./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-78.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-78.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b76990f7b16be84f96b6cccf4d605bb8a6382c63bc4ca471da0f4bf5dcf9e35b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:14:50,559 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:14:50,638 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:14:50,644 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:14:50,645 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:14:50,671 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:14:50,672 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:14:50,672 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:14:50,673 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:14:50,674 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:14:50,674 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:14:50,675 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:14:50,675 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:14:50,676 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:14:50,677 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:14:50,677 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:14:50,678 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:14:50,678 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:14:50,679 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:14:50,679 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:14:50,680 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:14:50,681 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:14:50,681 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:14:50,682 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:14:50,682 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:14:50,683 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:14:50,683 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:14:50,684 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:14:50,684 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:14:50,685 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:14:50,685 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:14:50,686 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:14:50,686 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:14:50,687 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:14:50,687 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:14:50,688 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:14:50,688 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:14:50,688 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:14:50,689 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:14:50,689 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:14:50,690 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:14:50,690 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:14:50,691 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:14:50,691 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:14:50,692 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:14:50,692 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_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b76990f7b16be84f96b6cccf4d605bb8a6382c63bc4ca471da0f4bf5dcf9e35b [2023-11-19 04:14:50,934 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:14:50,966 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:14:50,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:14:50,971 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:14:50,971 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:14:50,974 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-78.i [2023-11-19 04:14:54,165 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:14:54,461 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:14:54,462 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-78.i [2023-11-19 04:14:54,477 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/data/aca79e5db/d0d4dd1875a7414b80273052318023b4/FLAG1bce61899 [2023-11-19 04:14:54,494 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/data/aca79e5db/d0d4dd1875a7414b80273052318023b4 [2023-11-19 04:14:54,500 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:14:54,502 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:14:54,505 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:14:54,505 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:14:54,511 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:14:54,513 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:14:54" (1/1) ... [2023-11-19 04:14:54,515 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a887a82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:54, skipping insertion in model container [2023-11-19 04:14:54,516 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:14:54" (1/1) ... [2023-11-19 04:14:54,569 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:14:54,780 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_2807bcb8-4472-4768-90ab-7aa198bfff04/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-78.i[919,932] [2023-11-19 04:14:54,909 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:14:54,933 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:14:54,947 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_2807bcb8-4472-4768-90ab-7aa198bfff04/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-78.i[919,932] [2023-11-19 04:14:55,040 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:14:55,059 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:14:55,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:55 WrapperNode [2023-11-19 04:14:55,060 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:14:55,061 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:14:55,061 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:14:55,062 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:14:55,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:55" (1/1) ... [2023-11-19 04:14:55,087 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:55" (1/1) ... [2023-11-19 04:14:55,162 INFO L138 Inliner]: procedures = 26, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 302 [2023-11-19 04:14:55,163 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:14:55,163 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:14:55,164 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:14:55,164 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:14:55,174 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:55" (1/1) ... [2023-11-19 04:14:55,174 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:55" (1/1) ... [2023-11-19 04:14:55,182 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:55" (1/1) ... [2023-11-19 04:14:55,182 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:55" (1/1) ... [2023-11-19 04:14:55,210 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:55" (1/1) ... [2023-11-19 04:14:55,215 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:55" (1/1) ... [2023-11-19 04:14:55,220 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:55" (1/1) ... [2023-11-19 04:14:55,226 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:55" (1/1) ... [2023-11-19 04:14:55,236 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:14:55,237 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:14:55,237 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:14:55,237 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:14:55,238 