./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-72.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 07850a67421b9d3433171b604e2682b6ebaa9e38ae0fc83b23fa26a084fe77cb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:21:02,997 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:21:03,113 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:21:03,119 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:21:03,120 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:21:03,143 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:21:03,144 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:21:03,144 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:21:03,145 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:21:03,146 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:21:03,146 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:21:03,147 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:21:03,147 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:21:03,148 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:21:03,148 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:21:03,149 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:21:03,149 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:21:03,150 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:21:03,150 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:21:03,151 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:21:03,152 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:21:03,152 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:21:03,153 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:21:03,154 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:21:03,154 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:21:03,155 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:21:03,155 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:21:03,156 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:21:03,156 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:21:03,157 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:21:03,157 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:21:03,158 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:21:03,158 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:21:03,159 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:21:03,159 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:21:03,159 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:21:03,160 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:21:03,160 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:03,160 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:21:03,161 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:21:03,161 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:21:03,161 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:21:03,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:21:03,162 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:21:03,162 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:21:03,162 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:21:03,163 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:21:03,163 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 07850a67421b9d3433171b604e2682b6ebaa9e38ae0fc83b23fa26a084fe77cb [2023-11-23 21:21:03,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:21:03,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:21:03,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:21:03,512 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:21:03,512 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:21:03,513 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-72.i [2023-11-23 21:21:06,672 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:21:06,947 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:21:06,947 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-72.i [2023-11-23 21:21:06,958 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/data/bd22a3863/826bc958b9cd44a7bfc02986b4bd7d50/FLAG82aab10b4 [2023-11-23 21:21:06,973 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/data/bd22a3863/826bc958b9cd44a7bfc02986b4bd7d50 [2023-11-23 21:21:06,976 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:21:06,977 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:21:06,979 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:06,979 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:21:06,984 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:21:06,985 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:06" (1/1) ... [2023-11-23 21:21:06,986 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76c907a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:06, skipping insertion in model container [2023-11-23 21:21:06,987 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:06" (1/1) ... [2023-11-23 21:21:07,023 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:21:07,238 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_e512932b-1936-47cf-a1a4-6b4e1a844ae4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-72.i[919,932] [2023-11-23 21:21:07,311 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:07,324 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:21:07,342 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_e512932b-1936-47cf-a1a4-6b4e1a844ae4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-72.i[919,932] [2023-11-23 21:21:07,386 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:07,405 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:21:07,405 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:07 WrapperNode [2023-11-23 21:21:07,405 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:07,407 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:07,407 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:21:07,407 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:21:07,414 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:07" (1/1) ... [2023-11-23 21:21:07,426 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:07" (1/1) ... [2023-11-23 21:21:07,477 INFO L138 Inliner]: procedures = 26, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 262 [2023-11-23 21:21:07,484 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:07,485 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:21:07,485 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:21:07,485 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:21:07,493 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:07" (1/1) ... [2023-11-23 21:21:07,493 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:07" (1/1) ... [2023-11-23 21:21:07,497 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:07" (1/1) ... [2023-11-23 21:21:07,498 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:07" (1/1) ... [2023-11-23 21:21:07,511 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:07" (1/1) ... [2023-11-23 21:21:07,516 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:07" (1/1) ... [2023-11-23 21:21:07,520 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:07" (1/1) ... [2023-11-23 21:21:07,523 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:07" (1/1) ... [2023-11-23 21:21:07,544 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:21:07,545 