./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-13.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-13.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 40ac3f5cdc82af2dbd41ef4d2ae23f60c23085085aa2dab42d0c5b770bb11a37 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:53:05,526 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:53:05,615 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:53:05,623 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:53:05,623 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:53:05,686 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:53:05,687 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:53:05,687 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:53:05,693 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:53:05,694 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:53:05,694 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:53:05,695 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:53:05,696 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:53:05,696 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:53:05,697 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:53:05,697 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:53:05,698 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:53:05,698 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:53:05,699 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:53:05,700 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:53:05,700 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:53:05,701 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:53:05,702 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:53:05,703 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:53:05,703 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:53:05,704 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:53:05,708 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:53:05,709 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:53:05,709 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:53:05,710 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:53:05,711 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:53:05,711 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:53:05,712 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:53:05,712 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:53:05,712 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:53:05,713 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:53:05,713 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:53:05,713 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:53:05,713 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:53:05,714 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:53:05,714 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:53:05,714 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:53:05,715 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:53:05,715 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:53:05,715 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:53:05,716 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 40ac3f5cdc82af2dbd41ef4d2ae23f60c23085085aa2dab42d0c5b770bb11a37 [2023-11-12 00:53:06,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:53:06,060 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:53:06,063 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:53:06,064 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:53:06,065 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:53:06,067 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-13.i [2023-11-12 00:53:09,065 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:53:09,348 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:53:09,349 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-13.i [2023-11-12 00:53:09,361 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/data/f476a372d/5f5989df06b447ea8326af6b59494fbb/FLAG4e456a480 [2023-11-12 00:53:09,384 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/data/f476a372d/5f5989df06b447ea8326af6b59494fbb [2023-11-12 00:53:09,390 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:53:09,393 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:53:09,399 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:53:09,400 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:53:09,407 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:53:09,408 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:53:09" (1/1) ... [2023-11-12 00:53:09,409 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dc51377 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:09, skipping insertion in model container [2023-11-12 00:53:09,409 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:53:09" (1/1) ... [2023-11-12 00:53:09,449 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:53:09,604 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_2b2bbc58-bb8a-4815-a466-81c1814b612e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-13.i[916,929] [2023-11-12 00:53:09,693 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:53:09,710 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:53:09,723 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-13.i[916,929] [2023-11-12 00:53:09,771 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:53:09,790 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:53:09,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:09 WrapperNode [2023-11-12 00:53:09,791 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:53:09,792 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:53:09,792 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:53:09,792 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:53:09,811 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:09" (1/1) ... [2023-11-12 00:53:09,825 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:09" (1/1) ... [2023-11-12 00:53:09,881 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 248 [2023-11-12 00:53:09,881 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:53:09,882 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:53:09,882 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:53:09,882 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:53:09,905 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:09" (1/1) ... [2023-11-12 00:53:09,905 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:09" (1/1) ... [2023-11-12 00:53:09,909 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:09" (1/1) ... [2023-11-12 00:53:09,910 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:09" (1/1) ... [2023-11-12 00:53:09,923 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:09" (1/1) ... [2023-11-12 00:53:09,928 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:09" (1/1) ... [2023-11-12 00:53:09,932 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:09" (1/1) ... [2023-11-12 00:53:09,935 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:09" (1/1) ... [2023-11-12 00:53:09,941 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:53:09,942 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:53:09,942 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:53:09,942 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:53:09,943 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:09" (1/1) ... [2023-11-12 00:53:09,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:53:09,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:53:09,981 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:53:10,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:53:10,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:53:10,023 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:53:10,024 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:53:10,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:53:10,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:53:10,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:53:10,141 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:53:10,144 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:53:10,643 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:53:11,195 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:53:11,195 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:53:11,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:53:11 BoogieIcfgContainer [2023-11-12 00:53:11,198 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:53:11,203 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:53:11,203 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:53:11,206 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:53:11,206 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:53:09" (1/3) ... [2023-11-12 00:53:11,207 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@247ef677 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:53:11, skipping insertion in model container [2023-11-12 00:53:11,208 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:09" (2/3) ... [2023-11-12 00:53:11,210 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@247ef677 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:53:11, skipping insertion in model container [2023-11-12 00:53:11,211 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:53:11" (3/3) ... [2023-11-12 00:53:11,212 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-13.i [2023-11-12 00:53:11,232 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:53:11,232 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:53:11,299 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:53:11,306 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=FINITE_AUTOMATA, 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;@1f1aa1a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:53:11,307 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:53:11,313 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 00:53:11,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-12 00:53:11,331 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:53:11,331 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:53:11,332 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:53:11,340 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:53:11,341 INFO L85 PathProgramCache]: Analyzing trace with hash -1463906129, now seen corresponding path program 1 times [2023-11-12 00:53:11,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:53:11,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323637701] [2023-11-12 00:53:11,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:53:11,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:53:11,578 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:53:11,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1944115931] [2023-11-12 00:53:11,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:53:11,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:53:11,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:53:11,583 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:53:11,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:53:11,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:53:11,934 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:53:12,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:53:12,287 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:53:12,290 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:53:12,291 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:53:12,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:53:12,502 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:53:12,506 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:53:12,510 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:53:12,670 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:53:12 BoogieIcfgContainer [2023-11-12 00:53:12,672 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:53:12,672 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:53:12,673 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:53:12,673 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:53:12,673 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:53:11" (3/4) ... [2023-11-12 00:53:12,675 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:53:12,676 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:53:12,678 INFO L158 Benchmark]: Toolchain (without parser) took 3284.35ms. Allocated memory is still 165.7MB. Free memory was 133.7MB in the beginning and 64.3MB in the end (delta: 69.4MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. [2023-11-12 00:53:12,678 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 111.1MB. Free memory is still 76.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:53:12,679 INFO L158 Benchmark]: CACSL2BoogieTranslator took 391.81ms. Allocated memory is still 165.7MB. Free memory was 133.3MB in the beginning and 117.3MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:53:12,680 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.45ms. Allocated memory is still 165.7MB. Free memory was 117.3MB in the beginning and 113.6MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:53:12,685 INFO L158 Benchmark]: Boogie Preprocessor took 59.13ms. Allocated memory is still 165.7MB. Free memory was 113.6MB in the beginning and 111.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:53:12,687 INFO L158 Benchmark]: RCFGBuilder took 1256.36ms. Allocated memory is still 165.7MB. Free memory was 111.5MB in the beginning and 124.1MB in the end (delta: -12.6MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. [2023-11-12 00:53:12,688 INFO L158 Benchmark]: TraceAbstraction took 1469.40ms. Allocated memory is still 165.7MB. Free memory was 123.0MB in the beginning and 64.3MB in the end (delta: 58.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-11-12 00:53:12,688 INFO L158 Benchmark]: Witness Printer took 4.19ms. Allocated memory is still 165.7MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:53:12,696 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 111.1MB. Free memory is still 76.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 391.81ms. Allocated memory is still 165.7MB. Free memory was 133.3MB in the beginning and 117.3MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.45ms. Allocated memory is still 165.7MB. Free memory was 117.3MB in the beginning and 113.6MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.13ms. Allocated memory is still 165.7MB. Free memory was 113.6MB in the beginning and 111.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1256.36ms. Allocated memory is still 165.7MB. Free memory was 111.5MB in the beginning and 124.1MB in the end (delta: -12.6MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1469.40ms. Allocated memory is still 165.7MB. Free memory was 123.0MB in the beginning and 64.3MB in the end (delta: 58.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Witness Printer took 4.19ms. Allocated memory is still 165.7MB. Free memory is still 64.3MB. 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 208, overapproximation of bitwiseAnd at line 62, overapproximation of someBinaryArithmeticDOUBLEoperation at line 118, overapproximation of someBinaryDOUBLEComparisonOperation at line 68. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] signed short int var_1_5 = 25; [L24] signed short int var_1_7 = 128; [L25] signed short int var_1_8 = 256; [L26] signed char var_1_9 = -10; [L27] signed char var_1_10 = -16; [L28] signed char var_1_11 = -10; [L29] signed char var_1_12 = -25; [L30] double var_1_13 = 64.875; [L31] double var_1_15 = 1.625; [L32] double var_1_16 = 32.2; [L33] double var_1_17 = 8.6; [L34] double var_1_18 = 10.5; [L35] double var_1_19 = 4.25; [L36] float var_1_20 = 64.5; [L37] unsigned char var_1_22 = 0; [L38] unsigned char var_1_23 = 0; [L39] unsigned char var_1_24 = 0; [L40] signed long int var_1_25 = -5; [L41] unsigned char var_1_26 = 1; [L42] unsigned char var_1_28 = 0; [L43] signed long int var_1_29 = -10; [L44] float var_1_30 = 10.4; [L45] unsigned long int var_1_31 = 8; [L46] unsigned short int var_1_32 = 47145; [L47] unsigned short int var_1_33 = 17741; [L48] unsigned short int var_1_34 = 2; [L49] unsigned long int var_1_35 = 3282184810; [L50] signed short int last_1_var_1_5 = 25; [L51] signed char last_1_var_1_9 = -10; [L52] double last_1_var_1_13 = 64.875; [L53] signed long int last_1_var_1_25 = -5; [L54] unsigned char last_1_var_1_26 = 1; [L55] signed long int last_1_var_1_29 = -10; [L56] unsigned long int last_1_var_1_31 = 8; [L212] isInitial = 1 [L213] FCALL initially() [L214] COND TRUE 1 [L215] CALL updateLastVariables() [L199] last_1_var_1_5 = var_1_5 [L200] last_1_var_1_9 = var_1_9 [L201] last_1_var_1_13 = var_1_13 [L202] last_1_var_1_25 = var_1_25 [L203] last_1_var_1_26 = var_1_26 [L204] last_1_var_1_29 = var_1_29 [L205] last_1_var_1_31 = var_1_31 [L215] RET updateLastVariables() [L216] CALL updateVariables() [L151] var_1_7 = __VERIFIER_nondet_short() [L152] CALL assume_abort_if_not(var_1_7 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=-16, var_1_11=-10, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=256, var_1_9=-10] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_7 >= -1) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=-16, var_1_11=-10, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=256, var_1_9=-10] [L153] CALL assume_abort_if_not(var_1_7 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=-16, var_1_11=-10, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=256, var_1_9=-10] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_7 <= 32766) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=-16, var_1_11=-10, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=256, var_1_9=-10] [L154] var_1_8 = __VERIFIER_nondet_short() [L155] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=-16, var_1_11=-10, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=-16, var_1_11=-10, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L156] CALL assume_abort_if_not(var_1_8 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=-16, var_1_11=-10, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_8 <= 32766) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=-16, var_1_11=-10, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L157] var_1_10 = __VERIFIER_nondet_char() [L158] CALL assume_abort_if_not(var_1_10 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-10, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_10 >= -31) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-10, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L159] CALL assume_abort_if_not(var_1_10 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-10, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_10 <= 32) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-10, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L160] var_1_11 = __VERIFIER_nondet_char() [L161] CALL assume_abort_if_not(var_1_11 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_11 >= -31) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L162] CALL assume_abort_if_not(var_1_11 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_11 <= 31) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=-25, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L163] var_1_12 = __VERIFIER_nondet_char() [L164] CALL assume_abort_if_not(var_1_12 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_12 >= -63) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L165] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=13/8, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L166] var_1_15 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=161/5, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L168] var_1_16 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=43/5, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L170] var_1_17 = __VERIFIER_nondet_double() [L171] CALL assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=21/2, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L172] var_1_18 = __VERIFIER_nondet_double() [L173] CALL assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=17/4, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L174] var_1_19 = __VERIFIER_nondet_double() [L175] CALL assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L176] var_1_23 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L178] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L179] var_1_24 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L181] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=0, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L182] var_1_28 = __VERIFIER_nondet_uchar() [L183] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L184] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=47145, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L185] var_1_32 = __VERIFIER_nondet_ushort() [L186] CALL assume_abort_if_not(var_1_32 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_32 >= 32767) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L187] CALL assume_abort_if_not(var_1_32 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_32 <= 65535) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=17741, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L188] var_1_33 = __VERIFIER_nondet_ushort() [L189] CALL assume_abort_if_not(var_1_33 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=32767, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_33 >= 16383) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=32767, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L190] CALL assume_abort_if_not(var_1_33 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=32767, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_33 <= 32767) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=32767, var_1_34=2, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L191] var_1_34 = __VERIFIER_nondet_ushort() [L192] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=32767, var_1_34=0, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=32767, var_1_34=0, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L193] CALL assume_abort_if_not(var_1_34 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=32767, var_1_34=0, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_34 <= 16383) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=32767, var_1_34=0, var_1_35=3282184810, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L194] var_1_35 = __VERIFIER_nondet_ulong() [L195] CALL assume_abort_if_not(var_1_35 >= 3221225471) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=32767, var_1_34=0, var_1_35=3221225471, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_35 >= 3221225471) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=32767, var_1_34=0, var_1_35=3221225471, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L196] CALL assume_abort_if_not(var_1_35 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=32767, var_1_34=0, var_1_35=3221225471, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_35 <= 4294967295) VAL [isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=519/8, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=1, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=-5, var_1_26=1, var_1_28=1, var_1_29=-10, var_1_30=52/5, var_1_31=8, var_1_32=65535, var_1_33=32767, var_1_34=0, var_1_35=3221225471, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L216] RET updateVariables() [L217] CALL step() [L60] unsigned char stepLocal_4 = last_1_var_1_9 >= 4; [L61] signed long int stepLocal_3 = last_1_var_1_9 % 50; [L62] EXPR last_1_var_1_9 & last_1_var_1_9 [L62] unsigned char stepLocal_2 = (- var_1_8) <= (last_1_var_1_9 & last_1_var_1_9); [L63] COND FALSE !(last_1_var_1_25 < stepLocal_3) [L78] var_1_26 = var_1_24 [L80] COND TRUE 9.6 <= last_1_var_1_13 [L81] COND FALSE !(var_1_19 == 4.125) [L85] unsigned char stepLocal_5 = var_1_24; [L86] COND FALSE !(stepLocal_5 && (var_1_17 != var_1_19)) [L91] var_1_29 = last_1_var_1_5 [L93] unsigned long int stepLocal_0 = last_1_var_1_31; [L94] COND FALSE !(stepLocal_0 > var_1_7) [L97] COND FALSE !((var_1_9 * (var_1_8 - 128)) < var_1_10) [L100] COND TRUE (var_1_9 <= var_1_29) || var_1_22 [L101] var_1_1 = 0 [L103] unsigned long int stepLocal_9 = (var_1_35 - var_1_32) - ((((var_1_8) < (var_1_33)) ? (var_1_8) : (var_1_33))); [L104] signed long int stepLocal_8 = var_1_29; [L105] COND FALSE !(\read(var_1_1)) [L110] COND TRUE last_1_var_1_31 <= stepLocal_9 [L111] var_1_31 = var_1_33 [L116] signed char stepLocal_1 = var_1_9; [L117] COND TRUE stepLocal_1 > var_1_31 [L118] var_1_13 = ((var_1_15 - var_1_16) + (((((var_1_17) > (499.25)) ? (var_1_17) : (499.25))) + var_1_18)) [L126] COND FALSE !(var_1_1 || var_1_22) [L129] COND FALSE !(\read(var_1_22)) [L133] COND FALSE !(var_1_1 && ((var_1_8 >= var_1_29) || var_1_26)) [L136] var_1_25 = (var_1_5 + 16) [L138] unsigned long int stepLocal_7 = var_1_31; [L139] signed short int stepLocal_6 = var_1_7; [L140] COND FALSE !(stepLocal_7 <= var_1_25) [L147] var_1_30 = var_1_16 [L217] RET step() [L218] CALL, EXPR property() [L208] EXPR (((((((((var_1_9 <= var_1_29) || var_1_22) ? (var_1_1 == ((unsigned char) 0)) : 1) && ((var_1_1 || var_1_22) ? (var_1_5 == ((signed short int) ((((50) < (var_1_9)) ? (50) : (var_1_9))))) : (var_1_22 ? (var_1_5 == ((signed short int) (var_1_7 - var_1_8))) : 1))) && ((last_1_var_1_31 > var_1_7) ? (var_1_9 == ((signed char) ((var_1_10 + var_1_11) + var_1_12))) : 1)) && ((var_1_9 > var_1_31) ? (var_1_13 == ((double) ((var_1_15 - var_1_16) + (((((var_1_17) > (499.25)) ? (var_1_17) : (499.25))) + var_1_18)))) : (var_1_22 ? (var_1_13 == ((double) var_1_15)) : (var_1_13 == ((double) var_1_19))))) && (((var_1_9 * (var_1_8 - 128)) < var_1_10) ? (var_1_20 == ((float) var_1_15)) : 1)) && ((9.6 <= last_1_var_1_13) ? ((var_1_19 == 4.125) ? (var_1_22 == ((unsigned char) (var_1_23 || var_1_24))) : 1) : 1)) && ((var_1_1 && ((var_1_8 >= var_1_29) || var_1_26)) ? (var_1_25 == ((signed long int) ((((var_1_9) < ((((((var_1_10 + var_1_8)) < (var_1_7)) ? ((var_1_10 + var_1_8)) : (var_1_7))))) ? (var_1_9) : ((((((var_1_10 + var_1_8)) < (var_1_7)) ? ((var_1_10 + var_1_8)) : (var_1_7)))))))) : (var_1_25 == ((signed long int) (var_1_5 + 16))))) && ((last_1_var_1_25 < (last_1_var_1_9 % 50)) ? (((128u <= last_1_var_1_29) && (last_1_var_1_9 >= 4)) ? ((((- var_1_8) <= (last_1_var_1_9 & last_1_var_1_9)) && last_1_var_1_26) ? (var_1_26 == ((unsigned char) var_1_23)) : ((((((var_1_19) < (1.6)) ? (var_1_19) : (1.6))) < (var_1_16 - var_1_15)) ? (var_1_26 == ((unsigned char) (! var_1_28))) : (var_1_26 == ((unsigned char) var_1_23)))) : (var_1_26 == ((unsigned char) var_1_28))) : (var_1_26 == ((unsigned char) var_1_24))) [L208] EXPR (last_1_var_1_25 < (last_1_var_1_9 % 50)) ? (((128u <= last_1_var_1_29) && (last_1_var_1_9 >= 4)) ? ((((- var_1_8) <= (last_1_var_1_9 & last_1_var_1_9)) && last_1_var_1_26) ? (var_1_26 == ((unsigned char) var_1_23)) : ((((((var_1_19) < (1.6)) ? (var_1_19) : (1.6))) < (var_1_16 - var_1_15)) ? (var_1_26 == ((unsigned char) (! var_1_28))) : (var_1_26 == ((unsigned char) var_1_23)))) : (var_1_26 == ((unsigned char) var_1_28))) : (var_1_26 == ((unsigned char) var_1_24)) [L208] EXPR (((((((((var_1_9 <= var_1_29) || var_1_22) ? (var_1_1 == ((unsigned char) 0)) : 1) && ((var_1_1 || var_1_22) ? (var_1_5 == ((signed short int) ((((50) < (var_1_9)) ? (50) : (var_1_9))))) : (var_1_22 ? (var_1_5 == ((signed short int) (var_1_7 - var_1_8))) : 1))) && ((last_1_var_1_31 > var_1_7) ? (var_1_9 == ((signed char) ((var_1_10 + var_1_11) + var_1_12))) : 1)) && ((var_1_9 > var_1_31) ? (var_1_13 == ((double) ((var_1_15 - var_1_16) + (((((var_1_17) > (499.25)) ? (var_1_17) : (499.25))) + var_1_18)))) : (var_1_22 ? (var_1_13 == ((double) var_1_15)) : (var_1_13 == ((double) var_1_19))))) && (((var_1_9 * (var_1_8 - 128)) < var_1_10) ? (var_1_20 == ((float) var_1_15)) : 1)) && ((9.6 <= last_1_var_1_13) ? ((var_1_19 == 4.125) ? (var_1_22 == ((unsigned char) (var_1_23 || var_1_24))) : 1) : 1)) && ((var_1_1 && ((var_1_8 >= var_1_29) || var_1_26)) ? (var_1_25 == ((signed long int) ((((var_1_9) < ((((((var_1_10 + var_1_8)) < (var_1_7)) ? ((var_1_10 + var_1_8)) : (var_1_7))))) ? (var_1_9) : ((((((var_1_10 + var_1_8)) < (var_1_7)) ? ((var_1_10 + var_1_8)) : (var_1_7)))))))) : (var_1_25 == ((signed long int) (var_1_5 + 16))))) && ((last_1_var_1_25 < (last_1_var_1_9 % 50)) ? (((128u <= last_1_var_1_29) && (last_1_var_1_9 >= 4)) ? ((((- var_1_8) <= (last_1_var_1_9 & last_1_var_1_9)) && last_1_var_1_26) ? (var_1_26 == ((unsigned char) var_1_23)) : ((((((var_1_19) < (1.6)) ? (var_1_19) : (1.6))) < (var_1_16 - var_1_15)) ? (var_1_26 == ((unsigned char) (! var_1_28))) : (var_1_26 == ((unsigned char) var_1_23)))) : (var_1_26 == ((unsigned char) var_1_28))) : (var_1_26 == ((unsigned char) var_1_24))) [L208-L209] return ((((((((((((var_1_9 <= var_1_29) || var_1_22) ? (var_1_1 == ((unsigned char) 0)) : 1) && ((var_1_1 || var_1_22) ? (var_1_5 == ((signed short int) ((((50) < (var_1_9)) ? (50) : (var_1_9))))) : (var_1_22 ? (var_1_5 == ((signed short int) (var_1_7 - var_1_8))) : 1))) && ((last_1_var_1_31 > var_1_7) ? (var_1_9 == ((signed char) ((var_1_10 + var_1_11) + var_1_12))) : 1)) && ((var_1_9 > var_1_31) ? (var_1_13 == ((double) ((var_1_15 - var_1_16) + (((((var_1_17) > (499.25)) ? (var_1_17) : (499.25))) + var_1_18)))) : (var_1_22 ? (var_1_13 == ((double) var_1_15)) : (var_1_13 == ((double) var_1_19))))) && (((var_1_9 * (var_1_8 - 128)) < var_1_10) ? (var_1_20 == ((float) var_1_15)) : 1)) && ((9.6 <= last_1_var_1_13) ? ((var_1_19 == 4.125) ? (var_1_22 == ((unsigned char) (var_1_23 || var_1_24))) : 1) : 1)) && ((var_1_1 && ((var_1_8 >= var_1_29) || var_1_26)) ? (var_1_25 == ((signed long int) ((((var_1_9) < ((((((var_1_10 + var_1_8)) < (var_1_7)) ? ((var_1_10 + var_1_8)) : (var_1_7))))) ? (var_1_9) : ((((((var_1_10 + var_1_8)) < (var_1_7)) ? ((var_1_10 + var_1_8)) : (var_1_7)))))))) : (var_1_25 == ((signed long int) (var_1_5 + 16))))) && ((last_1_var_1_25 < (last_1_var_1_9 % 50)) ? (((128u <= last_1_var_1_29) && (last_1_var_1_9 >= 4)) ? ((((- var_1_8) <= (last_1_var_1_9 & last_1_var_1_9)) && last_1_var_1_26) ? (var_1_26 == ((unsigned char) var_1_23)) : ((((((var_1_19) < (1.6)) ? (var_1_19) : (1.6))) < (var_1_16 - var_1_15)) ? (var_1_26 == ((unsigned char) (! var_1_28))) : (var_1_26 == ((unsigned char) var_1_23)))) : (var_1_26 == ((unsigned char) var_1_28))) : (var_1_26 == ((unsigned char) var_1_24)))) && ((var_1_24 && (var_1_17 != var_1_19)) ? ((! last_1_var_1_26) ? (var_1_29 == ((signed long int) -256)) : 1) : (var_1_29 == ((signed long int) last_1_var_1_5)))) && ((var_1_31 <= var_1_25) ? ((var_1_7 > (var_1_12 + var_1_25)) ? (var_1_30 == ((float) (var_1_15 - ((((var_1_16) < (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))))) ? (var_1_16) : (((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))))))))) : (var_1_30 == ((float) var_1_18))) : (var_1_30 == ((float) var_1_16)))) && (var_1_1 ? (((var_1_32 - (var_1_33 - var_1_34)) >= var_1_29) ? (var_1_31 == ((unsigned long int) (32u + var_1_33))) : 1) : ((last_1_var_1_31 <= ((var_1_35 - var_1_32) - ((((var_1_8) < (var_1_33)) ? (var_1_8) : (var_1_33))))) ? (var_1_31 == ((unsigned long int) var_1_33)) : (var_1_31 == ((unsigned long int) var_1_8)))) ; [L218] RET, EXPR property() [L218] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=0, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=0, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=41, var_1_26=0, var_1_28=1, var_1_29=25, var_1_30=3, var_1_31=32767, var_1_32=65535, var_1_33=32767, var_1_34=0, var_1_35=3221225471, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=519/8, last_1_var_1_25=-5, last_1_var_1_26=1, last_1_var_1_29=-10, last_1_var_1_31=8, last_1_var_1_5=25, last_1_var_1_9=-10, var_1_10=32, var_1_11=-31, var_1_12=63, var_1_13=0, var_1_15=2, var_1_16=3, var_1_17=4, var_1_18=5, var_1_19=6, var_1_1=0, var_1_20=129/2, var_1_22=0, var_1_23=0, var_1_24=0, var_1_25=41, var_1_26=0, var_1_28=1, var_1_29=25, var_1_30=3, var_1_31=32767, var_1_32=65535, var_1_33=32767, var_1_34=0, var_1_35=3221225471, var_1_5=25, var_1_7=-1, var_1_8=25, var_1_9=-10] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=55occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 [2023-11-12 00:53:12,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/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_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-13.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 40ac3f5cdc82af2dbd41ef4d2ae23f60c23085085aa2dab42d0c5b770bb11a37 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:53:15,537 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:53:15,668 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:53:15,677 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:53:15,678 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:53:15,727 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:53:15,727 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:53:15,728 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:53:15,729 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:53:15,734 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:53:15,735 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:53:15,735 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:53:15,736 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:53:15,738 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:53:15,738 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:53:15,738 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:53:15,740 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:53:15,740 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:53:15,741 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:53:15,742 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:53:15,742 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:53:15,743 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:53:15,744 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:53:15,744 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:53:15,745 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:53:15,745 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:53:15,745 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:53:15,746 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:53:15,746 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:53:15,747 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:53:15,748 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:53:15,749 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:53:15,749 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:53:15,749 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:53:15,750 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:53:15,750 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:53:15,750 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:53:15,751 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:53:15,751 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:53:15,752 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:53:15,753 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:53:15,753 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:53:15,753 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 40ac3f5cdc82af2dbd41ef4d2ae23f60c23085085aa2dab42d0c5b770bb11a37 [2023-11-12 00:53:16,123 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:53:16,145 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:53:16,148 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:53:16,149 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:53:16,150 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:53:16,151 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-13.i [2023-11-12 00:53:19,255 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:53:19,574 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:53:19,581 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-13.i [2023-11-12 00:53:19,595 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/data/f5e609d44/645881e16de945d0946300180a215eeb/FLAG6f5a15ab7 [2023-11-12 00:53:19,609 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/data/f5e609d44/645881e16de945d0946300180a215eeb [2023-11-12 00:53:19,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:53:19,613 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:53:19,614 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:53:19,614 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:53:19,619 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:53:19,620 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:53:19" (1/1) ... [2023-11-12 00:53:19,621 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e13c0cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:19, skipping insertion in model container [2023-11-12 00:53:19,621 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:53:19" (1/1) ... [2023-11-12 00:53:19,659 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:53:19,843 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_2b2bbc58-bb8a-4815-a466-81c1814b612e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-13.i[916,929] [2023-11-12 00:53:19,981 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:53:20,004 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:53:20,020 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_2b2bbc58-bb8a-4815-a466-81c1814b612e/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-13.i[916,929] [2023-11-12 00:53:20,084 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:53:20,102 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:53:20,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:20 WrapperNode [2023-11-12 00:53:20,103 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:53:20,104 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:53:20,104 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:53:20,105 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:53:20,111 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:20" (1/1) ... [2023-11-12 00:53:20,140 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:20" (1/1) ... [2023-11-12 00:53:20,203 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 211 [2023-11-12 00:53:20,203 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:53:20,204 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:53:20,204 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:53:20,205 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:53:20,227 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:20" (1/1) ... [2023-11-12 00:53:20,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:20" (1/1) ... [2023-11-12 00:53:20,242 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:20" (1/1) ... [2023-11-12 00:53:20,247 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:20" (1/1) ... [2023-11-12 00:53:20,270 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:20" (1/1) ... [2023-11-12 00:53:20,295 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:20" (1/1) ... [2023-11-12 00:53:20,299 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:20" (1/1) ... [2023-11-12 00:53:20,301 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:20" (1/1) ... [2023-11-12 00:53:20,319 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:53:20,320 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:53:20,320 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:53:20,320 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:53:20,321 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:20" (1/1) ... [2023-11-12 00:53:20,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:53:20,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:53:20,364 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:53:20,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:53:20,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:53:20,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:53:20,414 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:53:20,414 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:53:20,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:53:20,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:53:20,549 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:53:20,551 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:53:27,155 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:53:27,163 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:53:27,163 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:53:27,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:53:27 