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:55" (1/1) ... [2023-11-19 04:14:55,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:14:55,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:14:55,276 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:14:55,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:14:55,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:14:55,324 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:14:55,324 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:14:55,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:14:55,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:14:55,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:14:55,434 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:14:55,437 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:14:56,199 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:14:56,845 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:14:56,845 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:14:56,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:14:56 BoogieIcfgContainer [2023-11-19 04:14:56,852 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:14:56,855 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:14:56,855 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:14:56,859 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:14:56,859 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:14:54" (1/3) ... [2023-11-19 04:14:56,861 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67814e4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:14:56, skipping insertion in model container [2023-11-19 04:14:56,861 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:14:55" (2/3) ... [2023-11-19 04:14:56,864 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67814e4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:14:56, skipping insertion in model container [2023-11-19 04:14:56,864 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:14:56" (3/3) ... [2023-11-19 04:14:56,865 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-cn_file-78.i [2023-11-19 04:14:56,886 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:14:56,886 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:14:56,943 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:14:56,949 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;@6185a6f6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:14:56,949 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:14:56,956 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-19 04:14:56,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-19 04:14:56,976 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:14:56,977 INFO L195 NwaCegarLoop]: trace histogram [34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:14:56,978 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:14:56,983 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:14:56,983 INFO L85 PathProgramCache]: Analyzing trace with hash 1896137500, now seen corresponding path program 1 times [2023-11-19 04:14:56,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:14:56,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979371631] [2023-11-19 04:14:56,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:14:56,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:14:57,241 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 04:14:57,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1842078165] [2023-11-19 04:14:57,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:14:57,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:14:57,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:14:57,250 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:14:57,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 04:14:57,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:14:57,567 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:14:57,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:14:57,928 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:14:57,931 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:14:57,932 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:14:57,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:14:58,143 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 04:14:58,147 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:14:58,150 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:14:58,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:14:58 BoogieIcfgContainer [2023-11-19 04:14:58,318 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:14:58,319 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:14:58,319 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:14:58,319 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:14:58,320 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:14:56" (3/4) ... [2023-11-19 04:14:58,322 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:14:58,323 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:14:58,325 INFO L158 Benchmark]: Toolchain (without parser) took 3822.40ms. Allocated memory was 163.6MB in the beginning and 218.1MB in the end (delta: 54.5MB). Free memory was 117.1MB in the beginning and 85.4MB in the end (delta: 31.7MB). Peak memory consumption was 86.9MB. Max. memory is 16.1GB. [2023-11-19 04:14:58,325 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 163.6MB. Free memory was 109.3MB in the beginning and 109.2MB in the end (delta: 159.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:14:58,326 INFO L158 Benchmark]: CACSL2BoogieTranslator took 555.72ms. Allocated memory is still 163.6MB. Free memory was 117.1MB in the beginning and 99.1MB in the end (delta: 18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 04:14:58,327 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.64ms. Allocated memory is still 163.6MB. Free memory was 99.1MB in the beginning and 90.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 04:14:58,328 INFO L158 Benchmark]: Boogie Preprocessor took 72.74ms. Allocated memory is still 163.6MB. Free memory was 90.7MB in the beginning and 87.1MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:14:58,328 INFO L158 Benchmark]: RCFGBuilder took 1615.25ms. Allocated memory was 163.6MB in the beginning and 218.1MB in the end (delta: 54.5MB). Free memory was 87.1MB in the beginning and 153.5MB in the end (delta: -66.5MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. [2023-11-19 04:14:58,329 INFO L158 Benchmark]: TraceAbstraction took 1463.37ms. Allocated memory is still 218.1MB. Free memory was 152.5MB in the beginning and 85.4MB in the end (delta: 67.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2023-11-19 04:14:58,330 INFO L158 Benchmark]: Witness Printer took 4.50ms. Allocated memory is still 218.1MB. Free memory is still 85.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:14:58,333 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 163.6MB. Free memory was 109.3MB in the beginning and 109.2MB in the end (delta: 159.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 555.72ms. Allocated memory is still 163.6MB. Free memory was 117.1MB in the beginning and 99.1MB in the end (delta: 18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.64ms. Allocated memory is still 163.6MB. Free memory was 99.1MB in the beginning and 90.