./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-73.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_fdad740c-e104-41e5-bd96-75796c8995bd/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/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_fdad740c-e104-41e5-bd96-75796c8995bd/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-73.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/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_fdad740c-e104-41e5-bd96-75796c8995bd/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 92c23b1b495fe6d5d0e5f0e986018bf83eef4712bc85d4fbd70c93f80ce9741d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 12:45:51,050 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 12:45:51,119 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 12:45:51,123 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 12:45:51,123 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 12:45:51,146 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 12:45:51,147 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 12:45:51,147 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 12:45:51,148 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 12:45:51,148 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 12:45:51,149 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 12:45:51,149 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 12:45:51,150 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 12:45:51,150 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 12:45:51,151 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 12:45:51,151 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 12:45:51,152 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 12:45:51,152 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 12:45:51,153 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 12:45:51,153 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 12:45:51,154 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 12:45:51,155 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 12:45:51,155 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 12:45:51,156 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 12:45:51,156 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 12:45:51,157 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 12:45:51,157 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 12:45:51,158 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 12:45:51,158 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 12:45:51,158 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 12:45:51,159 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 12:45:51,159 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 12:45:51,159 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 12:45:51,160 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 12:45:51,160 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 12:45:51,160 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 12:45:51,160 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 12:45:51,161 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 12:45:51,161 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 12:45:51,161 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 12:45:51,161 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 12:45:51,162 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 12:45:51,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 12:45:51,162 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 12:45:51,162 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 12:45:51,162 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 12:45:51,162 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 12:45:51,163 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_fdad740c-e104-41e5-bd96-75796c8995bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 92c23b1b495fe6d5d0e5f0e986018bf83eef4712bc85d4fbd70c93f80ce9741d [2023-12-02 12:45:51,368 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 12:45:51,389 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 12:45:51,392 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 12:45:51,393 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 12:45:51,394 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 12:45:51,395 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-73.i [2023-12-02 12:45:54,153 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 12:45:54,362 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 12:45:54,363 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-73.i [2023-12-02 12:45:54,374 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/bin/utaipan-verify-nQ1chXbOIh/data/ca5eb7891/334fd54f5d4e4a8d9194927bfa5b4b68/FLAG0df276ba8 [2023-12-02 12:45:54,389 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/bin/utaipan-verify-nQ1chXbOIh/data/ca5eb7891/334fd54f5d4e4a8d9194927bfa5b4b68 [2023-12-02 12:45:54,392 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 12:45:54,393 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 12:45:54,395 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 12:45:54,396 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 12:45:54,401 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 12:45:54,402 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:45:54" (1/1) ... [2023-12-02 12:45:54,403 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e2a770d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:45:54, skipping insertion in model container [2023-12-02 12:45:54,403 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:45:54" (1/1) ... [2023-12-02 12:45:54,441 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 12:45:54,591 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_fdad740c-e104-41e5-bd96-75796c8995bd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-73.i[919,932] [2023-12-02 12:45:54,653 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 12:45:54,666 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 12:45:54,679 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_fdad740c-e104-41e5-bd96-75796c8995bd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-73.i[919,932] [2023-12-02 12:45:54,712 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 12:45:54,730 INFO L206 MainTranslator]: Completed translation [2023-12-02 12:45:54,731 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:45:54 WrapperNode [2023-12-02 12:45:54,731 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 12:45:54,732 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 12:45:54,732 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 12:45:54,732 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 12:45:54,740 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:45:54" (1/1) ... [2023-12-02 12:45:54,751 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:45:54" (1/1) ... [2023-12-02 12:45:54,786 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 231 [2023-12-02 12:45:54,786 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 12:45:54,787 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 12:45:54,787 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 12:45:54,787 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 12:45:54,796 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:45:54" (1/1) ... [2023-12-02 12:45:54,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:45:54" (1/1) ... [2023-12-02 12:45:54,800 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:45:54" (1/1) ... [2023-12-02 12:45:54,800 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:45:54" (1/1) ... [2023-12-02 12:45:54,812 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:45:54" (1/1) ... [2023-12-02 12:45:54,817 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:45:54" (1/1) ... [2023-12-02 12:45:54,819 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:45:54" (1/1) ... [2023-12-02 12:45:54,822 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:45:54" (1/1) ... [2023-12-02 12:45:54,826 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 12:45:54,827 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 12:45:54,828 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 12:45:54,828 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 12:45:54,829 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:45:54" (1/1) ... [2023-12-02 12:45:54,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 12:45:54,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 12:45:54,857 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 12:45:54,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 12:45:54,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 12:45:54,895 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 12:45:54,895 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 12:45:54,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 12:45:54,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 12:45:54,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 12:45:55,009 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 12:45:55,011 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 12:45:55,355 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 12:45:55,612 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 12:45:55,613 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 12:45:55,614 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:45:55 BoogieIcfgContainer [2023-12-02 12:45:55,614 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 12:45:55,617 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 12:45:55,617 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 12:45:55,620 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 12:45:55,620 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 12:45:54" (1/3) ... [2023-12-02 12:45:55,621 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e034fe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:45:55, skipping insertion in model container [2023-12-02 12:45:55,621 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:45:54" (2/3) ... [2023-12-02 12:45:55,621 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e034fe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:45:55, skipping insertion in model container [2023-12-02 12:45:55,621 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:45:55" (3/3) ... [2023-12-02 12:45:55,622 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-73.i [2023-12-02 12:45:55,636 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 12:45:55,636 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 12:45:55,676 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 12:45:55,682 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;@64dec2da, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 12:45:55,682 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 12:45:55,685 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-12-02 12:45:55,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-12-02 12:45:55,696 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:45:55,696 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 12:45:55,697 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:45:55,701 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:45:55,701 INFO L85 PathProgramCache]: Analyzing trace with hash -2072305431, now seen corresponding path program 1 times [2023-12-02 12:45:55,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 12:45:55,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632661935] [2023-12-02 12:45:55,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:45:55,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 12:45:56,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 12:45:56,223 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 12:45:56,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 12:45:56,487 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 12:45:56,489 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 12:45:56,490 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 12:45:56,492 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 12:45:56,496 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 12:45:56,500 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 12:45:56,594 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 12:45:56 BoogieIcfgContainer [2023-12-02 12:45:56,594 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 12:45:56,595 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 12:45:56,595 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 12:45:56,595 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 12:45:56,596 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:45:55" (3/4) ... [2023-12-02 12:45:56,598 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 12:45:56,599 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 12:45:56,600 INFO L158 Benchmark]: Toolchain (without parser) took 2206.68ms. Allocated memory is still 146.8MB. Free memory was 95.1MB in the beginning and 59.3MB in the end (delta: 35.8MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2023-12-02 12:45:56,601 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 12:45:56,601 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.82ms. Allocated memory is still 146.8MB. Free memory was 95.0MB in the beginning and 79.6MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 12:45:56,602 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.19ms. Allocated memory is still 146.8MB. Free memory was 79.6MB in the beginning and 75.6MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 12:45:56,602 INFO L158 Benchmark]: Boogie Preprocessor took 39.89ms. Allocated memory is still 146.8MB. Free memory was 75.6MB in the beginning and 73.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 12:45:56,603 INFO L158 Benchmark]: RCFGBuilder took 787.04ms. Allocated memory is still 146.8MB. Free memory was 73.5MB in the beginning and 111.8MB in the end (delta: -38.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-02 12:45:56,604 INFO L158 Benchmark]: TraceAbstraction took 977.39ms. Allocated memory is still 146.8MB. Free memory was 110.9MB in the beginning and 59.3MB in the end (delta: 51.6MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. [2023-12-02 12:45:56,604 INFO L158 Benchmark]: Witness Printer took 4.29ms. Allocated memory is still 146.8MB. Free memory is still 59.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 12:45:56,607 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 335.82ms. Allocated memory is still 146.8MB. Free memory was 95.0MB in the beginning and 79.6MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.19ms. Allocated memory is still 146.8MB. Free memory was 79.6MB in the beginning and 75.6MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.89ms. Allocated memory is still 146.8MB. Free memory was 75.6MB in the beginning and 73.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 787.04ms. Allocated memory is still 146.8MB. Free memory was 73.5MB in the beginning and 111.8MB in the end (delta: -38.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 977.39ms. Allocated memory is still 146.8MB. Free memory was 110.9MB in the beginning and 59.3MB in the end (delta: 51.6MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. * Witness Printer took 4.29ms. Allocated memory is still 146.8MB. Free memory is still 59.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 201, overapproximation of shiftRight at line 84, overapproximation of bitwiseAnd at line 123, overapproximation of someBinaryDOUBLEComparisonOperation at line 65. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 7.325; [L23] double var_1_3 = 63.8; [L24] double var_1_4 = 256.6; [L25] double var_1_5 = 2.375; [L26] double var_1_6 = 25.8; [L27] unsigned char var_1_7 = 1; [L28] double var_1_8 = 1.5; [L29] unsigned long int var_1_9 = 32; [L30] unsigned long int var_1_10 = 3567543019; [L31] float var_1_12 = 31.875; [L32] signed long int var_1_13 = 128; [L33] unsigned char var_1_16 = 4; [L34] unsigned char var_1_18 = 16; [L35] signed long int var_1_19 = 64; [L36] unsigned char var_1_20 = 0; [L37] signed long int var_1_21 = 1897833385; [L38] unsigned char var_1_22 = 2; [L39] signed char var_1_23 = -5; [L40] signed char var_1_24 = -4; [L41] signed char var_1_25 = 2; [L42] signed long int var_1_26 = -1000000; [L43] double var_1_27 = 31.6; [L44] unsigned char var_1_32 = 10; [L45] signed char var_1_33 = -64; [L46] unsigned char var_1_35 = 10; [L47] unsigned char var_1_36 = 128; [L48] unsigned char var_1_37 = 1; [L49] signed long int var_1_38 = 16; [L50] float var_1_41 = 64.6; [L51] signed short int var_1_42 = 1; [L52] signed char var_1_43 = 1; [L53] signed char var_1_45 = 0; [L54] signed char var_1_46 = 5; [L55] float last_1_var_1_12 = 31.875; [L56] signed long int last_1_var_1_13 = 128; [L57] unsigned char last_1_var_1_16 = 4; [L58] signed long int last_1_var_1_19 = 64; [L205] isInitial = 1 [L206] FCALL initially() [L207] COND TRUE 1 [L208] CALL updateLastVariables() [L195] last_1_var_1_12 = var_1_12 [L196] last_1_var_1_13 = var_1_13 [L197] last_1_var_1_16 = var_1_16 [L198] last_1_var_1_19 = var_1_19 [L208] RET updateLastVariables() [L209] CALL updateVariables() [L148] var_1_3 = __VERIFIER_nondet_double() [L149] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_4=1283/5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_4=1283/5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L150] var_1_4 = __VERIFIER_nondet_double() [L151] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_5=19/8, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L152] var_1_5 = __VERIFIER_nondet_double() [L153] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L154] CALL assume_abort_if_not(var_1_5 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_5 != 0.0F) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_6=129/5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L155] var_1_6 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L157] CALL assume_abort_if_not(var_1_6 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_6 != 0.0F) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L158] var_1_7 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_8=3/2, var_1_9=32] [L160] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_8=3/2, var_1_9=32] [L161] var_1_8 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=3567543019, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L163] var_1_10 = __VERIFIER_nondet_ulong() [L164] CALL assume_abort_if_not(var_1_10 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_10 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L165] CALL assume_abort_if_not(var_1_10 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_10 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=16, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L166] var_1_18 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L168] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=0, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L169] var_1_20 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L171] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1897833385, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L172] var_1_21 = __VERIFIER_nondet_long() [L173] CALL assume_abort_if_not(var_1_21 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_21 >= 