./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-39.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-39.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire --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 b2659d58048bc275767dc6810a5451f8803ad8fa3f3df5208017312e70e40831 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:16:38,360 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:16:38,489 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:16:38,497 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:16:38,498 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:16:38,550 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:16:38,551 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:16:38,551 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:16:38,553 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:16:38,558 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:16:38,559 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:16:38,559 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:16:38,560 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:16:38,562 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:16:38,562 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:16:38,563 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:16:38,563 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:16:38,564 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:16:38,565 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:16:38,565 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:16:38,566 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:16:38,567 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:16:38,568 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:16:38,568 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:16:38,569 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:16:38,569 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:16:38,570 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:16:38,571 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:16:38,571 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:16:38,572 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:16:38,572 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:16:38,573 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:16:38,574 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:16:38,574 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:16:38,574 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:16:38,575 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:16:38,575 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:16:38,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:38,576 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:16:38,576 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:16:38,576 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:16:38,577 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:16:38,577 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:16:38,577 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:16:38,578 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:16:38,578 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:16:38,579 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:16:38,579 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_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2659d58048bc275767dc6810a5451f8803ad8fa3f3df5208017312e70e40831 [2023-11-23 21:16:38,901 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:16:38,953 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:16:38,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:16:38,958 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:16:38,959 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:16:38,960 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-39.i [2023-11-23 21:16:42,081 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:16:42,398 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:16:42,399 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-39.i [2023-11-23 21:16:42,413 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/data/10e6f667e/4ad0a3cb675a4ffd99d5a0d94edf72d5/FLAGa5605d01d [2023-11-23 21:16:42,434 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/data/10e6f667e/4ad0a3cb675a4ffd99d5a0d94edf72d5 [2023-11-23 21:16:42,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:16:42,445 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:16:42,448 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:42,449 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:16:42,454 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:16:42,455 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:42" (1/1) ... [2023-11-23 21:16:42,457 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f4a9e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:42, skipping insertion in model container [2023-11-23 21:16:42,457 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:42" (1/1) ... [2023-11-23 21:16:42,514 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:16:42,663 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_520aca41-6a2b-43b7-a028-6c2127d2d6d7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-39.i[919,932] [2023-11-23 21:16:42,759 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:42,775 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:16:42,789 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_520aca41-6a2b-43b7-a028-6c2127d2d6d7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-39.i[919,932] [2023-11-23 21:16:42,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:42,867 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:16:42,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:42 WrapperNode [2023-11-23 21:16:42,867 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:42,869 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:42,869 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:16:42,869 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:16:42,878 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:42" (1/1) ... [2023-11-23 21:16:42,892 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:42" (1/1) ... [2023-11-23 21:16:42,942 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 232 [2023-11-23 21:16:42,943 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:42,944 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:16:42,944 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:16:42,944 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:16:42,955 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:42" (1/1) ... [2023-11-23 21:16:42,955 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:42" (1/1) ... [2023-11-23 21:16:42,959 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:42" (1/1) ... [2023-11-23 21:16:42,960 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:42" (1/1) ... [2023-11-23 21:16:42,974 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:42" (1/1) ... [2023-11-23 21:16:42,979 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:42" (1/1) ... [2023-11-23 21:16:42,983 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:42" (1/1) ... [2023-11-23 21:16:42,997 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:42" (1/1) ... [2023-11-23 21:16:43,005 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:16:43,013 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:16:43,013 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:16:43,013 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:16:43,015 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:42" (1/1) ... [2023-11-23 21:16:43,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:43,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:16:43,057 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:16:43,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:16:43,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:16:43,111 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:16:43,112 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:16:43,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:16:43,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:16:43,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:16:43,273 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:16:43,275 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:16:43,850 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:16:44,306 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:16:44,306 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:16:44,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:44 BoogieIcfgContainer [2023-11-23 21:16:44,308 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:16:44,312 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:16:44,312 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:16:44,317 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:16:44,318 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:16:42" (1/3) ... [2023-11-23 21:16:44,320 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bb9aa30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:44, skipping insertion in model container [2023-11-23 21:16:44,320 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:42" (2/3) ... [2023-11-23 21:16:44,321 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bb9aa30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:44, skipping insertion in model container [2023-11-23 21:16:44,321 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:44" (3/3) ... [2023-11-23 21:16:44,323 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-39.i [2023-11-23 21:16:44,346 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:16:44,347 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:16:44,416 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:16:44,425 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;@67d0c8d9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:16:44,426 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:16:44,431 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 21:16:44,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-23 21:16:44,448 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:16:44,449 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:16:44,450 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:16:44,468 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:16:44,468 INFO L85 PathProgramCache]: Analyzing trace with hash -1911175383, now seen corresponding path program 1 times [2023-11-23 21:16:44,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:16:44,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275954411] [2023-11-23 21:16:44,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:16:44,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:16:44,740 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:16:44,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1137042552] [2023-11-23 21:16:44,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:16:44,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:16:44,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:16:44,748 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:16:44,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:16:45,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:16:45,295 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:16:45,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:16:45,674 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:16:45,678 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:16:45,679 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:16:45,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-23 21:16:45,891 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:16:45,911 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:16:45,917 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:16:46,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:16:46 BoogieIcfgContainer [2023-11-23 21:16:46,104 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:16:46,105 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:16:46,105 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:16:46,105 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:16:46,106 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:44" (3/4) ... [2023-11-23 21:16:46,108 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:16:46,109 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:16:46,110 INFO L158 Benchmark]: Toolchain (without parser) took 3665.67ms. Allocated memory is still 161.5MB. Free memory was 116.0MB in the beginning and 80.2MB in the end (delta: 35.8MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2023-11-23 21:16:46,111 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 119.5MB. Free memory was 86.8MB in the beginning and 86.8MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:16:46,111 INFO L158 Benchmark]: CACSL2BoogieTranslator took 419.52ms. Allocated memory is still 161.5MB. Free memory was 115.4MB in the beginning and 99.7MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:16:46,112 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.37ms. Allocated memory is still 161.5MB. Free memory was 99.7MB in the beginning and 96.5MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:16:46,113 INFO L158 Benchmark]: Boogie Preprocessor took 68.28ms. Allocated memory is still 161.5MB. Free memory was 96.5MB in the beginning and 94.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:16:46,114 INFO L158 Benchmark]: RCFGBuilder took 1295.60ms. Allocated memory is still 161.5MB. Free memory was 94.4MB in the beginning and 69.3MB in the end (delta: 25.1MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2023-11-23 21:16:46,114 INFO L158 Benchmark]: TraceAbstraction took 1792.25ms. Allocated memory is still 161.5MB. Free memory was 68.2MB in the beginning and 80.2MB in the end (delta: -12.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:16:46,115 INFO L158 Benchmark]: Witness Printer took 4.58ms. Allocated memory is still 161.5MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:16:46,118 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 119.5MB. Free memory was 86.8MB in the beginning and 86.8MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 419.52ms. Allocated memory is still 161.5MB. Free memory was 115.4MB in the beginning and 99.7MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.37ms. Allocated memory is still 161.5MB. Free memory was 99.7MB in the beginning and 96.5MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.28ms. Allocated memory is still 161.5MB. Free memory was 96.5MB in the beginning and 94.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1295.60ms. Allocated memory is still 161.5MB. Free memory was 94.4MB in the beginning and 69.3MB in the end (delta: 25.1MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1792.25ms. Allocated memory is still 161.5MB. Free memory was 68.2MB in the beginning and 80.2MB in the end (delta: -12.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.58ms. Allocated memory is still 161.5MB. Free memory is still 80.2MB. 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 73, overapproximation of bitwiseOr at line 61, overapproximation of bitwiseAnd at line 83, overapproximation of someBinaryArithmeticFLOAToperation at line 73, overapproximation of someUnaryFLOAToperation at line 76. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -1; [L23] unsigned char var_1_6 = 0; [L24] signed short int var_1_7 = 8; [L25] signed short int var_1_8 = 4; [L26] unsigned long int var_1_9 = 256; [L27] unsigned long int var_1_10 = 10; [L28] unsigned long int var_1_11 = 3084274888; [L29] unsigned long int var_1_13 = 50; [L30] signed long int var_1_14 = -10; [L31] unsigned char var_1_16 = 0; [L32] float var_1_19 = 4.5; [L33] float var_1_20 = 15.375; [L34] float var_1_21 = 32.725; [L35] float var_1_22 = 63.5; [L36] float var_1_23 = 16.375; [L37] signed char var_1_24 = -32; [L38] signed char var_1_25 = 0; [L39] unsigned short int var_1_26 = 64; [L40] signed long int var_1_27 = -10; [L41] double var_1_31 = 5.25; [L42] signed char var_1_33 = 5; [L43] signed char var_1_37 = 5; [L44] signed char var_1_38 = 10; [L45] signed char var_1_39 = 0; [L46] signed long int var_1_40 = 50; [L47] signed long int var_1_41 = -25; [L48] unsigned long int var_1_43 = 256; [L49] float var_1_45 = 9.625; [L50] float var_1_46 = 63.5; [L51] signed long int var_1_49 = 256; [L52] unsigned char var_1_50 = 1; [L53] unsigned char var_1_51 = 0; [L54] unsigned long int last_1_var_1_9 = 256; [L55] unsigned long int last_1_var_1_10 = 10; [L56] signed long int last_1_var_1_14 = -10; [L57] signed char last_1_var_1_24 = -32; [L194] isInitial = 1 [L195] FCALL initially() [L196] COND TRUE 1 [L197] CALL updateLastVariables() [L184] last_1_var_1_9 = var_1_9 [L185] last_1_var_1_10 = var_1_10 [L186] last_1_var_1_14 = var_1_14 [L187] last_1_var_1_24 = var_1_24 [L197] RET updateLastVariables() [L198] CALL updateVariables() [L138] var_1_6 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_7=8, var_1_8=4, var_1_9=256] [L140] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=8, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=8, var_1_8=4, var_1_9=256] [L141] var_1_7 = __VERIFIER_nondet_short() [L142] CALL assume_abort_if_not(var_1_7 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_7 >= -1) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=4, var_1_9=256] [L143] CALL assume_abort_if_not(var_1_7 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=4, var_1_9=256] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_7 <= 32766) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=4, var_1_9=256] [L144] var_1_8 = __VERIFIER_nondet_short() [L145] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L146] CALL assume_abort_if_not(var_1_8 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_8 <= 32766) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=3084274888, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L147] var_1_11 = __VERIFIER_nondet_ulong() [L148] CALL assume_abort_if_not(var_1_11 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_11 >= 2147483647) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L149] CALL assume_abort_if_not(var_1_11 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_11 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=0, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L150] var_1_16 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L152] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_20=123/8, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L153] var_1_20 = __VERIFIER_nondet_float() [L154] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_21=1309/40, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L155] var_1_21 = __VERIFIER_nondet_float() [L156] CALL assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_21 >= -461168.6018427382800e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_22=127/2, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L157] var_1_22 = __VERIFIER_nondet_float() [L158] CALL assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_22 >= -461168.6018427382800e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_23=131/8, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L159] var_1_23 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_23 >= -922337.2036854765600e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854765600e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=0, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L161] var_1_25 = __VERIFIER_nondet_char() [L162] CALL assume_abort_if_not(var_1_25 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_25 >= -127) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L163] CALL assume_abort_if_not(var_1_25 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_25 <= 126) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=5, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L164] var_1_37 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_37 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_37 >= -1) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L166] CALL assume_abort_if_not(var_1_37 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_37 <= 126) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=10, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L167] var_1_38 = __VERIFIER_nondet_char() [L168] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L169] CALL assume_abort_if_not(var_1_38 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_38 <= 126) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L170] var_1_39 = __VERIFIER_nondet_char() [L171] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L172] CALL assume_abort_if_not(var_1_39 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_39 <= 126) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=-25, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L173] var_1_41 = __VERIFIER_nondet_long() [L174] CALL assume_abort_if_not(var_1_41 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=1, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_41 >= -2147483647) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=1, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L175] CALL assume_abort_if_not(var_1_41 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=1, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_41 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=1, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L176] CALL assume_abort_if_not(var_1_41 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=1, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_41 != 0) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=1, var_1_43=256, var_1_45=77/8, var_1_46=127/2, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L177] var_1_46 = __VERIFIER_nondet_float() [L178] CALL assume_abort_if_not((var_1_46 >= 0.0F && var_1_46 <= -1.0e-20F) || (var_1_46 <= 9223372.036854765600e+12F && var_1_46 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=1, var_1_43=256, var_1_45=77/8, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not((var_1_46 >= 0.0F && var_1_46 <= -1.0e-20F) || (var_1_46 <= 9223372.036854765600e+12F && var_1_46 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=1, var_1_43=256, var_1_45=77/8, var_1_49=256, var_1_50=1, var_1_51=0, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L179] var_1_51 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_51 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=1, var_1_43=256, var_1_45=77/8, var_1_49=256, var_1_50=1, var_1_51=1, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_51 >= 1) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=1, var_1_43=256, var_1_45=77/8, var_1_49=256, var_1_50=1, var_1_51=1, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L181] CALL assume_abort_if_not(var_1_51 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=1, var_1_43=256, var_1_45=77/8, var_1_49=256, var_1_50=1, var_1_51=1, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_51 <= 1) VAL [isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=10, var_1_11=4294967294, var_1_13=50, var_1_14=-10, var_1_16=1, var_1_19=9/2, var_1_1=-1, var_1_24=-32, var_1_25=-127, var_1_26=64, var_1_27=-10, var_1_31=21/4, var_1_33=5, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=50, var_1_41=1, var_1_43=256, var_1_45=77/8, var_1_49=256, var_1_50=1, var_1_51=1, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L198] RET updateVariables() [L199] CALL step() [L61] EXPR (last_1_var_1_10 + last_1_var_1_14) ^ last_1_var_1_10 [L61] unsigned long int stepLocal_0 = (last_1_var_1_10 + last_1_var_1_14) ^ last_1_var_1_10; [L62] COND TRUE stepLocal_0 < (last_1_var_1_24 | -4) [L63] var_1_1 = (var_1_7 - var_1_8) [L67] var_1_50 = var_1_51 [L68] var_1_24 = var_1_25 [L69] COND TRUE (var_1_37 % ((((var_1_41) < 0 ) ? -(var_1_41) : (var_1_41)))) >= (var_1_26 * var_1_39) [L70] var_1_40 = ((((((((var_1_38 + var_1_39) < 0 ) ? -(var_1_38 + var_1_39) : (var_1_38 + var_1_39)))) > (var_1_7)) ? (((((var_1_38 + var_1_39) < 0 ) ? -(var_1_38 + var_1_39) : (var_1_38 + var_1_39)))) : (var_1_7))) [L72] COND TRUE var_1_10 > var_1_39 [L73] var_1_45 = ((((var_1_22) > ((var_1_46 - ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21)))))) ? (var_1_22) : ((var_1_46 - ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))))))) [L79] var_1_49 = var_1_8 [L80] var_1_26 = var_1_8 [L81] var_1_10 = ((((((((var_1_11 - var_1_8) < 0 ) ? -(var_1_11 - var_1_8) : (var_1_11 - var_1_8)))) < (((((0u) > (var_1_26)) ? (0u) : (var_1_26))))) ? (((((var_1_11 - var_1_8) < 0 ) ? -(var_1_11 - var_1_8) : (var_1_11 - var_1_8)))) : (((((0u) > (var_1_26)) ? (0u) : (var_1_26)))))) [L82] var_1_31 = var_1_21 [L83] EXPR var_1_37 & var_1_41 [L83] COND FALSE !(var_1_8 <= (var_1_37 & var_1_41)) [L94] unsigned long int stepLocal_3 = var_1_8 / (1u + 16u); [L95] unsigned long int stepLocal_2 = var_1_11; [L96] COND FALSE !(var_1_26 < stepLocal_3) [L103] var_1_13 = var_1_8 [L105] COND TRUE \read(var_1_16) [L106] COND TRUE (((((((127.5f) < (var_1_20)) ? (127.5f) : (var_1_20))) < 0 ) ? -((((127.5f) < (var_1_20)) ? (127.5f) : (var_1_20))) : ((((127.5f) < (var_1_20)) ? (127.5f) : (var_1_20))))) > 10.5f [L107] var_1_27 = var_1_1 [L110] signed short int stepLocal_4 = var_1_8; [L111] COND TRUE stepLocal_4 <= var_1_13 [L112] var_1_19 = (((((((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))) + var_1_22)) > (var_1_23)) ? ((((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))) + var_1_22)) : (var_1_23))) [L116] unsigned long int stepLocal_1 = var_1_10; [L117] COND FALSE !(stepLocal_1 >= ((((var_1_1) < (last_1_var_1_9)) ? (var_1_1) : (last_1_var_1_9)))) [L122] COND TRUE var_1_26 >= var_1_7 [L123] COND TRUE var_1_1 > var_1_11 [L124] COND TRUE var_1_6 && var_1_16 [L125] var_1_14 = (var_1_7 - (var_1_26 + var_1_8)) [L133] COND TRUE var_1_6 && ((var_1_16 && var_1_6) || var_1_6) [L134] var_1_33 = (var_1_37 - ((((var_1_38) > (var_1_39)) ? (var_1_38) : (var_1_39)))) [L199] RET step() [L200] CALL, EXPR property() [L190] EXPR (last_1_var_1_10 + last_1_var_1_14) ^ last_1_var_1_10 [L190-L191] return ((((((((((last_1_var_1_10 + last_1_var_1_14) ^ last_1_var_1_10) < (last_1_var_1_24 | -4)) ? (var_1_1 == ((signed short int) (var_1_7 - var_1_8))) : (var_1_1 == ((signed short int) (last_1_var_1_10 + -16)))) && ((var_1_10 >= ((((var_1_1) < (last_1_var_1_9)) ? (var_1_1) : (last_1_var_1_9)))) ? (var_1_6 ? (var_1_9 == ((unsigned long int) var_1_8)) : 1) : 1)) && (var_1_10 == ((unsigned long int) ((((((((var_1_11 - var_1_8) < 0 ) ? -(var_1_11 - var_1_8) : (var_1_11 - var_1_8)))) < (((((0u) > (var_1_26)) ? (0u) : (var_1_26))))) ? (((((var_1_11 - var_1_8) < 0 ) ? -(var_1_11 - var_1_8) : (var_1_11 - var_1_8)))) : (((((0u) > (var_1_26)) ? (0u) : (var_1_26))))))))) && ((var_1_26 < (var_1_8 / (1u + 16u))) ? ((var_1_11 > (var_1_26 + 5u)) ? (var_1_13 == ((unsigned long int) ((((var_1_26) > (var_1_11)) ? (var_1_26) : (var_1_11))))) : (var_1_13 == ((unsigned long int) 5u))) : (var_1_13 == ((unsigned long int) var_1_8)))) && ((var_1_26 >= var_1_7) ? ((var_1_1 > var_1_11) ? ((var_1_6 && var_1_16) ? (var_1_14 == ((signed long int) (var_1_7 - (var_1_26 + var_1_8)))) : (var_1_14 == ((signed long int) var_1_26))) : 1) : (var_1_14 == ((signed long int) var_1_24)))) && ((var_1_8 <= var_1_13) ? (var_1_19 == ((float) (((((((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))) + var_1_22)) > (var_1_23)) ? ((((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))) + var_1_22)) : (var_1_23))))) : (var_1_19 == ((float) var_1_22)))) && (var_1_24 == ((signed char) var_1_25))) && (var_1_26 == ((unsigned short int) var_1_8)) ; [L200] RET, EXPR property() [L200] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=2, var_1_11=4294967294, var_1_13=2, var_1_14=-3, var_1_16=1, var_1_19=3, var_1_1=-1, var_1_21=2, var_1_22=4, var_1_23=0, var_1_24=-127, var_1_25=-127, var_1_26=2, var_1_27=-1, var_1_31=2, var_1_33=-1, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=1, var_1_41=1, var_1_43=256, var_1_45=4, var_1_49=2, var_1_50=1, var_1_51=1, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=10, last_1_var_1_14=-10, last_1_var_1_24=-32, last_1_var_1_9=256, var_1_10=2, var_1_11=4294967294, var_1_13=2, var_1_14=-3, var_1_16=1, var_1_19=3, var_1_1=-1, var_1_21=2, var_1_22=4, var_1_23=0, var_1_24=-127, var_1_25=-127, var_1_26=2, var_1_27=-1, var_1_31=2, var_1_33=-1, var_1_37=-1, var_1_38=0, var_1_39=0, var_1_40=1, var_1_41=1, var_1_43=256, var_1_45=4, var_1_49=2, var_1_50=1, var_1_51=1, var_1_6=1, var_1_7=1, var_1_8=2, var_1_9=256] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 28, 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=53occurred 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, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 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 [2023-11-23 21:16:46,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-39.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire --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 b2659d58048bc275767dc6810a5451f8803ad8fa3f3df5208017312e70e40831 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:16:49,152 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:16:49,286 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:16:49,296 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:16:49,297 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:16:49,347 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:16:49,348 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:16:49,348 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:16:49,350 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:16:49,355 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:16:49,356 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:16:49,356 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:16:49,357 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:16:49,359 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:16:49,359 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:16:49,360 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:16:49,361 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:16:49,362 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:16:49,362 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:16:49,363 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:16:49,363 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:16:49,364 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:16:49,364 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:16:49,365 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:16:49,365 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:16:49,366 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:16:49,366 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:16:49,367 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:16:49,367 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:16:49,368 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:16:49,369 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:16:49,370 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:16:49,370 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:16:49,370 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:16:49,371 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:49,371 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:16:49,371 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:16:49,372 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:16:49,372 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:16:49,373 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:16:49,373 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:16:49,375 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:16:49,375 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:16:49,375 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:16:49,376 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_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2659d58048bc275767dc6810a5451f8803ad8fa3f3df5208017312e70e40831 [2023-11-23 21:16:49,882 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:16:49,907 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:16:49,910 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:16:49,912 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:16:49,912 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:16:49,914 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-39.i [2023-11-23 21:16:53,277 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:16:53,614 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:16:53,614 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-39.i [2023-11-23 21:16:53,627 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/data/d23edd1a1/4b55ad0290ed420a987c0b53bb5c6ce8/FLAG154282407 [2023-11-23 21:16:53,648 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/data/d23edd1a1/4b55ad0290ed420a987c0b53bb5c6ce8 [2023-11-23 21:16:53,654 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:16:53,656 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:16:53,660 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:53,660 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:16:53,666 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:16:53,666 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:53" (1/1) ... [2023-11-23 21:16:53,668 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@618be335 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:53, skipping insertion in model container [2023-11-23 21:16:53,668 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:53" (1/1) ... [2023-11-23 21:16:53,722 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:16:53,930 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_520aca41-6a2b-43b7-a028-6c2127d2d6d7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-39.i[919,932] [2023-11-23 21:16:54,080 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:54,112 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:16:54,127 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_520aca41-6a2b-43b7-a028-6c2127d2d6d7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-39.i[919,932] [2023-11-23 21:16:54,168 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:54,191 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:16:54,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:54 WrapperNode [2023-11-23 21:16:54,192 