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.74ms. Allocated memory is still 163.6MB. Free memory was 90.7MB in the beginning and 87.1MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1615.25ms. Allocated memory was 163.6MB in the beginning and 218.1MB in the end (delta: 54.5MB). Free memory was 87.1MB in the beginning and 153.5MB in the end (delta: -66.5MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1463.37ms. Allocated memory is still 218.1MB. Free memory was 152.5MB in the beginning and 85.4MB in the end (delta: 67.1MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Witness Printer took 4.50ms. Allocated memory is still 218.1MB. Free memory is still 85.4MB. 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 bitwiseOr at line 77, overapproximation of someBinaryArithmeticDOUBLEoperation at line 112, overapproximation of bitwiseAnd at line 121, overapproximation of someBinaryDOUBLEComparisonOperation at line 114. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -4; [L23] unsigned char var_1_3 = 64; [L24] unsigned char var_1_4 = 0; [L25] unsigned char var_1_5 = 2; [L26] unsigned short int var_1_6 = 10; [L27] double var_1_8 = 1.875; [L28] signed long int var_1_9 = -4; [L29] double var_1_10 = 63.5; [L30] double var_1_11 = 255.375; [L31] double var_1_12 = 999999999.525; [L32] double var_1_13 = 63.75; [L33] double var_1_14 = 0.625; [L34] unsigned short int var_1_15 = 5; [L35] signed char var_1_16 = 4; [L36] signed char var_1_17 = 0; [L37] signed char var_1_18 = -2; [L38] signed char var_1_19 = 1; [L39] unsigned short int var_1_20 = 50; [L40] unsigned short int var_1_21 = 0; [L41] unsigned char var_1_22 = 2; [L42] unsigned char var_1_23 = 32; [L43] unsigned short int var_1_24 = 8; [L44] signed long int var_1_25 = -64; [L45] unsigned short int var_1_26 = 26914; [L46] unsigned short int var_1_27 = 26182; [L47] unsigned char var_1_28 = 5; [L48] unsigned char var_1_29 = 50; [L49] unsigned char var_1_30 = 10; [L50] signed long int var_1_31 = -32; [L51] unsigned char var_1_32 = 0; [L52] unsigned char var_1_33 = 1; [L53] unsigned char var_1_34 = 0; [L54] signed long int var_1_35 = 1000000; [L55] signed long int var_1_36 = 64; [L56] unsigned char last_1_var_1_3 = 64; [L57] unsigned short int last_1_var_1_6 = 10; [L58] unsigned short int last_1_var_1_15 = 5; [L59] unsigned short int last_1_var_1_20 = 50; [L60] unsigned short int last_1_var_1_21 = 0; [L195] isInitial = 1 [L196] FCALL initially() [L197] COND TRUE 1 [L198] CALL updateLastVariables() [L184] last_1_var_1_3 = var_1_3 [L185] last_1_var_1_6 = var_1_6 [L186] last_1_var_1_15 = var_1_15 [L187] last_1_var_1_20 = var_1_20 [L188] last_1_var_1_21 = var_1_21 [L198] RET updateLastVariables() [L199] CALL updateVariables() [L129] var_1_4 = __VERIFIER_nondet_uchar() [L130] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_5=2, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_5=2, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L131] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=2, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=2, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L132] var_1_5 = __VERIFIER_nondet_uchar() [L133] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L134] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L135] var_1_9 = __VERIFIER_nondet_long() [L136] CALL assume_abort_if_not(var_1_9 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_9 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L137] CALL assume_abort_if_not(var_1_9 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_9 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L138] CALL assume_abort_if_not(var_1_9 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_9 != 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L139] var_1_10 = __VERIFIER_nondet_double() [L140] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L141] var_1_11 = __VERIFIER_nondet_double() [L142] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L143] var_1_12 = __VERIFIER_nondet_double() [L144] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L145] var_1_13 = __VERIFIER_nondet_double() [L146] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L147] var_1_14 = __VERIFIER_nondet_double() [L148] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L149] var_1_17 = __VERIFIER_nondet_char() [L150] CALL assume_abort_if_not(var_1_17 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_17 >= -63) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L151] CALL assume_abort_if_not(var_1_17 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_17 <= 63) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L152] var_1_18 = __VERIFIER_nondet_char() [L153] CALL assume_abort_if_not(var_1_18 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_18 >= -31) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L154] CALL assume_abort_if_not(var_1_18 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_18 <= 32) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L155] var_1_19 = __VERIFIER_nondet_char() [L156] CALL assume_abort_if_not(var_1_19 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_19 >= -31) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L157] CALL assume_abort_if_not(var_1_19 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_19 <= 31) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L158] var_1_23 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L160] CALL assume_abort_if_not(var_1_23 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_23 <= 254) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=-64, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L161] var_1_25 = __VERIFIER_nondet_long() [L162] CALL assume_abort_if_not(var_1_25 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_25 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L163] CALL assume_abort_if_not(var_1_25 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_25 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L164] var_1_26 = __VERIFIER_nondet_ushort() [L165] CALL assume_abort_if_not(var_1_26 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_26 >= 16383) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L166] CALL assume_abort_if_not(var_1_26 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_26 <= 32767) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L167] var_1_27 = __VERIFIER_nondet_ushort() [L168] CALL assume_abort_if_not(var_1_27 >= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_27 >= 16384) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L169] CALL assume_abort_if_not(var_1_27 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_27 <= 32767) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L170] var_1_29 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L172] CALL assume_abort_if_not(var_1_29 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_29 <= 127) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L173] var_1_30 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L175] CALL assume_abort_if_not(var_1_30 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_30 <= 127) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L176] var_1_33 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_33 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_33 >= 1) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L178] CALL assume_abort_if_not(var_1_33 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_33 <= 1) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L179] var_1_34 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L181] CALL assume_abort_if_not(var_1_34 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_34 <= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=4, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=15/8, var_1_9=66] [L199] RET updateVariables() [L200] CALL step() [L64] var_1_22 = var_1_23 [L65] COND FALSE !(((((var_1_22) < (var_1_23)) ? (var_1_22) : (var_1_23))) >= var_1_25) [L68] COND TRUE var_1_27 > 0 [L69] var_1_28 = (((((((((var_1_29 + var_1_30)) > (var_1_23)) ? ((var_1_29 + var_1_30)) : (var_1_23)))) < (0)) ? ((((((var_1_29 + var_1_30)) > (var_1_23)) ? ((var_1_29 + var_1_30)) : (var_1_23)))) : (0))) [L71] COND TRUE var_1_26 != 10 [L72] COND FALSE !(var_1_26 <= var_1_29) [L76] COND TRUE var_1_26 > 100 [L77] EXPR ((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) ^ var_1_26 [L77] COND FALSE !((((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) ^ var_1_26) > var_1_25) [L80] var_1_32 = var_1_34 [L83] var_1_35 = ((((var_1_26) > (((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28))))) ? (var_1_26) : (((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))))) [L84] COND FALSE !(var_1_29 > var_1_30) [L91] COND TRUE var_1_25 >= var_1_22 [L92] var_1_36 = 100000000 [L97] signed long int stepLocal_0 = last_1_var_1_21; [L98] COND FALSE !(last_1_var_1_6 < stepLocal_0) [L101] EXPR last_1_var_1_20 ^ last_1_var_1_15 [L101] signed long int stepLocal_2 = last_1_var_1_20 ^ last_1_var_1_15; [L102] unsigned char stepLocal_1 = var_1_5; [L103] COND FALSE !(stepLocal_2 < -256) [L106] COND FALSE !(stepLocal_1 <= 50) [L110] var_1_20 = (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4))) [L111] COND TRUE var_1_3 < (var_1_5 % ((((32) > (var_1_9)) ? (32) : (var_1_9)))) [L112] var_1_8 = ((((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))) - var_1_12) + (var_1_13 - var_1_14)) [L118] var_1_16 = (var_1_17 + (var_1_18 + ((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))))) [L119] var_1_1 = ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))) [L120] unsigned short int stepLocal_3 = var_1_6; [L121] EXPR (var_1_3 * var_1_17) & (var_1_1 * var_1_18) [L121] COND TRUE stepLocal_3 == ((var_1_3 * var_1_17) & (var_1_1 * var_1_18)) [L122] var_1_21 = (var_1_4 + 128) [L124] COND FALSE !(((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) > var_1_21) [L200] RET step() [L201] CALL, EXPR property() [L191] EXPR ((var_1_1 == ((signed long int) ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))))) && ((last_1_var_1_6 < last_1_var_1_21) ? (var_1_3 == ((unsigned char) ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))))) : 1)) && (((last_1_var_1_20 ^ last_1_var_1_15) < -256) ? (var_1_6 == ((unsigned short int) (((((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) < 0 ) ? -((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) : ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))))))) : ((var_1_5 <= 50) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1)) [L191] EXPR last_1_var_1_20 ^ last_1_var_1_15 [L191] EXPR ((var_1_1 == ((signed long int) ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))))) && ((last_1_var_1_6 < last_1_var_1_21) ? (var_1_3 == ((unsigned char) ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))))) : 1)) && (((last_1_var_1_20 ^ last_1_var_1_15) < -256) ? (var_1_6 == ((unsigned short int) (((((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) < 0 ) ? -((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) : ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))))))) : ((var_1_5 <= 50) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1)) [L191] EXPR (((((((var_1_1 == ((signed long int) ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))))) && ((last_1_var_1_6 < last_1_var_1_21) ? (var_1_3 == ((unsigned char) ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))))) : 1)) && (((last_1_var_1_20 ^ last_1_var_1_15) < -256) ? (var_1_6 == ((unsigned short int) (((((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) < 0 ) ? -((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) : ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))))))) : ((var_1_5 <= 50) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1))) && ((var_1_3 < (var_1_5 % ((((32) > (var_1_9)) ? (32) : (var_1_9))))) ? (var_1_8 == ((double) ((((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))) - var_1_12) + (var_1_13 - var_1_14)))) : ((var_1_13 <= (var_1_14 + var_1_11)) ? (var_1_8 == ((double) var_1_12)) : 1))) && ((((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) > var_1_21) ? (var_1_15 == ((unsigned short int) ((((var_1_3) > ((var_1_5 + var_1_4))) ? (var_1_3) : ((var_1_5 + var_1_4)))))) : 1)) && (var_1_16 == ((signed char) (var_1_17 + (var_1_18 + ((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))))))) && (var_1_20 == ((unsigned short int) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_6 == ((var_1_3 * var_1_17) & (var_1_1 * var_1_18))) ? (var_1_21 == ((unsigned short int) (var_1_4 + 128))) : 1) [L191-L192] return (((((((var_1_1 == ((signed long int) ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))))) && ((last_1_var_1_6 < last_1_var_1_21) ? (var_1_3 == ((unsigned char) ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))))) : 1)) && (((last_1_var_1_20 ^ last_1_var_1_15) < -256) ? (var_1_6 == ((unsigned short int) (((((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) < 0 ) ? -((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) : ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))))))) : ((var_1_5 <= 50) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1))) && ((var_1_3 < (var_1_5 % ((((32) > (var_1_9)) ? (32) : (var_1_9))))) ? (var_1_8 == ((double) ((((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))) - var_1_12) + (var_1_13 - var_1_14)))) : ((var_1_13 <= (var_1_14 + var_1_11)) ? (var_1_8 == ((double) var_1_12)) : 1))) && ((((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) > var_1_21) ? (var_1_15 == ((unsigned short int) ((((var_1_3) > ((var_1_5 + var_1_4))) ? (var_1_3) : ((var_1_5 + var_1_4)))))) : 1)) && (var_1_16 == ((signed char) (var_1_17 + (var_1_18 + ((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))))))) && (var_1_20 == ((unsigned short int) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_6 == ((var_1_3 * var_1_17) & (var_1_1 * var_1_18))) ? (var_1_21 == ((unsigned short int) (var_1_4 + 128))) : 1) ; [L201] RET, EXPR property() [L201] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=7, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=7, var_1_20=254, var_1_21=382, var_1_22=254, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=16383, var_1_36=100000000, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=0, var_1_9=66] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=5, var_1_14=6, var_1_15=5, var_1_16=7, var_1_17=1, var_1_18=-8, var_1_19=14, var_1_1=7, var_1_20=254, var_1_21=382, var_1_22=254, var_1_23=254, var_1_24=8, var_1_25=16385, var_1_26=16383, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=16383, var_1_36=100000000, var_1_3=64, var_1_4=254, var_1_5=65, var_1_6=10, var_1_8=0, var_1_9=66] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 34, 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=62occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 125 NumberOfCodeBlocks, 125 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 04:14:58,382 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-78.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b76990f7b16be84f96b6cccf4d605bb8a6382c63bc4ca471da0f4bf5dcf9e35b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:15:00,996 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:15:01,122 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:15:01,130 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:15:01,131 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:15:01,181 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:15:01,182 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:15:01,183 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:15:01,184 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:15:01,189 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:15:01,189 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:15:01,190 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:15:01,190 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:15:01,192 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:15:01,193 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:15:01,193 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:15:01,194 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:15:01,195 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:15:01,195 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:15:01,196 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:15:01,197 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:15:01,198 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:15:01,198 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:15:01,199 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:15:01,199 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:15:01,200 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:15:01,200 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:15:01,200 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:15:01,201 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:15:01,201 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:15:01,203 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:15:01,204 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:15:01,204 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:15:01,204 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:15:01,205 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:15:01,205 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:15:01,206 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:15:01,206 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:15:01,206 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:15:01,207 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:15:01,208 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:15:01,208 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:15:01,208 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_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b76990f7b16be84f96b6cccf4d605bb8a6382c63bc4ca471da0f4bf5dcf9e35b [2023-11-19 04:15:01,651 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:15:01,674 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:15:01,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:15:01,680 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:15:01,681 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:15:01,682 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-78.i [2023-11-19 04:15:05,018 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:15:05,350 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:15:05,351 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-78.i [2023-11-19 04:15:05,363 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/data/64debfa08/650a6b6ac59f4021aba4f40585d5d944/FLAG8f5640937 [2023-11-19 04:15:05,379 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/data/64debfa08/650a6b6ac59f4021aba4f40585d5d944 [2023-11-19 04:15:05,386 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:15:05,387 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:15:05,389 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:15:05,389 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:15:05,394 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:15:05,395 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:15:05" (1/1) ... [2023-11-19 04:15:05,396 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56e8846 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05, skipping insertion in model container [2023-11-19 04:15:05,396 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:15:05" (1/1) ... [2023-11-19 04:15:05,445 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:15:05,618 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_2807bcb8-4472-4768-90ab-7aa198bfff04/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-78.i[919,932] [2023-11-19 04:15:05,714 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:15:05,730 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:15:05,742 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_2807bcb8-4472-4768-90ab-7aa198bfff04/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-78.i[919,932] [2023-11-19 04:15:05,801 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:15:05,826 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:15:05,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05 WrapperNode [2023-11-19 04:15:05,831 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:15:05,833 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:15:05,833 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:15:05,834 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:15:05,841 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05" (1/1) ... [2023-11-19 04:15:05,874 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05" (1/1) ... [2023-11-19 04:15:05,921 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 210 [2023-11-19 04:15:05,921 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:15:05,922 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:15:05,922 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:15:05,922 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:15:05,933 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05" (1/1) ... [2023-11-19 04:15:05,934 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05" (1/1) ... [2023-11-19 04:15:05,955 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05" (1/1) ... [2023-11-19 04:15:05,956 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05" (1/1) ... [2023-11-19 04:15:05,970 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05" (1/1) ... [2023-11-19 04:15:05,975 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05" (1/1) ... [2023-11-19 04:15:05,978 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05" (1/1) ... [2023-11-19 04:15:05,981 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05" (1/1) ... [2023-11-19 04:15:05,987 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:15:05,988 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:15:05,988 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:15:05,988 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:15:05,989 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05" (1/1) ... [2023-11-19 04:15:05,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:15:06,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:15:06,022 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:15:06,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:15:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:15:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:15:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:15:06,082 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:15:06,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:15:06,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:15:06,215 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:15:06,217 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:15:11,049 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:15:11,058 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:15:11,059 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:15:11,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:15:11 BoogieIcfgContainer [2023-11-19 04:15:11,064 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:15:11,066 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:15:11,066 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:15:11,070 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:15:11,070 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:15:05" (1/3) ... [2023-11-19 04:15:11,071 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44c32823 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:15:11, skipping insertion in model container [2023-11-19 04:15:11,071 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:15:05" (2/3) ... [2023-11-19 04:15:11,072 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44c32823 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:15:11, skipping insertion in model container [2023-11-19 04:15:11,072 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:15:11" (3/3) ... [2023-11-19 04:15:11,073 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-cn_file-78.i [2023-11-19 04:15:11,093 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:15:11,093 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:15:11,146 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:15:11,152 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;@772bcaa5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:15:11,153 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:15:11,158 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 56 states have (on average 1.375) internal successors, (77), 57 states have internal predecessors, (77), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-19 04:15:11,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-19 04:15:11,177 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:15:11,179 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:15:11,182 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:15:11,190 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:15:11,190 INFO L85 PathProgramCache]: Analyzing trace with hash -1995552549, now seen corresponding path program 1 times [2023-11-19 04:15:11,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:15:11,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [316938815] [2023-11-19 04:15:11,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:15:11,206 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:15:11,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:15:11,208 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:15:11,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 04:15:11,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:15:11,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:15:11,861 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:15:11,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 794 proven. 0 refuted. 0 times theorem prover too weak. 1450 trivial. 0 not checked. [2023-11-19 04:15:11,978 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:15:11,979 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:15:11,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [316938815] [2023-11-19 04:15:11,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [316938815] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:15:11,981 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:15:11,981 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:15:11,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671557030] [2023-11-19 04:15:11,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:15:11,988 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:15:11,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:15:12,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:15:12,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:15:12,023 INFO L87 Difference]: Start difference. First operand has 93 states, 56 states have (on average 1.375) internal successors, (77), 57 states have internal predecessors, (77), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-19 04:15:12,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:15:12,082 INFO L93 Difference]: Finished difference Result 179 states and 318 transitions. [2023-11-19 04:15:12,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:15:12,085 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 214 [2023-11-19 04:15:12,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:15:12,094 INFO L225 Difference]: With dead ends: 179 [2023-11-19 04:15:12,094 INFO L226 Difference]: Without dead ends: 89 [2023-11-19 04:15:12,099 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:15:12,103 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:15:12,104 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:15:12,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-19 04:15:12,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-11-19 04:15:12,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 53 states have (on average 1.320754716981132) internal successors, (70), 53 states have internal predecessors, (70), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-19 04:15:12,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 138 transitions. [2023-11-19 04:15:12,184 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 138 transitions. Word has length 214 [2023-11-19 04:15:12,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:15:12,185 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 138 transitions. [2023-11-19 04:15:12,186 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-19 04:15:12,186 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 138 transitions. [2023-11-19 04:15:12,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-19 04:15:12,197 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:15:12,197 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:15:12,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:15:12,414 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:15:12,414 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:15:12,415 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:15:12,415 INFO L85 PathProgramCache]: Analyzing trace with hash 1180622823, now seen corresponding path program 1 times [2023-11-19 04:15:12,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:15:12,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [234285567] [2023-11-19 04:15:12,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:15:12,419 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:15:12,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:15:12,421 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:15:12,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 04:15:12,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:15:12,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:15:13,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:15:14,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 956 proven. 48 refuted. 0 times theorem prover too weak. 1240 trivial. 0 not checked. [2023-11-19 04:15:14,194 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:15:14,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 72 proven. 27 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-11-19 04:15:14,858 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:15:14,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [234285567] [2023-11-19 04:15:14,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [234285567] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:15:14,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [912033466] [2023-11-19 04:15:14,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:15:14,877 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:15:14,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:15:14,882 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:15:14,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 04:15:16,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:15:16,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 04:15:16,043 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:15:16,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-19 04:15:16,195 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:15:16,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [912033466] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:15:16,195 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 04:15:16,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8, 5] total 12 [2023-11-19 04:15:16,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735640587] [2023-11-19 04:15:16,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:15:16,198 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:15:16,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:15:16,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:15:16,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2023-11-19 04:15:16,200 INFO L87 Difference]: Start difference. First operand 89 states and 138 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-19 04:15:18,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-19 04:15:18,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:15:18,371 INFO L93 Difference]: Finished difference Result 175 states and 273 transitions. [2023-11-19 04:15:18,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:15:18,403 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 214 [2023-11-19 04:15:18,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:15:18,409 INFO L225 Difference]: With dead ends: 175 [2023-11-19 04:15:18,410 INFO L226 Difference]: Without dead ends: 89 [2023-11-19 04:15:18,411 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 639 GetRequests, 629 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2023-11-19 04:15:18,413 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 13 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 257 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 [2023-11-19 04:15:18,413 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 257 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-11-19 04:15:18,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-19 04:15:18,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-11-19 04:15:18,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 53 states have (on average 1.3018867924528301) internal successors, (69), 53 states have internal predecessors, (69), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-19 04:15:18,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 137 transitions. [2023-11-19 04:15:18,437 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 137 transitions. Word has length 214 [2023-11-19 04:15:18,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:15:18,442 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 137 transitions. [2023-11-19 04:15:18,442 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-19 04:15:18,442 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 137 transitions. [2023-11-19 04:15:18,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-19 04:15:18,450 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:15:18,450 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:15:18,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-19 04:15:18,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-19 04:15:18,858 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:15:18,859 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:15:18,859 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:15:18,859 INFO L85 PathProgramCache]: Analyzing trace with hash 1792868560, now seen corresponding path program 1 times [2023-11-19 04:15:18,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:15:18,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1027077164] [2023-11-19 04:15:18,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:15:18,861 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:15:18,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:15:18,863 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:15:18,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-19 04:15:19,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:15:19,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:15:19,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:15:20,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 956 proven. 48 refuted. 0 times theorem prover too weak. 1240 trivial. 0 not checked. [2023-11-19 04:15:20,550 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:15:21,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 72 proven. 27 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-11-19 04:15:21,171 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:15:21,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1027077164] [2023-11-19 04:15:21,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1027077164] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:15:21,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [651320467] [2023-11-19 04:15:21,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:15:21,172 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:15:21,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:15:21,175 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:15:21,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-19 04:15:22,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:15:22,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:15:22,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:15:22,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 945 proven. 27 refuted. 0 times theorem prover too weak. 1272 trivial. 0 not checked. [2023-11-19 04:15:22,668 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:15:23,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 72 proven. 27 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-11-19 04:15:23,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [651320467] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:15:23,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [594764735] [2023-11-19 04:15:23,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:15:23,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:15:23,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:15:23,038 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:15:23,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-19 04:15:23,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:15:23,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:15:23,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:15:23,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1045 proven. 33 refuted. 0 times theorem prover too weak. 1166 trivial. 0 not checked. [2023-11-19 04:15:23,985 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:15:24,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 66 proven. 33 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-11-19 04:15:24,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [594764735] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:15:24,627 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-19 04:15:24,628 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5, 5, 5, 5, 5] total 15 [2023-11-19 04:15:24,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517800787] [2023-11-19 04:15:24,628 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-19 04:15:24,630 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-11-19 04:15:24,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:15:24,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-11-19 04:15:24,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2023-11-19 04:15:24,632 INFO L87 Difference]: Start difference. First operand 89 states and 137 transitions. Second operand has 15 states, 15 states have (on average 6.866666666666666) internal successors, (103), 15 states have internal predecessors, (103), 6 states have call successors, (73), 4 states have call predecessors, (73), 8 states have return successors, (77), 6 states have call predecessors, (77), 6 states have call successors, (77) [2023-11-19 04:15:27,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:15:27,192 INFO L93 Difference]: Finished difference Result 189 states and 282 transitions. [2023-11-19 04:15:27,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-19 04:15:27,193 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 6.866666666666666) internal successors, (103), 15 states have internal predecessors, (103), 6 states have call successors, (73), 4 states have call predecessors, (73), 8 states have return successors, (77), 6 states have call predecessors, (77), 6 states have call successors, (77) Word has length 215 [2023-11-19 04:15:27,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:15:27,196 INFO L225 Difference]: With dead ends: 189 [2023-11-19 04:15:27,196 INFO L226 Difference]: Without dead ends: 103 [2023-11-19 04:15:27,197 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1297 GetRequests, 1273 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=217, Invalid=433, Unknown=0, NotChecked=0, Total=650 [2023-11-19 04:15:27,199 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 325 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 346 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 326 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 346 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:15:27,199 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [326 Valid, 293 Invalid, 635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 346 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-19 04:15:27,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2023-11-19 04:15:27,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 101. [2023-11-19 04:15:27,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 62 states have (on average 1.1774193548387097) internal successors, (73), 62 states have internal predecessors, (73), 34 states have call successors, (34), 4 states have call predecessors, (34), 4 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-19 04:15:27,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 141 transitions. [2023-11-19 04:15:27,220 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 141 transitions. Word has length 215 [2023-11-19 04:15:27,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:15:27,221 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 141 transitions. [2023-11-19 04:15:27,222 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 6.866666666666666) internal successors, (103), 15 states have internal predecessors, (103), 6 states have call successors, (73), 4 states have call predecessors, (73), 8 states have return successors, (77), 6 states have call predecessors, (77), 6 states have call successors, (77) [2023-11-19 04:15:27,222 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 141 transitions. [2023-11-19 04:15:27,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-19 04:15:27,226 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:15:27,226 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:15:27,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-19 04:15:27,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-19 04:15:27,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-19 04:15:27,840 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:15:27,840 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:15:27,841 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:15:27,841 INFO L85 PathProgramCache]: Analyzing trace with hash 1331202390, now seen corresponding path program 1 times [2023-11-19 04:15:27,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:15:27,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [852231085] [2023-11-19 04:15:27,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:15:27,843 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:15:27,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:15:27,844 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:15:27,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-19 04:15:29,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:15:29,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:15:29,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:15:32,480 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 693 proven. 81 refuted. 0 times theorem prover too weak. 1470 trivial. 0 not checked. [2023-11-19 04:15:32,481 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:15:37,140 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:15:37,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [852231085] [2023-11-19 04:15:37,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [852231085] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 04:15:37,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1347864155] [2023-11-19 04:15:37,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:15:37,142 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:15:37,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:15:37,147 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:15:37,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2807bcb8-4472-4768-90ab-7aa198bfff04/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-19 04:15:38,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:15:38,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:15:38,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:15:40,917 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 27 proven. 72 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-11-19 04:15:40,917 INFO L327 TraceCheckSpWp]: Computing backward predicates...