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:21:07,545 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:21:07,545 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:21:07,546 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:07" (1/1) ... [2023-11-23 21:21:07,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:07,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:21:07,580 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:21:07,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:21:07,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:21:07,632 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:21:07,632 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:21:07,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:21:07,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:21:07,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:21:07,742 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:21:07,744 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:21:08,269 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:21:08,627 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:21:08,627 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:21:08,629 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:08 BoogieIcfgContainer [2023-11-23 21:21:08,629 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:21:08,632 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:21:08,632 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:21:08,636 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:21:08,636 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:21:06" (1/3) ... [2023-11-23 21:21:08,638 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@387329b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:21:08, skipping insertion in model container [2023-11-23 21:21:08,638 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:07" (2/3) ... [2023-11-23 21:21:08,640 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@387329b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:21:08, skipping insertion in model container [2023-11-23 21:21:08,640 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:08" (3/3) ... [2023-11-23 21:21:08,642 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-72.i [2023-11-23 21:21:08,661 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:21:08,661 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:21:08,736 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:21:08,744 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;@7759a6bf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:21:08,745 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:21:08,750 INFO L276 IsEmpty]: Start isEmpty. Operand has 67 states, 28 states have (on average 1.1071428571428572) internal successors, (31), 29 states have internal predecessors, (31), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-23 21:21:08,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-23 21:21:08,768 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:08,769 INFO L195 NwaCegarLoop]: trace histogram [36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:21:08,769 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:08,773 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:08,774 INFO L85 PathProgramCache]: Analyzing trace with hash -1231804867, now seen corresponding path program 1 times [2023-11-23 21:21:08,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:21:08,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576899463] [2023-11-23 21:21:08,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:08,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:21:09,037 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:21:09,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [769381159] [2023-11-23 21:21:09,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:09,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:21:09,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:21:09,040 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:21:09,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:21:09,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:21:09,592 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:21:09,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:21:09,871 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:21:09,873 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:21:09,875 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:21:09,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:21:10,085 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:21:10,090 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:21:10,094 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:21:10,257 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:21:10 BoogieIcfgContainer [2023-11-23 21:21:10,257 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:21:10,257 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:21:10,258 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:21:10,258 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:21:10,258 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:08" (3/4) ... [2023-11-23 21:21:10,261 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:21:10,262 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:21:10,263 INFO L158 Benchmark]: Toolchain (without parser) took 3285.39ms. Allocated memory is still 172.0MB. Free memory was 134.5MB in the beginning and 102.9MB in the end (delta: 31.6MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2023-11-23 21:21:10,263 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 121.6MB. Free memory is still 90.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:21:10,264 INFO L158 Benchmark]: CACSL2BoogieTranslator took 427.05ms. Allocated memory is still 172.0MB. Free memory was 134.1MB in the beginning and 133.1MB in the end (delta: 997.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-23 21:21:10,265 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.68ms. Allocated memory is still 172.0MB. Free memory was 133.1MB in the beginning and 129.6MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:21:10,265 INFO L158 Benchmark]: Boogie Preprocessor took 59.52ms. Allocated memory is still 172.0MB. Free memory was 129.6MB in the beginning and 127.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:21:10,266 INFO L158 Benchmark]: RCFGBuilder took 1084.20ms. Allocated memory is still 172.0MB. Free memory was 127.1MB in the beginning and 103.6MB in the end (delta: 23.5MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2023-11-23 21:21:10,267 INFO L158 Benchmark]: TraceAbstraction took 1624.74ms. Allocated memory is still 172.0MB. Free memory was 102.8MB in the beginning and 102.9MB in the end (delta: -120.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:21:10,267 INFO L158 Benchmark]: Witness Printer took 4.43ms. Allocated memory is still 172.0MB. Free memory is still 102.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:21:10,270 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 121.6MB. Free memory is still 90.