./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-43.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/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_755fef65-5e94-40b6-b144-8b997cad1a5e/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-43.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/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_755fef65-5e94-40b6-b144-8b997cad1a5e/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 adaf57c8caca25e02285c35c5809f03c64bacca23d89893e8459b2d8fe50621e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:28:01,730 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:28:01,854 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:28:01,863 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:28:01,864 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:28:01,905 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:28:01,906 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:28:01,906 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:28:01,907 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:28:01,914 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:28:01,915 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:28:01,915 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:28:01,916 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:28:01,918 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:28:01,918 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:28:01,919 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:28:01,919 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:28:01,919 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:28:01,920 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:28:01,920 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:28:01,921 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:28:01,921 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:28:01,923 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:28:01,923 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:28:01,924 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:28:01,924 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:28:01,924 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:28:01,925 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:28:01,925 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:28:01,926 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:28:01,927 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:28:01,927 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:28:01,938 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:28:01,938 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:28:01,938 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:28:01,939 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:28:01,939 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:28:01,939 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:01,940 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:28:01,940 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:28:01,940 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:28:01,941 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:28:01,941 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:28:01,941 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:28:01,942 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:28:01,942 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:28:01,942 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:28:01,942 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_755fef65-5e94-40b6-b144-8b997cad1a5e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> adaf57c8caca25e02285c35c5809f03c64bacca23d89893e8459b2d8fe50621e [2023-11-23 21:28:02,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:28:02,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:28:02,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:28:02,320 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:28:02,320 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:28:02,322 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-43.i [2023-11-23 21:28:05,385 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:28:05,625 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:28:05,626 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-43.i [2023-11-23 21:28:05,649 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/bin/utaipan-verify-mE87zJ7Ire/data/9ce23c597/d9bc99aac68541b980ce23bcc411ca29/FLAGcd09d53dc [2023-11-23 21:28:05,664 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/bin/utaipan-verify-mE87zJ7Ire/data/9ce23c597/d9bc99aac68541b980ce23bcc411ca29 [2023-11-23 21:28:05,666 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:28:05,668 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:28:05,669 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:05,670 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:28:05,679 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:28:05,681 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:05" (1/1) ... [2023-11-23 21:28:05,682 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eab5f07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:05, skipping insertion in model container [2023-11-23 21:28:05,683 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:05" (1/1) ... [2023-11-23 21:28:05,720 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:28:05,872 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_755fef65-5e94-40b6-b144-8b997cad1a5e/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-43.i[917,930] [2023-11-23 21:28:05,942 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:05,960 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:28:05,973 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_755fef65-5e94-40b6-b144-8b997cad1a5e/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-43.i[917,930] [2023-11-23 21:28:06,008 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:06,025 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:28:06,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:06 WrapperNode [2023-11-23 21:28:06,025 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:06,026 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:06,027 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:28:06,027 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:28:06,032 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:06" (1/1) ... [2023-11-23 21:28:06,043 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:06" (1/1) ... [2023-11-23 21:28:06,097 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 205 [2023-11-23 