1073741823) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L174] CALL assume_abort_if_not(var_1_21 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_21 <= 2147483646) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=-4, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L175] var_1_24 = __VERIFIER_nondet_char() [L176] CALL assume_abort_if_not(var_1_24 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=126, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_24 >= -126) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=126, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L177] CALL assume_abort_if_not(var_1_24 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=126, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_24 <= 126) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=126, var_1_25=2, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L178] var_1_25 = __VERIFIER_nondet_char() [L179] CALL assume_abort_if_not(var_1_25 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=126, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_25 >= -126) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=126, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L180] CALL assume_abort_if_not(var_1_25 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=126, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_25 <= 126) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=126, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=128, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L181] var_1_36 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_36 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=126, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=127, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_36 >= 127) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=126, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=127, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L183] CALL assume_abort_if_not(var_1_36 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=126, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=127, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_36 <= 254) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=126, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=127, var_1_37=1, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L184] var_1_37 = __VERIFIER_nondet_uchar() [L185] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=126, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=127, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=126, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=127, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L186] CALL assume_abort_if_not(var_1_37 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=126, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=127, var_1_37=127, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_37 <= 127) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=126, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=127, var_1_37=127, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=0, var_1_46=5, var_1_7=1, var_1_9=32] [L187] var_1_45 = __VERIFIER_nondet_char() [L188] CALL assume_abort_if_not(var_1_45 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=126, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=127, var_1_37=127, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=-63, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_45 >= -63) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=126, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=127, var_1_37=127, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=-63, var_1_46=5, var_1_7=1, var_1_9=32] [L189] CALL assume_abort_if_not(var_1_45 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=126, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=127, var_1_37=127, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=-63, var_1_46=5, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_45 <= 63) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=126, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=127, var_1_37=127, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=-63, var_1_46=5, var_1_7=1, var_1_9=32] [L190] var_1_46 = __VERIFIER_nondet_char() [L191] CALL assume_abort_if_not(var_1_46 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=126, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=127, var_1_37=127, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=-63, var_1_46=63, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_46 >= -63) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=126, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=127, var_1_37=127, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=-63, var_1_46=63, var_1_7=1, var_1_9=32] [L192] CALL assume_abort_if_not(var_1_46 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=126, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=127, var_1_37=127, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=-63, var_1_46=63, var_1_7=1, var_1_9=32] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_46 <= 63) VAL [isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=128, var_1_16=4, var_1_18=4, var_1_19=64, var_1_1=293/40, var_1_20=1, var_1_21=1827081750, var_1_22=2, var_1_23=-5, var_1_24=126, var_1_25=0, var_1_26=-1000000, var_1_27=158/5, var_1_32=10, var_1_33=-64, var_1_35=10, var_1_36=127, var_1_37=127, var_1_38=16, var_1_41=323/5, var_1_42=1, var_1_43=1, var_1_45=-63, var_1_46=63, var_1_7=1, var_1_9=32] [L209] RET updateVariables() [L210] CALL step() [L62] COND TRUE (((((last_1_var_1_19 / 2)) > ((~ last_1_var_1_16))) ? ((last_1_var_1_19 / 2)) : ((~ last_1_var_1_16)))) <= var_1_10 [L63] var_1_12 = var_1_8 [L65] COND FALSE !(var_1_12 > ((var_1_3 - var_1_4) / ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) [L72] var_1_1 = var_1_8 [L74] COND TRUE var_1_3 >= (last_1_var_1_12 * var_1_4) [L75] var_1_16 = var_1_18 [L77] var_1_22 = ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18))) [L78] COND TRUE var_1_1 > var_1_5 [L79] var_1_23 = (((((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))) < 0 ) ? -((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))) : ((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))) [L83] var_1_26 = var_1_25 [L84] EXPR var_1_26 >> var_1_10 [L84] signed long int stepLocal_0 = var_1_26 >> var_1_10; [L85] COND TRUE stepLocal_0 < last_1_var_1_13 [L86] var_1_13 = ((((var_1_26) < (var_1_22)) ? (var_1_26) : (var_1_22))) [L88] COND FALSE !(var_1_1 < (var_1_4 - var_1_3)) [L91] COND TRUE var_1_7 && var_1_20 [L92] var_1_19 = ((1827081742 - var_1_13) - (var_1_21 - (var_1_18 + var_1_16))) [L100] COND FALSE !(var_1_20 && (var_1_13 > var_1_19)) [L103] COND TRUE var_1_13 == var_1_19 [L104] COND TRUE var_1_19 >= var_1_13 [L105] var_1_27 = var_1_8 [L109] var_1_32 = 2 [L110] var_1_33 = var_1_25 [L111] COND TRUE var_1_8 > 255.375 [L112] var_1_35 = (var_1_36 - var_1_37) [L116] COND TRUE \read(var_1_7) [L117] COND TRUE var_1_7 || (var_1_25 < var_1_18) [L118] var_1_38 = ((((var_1_36) < (var_1_25)) ? (var_1_36) : (var_1_25))) [L123] EXPR var_1_26 & var_1_36 [L123] COND FALSE !(4u < (var_1_26 & var_1_36)) [L126] COND TRUE var_1_26 >= var_1_13 [L127] var_1_41 = var_1_8 [L130] COND TRUE (- var_1_6) < var_1_8 [L131] var_1_42 = (var_1_24 + ((((var_1_37) > (((((var_1_36) > (var_1_10)) ? (var_1_36) : (var_1_10))))) ? (var_1_37) : (((((var_1_36) > (var_1_10)) ? (var_1_36) : (var_1_10))))))) [L133] COND TRUE \read(var_1_7) [L134] COND FALSE !(var_1_13 > var_1_21) [L137] var_1_43 = (var_1_45 + var_1_46) [L210] RET step() [L211] CALL, EXPR property() [L201] EXPR ((((var_1_12 > ((var_1_3 - var_1_4) / ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_7 ? (var_1_1 == ((double) var_1_8)) : (var_1_1 == ((double) var_1_8))) : (var_1_1 == ((double) var_1_8))) && ((var_1_1 < (var_1_4 - var_1_3)) ? (var_1_9 == ((unsigned long int) (var_1_10 - var_1_16))) : 1)) && (((((((last_1_var_1_19 / 2)) > ((~ last_1_var_1_16))) ? ((last_1_var_1_19 / 2)) : ((~ last_1_var_1_16)))) <= var_1_10) ? (var_1_12 == ((float) var_1_8)) : 1)) && (((var_1_26 >> var_1_10) < last_1_var_1_13) ? (var_1_13 == ((signed long int) ((((var_1_26) < (var_1_22)) ? (var_1_26) : (var_1_22))))) : 1) [L201-L202] return (((((((((var_1_12 > ((var_1_3 - var_1_4) / ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) ? (var_1_7 ? (var_1_1 == ((double) var_1_8)) : (var_1_1 == ((double) var_1_8))) : (var_1_1 == ((double) var_1_8))) && ((var_1_1 < (var_1_4 - var_1_3)) ? (var_1_9 == ((unsigned long int) (var_1_10 - var_1_16))) : 1)) && (((((((last_1_var_1_19 / 2)) > ((~ last_1_var_1_16))) ? ((last_1_var_1_19 / 2)) : ((~ last_1_var_1_16)))) <= var_1_10) ? (var_1_12 == ((float) var_1_8)) : 1)) && (((var_1_26 >> var_1_10) < last_1_var_1_13) ? (var_1_13 == ((signed long int) ((((var_1_26) < (var_1_22)) ? (var_1_26) : (var_1_22))))) : 1)) && ((var_1_3 >= (last_1_var_1_12 * var_1_4)) ? (var_1_16 == ((unsigned char) var_1_18)) : 1)) && ((var_1_7 && var_1_20) ? (var_1_19 == ((signed long int) ((1827081742 - var_1_13) - (var_1_21 - (var_1_18 + var_1_16))))) : ((2u >= ((((var_1_21) > (var_1_9)) ? (var_1_21) : (var_1_9)))) ? (var_1_19 == ((signed long int) var_1_22)) : (var_1_19 == ((signed long int) var_1_22))))) && (var_1_22 == ((unsigned char) ((((var_1_18) < 0 ) ? -(var_1_18) : (var_1_18)))))) && ((var_1_1 > var_1_5) ? (var_1_23 == ((signed char) (((((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))) < 0 ) ? -((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))) : ((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))))) : (var_1_23 == ((signed char) var_1_24)))) && (var_1_26 == ((signed long int) var_1_25)) ; [L211] RET, EXPR property() [L211] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=0, var_1_16=4, var_1_18=4, var_1_19=0, var_1_1=255/8, var_1_20=1, var_1_21=1827081750, var_1_22=4, var_1_23=0, var_1_24=126, var_1_25=0, var_1_26=0, var_1_27=255/8, var_1_32=2, var_1_33=0, var_1_35=0, var_1_36=127, var_1_37=127, var_1_38=0, var_1_41=255/8, var_1_42=125, var_1_43=0, var_1_45=-63, var_1_46=63, var_1_7=1, var_1_8=255/8, var_1_9=32] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=255/8, last_1_var_1_13=128, last_1_var_1_16=4, last_1_var_1_19=64, var_1_10=2147483647, var_1_12=255/8, var_1_13=0, var_1_16=4, var_1_18=4, var_1_19=0, var_1_1=255/8, var_1_20=1, var_1_21=1827081750, var_1_22=4, var_1_23=0, var_1_24=126, var_1_25=0, var_1_26=0, var_1_27=255/8, var_1_32=2, var_1_33=0, var_1_35=0, var_1_36=127, var_1_37=127, var_1_38=0, var_1_41=255/8, var_1_42=125, var_1_43=0, var_1_45=-63, var_1_46=63, var_1_7=1, var_1_8=255/8, var_1_9=32] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=54occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 107 NumberOfCodeBlocks, 107 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 12:45:56,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/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_fdad740c-e104-41e5-bd96-75796c8995bd/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/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_fdad740c-e104-41e5-bd96-75796c8995bd/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-73.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/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_fdad740c-e104-41e5-bd96-75796c8995bd/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 92c23b1b495fe6d5d0e5f0e986018bf83eef4712bc85d4fbd70c93f80ce9741d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 12:45:58,518 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 12:45:58,592 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 12:45:58,598 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 12:45:58,599 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 12:45:58,626 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 12:45:58,627 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 12:45:58,628 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 12:45:58,628 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 12:45:58,629 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 12:45:58,630 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 12:45:58,630 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 12:45:58,631 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 12:45:58,632 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 12:45:58,632 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 12:45:58,633 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 12:45:58,634 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 12:45:58,634 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 12:45:58,635 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 12:45:58,636 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 12:45:58,636 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 12:45:58,637 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 12:45:58,637 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 12:45:58,638 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 12:45:58,638 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 12:45:58,639 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 12:45:58,639 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 12:45:58,640 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 12:45:58,640 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 12:45:58,641 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 12:45:58,641 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 12:45:58,641 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 12:45:58,642 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 12:45:58,642 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 12:45:58,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 12:45:58,643 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 12:45:58,643 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 12:45:58,643 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 12:45:58,643 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 12:45:58,643 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 12:45:58,644 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 12:45:58,644 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 12:45:58,644 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 12:45:58,644 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 12:45:58,645 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_fdad740c-e104-41e5-bd96-75796c8995bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 92c23b1b495fe6d5d0e5f0e986018bf83eef4712bc85d4fbd70c93f80ce9741d [2023-12-02 12:45:58,928 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 12:45:58,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 12:45:58,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 12:45:58,951 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 12:45:58,951 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 12:45:58,952 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-73.i [2023-12-02 12:46:01,715 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 12:46:01,927 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 12:46:01,928 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-73.i [2023-12-02 12:46:01,938 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/bin/utaipan-verify-nQ1chXbOIh/data/0026f5978/1a9d63980a3a45168e50b51d5ae6908a/FLAGb5677de8f [2023-12-02 12:46:01,951 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/bin/utaipan-verify-nQ1chXbOIh/data/0026f5978/1a9d63980a3a45168e50b51d5ae6908a [2023-12-02 12:46:01,953 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 12:46:01,954 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 12:46:01,956 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 12:46:01,956 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 12:46:01,960 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 12:46:01,961 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:46:01" (1/1) ... [2023-12-02 12:46:01,962 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11b8e7fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:01, skipping insertion in model container [2023-12-02 12:46:01,962 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:46:01" (1/1) ... [2023-12-02 12:46:01,996 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 12:46:02,126 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_fdad740c-e104-41e5-bd96-75796c8995bd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-73.i[919,932] [2023-12-02 12:46:02,199 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 12:46:02,216 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 12:46:02,226 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_fdad740c-e104-41e5-bd96-75796c8995bd/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-73.i[919,932] [2023-12-02 12:46:02,266 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 12:46:02,285 INFO L206 MainTranslator]: Completed translation [2023-12-02 12:46:02,285 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:02 WrapperNode [2023-12-02 12:46:02,285 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 12:46:02,286 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 12:46:02,286 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 12:46:02,287 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 12:46:02,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:02" (1/1) ... [2023-12-02 12:46:02,306 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:02" (1/1) ... [2023-12-02 12:46:02,337 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 203 [2023-12-02 12:46:02,337 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 12:46:02,338 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 12:46:02,338 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 12:46:02,338 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 12:46:02,348 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:02" (1/1) ... [2023-12-02 12:46:02,348 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:02" (1/1) ... [2023-12-02 12:46:02,354 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:02" (1/1) ... [2023-12-02 12:46:02,354 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:02" (1/1) ... [2023-12-02 12:46:02,367 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:02" (1/1) ... [2023-12-02 12:46:02,372 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:02" (1/1) ... [2023-12-02 12:46:02,376 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:02" (1/1) ... [2023-12-02 12:46:02,379 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:02" (1/1) ... [2023-12-02 12:46:02,384 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 12:46:02,386 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 12:46:02,386 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 12:46:02,386 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 12:46:02,387 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:02" (1/1) ... [2023-12-02 12:46:02,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 12:46:02,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 12:46:02,416 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 12:46:02,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 12:46:02,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 12:46:02,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 12:46:02,465 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 12:46:02,465 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 12:46:02,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 12:46:02,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 12:46:02,566 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 12:46:02,571 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 12:46:13,812 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 12:46:13,866 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 12:46:13,866 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 12:46:13,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:46:13 BoogieIcfgContainer [2023-12-02 12:46:13,867 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 12:46:13,870 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 12:46:13,870 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 12:46:13,873 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 12:46:13,873 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 12:46:01" (1/3) ... [2023-12-02 12:46:13,874 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55fa511e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:46:13, skipping insertion in model container [2023-12-02 12:46:13,874 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:46:02" (2/3) ... [2023-12-02 12:46:13,874 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55fa511e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:46:13, skipping insertion in model container [2023-12-02 12:46:13,875 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:46:13" (3/3) ... [2023-12-02 12:46:13,876 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-73.i [2023-12-02 12:46:13,894 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 12:46:13,895 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 12:46:13,944 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 12:46:13,950 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;@63fa69d0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 12:46:13,950 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 12:46:13,955 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 50 states have (on average 1.52) internal successors, (76), 51 states have internal predecessors, (76), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-12-02 12:46:13,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-12-02 12:46:13,972 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:46:13,973 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 12:46:13,973 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:46:13,978 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:46:13,979 INFO L85 PathProgramCache]: Analyzing trace with hash 162473055, now seen corresponding path program 1 times [2023-12-02 12:46:13,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 12:46:13,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1125590313] [2023-12-02 12:46:13,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:46:13,994 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 12:46:13,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 12:46:14,025 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/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 12:46:14,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/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 12:46:15,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:46:15,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 12:46:15,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:46:15,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 740 proven. 0 refuted. 0 times theorem prover too weak. 884 trivial. 0 not checked. [2023-12-02 12:46:15,331 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 12:46:15,331 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 12:46:15,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1125590313] [2023-12-02 12:46:15,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1125590313] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 12:46:15,333 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 12:46:15,333 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 12:46:15,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88667658] [2023-12-02 12:46:15,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 12:46:15,340 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 12:46:15,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 12:46:15,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 12:46:15,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 12:46:15,373 INFO L87 Difference]: Start difference. First operand has 82 states, 50 states have (on average 1.52) internal successors, (76), 51 states have internal predecessors, (76), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-12-02 12:46:17,595 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 12:46:17,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 12:46:17,596 INFO L93 Difference]: Finished difference Result 161 states and 295 transitions. [2023-12-02 12:46:17,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 12:46:17,646 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 183 [2023-12-02 12:46:17,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 12:46:17,654 INFO L225 Difference]: With dead ends: 161 [2023-12-02 12:46:17,654 INFO L226 Difference]: Without dead ends: 80 [2023-12-02 12:46:17,657 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 182 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 12:46:17,660 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 126 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-12-02 12:46:17,661 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 126 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-12-02 12:46:17,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-12-02 12:46:17,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2023-12-02 12:46:17,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 49 states have (on average 1.4489795918367347) internal successors, (71), 49 states have internal predecessors, (71), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-12-02 12:46:17,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 129 transitions. [2023-12-02 12:46:17,704 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 129 transitions. Word has length 183 [2023-12-02 12:46:17,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 12:46:17,705 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 129 transitions. [2023-12-02 12:46:17,705 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-12-02 12:46:17,706 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 129 transitions. [2023-12-02 12:46:17,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-12-02 12:46:17,711 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:46:17,711 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 12:46:17,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/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 12:46:17,911 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/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 12:46:17,912 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:46:17,913 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:46:17,913 INFO L85 PathProgramCache]: Analyzing trace with hash 758750433, now seen corresponding path program 1 times [2023-12-02 12:46:17,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 12:46:17,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [35420378] [2023-12-02 12:46:17,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:46:17,914 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 12:46:17,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 12:46:17,916 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/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 12:46:17,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/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 12:46:19,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:46:19,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 12:46:19,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 12:46:19,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-12-02 12:46:19,297 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 12:46:19,298 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 12:46:19,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [35420378] [2023-12-02 12:46:19,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [35420378] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 12:46:19,299 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 12:46:19,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 12:46:19,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471808675] [2023-12-02 12:46:19,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 12:46:19,301 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 12:46:19,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 12:46:19,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 12:46:19,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 12:46:19,304 INFO L87 Difference]: Start difference. First operand 80 states and 129 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-12-02 12:46:21,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 12:46:23,629 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 12:46:25,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 12:46:25,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 12:46:25,693 INFO L93 Difference]: Finished difference Result 197 states and 315 transitions. [2023-12-02 12:46:25,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 12:46:25,694 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 183 [2023-12-02 12:46:25,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 12:46:25,699 INFO L225 Difference]: With dead ends: 197 [2023-12-02 12:46:25,699 INFO L226 Difference]: Without dead ends: 118 [2023-12-02 12:46:25,700 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 181 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 12:46:25,702 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 52 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 6 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2023-12-02 12:46:25,703 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 245 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 15 Invalid, 3 Unknown, 0 Unchecked, 6.4s Time] [2023-12-02 12:46:25,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2023-12-02 12:46:25,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 115. [2023-12-02 12:46:25,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 77 states have (on average 1.4545454545454546) internal successors, (112), 78 states have internal predecessors, (112), 35 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 34 states have call predecessors, (35), 35 states have call successors, (35) [2023-12-02 12:46:25,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 182 transitions. [2023-12-02 12:46:25,723 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 182 transitions. Word has length 183 [2023-12-02 12:46:25,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 12:46:25,725 INFO L495 AbstractCegarLoop]: Abstraction has 115 states and 182 transitions. [2023-12-02 12:46:25,725 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-12-02 12:46:25,725 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 182 transitions. [2023-12-02 12:46:25,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-12-02 12:46:25,729 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 12:46:25,730 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 12:46:25,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/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 12:46:25,930 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/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 12:46:25,931 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 12:46:25,931 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 12:46:25,931 INFO L85 PathProgramCache]: Analyzing trace with hash -765729225, now seen corresponding path program 1 times [2023-12-02 12:46:25,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 12:46:25,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [588491362] [2023-12-02 12:46:25,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 12:46:25,932 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 12:46:25,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 12:46:25,933 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/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 12:46:25,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdad740c-e104-41e5-bd96-75796c8995bd/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 12:46:27,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 12:46:27,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-02 12:46:27,181 INFO L285 TraceCheckSpWp]: Computing forward predicates...