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 427.05ms. Allocated memory is still 172.0MB. Free memory was 134.1MB in the beginning and 133.1MB in the end (delta: 997.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.68ms. Allocated memory is still 172.0MB. Free memory was 133.1MB in the beginning and 129.6MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.52ms. Allocated memory is still 172.0MB. Free memory was 129.6MB in the beginning and 127.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1084.20ms. Allocated memory is still 172.0MB. Free memory was 127.1MB in the beginning and 103.6MB in the end (delta: 23.5MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1624.74ms. Allocated memory is still 172.0MB. Free memory was 102.8MB in the beginning and 102.9MB in the end (delta: -120.5kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.43ms. Allocated memory is still 172.0MB. Free memory is still 102.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 157, overapproximation of bitwiseOr at line 113, overapproximation of someUnaryDOUBLEoperation at line 93, overapproximation of someBinaryArithmeticDOUBLEoperation at line 95, overapproximation of someBinaryDOUBLEComparisonOperation at line 72. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 16; [L23] signed char var_1_10 = 2; [L24] signed char var_1_11 = 1; [L25] float var_1_14 = 64.3; [L26] signed char var_1_16 = 32; [L27] unsigned char var_1_17 = 1; [L28] unsigned char var_1_18 = 0; [L29] unsigned char var_1_19 = 0; [L30] double var_1_20 = 9.25; [L31] double var_1_21 = 255.05; [L32] double var_1_22 = 25.5; [L33] unsigned char var_1_23 = 2; [L34] unsigned char var_1_25 = 1; [L35] unsigned short int var_1_26 = 5; [L36] unsigned char var_1_27 = 128; [L37] unsigned char var_1_28 = 1; [L38] signed long int var_1_29 = 128; [L39] unsigned long int var_1_31 = 1; [L40] unsigned long int var_1_32 = 64; [L41] unsigned long int var_1_37 = 3773873024; [L42] unsigned long int var_1_38 = 2296504360; [L43] unsigned long int var_1_39 = 16; [L44] unsigned long int var_1_40 = 2753961414; [L45] unsigned char var_1_41 = 8; [L46] unsigned char var_1_42 = 25; [L47] signed short int var_1_43 = -50; [L48] signed char var_1_44 = -1; [L49] signed char var_1_45 = 4; [L50] signed char var_1_46 = -1; [L51] double var_1_47 = 255.2; [L52] double var_1_48 = 0.09999999999999998; [L53] double var_1_49 = 49.875; [L54] double var_1_50 = 50.4; [L55] double var_1_51 = 49.25; [L56] double var_1_52 = 1000000.4; [L57] double var_1_53 = 256.2; [L58] signed char var_1_54 = -8; [L59] signed char var_1_55 = 25; [L60] unsigned char last_1_var_1_17 = 1; [L61] double last_1_var_1_20 = 9.25; [L62] unsigned char last_1_var_1_23 = 2; [L63] unsigned short int last_1_var_1_26 = 5; [L64] signed long int last_1_var_1_29 = 128; [L224] isInitial = 1 [L225] FCALL initially() [L226] COND TRUE 1 [L227] CALL updateLastVariables() [L213] last_1_var_1_17 = var_1_17 [L214] last_1_var_1_20 = var_1_20 [L215] last_1_var_1_23 = var_1_23 [L216] last_1_var_1_26 = var_1_26 [L217] last_1_var_1_29 = var_1_29 [L227] RET updateLastVariables() [L228] CALL updateVariables() [L153] var_1_11 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_11 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_11 >= -63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L155] CALL assume_abort_if_not(var_1_11 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_11 <= 63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L156] var_1_14 = __VERIFIER_nondet_float() [L157] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L158] var_1_16 = __VERIFIER_nondet_char() [L159] CALL assume_abort_if_not(var_1_16 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_16 >= -63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L160] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L161] var_1_18 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L163] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L164] var_1_19 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_19 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_19 >= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L166] CALL assume_abort_if_not(var_1_19 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_19 <= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L167] var_1_21 = __VERIFIER_nondet_double() [L168] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L169] var_1_22 = __VERIFIER_nondet_double() [L170] CALL assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L171] var_1_25 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L173] CALL assume_abort_if_not(var_1_25 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_25 <= 254) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L174] var_1_27 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_27 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_27 >= 127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L176] CALL assume_abort_if_not(var_1_27 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_27 <= 255) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L177] var_1_28 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L179] CALL assume_abort_if_not(var_1_28 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_28 <= 127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L180] var_1_37 = __VERIFIER_nondet_ulong() [L181] CALL assume_abort_if_not(var_1_37 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_37 >= 2147483647) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L182] CALL assume_abort_if_not(var_1_37 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_37 <= 4294967294) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2296504360, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L183] var_1_38 = __VERIFIER_nondet_ulong() [L184] CALL assume_abort_if_not(var_1_38 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_38 >= 2147483647) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L185] CALL assume_abort_if_not(var_1_38 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_38 <= 4294967294) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2753961414, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L186] var_1_40 = __VERIFIER_nondet_ulong() [L187] CALL assume_abort_if_not(var_1_40 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_40 >= 2147483647) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L188] CALL assume_abort_if_not(var_1_40 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_40 <= 4294967294) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L189] var_1_42 = __VERIFIER_nondet_uchar() [L190] CALL assume_abort_if_not(var_1_42 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_42 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L191] CALL assume_abort_if_not(var_1_42 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_42 <= 254) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=4, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L192] var_1_45 = __VERIFIER_nondet_char() [L193] CALL assume_abort_if_not(var_1_45 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_45 >= -127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L194] CALL assume_abort_if_not(var_1_45 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_45 <= 126) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-1, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L195] var_1_46 = __VERIFIER_nondet_char() [L196] CALL assume_abort_if_not(var_1_46 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-127, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_46 >= -127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-127, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L197] CALL assume_abort_if_not(var_1_46 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-127, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_46 <= 126) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-127, var_1_47=1276/5, var_1_48=4999999999999999/50000000000000000, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L198] var_1_48 = __VERIFIER_nondet_double() [L199] CALL assume_abort_if_not((var_1_48 >= -922337.2036854765600e+13F && var_1_48 <= -1.0e-20F) || (var_1_48 <= 9223372.036854765600e+12F && var_1_48 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-127, var_1_47=1276/5, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not((var_1_48 >= -922337.2036854765600e+13F && var_1_48 <= -1.0e-20F) || (var_1_48 <= 9223372.036854765600e+12F && var_1_48 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-127, var_1_47=1276/5, var_1_49=399/8, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L200] var_1_49 = __VERIFIER_nondet_double() [L201] CALL assume_abort_if_not((var_1_49 >= -922337.2036854765600e+13F && var_1_49 <= -1.0e-20F) || (var_1_49 <= 9223372.036854765600e+12F && var_1_49 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-127, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not((var_1_49 >= -922337.2036854765600e+13F && var_1_49 <= -1.0e-20F) || (var_1_49 <= 9223372.036854765600e+12F && var_1_49 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-127, var_1_47=1276/5, var_1_50=252/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L202] var_1_50 = __VERIFIER_nondet_double() [L203] CALL assume_abort_if_not((var_1_50 >= 0.0F && var_1_50 <= -1.0e-20F) || (var_1_50 <= 9223372.036854765600e+12F && var_1_50 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-127, var_1_47=1276/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L203] RET assume_abort_if_not((var_1_50 >= 0.0F && var_1_50 <= -1.0e-20F) || (var_1_50 <= 9223372.036854765600e+12F && var_1_50 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-127, var_1_47=1276/5, var_1_51=197/4, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L204] var_1_51 = __VERIFIER_nondet_double() [L205] CALL assume_abort_if_not((var_1_51 >= 0.0F && var_1_51 <= -1.0e-20F) || (var_1_51 <= 9223372.036854765600e+12F && var_1_51 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-127, var_1_47=1276/5, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L205] RET assume_abort_if_not((var_1_51 >= 0.0F && var_1_51 <= -1.0e-20F) || (var_1_51 <= 9223372.036854765600e+12F && var_1_51 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-127, var_1_47=1276/5, var_1_52=5000002/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L206] var_1_52 = __VERIFIER_nondet_double() [L207] CALL assume_abort_if_not((var_1_52 >= 0.0F && var_1_52 <= -1.0e-20F) || (var_1_52 <= 9223372.036854765600e+12F && var_1_52 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-127, var_1_47=1276/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L20] COND FALSE !(!cond) [L207] RET assume_abort_if_not((var_1_52 >= 0.0F && var_1_52 <= -1.0e-20F) || (var_1_52 <= 9223372.036854765600e+12F && var_1_52 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-127, var_1_47=1276/5, var_1_53=1281/5, var_1_54=-8, var_1_55=25] [L208] var_1_55 = __VERIFIER_nondet_char() [L209] CALL assume_abort_if_not(var_1_55 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-127, var_1_47=1276/5, var_1_53=1281/5, var_1_54=-8, var_1_55=-127] [L20] COND FALSE !(!cond) [L209] RET assume_abort_if_not(var_1_55 >= -127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-127, var_1_47=1276/5, var_1_53=1281/5, var_1_54=-8, var_1_55=-127] [L210] CALL assume_abort_if_not(var_1_55 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-127, var_1_47=1276/5, var_1_53=1281/5, var_1_54=-8, var_1_55=-127] [L20] COND FALSE !(!cond) [L210] RET assume_abort_if_not(var_1_55 <= 126) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=255, var_1_28=17, var_1_29=128, var_1_31=1, var_1_32=64, var_1_37=2147483649, var_1_38=2147483648, var_1_39=16, var_1_40=2147483666, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=-1, var_1_45=-127, var_1_46=-127, var_1_47=1276/5, var_1_53=1281/5, var_1_54=-8, var_1_55=-127] [L228] RET updateVariables() [L229] CALL step() [L68] COND FALSE !((last_1_var_1_29 * last_1_var_1_23) <= last_1_var_1_29) [L71] COND TRUE last_1_var_1_17 || last_1_var_1_17 [L72] COND FALSE !((((((last_1_var_1_20) < 0 ) ? -(last_1_var_1_20) : (last_1_var_1_20))) - var_1_14) == (last_1_var_1_20 + last_1_var_1_20)) [L75] var_1_10 = var_1_11 [L81] COND TRUE (last_1_var_1_29 + last_1_var_1_29) > last_1_var_1_26 [L82] var_1_23 = var_1_25 [L84] COND TRUE var_1_17 || var_1_17 [L85] COND TRUE var_1_45 >= var_1_46 [L86] var_1_47 = var_1_48 [L99] var_1_17 = (var_1_18 && var_1_19) [L100] COND FALSE !(! var_1_18) [L103] COND TRUE 256 >= var_1_10 [L104] COND FALSE !(var_1_17 && (var_1_25 >= (var_1_27 - var_1_28))) [L107] var_1_26 = var_1_28 [L112] var_1_41 = var_1_42 [L113] EXPR var_1_37 ^ var_1_40 [L113] EXPR ((-8) > ((var_1_37 ^ var_1_40))) ? (-8) : ((var_1_37 ^ var_1_40)) [L113] EXPR var_1_37 ^ var_1_40 [L113] EXPR ((-8) > ((var_1_37 ^ var_1_40))) ? (-8) : ((var_1_37 ^ var_1_40)) [L113] COND FALSE !(var_1_29 <= ((((-8) > ((var_1_37 ^ var_1_40))) ? (-8) : ((var_1_37 ^ var_1_40))))) [L118] var_1_44 = 64 [L120] signed long int stepLocal_0 = var_1_23 * var_1_26; [L121] COND TRUE ((((var_1_20) < (63.5)) ? (var_1_20) : (63.5))) > (2.4 * var_1_20) [L122] COND FALSE !(stepLocal_0 <= (~ var_1_26)) [L125] var_1_1 = var_1_10 [L130] var_1_53 = 5.5 [L131] var_1_31 = var_1_26 [L132] COND FALSE !(var_1_37 <= ((((var_1_26) > (var_1_29)) ? (var_1_26) : (var_1_29)))) [L135] var_1_29 = var_1_1 [L136] COND TRUE var_1_17 && var_1_17 [L137] COND TRUE var_1_26 <= var_1_31 [L138] var_1_32 = (((((var_1_37) < (((((var_1_38) < 0 ) ? -(var_1_38) : (var_1_38))))) ? (var_1_37) : (((((var_1_38) < 0 ) ? -(var_1_38) : (var_1_38)))))) - var_1_26) [L141] COND FALSE !