21:28:06,099 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:06,100 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:28:06,101 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:28:06,101 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:28:06,115 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:06" (1/1) ... [2023-11-23 21:28:06,116 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:06" (1/1) ... [2023-11-23 21:28:06,119 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:06" (1/1) ... [2023-11-23 21:28:06,120 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:06" (1/1) ... [2023-11-23 21:28:06,130 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:06" (1/1) ... [2023-11-23 21:28:06,134 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:06" (1/1) ... [2023-11-23 21:28:06,137 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:06" (1/1) ... [2023-11-23 21:28:06,140 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:06" (1/1) ... [2023-11-23 21:28:06,144 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:28:06,145 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:28:06,145 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:28:06,145 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:28:06,146 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:06" (1/1) ... [2023-11-23 21:28:06,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:06,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:28:06,180 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:28:06,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:28:06,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:28:06,226 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:28:06,226 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:28:06,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:28:06,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:28:06,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:28:06,318 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:28:06,320 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:28:06,761 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:28:07,135 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:28:07,136 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:28:07,138 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:07 BoogieIcfgContainer [2023-11-23 21:28:07,138 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:28:07,144 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:28:07,144 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:28:07,149 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:28:07,149 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:28:05" (1/3) ... [2023-11-23 21:28:07,151 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@618d496 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:07, skipping insertion in model container [2023-11-23 21:28:07,151 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:06" (2/3) ... [2023-11-23 21:28:07,153 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@618d496 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:07, skipping insertion in model container [2023-11-23 21:28:07,154 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:07" (3/3) ... [2023-11-23 21:28:07,155 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-43.i [2023-11-23 21:28:07,173 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:28:07,174 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:28:07,224 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:28:07,230 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;@7bc02caa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:28:07,231 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:28:07,235 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 21:28:07,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-23 21:28:07,249 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:07,250 INFO L195 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:28:07,251 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:07,256 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:07,256 INFO L85 PathProgramCache]: Analyzing trace with hash -1996779852, now seen corresponding path program 1 times [2023-11-23 21:28:07,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:28:07,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538870274] [2023-11-23 21:28:07,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:07,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:28:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:28:07,933 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:28:08,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:28:08,323 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:28:08,325 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:28:08,326 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:28:08,328 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:28:08,339 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:28:08,345 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:28:08,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:28:08 BoogieIcfgContainer [2023-11-23 21:28:08,496 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:28:08,498 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:28:08,499 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:28:08,499 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:28:08,500 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:07" (3/4) ... [2023-11-23 21:28:08,504 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:28:08,505 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:28:08,507 INFO L158 Benchmark]: Toolchain (without parser) took 2838.17ms. Allocated memory was 144.7MB in the beginning and 192.9MB in the end (delta: 48.2MB). Free memory was 97.0MB in the beginning and 100.4MB in the end (delta: -3.4MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2023-11-23 21:28:08,507 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 144.7MB. Free memory is still 111.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:28:08,509 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.43ms. Allocated memory is still 144.7MB. Free memory was 96.6MB in the beginning and 82.3MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:28:08,510 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.31ms. Allocated memory is still 144.7MB. Free memory was 82.3MB in the beginning and 79.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:28:08,512 INFO L158 Benchmark]: Boogie Preprocessor took 43.74ms. Allocated memory is still 144.7MB. Free memory was 79.4MB in the beginning and 77.