BoogieIcfgContainer [2023-11-12 00:53:27,166 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:53:27,168 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:53:27,169 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:53:27,172 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:53:27,174 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:53:19" (1/3) ... [2023-11-12 00:53:27,174 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41bd2b61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:53:27, skipping insertion in model container [2023-11-12 00:53:27,175 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:53:20" (2/3) ... [2023-11-12 00:53:27,175 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41bd2b61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:53:27, skipping insertion in model container [2023-11-12 00:53:27,177 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:53:27" (3/3) ... [2023-11-12 00:53:27,178 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-13.i [2023-11-12 00:53:27,200 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:53:27,200 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:53:27,287 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:53:27,294 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=FINITE_AUTOMATA, 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;@3e6336b5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:53:27,294 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:53:27,300 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 00:53:27,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-12 00:53:27,323 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:53:27,324 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:53:27,327 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:53:27,336 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:53:27,337 INFO L85 PathProgramCache]: Analyzing trace with hash 858180452, now seen corresponding path program 1 times [2023-11-12 00:53:27,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:53:27,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [952023427] [2023-11-12 00:53:27,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:53:27,356 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:53:27,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:53:27,364 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:53:27,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:53:28,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:53:28,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:53:28,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:53:28,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 644 proven. 0 refuted. 0 times theorem prover too weak. 980 trivial. 0 not checked. [2023-11-12 00:53:28,446 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:53:28,447 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:53:28,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [952023427] [2023-11-12 00:53:28,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [952023427] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:53:28,448 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:53:28,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:53:28,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205342855] [2023-11-12 00:53:28,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:53:28,460 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:53:28,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:53:28,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:53:28,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:53:28,505 INFO L87 Difference]: Start difference. First operand has 91 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-12 00:53:28,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:53:28,545 INFO L93 Difference]: Finished difference Result 175 states and 309 transitions. [2023-11-12 00:53:28,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:53:28,548 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 188 [2023-11-12 00:53:28,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:53:28,557 INFO L225 Difference]: With dead ends: 175 [2023-11-12 00:53:28,558 INFO L226 Difference]: Without dead ends: 87 [2023-11-12 00:53:28,563 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:53:28,567 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:53:28,568 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:53:28,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-12 00:53:28,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-11-12 00:53:28,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 56 states have (on average 1.3928571428571428) internal successors, (78), 56 states have internal predecessors, (78), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-12 00:53:28,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 136 transitions. [2023-11-12 00:53:28,635 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 136 transitions. Word has length 188 [2023-11-12 00:53:28,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:53:28,636 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 136 transitions. [2023-11-12 00:53:28,636 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-12 00:53:28,637 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 136 transitions. [2023-11-12 00:53:28,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-12 00:53:28,642 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:53:28,643 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:53:28,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-12 00:53:28,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:53:28,869 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:53:28,869 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:53:28,870 INFO L85 PathProgramCache]: Analyzing trace with hash 831715482, now seen corresponding path program 1 times [2023-11-12 00:53:28,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:53:28,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1309640817] [2023-11-12 00:53:28,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:53:28,871 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 [2023-11-12 00:53:28,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:53:28,909 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:53:28,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:53:29,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:53:29,860 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:53:29,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:53:32,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-12 00:53:32,877 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:53:32,878 