((- var_1_38) <= (- var_1_37)) [L144] COND TRUE \read(var_1_17) [L145] var_1_39 = ((((var_1_37) < ((((((var_1_38) > (var_1_40)) ? (var_1_38) : (var_1_40))) - var_1_26))) ? (var_1_37) : ((((((var_1_38) > (var_1_40)) ? (var_1_38) : (var_1_40))) - var_1_26)))) [L150] var_1_54 = var_1_55 [L229] RET step() [L230] CALL, EXPR property() [L220-L221] return ((((((((((((var_1_20) < (63.5)) ? (var_1_20) : (63.5))) > (2.4 * var_1_20)) ? (((var_1_23 * var_1_26) <= (~ var_1_26)) ? (var_1_1 == ((signed short int) (((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))) + var_1_23))) : (var_1_1 == ((signed short int) var_1_10))) : (var_1_1 == ((signed short int) -50))) && (((last_1_var_1_29 * last_1_var_1_23) <= last_1_var_1_29) ? (var_1_10 == ((signed char) (var_1_11 + 10))) : ((last_1_var_1_17 || last_1_var_1_17) ? (((((((last_1_var_1_20) < 0 ) ? -(last_1_var_1_20) : (last_1_var_1_20))) - var_1_14) == (last_1_var_1_20 + last_1_var_1_20)) ? (var_1_10 == ((signed char) (var_1_11 + var_1_16))) : (var_1_10 == ((signed char) var_1_11))) : (var_1_10 == ((signed char) var_1_16))))) && (var_1_17 == ((unsigned char) (var_1_18 && var_1_19)))) && ((! var_1_18) ? (var_1_20 == ((double) ((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22))))) : 1)) && (((last_1_var_1_29 + last_1_var_1_29) > last_1_var_1_26) ? (var_1_23 == ((unsigned char) var_1_25)) : 1)) && ((256 >= var_1_10) ? ((var_1_17 && (var_1_25 >= (var_1_27 - var_1_28))) ? (var_1_26 == ((unsigned short int) 16)) : (var_1_26 == ((unsigned short int) var_1_28))) : (var_1_26 == ((unsigned short int) var_1_25)))) && (var_1_29 == ((signed long int) var_1_1))) && (var_1_31 == ((unsigned long int) var_1_26)) ; [L230] RET, EXPR property() [L230] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=0, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=0, var_1_20=37/4, var_1_21=0, var_1_22=0, var_1_23=0, var_1_25=0, var_1_26=17, var_1_27=255, var_1_28=17, var_1_29=0, var_1_31=17, var_1_32=2147483631, var_1_37=2147483649, var_1_38=2147483648, var_1_39=2147483649, var_1_40=2147483666, var_1_41=0, var_1_42=0, var_1_43=-50, var_1_44=64, var_1_45=-127, var_1_46=-127, var_1_47=2, var_1_48=2, var_1_49=0, var_1_53=11/2, var_1_54=-127, var_1_55=-127] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=0, var_1_11=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=0, var_1_20=37/4, var_1_21=0, var_1_22=0, var_1_23=0, var_1_25=0, var_1_26=17, var_1_27=255, var_1_28=17, var_1_29=0, var_1_31=17, var_1_32=2147483631, var_1_37=2147483649, var_1_38=2147483648, var_1_39=2147483649, var_1_40=2147483666, var_1_41=0, var_1_42=0, var_1_43=-50, var_1_44=64, var_1_45=-127, var_1_46=-127, var_1_47=2, var_1_48=2, var_1_49=0, var_1_53=11/2, var_1_54=-127, var_1_55=-127] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 67 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 36, 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=67occurred 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, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 134 NumberOfCodeBlocks, 134 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:21:10,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 07850a67421b9d3433171b604e2682b6ebaa9e38ae0fc83b23fa26a084fe77cb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:21:12,979 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:21:13,115 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:21:13,125 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:21:13,126 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:21:13,173 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:21:13,174 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:21:13,175 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:21:13,176 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:21:13,181 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:21:13,182 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:21:13,182 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:21:13,183 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:21:13,184 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:21:13,185 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:21:13,185 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:21:13,187 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:21:13,187 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:21:13,188 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:21:13,189 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:21:13,189 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:21:13,190 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:21:13,190 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:21:13,191 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:21:13,191 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:21:13,192 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:21:13,192 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:21:13,193 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:21:13,193 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:21:13,194 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:21:13,195 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:21:13,196 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:21:13,196 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:21:13,197 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:21:13,197 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:13,197 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:21:13,198 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:21:13,198 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:21:13,198 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:21:13,199 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:21:13,200 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:21:13,200 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:21:13,200 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:21:13,200 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:21:13,201 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_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 07850a67421b9d3433171b604e2682b6ebaa9e38ae0fc83b23fa26a084fe77cb [2023-11-23 21:21:13,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:21:13,629 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:21:13,632 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:21:13,633 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:21:13,633 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:21:13,635 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-72.i [2023-11-23 21:21:16,704 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:21:17,010 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:21:17,010 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-72.i [2023-11-23 21:21:17,033 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/data/93b504d42/1e1e147d805e4639a7bc3f78a5882c18/FLAG923e96483 [2023-11-23 21:21:17,055 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/data/93b504d42/1e1e147d805e4639a7bc3f78a5882c18 [2023-11-23 21:21:17,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:21:17,059 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:21:17,061 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:17,061 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:21:17,067 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:21:17,068 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:17" (1/1) ... [2023-11-23 21:21:17,069 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f7ca2e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:17, skipping insertion in model container [2023-11-23 21:21:17,069 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:21:17" (1/1) ... [2023-11-23 21:21:17,121 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:21:17,321 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_e512932b-1936-47cf-a1a4-6b4e1a844ae4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-72.i[919,932] [2023-11-23 21:21:17,430 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:17,446 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:21:17,460 