./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-99.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-99.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh --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 f6ee447c7e2a33b057c7384920850590609d138561b6640748037a1ea4c17068 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 16:34:54,638 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 16:34:54,702 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 16:34:54,706 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 16:34:54,707 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 16:34:54,731 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 16:34:54,731 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 16:34:54,732 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 16:34:54,733 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 16:34:54,733 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 16:34:54,734 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 16:34:54,734 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 16:34:54,735 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 16:34:54,735 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 16:34:54,736 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 16:34:54,736 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 16:34:54,737 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 16:34:54,737 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 16:34:54,738 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 16:34:54,738 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 16:34:54,738 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 16:34:54,739 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 16:34:54,740 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 16:34:54,740 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 16:34:54,741 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 16:34:54,741 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 16:34:54,741 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 16:34:54,742 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 16:34:54,742 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 16:34:54,742 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 16:34:54,743 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 16:34:54,743 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 16:34:54,743 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 16:34:54,743 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 16:34:54,744 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 16:34:54,744 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 16:34:54,744 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 16:34:54,744 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:34:54,744 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 16:34:54,745 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 16:34:54,745 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 16:34:54,745 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 16:34:54,745 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 16:34:54,746 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 16:34:54,746 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 16:34:54,746 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 16:34:54,746 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 16:34:54,746 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_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6ee447c7e2a33b057c7384920850590609d138561b6640748037a1ea4c17068 [2023-12-02 16:34:54,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 16:34:54,992 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 16:34:54,995 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 16:34:54,996 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 16:34:54,996 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 16:34:54,998 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-99.i [2023-12-02 16:34:57,781 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 16:34:57,973 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 16:34:57,973 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-99.i [2023-12-02 16:34:57,983 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/data/821385f59/7fc51cd6ac464d838dacd51a19228fb6/FLAG9baf4e352 [2023-12-02 16:34:57,995 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/data/821385f59/7fc51cd6ac464d838dacd51a19228fb6 [2023-12-02 16:34:57,997 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 16:34:57,998 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 16:34:58,000 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 16:34:58,000 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 16:34:58,005 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 16:34:58,005 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:34:57" (1/1) ... [2023-12-02 16:34:58,006 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@715b6349 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:34:58, skipping insertion in model container [2023-12-02 16:34:58,007 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:34:57" (1/1) ... [2023-12-02 16:34:58,051 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 16:34:58,169 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_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-99.i[919,932] [2023-12-02 16:34:58,251 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:34:58,268 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 16:34:58,280 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_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-99.i[919,932] [2023-12-02 16:34:58,323 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:34:58,342 INFO L206 MainTranslator]: Completed translation [2023-12-02 16:34:58,343 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:34:58 WrapperNode [2023-12-02 16:34:58,343 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 16:34:58,344 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 16:34:58,344 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 16:34:58,345 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 16:34:58,352 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:34:58" (1/1) ... [2023-12-02 16:34:58,367 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:34:58" (1/1) ... [2023-12-02 16:34:58,414 INFO L138 Inliner]: procedures = 26, calls = 52, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 273 [2023-12-02 16:34:58,415 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 16:34:58,415 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 16:34:58,415 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 16:34:58,416 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 16:34:58,425 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:34:58" (1/1) ... [2023-12-02 16:34:58,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:34:58" (1/1) ... [2023-12-02 16:34:58,430 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:34:58" (1/1) ... [2023-12-02 16:34:58,431 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:34:58" (1/1) ... [2023-12-02 16:34:58,449 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:34:58" (1/1) ... [2023-12-02 16:34:58,454 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:34:58" (1/1) ... [2023-12-02 16:34:58,459 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:34:58" (1/1) ... [2023-12-02 16:34:58,462 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:34:58" (1/1) ... [2023-12-02 16:34:58,470 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 16:34:58,471 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 16:34:58,471 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 16:34:58,471 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 16:34:58,472 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:34:58" (1/1) ... [2023-12-02 16:34:58,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:34:58,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:34:58,500 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 16:34:58,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 16:34:58,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 16:34:58,535 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 16:34:58,535 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 16:34:58,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 16:34:58,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 16:34:58,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 16:34:58,641 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 16:34:58,644 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 16:34:59,044 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 16:34:59,343 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 16:34:59,343 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 16:34:59,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:34:59 BoogieIcfgContainer [2023-12-02 16:34:59,345 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 16:34:59,347 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 16:34:59,348 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 16:34:59,351 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 16:34:59,351 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 04:34:57" (1/3) ... [2023-12-02 16:34:59,352 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d1fdb76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:34:59, skipping insertion in model container [2023-12-02 16:34:59,352 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:34:58" (2/3) ... [2023-12-02 16:34:59,352 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d1fdb76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:34:59, skipping insertion in model container [2023-12-02 16:34:59,352 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:34:59" (3/3) ... [2023-12-02 16:34:59,353 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-99.i [2023-12-02 16:34:59,372 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 16:34:59,372 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 16:34:59,421 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 16:34:59,428 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;@4e6210be, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 16:34:59,428 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 16:34:59,433 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 28 states have internal predecessors, (30), 39 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2023-12-02 16:34:59,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-12-02 16:34:59,448 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:34:59,449 INFO L195 NwaCegarLoop]: trace histogram [39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:34:59,449 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:34:59,454 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:34:59,455 INFO L85 PathProgramCache]: Analyzing trace with hash -730885452, now seen corresponding path program 1 times [2023-12-02 16:34:59,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:34:59,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261229524] [2023-12-02 16:34:59,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:34:59,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:34:59,643 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 16:34:59,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2083047748] [2023-12-02 16:34:59,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:34:59,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:34:59,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:34:59,645 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 16:34:59,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 16:34:59,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 16:34:59,954 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 16:35:00,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 16:35:00,229 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 16:35:00,231 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 16:35:00,232 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 16:35:00,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 16:35:00,435 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 16:35:00,439 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 16:35:00,443 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 16:35:00,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 04:35:00 BoogieIcfgContainer [2023-12-02 16:35:00,567 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 16:35:00,567 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 16:35:00,567 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 16:35:00,568 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 16:35:00,568 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:34:59" (3/4) ... [2023-12-02 16:35:00,570 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 16:35:00,571 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 16:35:00,573 INFO L158 Benchmark]: Toolchain (without parser) took 2573.71ms. Allocated memory was 136.3MB in the beginning and 165.7MB in the end (delta: 29.4MB). Free memory was 98.1MB in the beginning and 87.7MB in the end (delta: 10.4MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2023-12-02 16:35:00,573 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 98.6MB. Free memory is still 49.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 16:35:00,574 INFO L158 Benchmark]: CACSL2BoogieTranslator took 343.89ms. Allocated memory is still 136.3MB. Free memory was 97.8MB in the beginning and 81.3MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 16:35:00,574 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.52ms. Allocated memory is still 136.3MB. Free memory was 81.3MB in the beginning and 76.2MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 16:35:00,575 INFO L158 Benchmark]: Boogie Preprocessor took 54.55ms. Allocated memory is still 136.3MB. Free memory was 76.2MB in the beginning and 73.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 16:35:00,575 INFO L158 Benchmark]: RCFGBuilder took 874.39ms. Allocated memory is still 136.3MB. Free memory was 73.6MB in the beginning and 81.2MB in the end (delta: -7.7MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2023-12-02 16:35:00,576 INFO L158 Benchmark]: TraceAbstraction took 1219.38ms. Allocated memory was 136.3MB in the beginning and 165.7MB in the end (delta: 29.4MB). Free memory was 80.5MB in the beginning and 87.7MB in the end (delta: -7.2MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2023-12-02 16:35:00,576 INFO L158 Benchmark]: Witness Printer took 4.06ms. Allocated memory is still 165.7MB. Free memory is still 87.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 16:35:00,580 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 98.6MB. Free memory is still 49.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 343.89ms. Allocated memory is still 136.3MB. Free memory was 97.8MB in the beginning and 81.3MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.52ms. Allocated memory is still 136.3MB. Free memory was 81.3MB in the beginning and 76.2MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.55ms. Allocated memory is still 136.3MB. Free memory was 76.2MB in the beginning and 73.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 874.39ms. Allocated memory is still 136.3MB. Free memory was 73.6MB in the beginning and 81.2MB in the end (delta: -7.7MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1219.38ms. Allocated memory was 136.3MB in the beginning and 165.7MB in the end (delta: 29.4MB). Free memory was 80.5MB in the beginning and 87.7MB in the end (delta: -7.2MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * Witness Printer took 4.06ms. Allocated memory is still 165.7MB. Free memory is still 87.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftRight at line 69, overapproximation of bitwiseOr at line 139, overapproximation of someBinaryArithmeticDOUBLEoperation at line 122, overapproximation of someBinaryDOUBLEComparisonOperation at line 129. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 0; [L25] unsigned char var_1_4 = 0; [L26] unsigned char var_1_5 = 0; [L27] signed long int var_1_6 = 25; [L28] double var_1_10 = 99999999999.25; [L29] double var_1_11 = 255.25; [L30] double var_1_12 = 1.125; [L31] unsigned char var_1_13 = 2; [L32] unsigned char var_1_14 = 5; [L33] unsigned char var_1_15 = 32; [L34] unsigned char var_1_16 = 4; [L35] unsigned char var_1_17 = 2; [L36] signed char var_1_18 = 4; [L37] signed char var_1_19 = 16; [L38] signed char var_1_20 = 32; [L39] signed char var_1_21 = 25; [L40] signed char var_1_22 = 1; [L41] signed char var_1_23 = 100; [L42] double var_1_24 = 3.125; [L43] double var_1_25 = 0.0; [L44] unsigned short int var_1_26 = 32; [L45] unsigned short int var_1_27 = 36217; [L46] unsigned char var_1_28 = 2; [L47] signed long int var_1_29 = -25; [L48] signed char var_1_31 = 4; [L49] signed char var_1_33 = -4; [L50] signed char var_1_34 = 64; [L51] signed short int var_1_35 = -5; [L52] signed short int var_1_36 = 64; [L53] signed char var_1_37 = -5; [L54] unsigned char var_1_39 = 1; [L55] unsigned char var_1_40 = 1; [L56] signed char var_1_41 = -32; [L57] unsigned short int var_1_42 = 10; [L58] unsigned long int var_1_44 = 10; [L59] unsigned long int var_1_45 = 2602144630; [L60] unsigned long int var_1_46 = 4; [L61] signed long int var_1_47 = 16; [L62] unsigned char var_1_48 = 0; [L63] unsigned char var_1_49 = 0; [L64] unsigned char var_1_50 = 50; [L212] isInitial = 1 [L213] FCALL initially() [L214] COND TRUE 1 [L215] FCALL updateLastVariables() [L216] CALL updateVariables() [L144] var_1_2 = __VERIFIER_nondet_uchar() [L145] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L146] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L147] var_1_3 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L149] CALL assume_abort_if_not(var_1_3 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_3 <= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L150] var_1_4 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_50=50, var_1_5=0, var_1_6=25] [L152] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L153] var_1_5 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_6=25] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_6=25] [L155] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L156] var_1_11 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=399999999997/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L158] var_1_12 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L160] var_1_14 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L162] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L163] var_1_16 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L165] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L166] var_1_17 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L168] CALL assume_abort_if_not(var_1_17 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_17 <= 127) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L169] var_1_19 = __VERIFIER_nondet_char() [L170] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L171] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L172] var_1_20 = __VERIFIER_nondet_char() [L173] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L174] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L175] var_1_21 = __VERIFIER_nondet_char() [L176] CALL assume_abort_if_not(var_1_21 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_21 >= -63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L177] CALL assume_abort_if_not(var_1_21 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_21 <= 63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L178] var_1_22 = __VERIFIER_nondet_char() [L179] CALL assume_abort_if_not(var_1_22 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_22 >= -1) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L180] CALL assume_abort_if_not(var_1_22 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_22 <= 126) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L181] var_1_23 = __VERIFIER_nondet_char() [L182] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L183] CALL assume_abort_if_not(var_1_23 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_23 <= 126) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L184] var_1_25 = __VERIFIER_nondet_double() [L185] CALL assume_abort_if_not((var_1_25 >= 4611686.018427382800e+12F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not((var_1_25 >= 4611686.018427382800e+12F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L186] var_1_27 = __VERIFIER_nondet_ushort() [L187] CALL assume_abort_if_not(var_1_27 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_27 >= 32767) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L188] CALL assume_abort_if_not(var_1_27 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_27 <= 65534) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L189] var_1_33 = __VERIFIER_nondet_char() [L190] CALL assume_abort_if_not(var_1_33 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-97, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_33 >= -127) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-97, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L191] CALL assume_abort_if_not(var_1_33 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-97, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_33 <= 126) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-97, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L192] var_1_34 = __VERIFIER_nondet_char() [L193] CALL assume_abort_if_not(var_1_34 >= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-97, var_1_34=126, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_34 >= 63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-97, var_1_34=126, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L194] CALL assume_abort_if_not(var_1_34 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-97, var_1_34=126, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_34 <= 126) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-97, var_1_34=126, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L195] var_1_40 = __VERIFIER_nondet_uchar() [L196] CALL assume_abort_if_not(var_1_40 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-97, var_1_34=126, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_40 >= 1) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-97, var_1_34=126, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L197] CALL assume_abort_if_not(var_1_40 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-97, var_1_34=126, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_40 <= 1) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-97, var_1_34=126, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L198] var_1_45 = __VERIFIER_nondet_ulong() [L199] CALL assume_abort_if_not(var_1_45 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-97, var_1_34=126, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=4294967294, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_45 >= 2147483647) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-97, var_1_34=126, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=4294967294, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L200] CALL assume_abort_if_not(var_1_45 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-97, var_1_34=126, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=4294967294, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_45 <= 4294967294) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-97, var_1_34=126, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=4294967294, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L201] var_1_49 = __VERIFIER_nondet_uchar() [L202] CALL assume_abort_if_not(var_1_49 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-97, var_1_34=126, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=4294967294, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L202] RET assume_abort_if_not(var_1_49 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-97, var_1_34=126, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=4294967294, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L203] CALL assume_abort_if_not(var_1_49 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-97, var_1_34=126, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=4294967294, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L203] RET assume_abort_if_not(var_1_49 <= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=24, var_1_15=32, var_1_16=6, var_1_17=18, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=2, var_1_29=-25, var_1_2=1, var_1_31=4, var_1_33=-97, var_1_34=126, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=4294967294, var_1_46=4, var_1_47=16, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L216] RET updateVariables() [L217] CALL step() [L68] var_1_29 = var_1_28 [L69] EXPR var_1_13 >> var_1_28 [L69] COND FALSE !((var_1_13 >> var_1_28) >= var_1_6) [L72] var_1_31 = var_1_33 [L74] var_1_35 = var_1_34 [L75] COND TRUE var_1_13 < (var_1_28 * var_1_28) [L76] COND FALSE !(var_1_34 <= var_1_13) [L79] var_1_36 = var_1_6 [L82] COND TRUE \read(var_1_1) [L83] var_1_37 = var_1_33 [L87] var_1_39 = var_1_40 [L88] COND TRUE \read(var_1_40) [L89] var_1_41 = ((((4) < 0 ) ? -(4) : (4))) [L91] COND TRUE var_1_26 > var_1_18 [L92] var_1_42 = ((((((((var_1_34) < (var_1_15)) ? (var_1_34) : (var_1_15)))) > (((((32) < 0 ) ? -(32) : (32))))) ? (((((var_1_34) < (var_1_15)) ? (var_1_34) : (var_1_15)))) : (((((32) < 0 ) ? -(32) : (32)))))) [L96] COND TRUE var_1_15 <= var_1_34 [L97] var_1_44 = (((((((var_1_45 - var_1_34) < 0 ) ? -(var_1_45 - var_1_34) : (var_1_45 - var_1_34))) < 0 ) ? -((((var_1_45 - var_1_34) < 0 ) ? -(var_1_45 - var_1_34) : (var_1_45 - var_1_34))) : ((((var_1_45 - var_1_34) < 0 ) ? -(var_1_45 - var_1_34) : (var_1_45 - var_1_34))))) [L99] COND FALSE !(var_1_13 < var_1_13) [L102] var_1_47 = var_1_6 [L103] var_1_48 = var_1_49 [L104] var_1_50 = var_1_34 [L105] COND TRUE \read(var_1_2) [L106] var_1_1 = (var_1_3 || var_1_4) [L110] COND TRUE ! var_1_5 [L111] var_1_15 = (((((var_1_16 + var_1_17)) > (var_1_14)) ? ((var_1_16 + var_1_17)) : (var_1_14))) [L113] var_1_18 = ((((((var_1_19 - var_1_20) + var_1_21)) > ((var_1_22 - var_1_23))) ? (((var_1_19 - var_1_20) + var_1_21)) : ((var_1_22 - var_1_23)))) [L114] COND FALSE !(\read(var_1_1)) [L117] var_1_28 = var_1_16 [L118] var_1_6 = ((var_1_28 - var_1_26) + var_1_26) [L119] COND TRUE var_1_26 < (var_1_6 * var_1_28) [L120] COND FALSE !(\read(var_1_3)) [L128] signed long int stepLocal_0 = - var_1_26; [L129] COND FALSE !(var_1_12 != var_1_10) [L132] COND FALSE !(stepLocal_0 > var_1_14) [L135] var_1_13 = 25 [L138] signed char stepLocal_1 = var_1_23; [L139] EXPR var_1_20 ^ var_1_28 [L139] COND FALSE !(stepLocal_1 >= (var_1_20 ^ var_1_28)) [L217] RET step() [L218] CALL, EXPR property() [L208] EXPR ((((((var_1_2 ? (var_1_1 == ((unsigned char) (var_1_3 || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 || (var_1_4 || var_1_5))))) && (var_1_6 == ((signed long int) ((var_1_28 - var_1_26) + var_1_26)))) && ((var_1_26 < (var_1_6 * var_1_28)) ? (var_1_3 ? ((var_1_26 <= var_1_6) ? (var_1_10 == ((double) (var_1_11 - var_1_12))) : 1) : 1) : (var_1_10 == ((double) var_1_12)))) && ((var_1_12 != var_1_10) ? (var_1_13 == ((unsigned char) var_1_14)) : (((- var_1_26) > var_1_14) ? (var_1_13 == ((unsigned char) var_1_14)) : (var_1_13 == ((unsigned char) 25))))) && ((! var_1_5) ? (var_1_15 == ((unsigned char) (((((var_1_16 + var_1_17)) > (var_1_14)) ? ((var_1_16 + var_1_17)) : (var_1_14))))) : 1)) && (var_1_18 == ((signed char) ((((((var_1_19 - var_1_20) + var_1_21)) > ((var_1_22 - var_1_23))) ? (((var_1_19 - var_1_20) + var_1_21)) : ((var_1_22 - var_1_23))))))) && ((var_1_23 >= (var_1_20 ^ var_1_28)) ? (var_1_24 == ((double) ((((((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) > (((var_1_25 - 25.5) - 127.125))) ? (((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) : (((var_1_25 - 25.5) - 127.125)))))) : 1) [L208-L209] return ((((((((var_1_2 ? (var_1_1 == ((unsigned char) (var_1_3 || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 || (var_1_4 || var_1_5))))) && (var_1_6 == ((signed long int) ((var_1_28 - var_1_26) + var_1_26)))) && ((var_1_26 < (var_1_6 * var_1_28)) ? (var_1_3 ? ((var_1_26 <= var_1_6) ? (var_1_10 == ((double) (var_1_11 - var_1_12))) : 1) : 1) : (var_1_10 == ((double) var_1_12)))) && ((var_1_12 != var_1_10) ? (var_1_13 == ((unsigned char) var_1_14)) : (((- var_1_26) > var_1_14) ? (var_1_13 == ((unsigned char) var_1_14)) : (var_1_13 == ((unsigned char) 25))))) && ((! var_1_5) ? (var_1_15 == ((unsigned char) (((((var_1_16 + var_1_17)) > (var_1_14)) ? ((var_1_16 + var_1_17)) : (var_1_14))))) : 1)) && (var_1_18 == ((signed char) ((((((var_1_19 - var_1_20) + var_1_21)) > ((var_1_22 - var_1_23))) ? (((var_1_19 - var_1_20) + var_1_21)) : ((var_1_22 - var_1_23))))))) && ((var_1_23 >= (var_1_20 ^ var_1_28)) ? (var_1_24 == ((double) ((((((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) > (((var_1_25 - 25.5) - 127.125))) ? (((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) : (((var_1_25 - 25.5) - 127.125)))))) : 1)) && (var_1_1 ? (var_1_26 == ((unsigned short int) ((((((((var_1_18) < (var_1_14)) ? (var_1_18) : (var_1_14)))) < ((var_1_27 - var_1_17))) ? (((((var_1_18) < (var_1_14)) ? (var_1_18) : (var_1_14)))) : ((var_1_27 - var_1_17)))))) : 1)) && (var_1_28 == ((unsigned char) var_1_16)) ; [L218] RET, EXPR property() [L218] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=399999999997/4, var_1_11=0, var_1_12=0, var_1_13=25, var_1_14=24, var_1_15=24, var_1_16=6, var_1_17=18, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=6, var_1_29=2, var_1_2=1, var_1_31=-97, var_1_33=-97, var_1_34=126, var_1_35=126, var_1_36=25, var_1_37=-97, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=4, var_1_42=32, var_1_44=4294967168, var_1_45=4294967294, var_1_46=4, var_1_47=25, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=126, var_1_5=0, var_1_6=6] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=399999999997/4, var_1_11=0, var_1_12=0, var_1_13=25, var_1_14=24, var_1_15=24, var_1_16=6, var_1_17=18, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=1, var_1_21=1, var_1_22=1, var_1_23=1, var_1_24=25/8, var_1_26=32, var_1_27=65534, var_1_28=6, var_1_29=2, var_1_2=1, var_1_31=-97, var_1_33=-97, var_1_34=126, var_1_35=126, var_1_36=25, var_1_37=-97, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=4, var_1_42=32, var_1_44=4294967168, var_1_45=4294967294, var_1_46=4, var_1_47=25, var_1_48=0, var_1_49=0, var_1_4=0, var_1_50=126, var_1_5=0, var_1_6=6] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 69 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 39, 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=69occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 142 NumberOfCodeBlocks, 142 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 [2023-12-02 16:35:00,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-99.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh --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 f6ee447c7e2a33b057c7384920850590609d138561b6640748037a1ea4c17068 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 16:35:02,532 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 16:35:02,608 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 16:35:02,614 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 16:35:02,615 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 16:35:02,643 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 16:35:02,644 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 16:35:02,645 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 16:35:02,645 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 16:35:02,646 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 16:35:02,647 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 16:35:02,647 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 16:35:02,648 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 16:35:02,648 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 16:35:02,649 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 16:35:02,649 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 16:35:02,650 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 16:35:02,651 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 16:35:02,651 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 16:35:02,652 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 16:35:02,652 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 16:35:02,653 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 16:35:02,653 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 16:35:02,654 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 16:35:02,654 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 16:35:02,655 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 16:35:02,655 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 16:35:02,655 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 16:35:02,656 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 16:35:02,656 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 16:35:02,657 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 16:35:02,657 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 16:35:02,657 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 16:35:02,658 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 16:35:02,658 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:35:02,658 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 16:35:02,658 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 16:35:02,659 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 16:35:02,659 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 16:35:02,659 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 16:35:02,659 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 16:35:02,660 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 16:35:02,660 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 16:35:02,660 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 16:35:02,660 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_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6ee447c7e2a33b057c7384920850590609d138561b6640748037a1ea4c17068 [2023-12-02 16:35:02,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 16:35:02,969 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 16:35:02,971 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 16:35:02,972 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 16:35:02,972 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 16:35:02,973 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-99.i [2023-12-02 16:35:05,684 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 16:35:05,922 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 16:35:05,923 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-99.i [2023-12-02 16:35:05,934 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/data/9bfd3d88d/568db55101354a1c9f32dfe261948288/FLAG1891b3077 [2023-12-02 16:35:05,949 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/data/9bfd3d88d/568db55101354a1c9f32dfe261948288 [2023-12-02 16:35:05,952 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 16:35:05,954 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 16:35:05,955 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 16:35:05,955 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 16:35:05,960 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 16:35:05,961 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:35:05" (1/1) ... [2023-12-02 16:35:05,962 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@188ef777 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:35:05, skipping insertion in model container [2023-12-02 16:35:05,963 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:35:05" (1/1) ... [2023-12-02 16:35:06,000 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 16:35:06,152 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_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-99.i[919,932] [2023-12-02 16:35:06,228 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:35:06,247 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 16:35:06,260 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_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-99.i[919,932] [2023-12-02 16:35:06,303 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:35:06,323 INFO L206 MainTranslator]: Completed translation [2023-12-02 16:35:06,324 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:35:06 WrapperNode [2023-12-02 16:35:06,324 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 16:35:06,325 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 16:35:06,325 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 16:35:06,326 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 16:35:06,334 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:35:06" (1/1) ... [2023-12-02 16:35:06,357 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:35:06" (1/1) ... [2023-12-02 16:35:06,397 INFO L138 Inliner]: procedures = 27, calls = 52, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 228 [2023-12-02 16:35:06,397 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 16:35:06,398 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 16:35:06,398 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 16:35:06,398 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 16:35:06,414 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:35:06" (1/1) ... [2023-12-02 16:35:06,414 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:35:06" (1/1) ... [2023-12-02 16:35:06,420 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:35:06" (1/1) ... [2023-12-02 16:35:06,420 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:35:06" (1/1) ... [2023-12-02 16:35:06,440 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:35:06" (1/1) ... [2023-12-02 16:35:06,444 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:35:06" (1/1) ... [2023-12-02 16:35:06,448 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:35:06" (1/1) ... [2023-12-02 16:35:06,451 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:35:06" (1/1) ... [2023-12-02 16:35:06,456 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 16:35:06,457 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 16:35:06,457 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 16:35:06,457 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 16:35:06,458 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:35:06" (1/1) ... [2023-12-02 16:35:06,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:35:06,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:35:06,488 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 16:35:06,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 16:35:06,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 16:35:06,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 16:35:06,521 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 16:35:06,521 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 16:35:06,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 16:35:06,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 16:35:06,622 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 16:35:06,625 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 16:35:09,492 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 16:35:09,541 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 16:35:09,541 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 16:35:09,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:35:09 BoogieIcfgContainer [2023-12-02 16:35:09,542 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 16:35:09,556 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 16:35:09,556 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 16:35:09,559 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 16:35:09,560 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 04:35:05" (1/3) ... [2023-12-02 16:35:09,560 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d7534db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:35:09, skipping insertion in model container [2023-12-02 16:35:09,561 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:35:06" (2/3) ... [2023-12-02 16:35:09,561 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d7534db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:35:09, skipping insertion in model container [2023-12-02 16:35:09,561 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:35:09" (3/3) ... [2023-12-02 16:35:09,563 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-99.i [2023-12-02 16:35:09,581 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 16:35:09,582 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 16:35:09,626 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 16:35:09,631 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;@3959b0e9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 16:35:09,631 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 16:35:09,635 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 39 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2023-12-02 16:35:09,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2023-12-02 16:35:09,651 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:35:09,652 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:35:09,652 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:35:09,656 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:35:09,657 INFO L85 PathProgramCache]: Analyzing trace with hash 1862248805, now seen corresponding path program 1 times [2023-12-02 16:35:09,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:35:09,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1077458712] [2023-12-02 16:35:09,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:35:09,670 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 [2023-12-02 16:35:09,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:35:09,671 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 16:35:09,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:35:10,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:35:10,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 16:35:10,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:35:10,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 1264 proven. 0 refuted. 0 times theorem prover too weak. 1700 trivial. 0 not checked. [2023-12-02 16:35:10,179 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:35:10,180 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:35:10,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1077458712] [2023-12-02 16:35:10,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1077458712] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:35:10,181 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:35:10,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 16:35:10,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483609563] [2023-12-02 16:35:10,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:35:10,188 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 16:35:10,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:35:10,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 16:35:10,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 16:35:10,220 INFO L87 Difference]: Start difference. First operand has 97 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 39 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2023-12-02 16:35:11,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:35:11,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:35:11,694 INFO L93 Difference]: Finished difference Result 191 states and 347 transitions. [2023-12-02 16:35:11,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 16:35:11,718 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 241 [2023-12-02 16:35:11,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:35:11,725 INFO L225 Difference]: With dead ends: 191 [2023-12-02 16:35:11,726 INFO L226 Difference]: Without dead ends: 95 [2023-12-02 16:35:11,729 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 240 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 16:35:11,733 INFO L413 NwaCegarLoop]: 146 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 146 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-12-02 16:35:11,734 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 146 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-12-02 16:35:11,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2023-12-02 16:35:11,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2023-12-02 16:35:11,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 54 states have (on average 1.3148148148148149) internal successors, (71), 54 states have internal predecessors, (71), 39 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2023-12-02 16:35:11,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 149 transitions. [2023-12-02 16:35:11,787 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 149 transitions. Word has length 241 [2023-12-02 16:35:11,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:35:11,788 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 149 transitions. [2023-12-02 16:35:11,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2023-12-02 16:35:11,788 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 149 transitions. [2023-12-02 16:35:11,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2023-12-02 16:35:11,794 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:35:11,794 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:35:11,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:35:12,003 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:35:12,004 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:35:12,004 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:35:12,005 INFO L85 PathProgramCache]: Analyzing trace with hash -821036947, now seen corresponding path program 1 times [2023-12-02 16:35:12,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:35:12,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1344770922] [2023-12-02 16:35:12,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:35:12,006 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 [2023-12-02 16:35:12,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:35:12,007 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 16:35:12,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:35:12,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:35:12,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 16:35:12,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:35:14,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-12-02 16:35:14,264 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:35:14,264 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:35:14,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1344770922] [2023-12-02 16:35:14,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1344770922] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:35:14,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:35:14,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 16:35:14,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647837716] [2023-12-02 16:35:14,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:35:14,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:35:14,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:35:14,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:35:14,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:35:14,269 INFO L87 Difference]: Start difference. First operand 95 states and 149 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-12-02 16:35:16,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:35:16,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:35:16,496 INFO L93 Difference]: Finished difference Result 270 states and 426 transitions. [2023-12-02 16:35:16,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:35:16,497 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 241 [2023-12-02 16:35:16,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:35:16,502 INFO L225 Difference]: With dead ends: 270 [2023-12-02 16:35:16,502 INFO L226 Difference]: Without dead ends: 176 [2023-12-02 16:35:16,504 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 239 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:35:16,505 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 22 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 269 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-12-02 16:35:16,506 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 269 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-12-02 16:35:16,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2023-12-02 16:35:16,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 163. [2023-12-02 16:35:16,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 82 states have (on average 1.2195121951219512) internal successors, (100), 82 states have internal predecessors, (100), 78 states have call successors, (78), 2 states have call predecessors, (78), 2 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2023-12-02 16:35:16,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 256 transitions. [2023-12-02 16:35:16,549 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 256 transitions. Word has length 241 [2023-12-02 16:35:16,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:35:16,551 INFO L495 AbstractCegarLoop]: Abstraction has 163 states and 256 transitions. [2023-12-02 16:35:16,551 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-12-02 16:35:16,551 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 256 transitions. [2023-12-02 16:35:16,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2023-12-02 16:35:16,556 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:35:16,556 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:35:16,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:35:16,757 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:35:16,757 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:35:16,758 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:35:16,758 INFO L85 PathProgramCache]: Analyzing trace with hash -1155014000, now seen corresponding path program 1 times [2023-12-02 16:35:16,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:35:16,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1844388581] [2023-12-02 16:35:16,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:35:16,760 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 [2023-12-02 16:35:16,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:35:16,761 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 16:35:16,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-12-02 16:35:17,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:35:17,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 16:35:17,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:35:18,829 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-12-02 16:35:18,829 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:35:18,830 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:35:18,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1844388581] [2023-12-02 16:35:18,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1844388581] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:35:18,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 16:35:18,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 16:35:18,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390082560] [2023-12-02 16:35:18,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:35:18,832 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 16:35:18,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:35:18,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 16:35:18,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:35:18,834 INFO L87 Difference]: Start difference. First operand 163 states and 256 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 2 states have internal predecessors, (50), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-12-02 16:35:22,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:35:23,222 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:35:23,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:35:23,266 INFO L93 Difference]: Finished difference Result 268 states and 422 transitions. [2023-12-02 16:35:23,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 16:35:23,267 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 2 states have internal predecessors, (50), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 242 [2023-12-02 16:35:23,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:35:23,270 INFO L225 Difference]: With dead ends: 268 [2023-12-02 16:35:23,270 INFO L226 Difference]: Without dead ends: 174 [2023-12-02 16:35:23,271 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 240 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 16:35:23,272 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 13 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 281 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2023-12-02 16:35:23,273 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 281 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2023-12-02 16:35:23,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2023-12-02 16:35:23,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 168. [2023-12-02 16:35:23,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 87 states have (on average 1.2413793103448276) internal successors, (108), 87 states have internal predecessors, (108), 78 states have call successors, (78), 2 states have call predecessors, (78), 2 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2023-12-02 16:35:23,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 264 transitions. [2023-12-02 16:35:23,308 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 264 transitions. Word has length 242 [2023-12-02 16:35:23,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:35:23,310 INFO L495 AbstractCegarLoop]: Abstraction has 168 states and 264 transitions. [2023-12-02 16:35:23,310 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 2 states have internal predecessors, (50), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-12-02 16:35:23,310 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 264 transitions. [2023-12-02 16:35:23,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2023-12-02 16:35:23,314 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:35:23,315 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:35:23,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-12-02 16:35:23,515 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:35:23,515 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:35:23,516 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:35:23,516 INFO L85 PathProgramCache]: Analyzing trace with hash 433333902, now seen corresponding path program 1 times [2023-12-02 16:35:23,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:35:23,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1938346448] [2023-12-02 16:35:23,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:35:23,517 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 [2023-12-02 16:35:23,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:35:23,518 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 16:35:23,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/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 (5)] Waiting until timeout for monitored process [2023-12-02 16:35:23,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:35:23,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 16:35:23,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:35:26,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 27 proven. 1160 refuted. 0 times theorem prover too weak. 1777 trivial. 0 not checked. [2023-12-02 16:35:26,223 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 16:35:27,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 27 proven. 87 refuted. 0 times theorem prover too weak. 2850 trivial. 0 not checked. [2023-12-02 16:35:27,165 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:35:27,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1938346448] [2023-12-02 16:35:27,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1938346448] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 16:35:27,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2018743623] [2023-12-02 16:35:27,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:35:27,167 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 16:35:27,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 16:35:27,171 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 16:35:27,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-02 16:35:27,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:35:27,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 16:35:27,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:35:29,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-12-02 16:35:29,781 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:35:29,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2018743623] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:35:29,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 16:35:29,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 6] total 13 [2023-12-02 16:35:29,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147193422] [2023-12-02 16:35:29,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:35:29,782 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 16:35:29,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:35:29,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 16:35:29,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2023-12-02 16:35:29,784 INFO L87 Difference]: Start difference. First operand 168 states and 264 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-12-02 16:35:31,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:35:32,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:35:32,094 INFO L93 Difference]: Finished difference Result 354 states and 555 transitions. [2023-12-02 16:35:32,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 16:35:32,094 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 242 [2023-12-02 16:35:32,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:35:32,098 INFO L225 Difference]: With dead ends: 354 [2023-12-02 16:35:32,098 INFO L226 Difference]: Without dead ends: 260 [2023-12-02 16:35:32,099 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 724 GetRequests, 712 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2023-12-02 16:35:32,100 INFO L413 NwaCegarLoop]: 239 mSDtfsCounter, 165 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 197 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 465 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-12-02 16:35:32,101 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 465 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 197 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-12-02 16:35:32,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2023-12-02 16:35:32,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 243. [2023-12-02 16:35:32,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 243 states, 130 states have (on average 1.2538461538461538) internal successors, (163), 131 states have internal predecessors, (163), 109 states have call successors, (109), 3 states have call predecessors, (109), 3 states have return successors, (109), 108 states have call predecessors, (109), 109 states have call successors, (109) [2023-12-02 16:35:32,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 381 transitions. [2023-12-02 16:35:32,143 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 381 transitions. Word has length 242 [2023-12-02 16:35:32,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:35:32,144 INFO L495 AbstractCegarLoop]: Abstraction has 243 states and 381 transitions. [2023-12-02 16:35:32,144 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-12-02 16:35:32,144 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 381 transitions. [2023-12-02 16:35:32,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2023-12-02 16:35:32,148 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:35:32,148 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:35:32,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-02 16:35:32,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/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 (5)] Ended with exit code 0 [2023-12-02 16:35:32,551 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:35:32,552 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:35:32,552 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:35:32,552 INFO L85 PathProgramCache]: Analyzing trace with hash -587734452, now seen corresponding path program 1 times [2023-12-02 16:35:32,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:35:32,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1969764836] [2023-12-02 16:35:32,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:35:32,553 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 [2023-12-02 16:35:32,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:35:32,554 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 16:35:32,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/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 (7)] Waiting until timeout for monitored process [2023-12-02 16:35:32,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:35:32,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 16:35:32,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:35:33,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 968 proven. 21 refuted. 0 times theorem prover too weak. 1975 trivial. 0 not checked. [2023-12-02 16:35:33,717 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 16:35:33,869 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:35:33,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1969764836] [2023-12-02 16:35:33,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1969764836] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 16:35:33,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1078018586] [2023-12-02 16:35:33,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:35:33,870 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 16:35:33,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 16:35:33,871 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 16:35:33,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-02 16:35:34,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:35:34,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 16:35:34,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:35:42,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 1100 proven. 87 refuted. 0 times theorem prover too weak. 1777 trivial. 0 not checked. [2023-12-02 16:35:42,748 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 16:35:43,551 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 27 proven. 87 refuted. 0 times theorem prover too weak. 2850 trivial. 0 not checked. [2023-12-02 16:35:43,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1078018586] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 16:35:43,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [350937225] [2023-12-02 16:35:43,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:35:43,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:35:43,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:35:43,553 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 16:35:43,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-12-02 16:35:43,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:35:43,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 16:35:43,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:35:44,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 968 proven. 21 refuted. 0 times theorem prover too weak. 1975 trivial. 0 not checked. [2023-12-02 16:35:44,534 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 16:35:44,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [350937225] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 16:35:44,654 INFO L185 FreeRefinementEngine]: Found 0 perfect and 4 imperfect interpolant sequences. [2023-12-02 16:35:44,654 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6, 5] total 14 [2023-12-02 16:35:44,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760660048] [2023-12-02 16:35:44,655 INFO L85 oduleStraightlineAll]: Using 4 imperfect interpolants to construct interpolant automaton [2023-12-02 16:35:44,657 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-12-02 16:35:44,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:35:44,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-12-02 16:35:44,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=181, Unknown=0, NotChecked=0, Total=240 [2023-12-02 16:35:44,660 INFO L87 Difference]: Start difference. First operand 243 states and 381 transitions. Second operand has 14 states, 14 states have (on average 10.357142857142858) internal successors, (145), 14 states have internal predecessors, (145), 5 states have call successors, (107), 4 states have call predecessors, (107), 7 states have return successors, (108), 5 states have call predecessors, (108), 5 states have call successors, (108) [2023-12-02 16:35:54,502 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 16:36:00,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:36:00,358 INFO L93 Difference]: Finished difference Result 517 states and 778 transitions. [2023-12-02 16:36:00,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-12-02 16:36:00,360 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 10.357142857142858) internal successors, (145), 14 states have internal predecessors, (145), 5 states have call successors, (107), 4 states have call predecessors, (107), 7 states have return successors, (108), 5 states have call predecessors, (108), 5 states have call successors, (108) Word has length 242 [2023-12-02 16:36:00,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:36:00,363 INFO L225 Difference]: With dead ends: 517 [2023-12-02 16:36:00,363 INFO L226 Difference]: Without dead ends: 348 [2023-12-02 16:36:00,365 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1115 GetRequests, 1081 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 262 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=347, Invalid=913, Unknown=0, NotChecked=0, Total=1260 [2023-12-02 16:36:00,365 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 288 mSDsluCounter, 458 mSDsCounter, 0 mSdLazyCounter, 768 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 307 SdHoareTripleChecker+Valid, 596 SdHoareTripleChecker+Invalid, 950 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2023-12-02 16:36:00,366 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [307 Valid, 596 Invalid, 950 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 768 Invalid, 0 Unknown, 0 Unchecked, 12.2s Time] [2023-12-02 16:36:00,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2023-12-02 16:36:00,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 330. [2023-12-02 16:36:00,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 330 states, 184 states have (on average 1.2173913043478262) internal successors, (224), 186 states have internal predecessors, (224), 135 states have call successors, (135), 10 states have call predecessors, (135), 10 states have return successors, (135), 133 states have call predecessors, (135), 135 states have call successors, (135) [2023-12-02 16:36:00,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 494 transitions. [2023-12-02 16:36:00,408 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 494 transitions. Word has length 242 [2023-12-02 16:36:00,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:36:00,409 INFO L495 AbstractCegarLoop]: Abstraction has 330 states and 494 transitions. [2023-12-02 16:36:00,410 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 10.357142857142858) internal successors, (145), 14 states have internal predecessors, (145), 5 states have call successors, (107), 4 states have call predecessors, (107), 7 states have return successors, (108), 5 states have call predecessors, (108), 5 states have call successors, (108) [2023-12-02 16:36:00,410 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 494 transitions. [2023-12-02 16:36:00,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2023-12-02 16:36:00,412 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:36:00,412 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:36:00,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/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 (7)] Ended with exit code 0 [2023-12-02 16:36:00,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-12-02 16:36:00,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-12-02 16:36:01,013 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 16:36:01,013 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:36:01,014 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:36:01,014 INFO L85 PathProgramCache]: Analyzing trace with hash -1816037806, now seen corresponding path program 1 times [2023-12-02 16:36:01,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:36:01,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1817850799] [2023-12-02 16:36:01,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:36:01,016 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 [2023-12-02 16:36:01,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:36:01,017 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 16:36:01,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06a32657-ee03-45ab-a4f0-4c5acfde3cc6/bin/utaipan-verify-nQ1chXbOIh/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 (10)] Waiting until timeout for monitored process [2023-12-02 16:36:01,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:36:01,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 58 conjunts are in the unsatisfiable core [2023-12-02 16:36:01,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:38:58,399 WARN L293 SmtUtils]: Spent 27.38s on a formula simplification that was a NOOP. DAG size: 124 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)