./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-88.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-88.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ --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 544626e94f40206369c38a1538bf2cfb69086483d37ca14c4258f4bbade04394 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:17:32,163 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:17:32,282 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:17:32,292 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:17:32,294 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:17:32,337 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:17:32,338 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:17:32,339 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:17:32,340 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:17:32,345 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:17:32,346 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:17:32,346 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:17:32,347 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:17:32,349 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:17:32,349 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:17:32,350 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:17:32,351 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:17:32,351 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:17:32,352 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:17:32,352 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:17:32,353 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:17:32,354 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:17:32,355 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:17:32,355 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:17:32,356 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:17:32,357 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:17:32,357 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:17:32,358 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:17:32,358 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:17:32,359 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:17:32,360 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:17:32,361 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:17:32,361 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:17:32,361 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:17:32,362 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:17:32,362 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:17:32,363 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:17:32,363 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:17:32,363 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:17:32,364 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:17:32,365 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:17:32,365 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:17:32,366 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:17:32,366 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:17:32,367 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:17:32,367 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_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 544626e94f40206369c38a1538bf2cfb69086483d37ca14c4258f4bbade04394 [2023-11-19 05:17:32,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:17:32,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:17:32,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:17:32,681 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:17:32,681 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:17:32,684 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-88.i [2023-11-19 05:17:35,773 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:17:36,016 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:17:36,017 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-88.i [2023-11-19 05:17:36,028 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/data/43b22029d/5b1bab034ca5453e90ca8dd0a93486da/FLAGa99d649f5 [2023-11-19 05:17:36,044 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/data/43b22029d/5b1bab034ca5453e90ca8dd0a93486da [2023-11-19 05:17:36,047 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:17:36,049 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:17:36,051 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:17:36,051 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:17:36,058 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:17:36,059 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:17:36" (1/1) ... [2023-11-19 05:17:36,060 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ca473bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:36, skipping insertion in model container [2023-11-19 05:17:36,060 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:17:36" (1/1) ... [2023-11-19 05:17:36,097 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:17:36,306 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_9758cad0-1344-48ea-9843-0642fdf5bd78/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-88.i[919,932] [2023-11-19 05:17:36,433 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:17:36,446 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:17:36,459 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_9758cad0-1344-48ea-9843-0642fdf5bd78/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-88.i[919,932] [2023-11-19 05:17:36,537 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:17:36,566 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:17:36,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:36 WrapperNode [2023-11-19 05:17:36,567 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:17:36,569 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:17:36,569 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:17:36,569 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:17:36,575 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:36" (1/1) ... [2023-11-19 05:17:36,588 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:36" (1/1) ... [2023-11-19 05:17:36,658 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 238 [2023-11-19 05:17:36,659 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:17:36,660 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:17:36,660 