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_e512932b-1936-47cf-a1a4-6b4e1a844ae4/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-72.i[919,932] [2023-11-23 21:21:17,498 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:21:17,535 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:21:17,536 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:17 WrapperNode [2023-11-23 21:21:17,536 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:21:17,537 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:17,538 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:21:17,538 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:21:17,545 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:17" (1/1) ... [2023-11-23 21:21:17,562 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:17" (1/1) ... [2023-11-23 21:21:17,599 INFO L138 Inliner]: procedures = 27, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 234 [2023-11-23 21:21:17,600 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:21:17,600 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:21:17,601 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:21:17,601 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:21:17,647 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:17" (1/1) ... [2023-11-23 21:21:17,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:17" (1/1) ... [2023-11-23 21:21:17,670 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:17" (1/1) ... [2023-11-23 21:21:17,671 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:17" (1/1) ... [2023-11-23 21:21:17,700 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:17" (1/1) ... [2023-11-23 21:21:17,715 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:17" (1/1) ... [2023-11-23 21:21:17,719 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:17" (1/1) ... [2023-11-23 21:21:17,722 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:17" (1/1) ... [2023-11-23 21:21:17,728 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:21:17,733 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:21:17,733 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:21:17,733 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:21:17,749 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:17" (1/1) ... [2023-11-23 21:21:17,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:21:17,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:21:17,783 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:21:17,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:21:17,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:21:17,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:21:17,828 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:21:17,828 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:21:17,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:21:17,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:21:17,972 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:21:17,977 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:21:24,838 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:21:24,920 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:21:24,920 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:21:24,921 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:24 BoogieIcfgContainer [2023-11-23 21:21:24,921 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:21:24,924 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:21:24,924 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:21:24,928 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:21:24,928 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:21:17" (1/3) ... [2023-11-23 21:21:24,929 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51d1ead5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:21:24, skipping insertion in model container [2023-11-23 21:21:24,930 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:21:17" (2/3) ... [2023-11-23 21:21:24,930 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51d1ead5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:21:24, skipping insertion in model container [2023-11-23 21:21:24,930 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:21:24" (3/3) ... [2023-11-23 21:21:24,932 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-72.i [2023-11-23 21:21:24,954 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:21:24,954 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:21:25,009 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:21:25,017 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;@61f43039, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:21:25,017 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:21:25,022 INFO L276 IsEmpty]: Start isEmpty. Operand has 96 states, 57 states have (on average 1.4385964912280702) internal successors, (82), 58 states have internal predecessors, (82), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-23 21:21:25,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-11-23 21:21:25,044 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:25,045 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:21:25,045 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:25,051 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:25,052 INFO L85 PathProgramCache]: Analyzing trace with hash -232317927, now seen corresponding path program 1 times [2023-11-23 21:21:25,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:21:25,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [39620184] [2023-11-23 21:21:25,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:25,071 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:25,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:21:25,076 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:21:25,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:21:25,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:25,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:21:25,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:26,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2023-11-23 21:21:26,044 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:21:26,045 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:21:26,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [39620184] [2023-11-23 21:21:26,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [39620184] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:21:26,046 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:21:26,047 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:21:26,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817541252] [2023-11-23 21:21:26,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:21:26,056 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:21:26,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:21:26,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:21:26,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:21:26,104 INFO L87 Difference]: Start difference. First operand has 96 states, 57 states have (on average 1.4385964912280702) internal successors, (82), 58 states have internal predecessors, (82), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-23 