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:53:32,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1309640817] [2023-11-12 00:53:32,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1309640817] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:53:32,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:53:32,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:53:32,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710203457] [2023-11-12 00:53:32,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:53:32,881 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:53:32,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:53:32,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:53:32,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:53:32,884 INFO L87 Difference]: Start difference. First operand 87 states and 136 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-12 00:53:36,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:53:38,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:53:41,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:53:43,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:53:47,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:53:49,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:53:50,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:53:52,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:53:54,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:53:54,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:53:54,981 INFO L93 Difference]: Finished difference Result 256 states and 403 transitions. [2023-11-12 00:53:55,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 00:53:55,053 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 188 [2023-11-12 00:53:55,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:53:55,058 INFO L225 Difference]: With dead ends: 256 [2023-11-12 00:53:55,059 INFO L226 Difference]: Without dead ends: 172 [2023-11-12 00:53:55,060 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:53:55,061 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 107 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 59 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 349 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:53:55,061 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 349 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 49 Invalid, 8 Unknown, 0 Unchecked, 22.0s Time] [2023-11-12 00:53:55,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2023-11-12 00:53:55,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 144. [2023-11-12 00:53:55,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 83 states have (on average 1.3132530120481927) internal successors, (109), 83 states have internal predecessors, (109), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-12 00:53:55,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 225 transitions. [2023-11-12 00:53:55,107 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 225 transitions. Word has length 188 [2023-11-12 00:53:55,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:53:55,108 INFO L495 AbstractCegarLoop]: Abstraction has 144 states and 225 transitions. [2023-11-12 00:53:55,108 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-12 00:53:55,109 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 225 transitions. [2023-11-12 00:53:55,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-12 00:53:55,113 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:53:55,113 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:53:55,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-12 00:53:55,335 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:53:55,335 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:53:55,336 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:53:55,336 INFO L85 PathProgramCache]: Analyzing trace with hash -1563025669, now seen corresponding path program 1 times [2023-11-12 00:53:55,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:53:55,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1694728917] [2023-11-12 00:53:55,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:53:55,337 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 [2023-11-12 00:53:55,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:53:55,339 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:53:55,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-12 00:53:56,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:53:56,117 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-12 00:53:56,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:53:59,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 541 proven. 24 refuted. 0 times theorem prover too weak. 1059 trivial. 0 not checked. [2023-11-12 00:53:59,075 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:53:59,976 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:53:59,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1694728917] [2023-11-12 00:53:59,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1694728917] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:53:59,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [74332024] [2023-11-12 00:53:59,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:53:59,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-12 00:53:59,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/cvc4 [2023-11-12 00:53:59,984 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-12 00:54:00,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-12 00:54:03,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:54:03,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-12 00:54:03,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:54:05,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 541 proven. 24 refuted. 0 times theorem prover too weak. 1059 trivial. 0 not checked. [2023-11-12 00:54:05,486 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 00:54:05,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [74332024] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 00:54:05,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1307480849] [2023-11-12 00:54:05,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:54:05,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:54:05,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:54:05,764 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:54:05,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b2bbc58-bb8a-4815-a466-81c1814b612e/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-12 00:54:06,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:54:06,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-12 00:54:06,395 INFO L285 TraceCheckSpWp]: Computing forward predicates...