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:54,193 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:54,193 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:16:54,194 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:16:54,202 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:54" (1/1) ... [2023-11-23 21:16:54,234 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:54" (1/1) ... [2023-11-23 21:16:54,281 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 198 [2023-11-23 21:16:54,282 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:54,283 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:16:54,283 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:16:54,283 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:16:54,293 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:54" (1/1) ... [2023-11-23 21:16:54,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:54" (1/1) ... [2023-11-23 21:16:54,299 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:54" (1/1) ... [2023-11-23 21:16:54,299 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:54" (1/1) ... [2023-11-23 21:16:54,333 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:54" (1/1) ... [2023-11-23 21:16:54,338 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:54" (1/1) ... [2023-11-23 21:16:54,342 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:54" (1/1) ... [2023-11-23 21:16:54,345 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:54" (1/1) ... [2023-11-23 21:16:54,351 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:16:54,352 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:16:54,353 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:16:54,353 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:16:54,354 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:54" (1/1) ... [2023-11-23 21:16:54,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:54,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:16:54,415 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:16:54,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:16:54,452 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:16:54,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:16:54,452 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:16:54,453 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:16:54,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:16:54,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:16:54,574 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:16:54,577 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:16:56,006 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:16:56,066 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:16:56,066 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:16:56,067 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:56 BoogieIcfgContainer [2023-11-23 21:16:56,067 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:16:56,069 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:16:56,070 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:16:56,073 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:16:56,073 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:16:53" (1/3) ... [2023-11-23 21:16:56,074 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4628c99e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:56, skipping insertion in model container [2023-11-23 21:16:56,075 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:54" (2/3) ... [2023-11-23 21:16:56,075 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4628c99e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:56, skipping insertion in model container [2023-11-23 21:16:56,075 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:56" (3/3) ... [2023-11-23 21:16:56,077 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-39.i [2023-11-23 21:16:56,097 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:16:56,097 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:16:56,153 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:16:56,161 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;@f25cc57, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:16:56,161 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:16:56,165 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 49 states have (on average 1.469387755102041) internal successors, (72), 50 states have internal predecessors, (72), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 21:16:56,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-23 21:16:56,187 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:16:56,188 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:16:56,189 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:16:56,194 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:16:56,194 INFO L85 PathProgramCache]: Analyzing trace with hash 1977191826, now seen corresponding path program 1 times [2023-11-23 21:16:56,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:16:56,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [215407246] [2023-11-23 21:16:56,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:16:56,212 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:16:56,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:16:56,215 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:16:56,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:16:56,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:16:56,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:16:56,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:16:56,820 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 758 proven. 0 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2023-11-23 21:16:56,820 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:16:56,821 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:16:56,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [215407246] [2023-11-23 21:16:56,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [215407246] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:16:56,822 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:16:56,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:16:56,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20314613] [2023-11-23 21:16:56,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:16:56,832 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:16:56,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:16:56,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:16:56,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:16:56,880 INFO L87 Difference]: Start difference. First operand has 80 states, 49 states have (on average 1.469387755102041) internal successors, (72), 50 states have internal predecessors, (72), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-23 21:16:57,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:16:57,136 INFO L93 Difference]: Finished difference