21:21:28,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:21:28,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:21:28,349 INFO L93 Difference]: Finished difference Result 189 states and 342 transitions. [2023-11-23 21:21:28,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:21:28,389 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 223 [2023-11-23 21:21:28,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:21:28,401 INFO L225 Difference]: With dead ends: 189 [2023-11-23 21:21:28,401 INFO L226 Difference]: Without dead ends: 94 [2023-11-23 21:21:28,405 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 222 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:21:28,409 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 145 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 [2023-11-23 21:21:28,410 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 145 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-11-23 21:21:28,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2023-11-23 21:21:28,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2023-11-23 21:21:28,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 56 states have (on average 1.3571428571428572) internal successors, (76), 56 states have internal predecessors, (76), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-23 21:21:28,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 148 transitions. [2023-11-23 21:21:28,465 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 148 transitions. Word has length 223 [2023-11-23 21:21:28,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:21:28,469 INFO L495 AbstractCegarLoop]: Abstraction has 94 states and 148 transitions. [2023-11-23 21:21:28,469 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-23 21:21:28,470 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 148 transitions. [2023-11-23 21:21:28,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-11-23 21:21:28,475 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:28,476 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:21:28,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:21:28,684 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:28,684 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:28,685 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:28,685 INFO L85 PathProgramCache]: Analyzing trace with hash 2041474251, now seen corresponding path program 1 times [2023-11-23 21:21:28,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:21:28,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1586843509] [2023-11-23 21:21:28,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:28,687 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:28,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:21:28,689 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:21:28,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:21:29,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:29,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:21:29,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:33,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2023-11-23 21:21:33,613 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:21:33,613 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:21:33,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1586843509] [2023-11-23 21:21:33,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1586843509] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:21:33,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:21:33,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:21:33,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766396294] [2023-11-23 21:21:33,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:21:33,617 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:21:33,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:21:33,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:21:33,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:21:33,619 INFO L87 Difference]: Start difference. First operand 94 states and 148 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-23 21:21:36,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:21:38,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:21:40,525 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:21:42,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:21:44,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:21:44,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:21:44,539 INFO L93 Difference]: Finished difference Result 298 states and 471 transitions. [2023-11-23 21:21:44,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:21:44,575 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 224 [2023-11-23 21:21:44,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:21:44,580 INFO L225 Difference]: With dead ends: 298 [2023-11-23 21:21:44,580 INFO L226 Difference]: Without dead ends: 205 [2023-11-23 21:21:44,582 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:21:44,584 INFO L413 NwaCegarLoop]: 146 mSDtfsCounter, 124 mSDsluCounter, 278 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 74 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.8s IncrementalHoareTripleChecker+Time [2023-11-23 21:21:44,584 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 424 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 25 Invalid, 5 Unknown, 0 Unchecked, 10.8s Time] [2023-11-23 21:21:44,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2023-11-23 21:21:44,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 171. [2023-11-23 21:21:44,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 96 states have (on average 1.3020833333333333) internal successors, (125), 96 states have internal predecessors, (125), 72 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2023-11-23 21:21:44,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 269 transitions. [2023-11-23 21:21:44,638 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 269 transitions. Word has length 224 [2023-11-23 21:21:44,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:21:44,640 INFO L495 AbstractCegarLoop]: Abstraction has 171 states and 269 transitions. [2023-11-23 21:21:44,640 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-23 21:21:44,640 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 269 transitions. [2023-11-23 21:21:44,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2023-11-23 21:21:44,645 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:44,646 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:21:44,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 21:21:44,863 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:44,864 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:44,864 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:44,865 INFO L85 PathProgramCache]: Analyzing trace with hash -1124646619, now seen corresponding path program 1 times [2023-11-23 21:21:44,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:21:44,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [74406737] [2023-11-23 21:21:44,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:44,866 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:44,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:21:44,868 