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:17:36,660 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:17:36,670 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:36" (1/1) ... [2023-11-19 05:17:36,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:36" (1/1) ... [2023-11-19 05:17:36,676 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:36" (1/1) ... [2023-11-19 05:17:36,676 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:36" (1/1) ... [2023-11-19 05:17:36,708 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:36" (1/1) ... [2023-11-19 05:17:36,728 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:36" (1/1) ... [2023-11-19 05:17:36,732 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:36" (1/1) ... [2023-11-19 05:17:36,736 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:36" (1/1) ... [2023-11-19 05:17:36,755 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:17:36,775 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:17:36,775 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:17:36,775 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:17:36,776 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:36" (1/1) ... [2023-11-19 05:17:36,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:17:36,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:17:36,816 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:17:36,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:17:36,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:17:36,862 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:17:36,862 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:17:36,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:17:36,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:17:36,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:17:37,007 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:17:37,010 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:17:37,604 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:17:38,135 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:17:38,136 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:17:38,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:17:38 BoogieIcfgContainer [2023-11-19 05:17:38,143 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:17:38,147 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:17:38,147 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:17:38,151 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:17:38,151 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:17:36" (1/3) ... [2023-11-19 05:17:38,152 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5582010e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:17:38, skipping insertion in model container [2023-11-19 05:17:38,153 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:36" (2/3) ... [2023-11-19 05:17:38,156 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5582010e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:17:38, skipping insertion in model container [2023-11-19 05:17:38,156 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:17:38" (3/3) ... [2023-11-19 05:17:38,157 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-88.i [2023-11-19 05:17:38,179 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:17:38,179 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:17:38,253 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:17:38,260 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;@5e5b2412, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:17:38,261 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:17:38,266 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 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) [2023-11-19 05:17:38,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-19 05:17:38,291 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:17:38,292 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, 1] [2023-11-19 05:17:38,293 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:17:38,297 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:17:38,298 INFO L85 PathProgramCache]: Analyzing trace with hash 748137514, now seen corresponding path program 1 times [2023-11-19 05:17:38,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:17:38,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575064415] [2023-11-19 05:17:38,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:38,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:17:38,549 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:17:38,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1349511122] [2023-11-19 05:17:38,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:38,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:17:38,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:17:38,553 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:17:38,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:17:38,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:17:38,867 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:17:39,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:17:39,159 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:17:39,162 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:17:39,163 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:17:39,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-19 05:17:39,373 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:17:39,381 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:17:39,388 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:17:39,562 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:17:39 BoogieIcfgContainer [2023-11-19 05:17:39,563 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:17:39,563 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:17:39,563 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:17:39,564 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:17:39,564 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:17:38" (3/4) ... [2023-11-19 05:17:39,566 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:17:39,568 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:17:39,569 INFO L158 Benchmark]: Toolchain (without parser) took 3520.00ms. Allocated memory is still 186.6MB. Free memory was 146.9MB in the beginning and 88.8MB in the end (delta: 58.1MB). Peak memory consumption was 60.2MB. Max. memory is 16.1GB. [2023-11-19 05:17:39,570 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory was 84.8MB in the beginning and 84.7MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:17:39,571 INFO L158 Benchmark]: CACSL2BoogieTranslator took 516.60ms. Allocated memory is still 186.6MB. Free memory was 146.5MB in the beginning and 130.7MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 05:17:39,573 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.57ms. Allocated memory is still 186.6MB. Free memory was 130.7MB in the beginning and 125.5MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 05:17:39,577 INFO L158 Benchmark]: Boogie Preprocessor took 114.41ms. Allocated memory is still 186.6MB. Free memory was 125.5MB in the beginning and 122.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:17:39,579 INFO L158 Benchmark]: RCFGBuilder took 1367.77ms. Allocated memory is still 186.6MB. Free memory was 122.4MB in the beginning and 147.5MB in the end (delta: -25.2MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. [2023-11-19 05:17:39,580 INFO L158 Benchmark]: TraceAbstraction took 1415.77ms. Allocated memory is still 186.6MB. Free memory was 146.5MB in the beginning and 89.9MB in the end (delta: 56.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-19 05:17:39,581 INFO L158 Benchmark]: Witness Printer took 4.69ms. Allocated memory is still 186.6MB. Free memory was 89.9MB in the beginning and 88.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:17:39,589 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory was 84.8MB in the beginning and 84.7MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 516.60ms. Allocated memory is still 186.6MB. Free memory was 146.5MB in the beginning and 130.7MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.57ms. Allocated memory is still 186.6MB. Free memory was 130.7MB in the beginning and 125.5MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 114.41ms. Allocated memory is still 186.6MB. Free memory was 125.5MB in the beginning and 122.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1367.77ms. Allocated memory is still 186.6MB. Free memory was 122.4MB in the beginning and 147.5MB in the end (delta: -25.2MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1415.77ms. Allocated memory is still 186.6MB. Free memory was 146.5MB in the beginning and 89.9MB in the end (delta: 56.6MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Witness Printer took 4.69ms. Allocated memory is still 186.6MB. Free memory was 89.9MB in the beginning and 88.8MB in the end (delta: 1.0MB). 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 95, overapproximation of shiftLeft at line 121, overapproximation of bitwiseOr at line 122, overapproximation of someBinaryArithmeticDOUBLEoperation at line 98, overapproximation of someBinaryDOUBLEComparisonOperation at line 70. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 15.8; [L23] float var_1_2 = 9.5; [L24] float var_1_4 = 127.6; [L25] double var_1_5 = 100000000000000.5; [L26] double var_1_6 = 100000000000000.7; [L27] double var_1_7 = 256.75; [L28] unsigned char var_1_8 = 0; [L29] unsigned char var_1_9 = 1; [L30] unsigned char var_1_10 = 0; [L31] unsigned char var_1_11 = 0; [L32] signed char var_1_12 = 0; [L33] signed char var_1_13 = 2; [L34] unsigned char var_1_14 = 1; [L35] unsigned char var_1_16 = 10; [L36] unsigned char var_1_18 = 4; [L37] unsigned char var_1_19 = 8; [L38] unsigned char var_1_20 = 8; [L39] unsigned short int var_1_21 = 128; [L40] unsigned char var_1_22 = 0; [L41] unsigned short int var_1_24 = 34649; [L42] unsigned long int var_1_25 = 32; [L43] signed short int var_1_33 = -8; [L44] unsigned char var_1_34 = 64; [L45] unsigned char var_1_36 = 0; [L46] unsigned short int var_1_43 = 8; [L47] signed char var_1_44 = 64; [L48] unsigned long int var_1_48 = 10; [L49] unsigned long int var_1_49 = 4111364598; [L50] double var_1_50 = 31.4; [L51] double var_1_51 = 128.125; [L52] unsigned short int var_1_52 = 256; [L53] unsigned char last_1_var_1_8 = 0; [L54] unsigned short int last_1_var_1_21 = 128; [L55] unsigned char last_1_var_1_22 = 0; [L201] isInitial = 1 [L202] FCALL initially() [L203] COND TRUE 1 [L204] CALL updateLastVariables() [L192] last_1_var_1_8 = var_1_8 [L193] last_1_var_1_21 = var_1_21 [L194] last_1_var_1_22 = var_1_22 [L204] RET updateLastVariables() [L205] CALL updateVariables() [L145] var_1_2 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=638/5, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=638/5, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L147] var_1_4 = __VERIFIER_nondet_float() [L148] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L149] var_1_5 = __VERIFIER_nondet_double() [L150] CALL assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L151] var_1_6 = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L153] var_1_7 = __VERIFIER_nondet_double() [L154] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L155] var_1_9 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L157] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L158] var_1_10 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L160] CALL assume_abort_if_not(var_1_10 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_10 <= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L161] var_1_11 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L163] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L164] var_1_13 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_13 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_13 >= -127) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L166] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L167] var_1_16 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L169] CALL assume_abort_if_not(var_1_16 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_16 <= 255) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L170] CALL assume_abort_if_not(var_1_16 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_16 != 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L171] var_1_18 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=64, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=64, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L173] CALL assume_abort_if_not(var_1_18 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=64, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_18 <= 64) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=64, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L174] var_1_19 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L176] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L177] var_1_20 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L179] CALL assume_abort_if_not(var_1_20 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_20 <= 127) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L180] var_1_24 = __VERIFIER_nondet_ushort() [L181] CALL assume_abort_if_not(var_1_24 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_24 >= 32767) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L182] CALL assume_abort_if_not(var_1_24 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_24 <= 65535) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=4111364598, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L183] var_1_49 = __VERIFIER_nondet_ulong() [L184] CALL assume_abort_if_not(var_1_49 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=2147483647, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_49 >= 2147483647) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=2147483647, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L185] CALL assume_abort_if_not(var_1_49 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=2147483647, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_49 <= 4294967294) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=2147483647, var_1_4=2, var_1_50=157/5, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L186] var_1_50 = __VERIFIER_nondet_double() [L187] CALL assume_abort_if_not((var_1_50 >= 0.0F && var_1_50 <= -1.0e-20F) || (var_1_50 <= 9223372.036854776000e+12F && var_1_50 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=2147483647, var_1_4=2, var_1_50=6, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_50 >= 0.0F && var_1_50 <= -1.0e-20F) || (var_1_50 <= 9223372.036854776000e+12F && var_1_50 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=2147483647, var_1_4=2, var_1_50=6, var_1_51=1025/8, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L188] var_1_51 = __VERIFIER_nondet_double() [L189] CALL assume_abort_if_not((var_1_51 >= 0.0F && var_1_51 <= -1.0e-20F) || (var_1_51 <= 9223372.036854776000e+12F && var_1_51 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=2147483647, var_1_4=2, var_1_50=6, var_1_51=7, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not((var_1_51 >= 0.0F && var_1_51 <= -1.0e-20F) || (var_1_51 <= 9223372.036854776000e+12F && var_1_51 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-127, var_1_14=1, var_1_16=255, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=0, var_1_24=32767, var_1_25=32, var_1_33=-8, var_1_34=64, var_1_36=0, var_1_43=8, var_1_44=64, var_1_48=10, var_1_49=2147483647, var_1_4=2, var_1_50=6, var_1_51=7, var_1_52=256, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L205] RET updateVariables() [L206] CALL step() [L59] COND FALSE !(var_1_8 && var_1_10) [L66] var_1_25 = var_1_14 [L68] var_1_33 = var_1_16 [L69] var_1_34 = var_1_19 [L70] COND TRUE (((((var_1_4) < (var_1_6)) ? (var_1_4) : (var_1_6))) / 8.6f) <= ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) [L71] COND FALSE !(var_1_11 || (var_1_24 <= var_1_20)) [L75] COND TRUE var_1_24 != var_1_14 [L76] var_1_43 = ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20))) [L80] COND TRUE var_1_7 < 2.4f [L81] COND TRUE var_1_24 >= (var_1_16 >> 31) [L82] var_1_44 = ((((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) < (((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))))) ? (((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) : (((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))))) [L87] COND TRUE var_1_22 >= var_1_19 [L88] var_1_48 = (var_1_49 - var_1_16) [L94] var_1_52 = var_1_20 [L95] COND FALSE !(64.5f <= var_1_2) [L106] COND TRUE var_1_1 > ((var_1_1 * var_1_5) + 5.3) [L107] COND FALSE !((var_1_7 + var_1_1) < var_1_6) [L110] var_1_8 = var_1_10 [L115] signed long int stepLocal_0 = (last_1_var_1_22 / var_1_16) * last_1_var_1_21; [L116] COND FALSE !(last_1_var_1_21 < stepLocal_0) [L119] var_1_14 = var_1_18 [L121] EXPR var_1_18 << var_1_14 [L121] signed long int stepLocal_3 = var_1_18 << var_1_14; [L122] EXPR var_1_14 | var_1_18 [L122] signed long int stepLocal_2 = (var_1_14 | var_1_18) / (var_1_24 - 1); [L123] COND FALSE !(var_1_19 == stepLocal_3) [L130] var_1_22 = 64 [L132] COND TRUE ((- var_1_1) / 24.75) < var_1_6 [L133] COND FALSE !(var_1_7 >= var_1_1) [L136] var_1_12 = var_1_13 [L139] unsigned char stepLocal_1 = var_1_10; [L140] COND FALSE !(var_1_8 && stepLocal_1) [L206] RET step() [L207] CALL, EXPR property() [L197] EXPR ((((((64.5f <= var_1_2) ? (last_1_var_1_8 ? ((var_1_2 == var_1_4) ? (var_1_1 == ((double) (var_1_5 + ((((((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) < (50.25)) ? (((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) : (50.25)))))) : (var_1_1 == ((double) var_1_7))) : (var_1_1 == ((double) var_1_5))) : 1) && ((var_1_1 > ((var_1_1 * var_1_5) + 5.3)) ? (((var_1_7 + var_1_1) < var_1_6) ? (var_1_8 == ((unsigned char) var_1_9)) : (var_1_8 == ((unsigned char) var_1_10))) : (var_1_8 == ((unsigned char) var_1_11)))) && ((((- var_1_1) / 24.75) < var_1_6) ? ((var_1_7 >= var_1_1) ? (var_1_12 == ((signed char) var_1_13)) : (var_1_12 == ((signed char) var_1_13))) : 1)) && ((last_1_var_1_21 < ((last_1_var_1_22 / var_1_16) * last_1_var_1_21)) ? (var_1_14 == ((unsigned char) ((var_1_18 + var_1_19) + var_1_20))) : (var_1_14 == ((unsigned char) var_1_18)))) && ((var_1_8 && var_1_10) ? (var_1_21 == ((unsigned short int) ((((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) > (2)) ? (((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) : (2))))) : 1)) && ((var_1_19 == (var_1_18 << var_1_14)) ? ((last_1_var_1_22 >= ((var_1_14 | var_1_18) / (var_1_24 - 1))) ? (var_1_22 == ((unsigned char) 2)) : (var_1_22 == ((unsigned char) var_1_20))) : (var_1_22 == ((unsigned char) 64))) [L197-L198] return ((((((64.5f <= var_1_2) ? (last_1_var_1_8 ? ((var_1_2 == var_1_4) ? (var_1_1 == ((double) (var_1_5 + ((((((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) < (50.25)) ? (((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) : (50.25)))))) : (var_1_1 == ((double) var_1_7))) : (var_1_1 == ((double) var_1_5))) : 1) && ((var_1_1 > ((var_1_1 * var_1_5) + 5.3)) ? (((var_1_7 + var_1_1) < var_1_6) ? (var_1_8 == ((unsigned char) var_1_9)) : (var_1_8 == ((unsigned char) var_1_10))) : (var_1_8 == ((unsigned char) var_1_11)))) && ((((- var_1_1) / 24.75) < var_1_6) ? ((var_1_7 >= var_1_1) ? (var_1_12 == ((signed char) var_1_13)) : (var_1_12 == ((signed char) var_1_13))) : 1)) && ((last_1_var_1_21 < ((last_1_var_1_22 / var_1_16) * last_1_var_1_21)) ? (var_1_14 == ((unsigned char) ((var_1_18 + var_1_19) + var_1_20))) : (var_1_14 == ((unsigned char) var_1_18)))) && ((var_1_8 && var_1_10) ? (var_1_21 == ((unsigned short int) ((((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) > (2)) ? (((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) : (2))))) : 1)) && ((var_1_19 == (var_1_18 << var_1_14)) ? ((last_1_var_1_22 >= ((var_1_14 | var_1_18) / (var_1_24 - 1))) ? (var_1_22 == ((unsigned char) 2)) : (var_1_22 == ((unsigned char) var_1_20))) : (var_1_22 == ((unsigned char) 64))) ; [L207] RET, EXPR property() [L207] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=-127, var_1_13=-127, var_1_14=64, var_1_16=255, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=64, var_1_24=32767, var_1_25=1, var_1_33=255, var_1_34=0, var_1_36=0, var_1_43=1, var_1_44=0, var_1_48=2147483392, var_1_49=2147483647, var_1_4=2, var_1_50=6, var_1_51=7, var_1_52=1, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=-127, var_1_13=-127, var_1_14=64, var_1_16=255, var_1_18=64, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=128, var_1_22=64, var_1_24=32767, var_1_25=1, var_1_33=255, var_1_34=0, var_1_36=0, var_1_43=1, var_1_44=0, var_1_48=2147483392, var_1_49=2147483647, var_1_4=2, var_1_50=6, var_1_51=7, var_1_52=1, var_1_5=3, var_1_6=4, var_1_7=5, var_1_8=0, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, 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=54occurred 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, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 105 NumberOfCodeBlocks, 105 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 [2023-11-19 05:17:39,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/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_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-88.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ --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 544626e94f40206369c38a1538bf2cfb69086483d37ca14c4258f4bbade04394 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:17:42,278 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:17:42,366 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:17:42,372 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:17:42,374 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:17:42,429 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:17:42,429 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:17:42,430 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:17:42,432 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:17:42,437 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:17:42,438 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:17:42,438 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:17:42,439 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:17:42,441 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:17:42,441 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:17:42,442 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:17:42,443 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:17:42,444 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:17:42,444 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:17:42,445 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:17:42,446 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:17:42,446 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:17:42,447 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:17:42,447 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:17:42,447 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:17:42,448 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:17:42,448 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:17:42,449 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:17:42,449 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:17:42,449 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:17:42,451 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:17:42,451 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:17:42,451 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:17:42,452 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:17:42,452 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:17:42,452 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:17:42,453 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:17:42,453 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:17:42,453 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:17:42,454 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:17:42,454 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:17:42,455 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:17:42,455 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_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 544626e94f40206369c38a1538bf2cfb69086483d37ca14c4258f4bbade04394 [2023-11-19 05:17:42,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:17:42,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:17:42,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:17:42,954 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:17:42,955 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:17:42,956 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-88.i [2023-11-19 05:17:46,251 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:17:46,570 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:17:46,571 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-88.i [2023-11-19 05:17:46,587 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/data/808715369/a12c657368044658b02af255efecae6a/FLAG5e48e69a2 [2023-11-19 05:17:46,601 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/data/808715369/a12c657368044658b02af255efecae6a [2023-11-19 05:17:46,604 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:17:46,606 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:17:46,607 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:17:46,607 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:17:46,613 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:17:46,614 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:17:46" (1/1) ... [2023-11-19 05:17:46,615 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c570acc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:46, skipping insertion in model container [2023-11-19 05:17:46,616 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:17:46" (1/1) ... [2023-11-19 05:17:46,651 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:17:46,803 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_9758cad0-1344-48ea-9843-0642fdf5bd78/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-88.i[919,932] [2023-11-19 05:17:46,874 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:17:46,899 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:17:46,910 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_9758cad0-1344-48ea-9843-0642fdf5bd78/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-88.i[919,932] [2023-11-19 05:17:47,002 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:17:47,034 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:17:47,034 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:47 WrapperNode [2023-11-19 05:17:47,035 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:17:47,036 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:17:47,036 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:17:47,036 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:17:47,045 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:47" (1/1) ... [2023-11-19 05:17:47,080 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:47" (1/1) ... [2023-11-19 05:17:47,119 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 201 [2023-11-19 05:17:47,120 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:17:47,121 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:17:47,121 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:17:47,121 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:17:47,131 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:47" (1/1) ... [2023-11-19 05:17:47,131 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:47" (1/1) ... [2023-11-19 05:17:47,137 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:47" (1/1) ... [2023-11-19 05:17:47,137 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:47" (1/1) ... [2023-11-19 05:17:47,152 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:47" (1/1) ... [2023-11-19 05:17:47,157 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:47" (1/1) ... [2023-11-19 05:17:47,161 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:47" (1/1) ... [2023-11-19 05:17:47,164 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:47" (1/1) ... [2023-11-19 05:17:47,170 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:17:47,171 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:17:47,171 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:17:47,171 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:17:47,172 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:47" (1/1) ... [2023-11-19 05:17:47,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:17:47,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:17:47,213 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:17:47,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:17:47,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:17:47,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:17:47,253 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:17:47,253 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:17:47,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:17:47,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:17:47,350 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:17:47,353 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:17:58,163 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:17:58,178 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:17:58,178 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:17:58,184 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:17:58 BoogieIcfgContainer [2023-11-19 05:17:58,206 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:17:58,209 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:17:58,209 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:17:58,212 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:17:58,213 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:17:46" (1/3) ... [2023-11-19 05:17:58,214 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@677108d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:17:58, skipping insertion in model container [2023-11-19 05:17:58,214 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:47" (2/3) ... [2023-11-19 05:17:58,214 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@677108d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:17:58, skipping insertion in model container [2023-11-19 05:17:58,215 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:17:58" (3/3) ... [2023-11-19 05:17:58,216 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-88.i [2023-11-19 05:17:58,238 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:17:58,238 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:17:58,305 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:17:58,312 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;@ec1c8cd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:17:58,313 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:17:58,318 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 58 states have (on average 1.4310344827586208) internal successors, (83), 59 states have internal predecessors, (83), 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) [2023-11-19 05:17:58,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-19 05:17:58,338 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:17:58,339 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, 1, 1, 1, 1, 1, 1] [2023-11-19 05:17:58,340 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:17:58,346 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:17:58,346 INFO L85 PathProgramCache]: Analyzing trace with hash -528083750, now seen corresponding path program 1 times [2023-11-19 05:17:58,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:17:58,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1550945807] [2023-11-19 05:17:58,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:58,364 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 [2023-11-19 05:17:58,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:17:58,395 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:17:58,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:18:00,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:00,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:18:00,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:18:00,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 758 proven. 0 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2023-11-19 05:18:00,311 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:18:00,312 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:18:00,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1550945807] [2023-11-19 05:18:00,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1550945807] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:18:00,313 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:18:00,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:18:00,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547055123] [2023-11-19 05:18:00,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:18:00,325 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:18:00,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:18:00,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:18:00,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:18:00,373 INFO L87 Difference]: Start difference. First operand has 89 states, 58 states have (on average 1.4310344827586208) internal successors, (83), 59 states have internal predecessors, (83), 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 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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) [2023-11-19 05:18:00,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:18:00,409 INFO L93 Difference]: Finished difference Result 171 states and 300 transitions. [2023-11-19 05:18:00,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:18:00,411 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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 182 [2023-11-19 05:18:00,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:18:00,420 INFO L225 Difference]: With dead ends: 171 [2023-11-19 05:18:00,421 INFO L226 Difference]: Without dead ends: 85 [2023-11-19 05:18:00,425 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:18:00,429 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 131 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:18:00,430 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:18:00,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2023-11-19 05:18:00,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2023-11-19 05:18:00,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 55 states have (on average 1.3636363636363635) internal successors, (75), 55 states have internal predecessors, (75), 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) [2023-11-19 05:18:00,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 131 transitions. [2023-11-19 05:18:00,484 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 131 transitions. Word has length 182 [2023-11-19 05:18:00,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:18:00,485 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 131 transitions. [2023-11-19 05:18:00,486 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 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) [2023-11-19 05:18:00,486 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 131 transitions. [2023-11-19 05:18:00,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-19 05:18:00,490 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:18:00,491 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, 1, 1, 1, 1, 1, 1] [2023-11-19 05:18:00,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:18:00,713 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:18:00,713 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:18:00,714 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:18:00,714 INFO L85 PathProgramCache]: Analyzing trace with hash 1201006178, now seen corresponding path program 1 times [2023-11-19 05:18:00,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:18:00,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1384170933] [2023-11-19 05:18:00,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:00,716 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 [2023-11-19 05:18:00,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:18:00,718 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:18:00,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:18:02,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:02,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:18:02,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:18:04,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 651 proven. 57 refuted. 0 times theorem prover too weak. 804 trivial. 0 not checked. [2023-11-19 05:18:04,661 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:18:06,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 24 proven. 57 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-19 05:18:06,037 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:18:06,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1384170933] [2023-11-19 05:18:06,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1384170933] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:18:06,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1444351039] [2023-11-19 05:18:06,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:06,043 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:18:06,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:18:06,048 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:18:06,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 05:18:10,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:10,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 05:18:10,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:18:12,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 651 proven. 57 refuted. 0 times theorem prover too weak. 804 trivial. 0 not checked. [2023-11-19 05:18:12,246 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:18:13,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 24 proven. 57 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-19 05:18:13,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1444351039] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:18:13,193 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1221674267] [2023-11-19 05:18:13,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:13,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:18:13,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:18:13,202 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:18:13,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-19 05:18:14,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:14,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 300 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:18:14,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:18:15,872 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 651 proven. 57 refuted. 0 times theorem prover too weak. 804 trivial. 0 not checked. [2023-11-19 05:18:15,872 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:18:16,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 24 proven. 57 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-19 05:18:16,857 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1221674267] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:18:16,857 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-19 05:18:16,857 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 8 [2023-11-19 05:18:16,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239546839] [2023-11-19 05:18:16,858 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-19 05:18:16,861 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 05:18:16,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:18:16,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 05:18:16,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-19 05:18:16,863 INFO L87 Difference]: Start difference. First operand 85 states and 131 transitions. Second operand has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 2 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2023-11-19 05:18:21,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:18:23,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:18:25,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:18:27,647 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:18:27,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:18:27,651 INFO L93 Difference]: Finished difference Result 174 states and 264 transitions. [2023-11-19 05:18:27,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-19 05:18:27,725 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 2 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) Word has length 182 [2023-11-19 05:18:27,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:18:27,729 INFO L225 Difference]: With dead ends: 174 [2023-11-19 05:18:27,729 INFO L226 Difference]: Without dead ends: 92 [2023-11-19 05:18:27,731 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1091 GetRequests, 1077 SyntacticMatches, 3 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2023-11-19 05:18:27,732 INFO L413 NwaCegarLoop]: 90 mSDtfsCounter, 97 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 27 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 299 SdHoareTripleChecker+Invalid, 234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.5s IncrementalHoareTripleChecker+Time [2023-11-19 05:18:27,732 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 299 Invalid, 234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 203 Invalid, 4 Unknown, 0 Unchecked, 10.5s Time] [2023-11-19 05:18:27,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2023-11-19 05:18:27,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 88. [2023-11-19 05:18:27,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 57 states have (on average 1.2982456140350878) internal successors, (74), 57 states have internal predecessors, (74), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 05:18:27,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 130 transitions. [2023-11-19 05:18:27,767 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 130 transitions. Word has length 182 [2023-11-19 05:18:27,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:18:27,769 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 130 transitions. [2023-11-19 05:18:27,769 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.75) internal successors, (54), 8 states have internal predecessors, (54), 2 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2023-11-19 05:18:27,770 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 130 transitions. [2023-11-19 05:18:27,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-19 05:18:27,776 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:18:27,777 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, 1, 1, 1, 1, 1, 1] [2023-11-19 05:18:27,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-19 05:18:28,000 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-19 05:18:28,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-19 05:18:28,383 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:18:28,383 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:18:28,383 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:18:28,383 INFO L85 PathProgramCache]: Analyzing trace with hash 1202853220, now seen corresponding path program 1 times [2023-11-19 05:18:28,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:18:28,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1998250063] [2023-11-19 05:18:28,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:28,386 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 [2023-11-19 05:18:28,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:18:28,387 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:18:28,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9758cad0-1344-48ea-9843-0642fdf5bd78/bin/utaipan-verify-t7M7D8N6sZ/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 (6)] Waiting until timeout for monitored process [2023-11-19 05:18:30,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:30,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 05:18:30,068 INFO L285 TraceCheckSpWp]: Computing forward predicates...