Result 157 states and 282 transitions. [2023-11-23 21:16:57,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:16:57,145 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 176 [2023-11-23 21:16:57,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:16:57,154 INFO L225 Difference]: With dead ends: 157 [2023-11-23 21:16:57,154 INFO L226 Difference]: Without dead ends: 78 [2023-11-23 21:16:57,159 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:16:57,164 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:16:57,165 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 21:16:57,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-23 21:16:57,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-23 21:16:57,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 48 states have (on average 1.3958333333333333) internal successors, (67), 48 states have internal predecessors, (67), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 21:16:57,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 123 transitions. [2023-11-23 21:16:57,220 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 123 transitions. Word has length 176 [2023-11-23 21:16:57,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:16:57,221 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 123 transitions. [2023-11-23 21:16:57,222 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-23 21:16:57,222 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 123 transitions. [2023-11-23 21:16:57,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-23 21:16:57,227 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:16:57,227 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:16:57,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:16:57,437 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:16:57,437 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:16:57,438 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:16:57,438 INFO L85 PathProgramCache]: Analyzing trace with hash -729188386, now seen corresponding path program 1 times [2023-11-23 21:16:57,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:16:57,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1568231941] [2023-11-23 21:16:57,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:16:57,440 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:16:57,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:16:57,442 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:16:57,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:16:57,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:16:57,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 21:16:57,807 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:16:59,387 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-23 21:16:59,388 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:16:59,388 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:16:59,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1568231941] [2023-11-23 21:16:59,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1568231941] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:16:59,389 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:16:59,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 21:16:59,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068409856] [2023-11-23 21:16:59,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:16:59,392 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:16:59,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:16:59,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:16:59,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:16:59,394 INFO L87 Difference]: Start difference. First operand 78 states and 123 transitions. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-23 21:17:00,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:17:00,200 INFO L93 Difference]: Finished difference Result 233 states and 368 transitions. [2023-11-23 21:17:00,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 21:17:00,206 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 176 [2023-11-23 21:17:00,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:17:00,210 INFO L225 Difference]: With dead ends: 233 [2023-11-23 21:17:00,211 INFO L226 Difference]: Without dead ends: 156 [2023-11-23 21:17:00,212 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:17:00,214 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 114 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 464 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-23 21:17:00,215 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 464 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-23 21:17:00,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2023-11-23 21:17:00,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 128. [2023-11-23 21:17:00,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 69 states have (on average 1.2753623188405796) internal successors, (88), 69 states have internal predecessors, (88), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-23 21:17:00,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 200 transitions. [2023-11-23 21:17:00,275 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 200 transitions. Word has length 176 [2023-11-23 21:17:00,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:17:00,276 INFO L495 AbstractCegarLoop]: Abstraction has 128 states and 200 transitions. [2023-11-23 21:17:00,277 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-23 21:17:00,277 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 200 transitions. [2023-11-23 21:17:00,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-23 21:17:00,280 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:17:00,281 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:17:00,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:17:00,490 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:17:00,490 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:17:00,491 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:17:00,491 INFO L85 PathProgramCache]: Analyzing trace with hash 1264956320, now seen corresponding path program 1 times [2023-11-23 21:17:00,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:17:00,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2130827436] [2023-11-23 21:17:00,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:17:00,493 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:17:00,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:17:00,494 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:17:00,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_520aca41-6a2b-43b7-a028-6c2127d2d6d7/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:17:00,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:17:00,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-23 21:17:00,901 INFO L285 TraceCheckSpWp]: Computing forward predicates...