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:21:44,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 21:21:45,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:45,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:21:45,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:21:47,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2023-11-23 21:21:47,278 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:21:47,278 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:21:47,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [74406737] [2023-11-23 21:21:47,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [74406737] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:21:47,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:21:47,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:21:47,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929456346] [2023-11-23 21:21:47,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:21:47,280 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:21:47,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:21:47,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:21:47,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:21:47,282 INFO L87 Difference]: Start difference. First operand 171 states and 269 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-23 21:21:49,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:21:51,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:21:54,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:21:56,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:21:58,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:21:58,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:21:58,025 INFO L93 Difference]: Finished difference Result 298 states and 468 transitions. [2023-11-23 21:21:58,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:21:58,065 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 225 [2023-11-23 21:21:58,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:21:58,069 INFO L225 Difference]: With dead ends: 298 [2023-11-23 21:21:58,069 INFO L226 Difference]: Without dead ends: 194 [2023-11-23 21:21:58,071 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 222 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:21:58,079 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 76 mSDsluCounter, 275 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 74 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 418 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2023-11-23 21:21:58,080 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 418 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 21 Invalid, 5 Unknown, 0 Unchecked, 10.7s Time] [2023-11-23 21:21:58,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2023-11-23 21:21:58,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 170. [2023-11-23 21:21:58,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170 states, 95 states have (on average 1.263157894736842) internal successors, (120), 95 states have internal predecessors, (120), 72 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2023-11-23 21:21:58,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 264 transitions. [2023-11-23 21:21:58,160 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 264 transitions. Word has length 225 [2023-11-23 21:21:58,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:21:58,167 INFO L495 AbstractCegarLoop]: Abstraction has 170 states and 264 transitions. [2023-11-23 21:21:58,167 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-23 21:21:58,167 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 264 transitions. [2023-11-23 21:21:58,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-11-23 21:21:58,174 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:21:58,174 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:21:58,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-23 21:21:58,390 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:58,390 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:21:58,391 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:21:58,391 INFO L85 PathProgramCache]: Analyzing trace with hash -1377182236, now seen corresponding path program 1 times [2023-11-23 21:21:58,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:21:58,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [914782981] [2023-11-23 21:21:58,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:21:58,393 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:21:58,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:21:58,394 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:21:58,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-23 21:21:59,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:21:59,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:21:59,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:22:00,657 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 645 proven. 90 refuted. 0 times theorem prover too weak. 1785 trivial. 0 not checked. [2023-11-23 21:22:00,658 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:22:01,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 15 proven. 90 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2023-11-23 21:22:01,637 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:22:01,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [914782981] [2023-11-23 21:22:01,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [914782981] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:22:01,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2103641037] [2023-11-23 21:22:01,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:22:01,638 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:22:01,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:22:01,643 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:22:01,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e512932b-1936-47cf-a1a4-6b4e1a844ae4/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-23 21:22:02,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:22:02,420 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:22:02,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:22:02,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2023-11-23 21:22:02,553 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:22:02,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2103641037] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:22:02,554 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:22:02,554 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5] total 8 [2023-11-23 21:22:02,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523129379] [2023-11-23 21:22:02,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:22:02,555 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:22:02,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:22:02,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:22:02,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:22:02,557 INFO L87 Difference]: Start difference. First operand 170 states and 264 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-23 21:22:04,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []