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:34:45,812 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:34:45,812 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:34:45,813 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:34:45,813 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:34:45,814 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:34:45,814 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:34:45,815 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:34:45,815 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:34:45,816 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:34:45,816 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:34:45,817 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:34:45,817 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-23 21:34:45,818 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:34:45,818 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:34:45,818 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 21:34:45,819 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:34:45,820 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 21:34:45,820 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:34:45,820 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-23 21:34:45,821 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_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a296476deec2f7c2e840b0d6972380f42f5e94ee83b2e16dd9a7f4baa4b77586 [2023-11-23 21:34:46,164 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:34:46,186 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:34:46,188 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:34:46,190 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:34:46,190 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:34:46,193 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-34.i [2023-11-23 21:34:49,387 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:34:49,660 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:34:49,663 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-34.i [2023-11-23 21:34:49,679 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/data/d64298da5/ddb0b0aca6c64fd694e049a93ccb5e70/FLAGfee9c06b2 [2023-11-23 21:34:49,702 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/data/d64298da5/ddb0b0aca6c64fd694e049a93ccb5e70 [2023-11-23 21:34:49,707 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:34:49,710 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:34:49,712 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:34:49,712 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:34:49,717 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:34:49,720 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:34:49" (1/1) ... [2023-11-23 21:34:49,721 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37d7482d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:49, skipping insertion in model container [2023-11-23 21:34:49,722 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:34:49" (1/1) ... [2023-11-23 21:34:49,776 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:34:49,969 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-34.i[916,929] [2023-11-23 21:34:50,092 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:34:50,134 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:34:50,151 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-34.i[916,929] [2023-11-23 21:34:50,211 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:34:50,231 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:34:50,232 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:50 WrapperNode [2023-11-23 21:34:50,232 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:34:50,233 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:34:50,234 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:34:50,234 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:34:50,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:50" (1/1) ... [2023-11-23 21:34:50,258 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:50" (1/1) ... [2023-11-23 21:34:50,299 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 181 [2023-11-23 21:34:50,300 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:34:50,301 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:34:50,301 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:34:50,301 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:34:50,313 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:50" (1/1) ... [2023-11-23 21:34:50,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:50" (1/1) ... [2023-11-23 21:34:50,320 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:50" (1/1) ... [2023-11-23 21:34:50,333 INFO L189 HeapSplitter]: Split 2 memory accesses to 1 slices as follows [2] [2023-11-23 21:34:50,334 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:50" (1/1) ... [2023-11-23 21:34:50,334 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:50" (1/1) ... [2023-11-23 21:34:50,348 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:50" (1/1) ... [2023-11-23 21:34:50,353 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:50" (1/1) ... [2023-11-23 21:34:50,357 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:50" (1/1) ... [2023-11-23 21:34:50,360 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:50" (1/1) ... [2023-11-23 21:34:50,366 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:34:50,367 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:34:50,368 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:34:50,368 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:34:50,369 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:50" (1/1) ... [2023-11-23 21:34:50,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:34:50,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:34:50,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:34:50,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:34:50,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:34:50,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-23 21:34:50,458 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:34:50,458 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:34:50,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:34:50,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:34:50,558 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:34:50,561 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:35:04,421 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:35:04,541 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:35:04,541 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:35:04,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:35:04 BoogieIcfgContainer [2023-11-23 21:35:04,543 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:35:04,551 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:35:04,552 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:35:04,556 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:35:04,557 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:34:49" (1/3) ... [2023-11-23 21:35:04,559 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@470de925 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:35:04, skipping insertion in model container [2023-11-23 21:35:04,559 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:34:50" (2/3) ... [2023-11-23 21:35:04,562 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@470de925 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:35:04, skipping insertion in model container [2023-11-23 21:35:04,562 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:35:04" (3/3) ... [2023-11-23 21:35:04,564 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-34.i [2023-11-23 21:35:04,591 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:35:04,592 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:35:04,676 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:35:04,687 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5497d27d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:35:04,688 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:35:04,694 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 52 states have internal predecessors, (77), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-23 21:35:04,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-23 21:35:04,721 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:35:04,722 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:35:04,723 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:35:04,729 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:35:04,730 INFO L85 PathProgramCache]: Analyzing trace with hash 600629456, now seen corresponding path program 1 times [2023-11-23 21:35:04,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-23 21:35:04,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [301509349] [2023-11-23 21:35:04,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:35:04,749 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:35:04,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/mathsat [2023-11-23 21:35:04,756 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:35:04,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:35:06,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:35:06,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:35:06,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:35:06,902 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 398 proven. 0 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked. [2023-11-23 21:35:06,902 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:35:06,903 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-23 21:35:06,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [301509349] [2023-11-23 21:35:06,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [301509349] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:35:06,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:35:06,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:35:06,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288306384] [2023-11-23 21:35:06,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:35:06,915 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:35:06,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-23 21:35:06,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:35:06,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:35:06,970 INFO L87 Difference]: Start difference. First operand has 74 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 52 states have internal predecessors, (77), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-23 21:35:09,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.80s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:35:09,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:35:09,880 INFO L93 Difference]: Finished difference Result 145 states and 252 transitions. [2023-11-23 21:35:10,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:35:10,045 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 138 [2023-11-23 21:35:10,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:35:10,056 INFO L225 Difference]: With dead ends: 145 [2023-11-23 21:35:10,056 INFO L226 Difference]: Without dead ends: 72 [2023-11-23 21:35:10,061 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:35:10,065 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-23 21:35:10,067 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 109 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.8s Time] [2023-11-23 21:35:10,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2023-11-23 21:35:10,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2023-11-23 21:35:10,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 50 states have (on average 1.44) internal successors, (72), 50 states have internal predecessors, (72), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-23 21:35:10,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 112 transitions. [2023-11-23 21:35:10,137 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 112 transitions. Word has length 138 [2023-11-23 21:35:10,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:35:10,139 INFO L495 AbstractCegarLoop]: Abstraction has 72 states and 112 transitions. [2023-11-23 21:35:10,140 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-23 21:35:10,140 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 112 transitions. [2023-11-23 21:35:10,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-23 21:35:10,149 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:35:10,150 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:35:10,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:35:10,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:35:10,377 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:35:10,377 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:35:10,377 INFO L85 PathProgramCache]: Analyzing trace with hash -1015582052, now seen corresponding path program 1 times [2023-11-23 21:35:10,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-23 21:35:10,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1469523032] [2023-11-23 21:35:10,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:35:10,379 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:35:10,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/mathsat [2023-11-23 21:35:10,383 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:35:10,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0611db34-7496-43f4-a285-b7c4180cea20/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:35:12,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:35:12,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 21:35:12,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:35:18,320 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 379 proven. 21 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2023-11-23 21:35:18,320 INFO L327 TraceCheckSpWp]: Computing backward predicates...