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:28:08,516 INFO L158 Benchmark]: RCFGBuilder took 993.23ms. Allocated memory was 144.7MB in the beginning and 192.9MB in the end (delta: 48.2MB). Free memory was 77.3MB in the beginning and 126.1MB in the end (delta: -48.8MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2023-11-23 21:28:08,517 INFO L158 Benchmark]: TraceAbstraction took 1352.81ms. Allocated memory is still 192.9MB. Free memory was 125.2MB in the beginning and 100.4MB in the end (delta: 24.9MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2023-11-23 21:28:08,518 INFO L158 Benchmark]: Witness Printer took 6.95ms. Allocated memory is still 192.9MB. Free memory is still 100.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:28:08,527 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 144.7MB. Free memory is still 111.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 356.43ms. Allocated memory is still 144.7MB. Free memory was 96.6MB in the beginning and 82.3MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.31ms. Allocated memory is still 144.7MB. Free memory was 82.3MB in the beginning and 79.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.74ms. Allocated memory is still 144.7MB. Free memory was 79.4MB in the beginning and 77.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 993.23ms. Allocated memory was 144.7MB in the beginning and 192.9MB in the end (delta: 48.2MB). Free memory was 77.3MB in the beginning and 126.1MB in the end (delta: -48.8MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1352.81ms. Allocated memory is still 192.9MB. Free memory was 125.2MB in the beginning and 100.4MB in the end (delta: 24.9MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * Witness Printer took 6.95ms. Allocated memory is still 192.9MB. Free memory is still 100.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 51, overapproximation of someBinaryDOUBLEComparisonOperation at line 52, overapproximation of bitwiseAnd at line 56. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 1000.6; [L23] float var_1_2 = 255.675; [L24] float var_1_3 = 10.4; [L25] float var_1_4 = 31.4; [L26] double var_1_5 = 7.75; [L27] double var_1_6 = 63.1; [L28] signed char var_1_7 = 32; [L29] signed long int var_1_8 = -1; [L30] signed long int var_1_9 = 50; [L31] signed char var_1_10 = 64; [L32] signed short int var_1_11 = 5; [L33] unsigned short int var_1_12 = 4; [L34] unsigned char var_1_13 = 1; [L35] unsigned short int var_1_14 = 49632; [L36] unsigned short int var_1_15 = 0; [L37] signed char var_1_16 = 50; [L38] float var_1_17 = 128.5; [L39] signed char var_1_18 = 2; [L40] signed char var_1_19 = 25; [L41] signed char var_1_20 = 10; [L42] signed char var_1_21 = 1; [L43] signed char var_1_22 = 8; [L44] unsigned long int var_1_23 = 25; [L45] unsigned short int var_1_24 = 32; [L46] unsigned long int var_1_25 = 16; [L47] signed long int var_1_26 = 50; [L149] isInitial = 1 [L150] FCALL initially() [L151] COND TRUE 1 [L152] FCALL updateLastVariables() [L153] CALL updateVariables() [L89] var_1_2 = __VERIFIER_nondet_float() [L90] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=52/5, var_1_4=157/5, var_1_5=31/4, var_1_6=631/10, var_1_7=32, var_1_8=-1, var_1_9=50] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_3=52/5, var_1_4=157/5, var_1_5=31/4, var_1_6=631/10, var_1_7=32, var_1_8=-1, var_1_9=50] [L91] var_1_3 = __VERIFIER_nondet_float() [L92] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_4=157/5, var_1_5=31/4, var_1_6=631/10, var_1_7=32, var_1_8=-1, var_1_9=50] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_4=157/5, var_1_5=31/4, var_1_6=631/10, var_1_7=32, var_1_8=-1, var_1_9=50] [L93] var_1_4 = __VERIFIER_nondet_float() [L94] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_5=31/4, var_1_6=631/10, var_1_7=32, var_1_8=-1, var_1_9=50] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_5=31/4, var_1_6=631/10, var_1_7=32, var_1_8=-1, var_1_9=50] [L95] CALL assume_abort_if_not(var_1_4 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_5=31/4, var_1_6=631/10, var_1_7=32, var_1_8=-1, var_1_9=50] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_4 != 0.0F) VAL [isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_5=31/4, var_1_6=631/10, var_1_7=32, var_1_8=-1, var_1_9=50] [L96] var_1_5 = __VERIFIER_nondet_double() [L97] CALL assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_6=631/10, var_1_7=32, var_1_8=-1, var_1_9=50] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_6=631/10, var_1_7=32, var_1_8=-1, var_1_9=50] [L98] var_1_6 = __VERIFIER_nondet_double() [L99] CALL assume_abort_if_not((var_1_6 >= -922337.2036854765600e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-1, var_1_9=50] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not((var_1_6 >= -922337.2036854765600e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-1, var_1_9=50] [L100] var_1_8 = __VERIFIER_nondet_long() [L101] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=50] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=50] [L102] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=50] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=50] [L103] var_1_9 = __VERIFIER_nondet_long() [L104] CALL assume_abort_if_not(var_1_9 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_9 >= -2147483648) VAL [isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L105] CALL assume_abort_if_not(var_1_9 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_9 <= 2147483647) VAL [isInitial=1, var_1_10=64, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L106] var_1_10 = __VERIFIER_nondet_char() [L107] CALL assume_abort_if_not(var_1_10 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_10 >= -127) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L108] CALL assume_abort_if_not(var_1_10 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_10 <= 126) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L109] var_1_13 = __VERIFIER_nondet_uchar() [L110] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L111] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=49632, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L112] var_1_14 = __VERIFIER_nondet_ushort() [L113] CALL assume_abort_if_not(var_1_14 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_14 >= 32767) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L114] CALL assume_abort_if_not(var_1_14 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_14 <= 65534) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=0, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L115] var_1_15 = __VERIFIER_nondet_ushort() [L116] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L117] CALL assume_abort_if_not(var_1_15 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_15 <= 32767) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_17=257/2, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L118] var_1_17 = __VERIFIER_nondet_float() [L119] CALL assume_abort_if_not((var_1_17 >= -922337.2036854776000e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not((var_1_17 >= -922337.2036854776000e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=2, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L120] var_1_18 = __VERIFIER_nondet_char() [L121] CALL assume_abort_if_not(var_1_18 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_18 >= -63) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L122] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=25, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L123] var_1_19 = __VERIFIER_nondet_char() [L124] CALL assume_abort_if_not(var_1_19 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-13, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_19 >= -63) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-13, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L125] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-13, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-13, var_1_1=5003/5, var_1_20=10, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L126] var_1_20 = __VERIFIER_nondet_char() [L127] CALL assume_abort_if_not(var_1_20 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-13, var_1_1=5003/5, var_1_20=-63, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_20 >= -63) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-13, var_1_1=5003/5, var_1_20=-63, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L128] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-13, var_1_1=5003/5, var_1_20=-63, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-13, var_1_1=5003/5, var_1_20=-63, var_1_21=1, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L129] var_1_21 = __VERIFIER_nondet_char() [L130] CALL assume_abort_if_not(var_1_21 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-13, var_1_1=5003/5, var_1_20=-63, var_1_21=126, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_21 >= -1) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-13, var_1_1=5003/5, var_1_20=-63, var_1_21=126, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L131] CALL assume_abort_if_not(var_1_21 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-13, var_1_1=5003/5, var_1_20=-63, var_1_21=126, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_21 <= 126) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-13, var_1_1=5003/5, var_1_20=-63, var_1_21=126, var_1_22=8, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L132] var_1_22 = __VERIFIER_nondet_char() [L133] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-13, var_1_1=5003/5, var_1_20=-63, var_1_21=126, var_1_22=126, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-13, var_1_1=5003/5, var_1_20=-63, var_1_21=126, var_1_22=126, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L134] CALL assume_abort_if_not(var_1_22 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-13, var_1_1=5003/5, var_1_20=-63, var_1_21=126, var_1_22=126, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_22 <= 126) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-13, var_1_1=5003/5, var_1_20=-63, var_1_21=126, var_1_22=126, var_1_23=25, var_1_24=32, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L135] var_1_24 = __VERIFIER_nondet_ushort() [L136] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-13, var_1_1=5003/5, var_1_20=-63, var_1_21=126, var_1_22=126, var_1_23=25, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-13, var_1_1=5003/5, var_1_20=-63, var_1_21=126, var_1_22=126, var_1_23=25, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L137] CALL assume_abort_if_not(var_1_24 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-13, var_1_1=5003/5, var_1_20=-63, var_1_21=126, var_1_22=126, var_1_23=25, var_1_24=0, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_24 <= 32767) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-13, var_1_1=5003/5, var_1_20=-63, var_1_21=126, var_1_22=126, var_1_23=25, var_1_24=0, var_1_25=16, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L138] var_1_25 = __VERIFIER_nondet_ulong() [L139] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-13, var_1_1=5003/5, var_1_20=-63, var_1_21=126, var_1_22=126, var_1_23=25, var_1_24=0, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-13, var_1_1=5003/5, var_1_20=-63, var_1_21=126, var_1_22=126, var_1_23=25, var_1_24=0, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L140] CALL assume_abort_if_not(var_1_25 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-13, var_1_1=5003/5, var_1_20=-63, var_1_21=126, var_1_22=126, var_1_23=25, var_1_24=0, var_1_25=130, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_25 <= 4294967294) VAL [isInitial=1, var_1_10=32, var_1_11=5, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=50, var_1_18=-63, var_1_19=-13, var_1_1=5003/5, var_1_20=-63, var_1_21=126, var_1_22=126, var_1_23=25, var_1_24=0, var_1_25=130, var_1_26=50, var_1_7=32, var_1_8=-66, var_1_9=65] [L153] RET updateVariables() [L154] CALL step() [L51] COND FALSE !((- 1000.5f) != (var_1_2 * (var_1_3 / var_1_4))) [L54] var_1_1 = var_1_5 [L56] EXPR var_1_8 & var_1_9 [L56] COND FALSE !(-4 > (var_1_8 & var_1_9)) [L59] COND FALSE !(var_1_1 > var_1_4) [L62] var_1_11 = ((((var_1_7) < (((16 - 32) + (64 + var_1_10)))) ? (var_1_7) : (((16 - 32) + (64 + var_1_10))))) [L64] COND TRUE \read(var_1_13) [L65] var_1_12 = (var_1_14 - var_1_15) [L67] signed char stepLocal_0 = var_1_19; [L68] COND TRUE var_1_2 <= (((((var_1_3) < (var_1_17)) ? (var_1_3) : (var_1_17))) + var_1_1) [L69] var_1_16 = ((((var_1_10) < ((((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))) + var_1_20))) ? (var_1_10) : ((((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))) + var_1_20)))) [L77] COND TRUE (- (var_1_14 - var_1_24)) < var_1_10 [L78] var_1_23 = (var_1_24 + (var_1_22 + 4u)) [L82] COND TRUE var_1_6 != 49.125 [L83] COND TRUE ((((64u) < 0 ) ? -(64u) : (64u))) < var_1_9 [L84] var_1_26 = var_1_15 [L154] RET step() [L155] CALL, EXPR property() [L145] EXPR (((- 1000.5f) != (var_1_2 * (var_1_3 / var_1_4))) ? (var_1_1 == ((double) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) : (var_1_1 == ((double) var_1_5))) && ((-4 > (var_1_8 & var_1_9)) ? (var_1_7 == ((signed char) var_1_10)) : 1) [L145-L146] return ((((((((- 1000.5f) != (var_1_2 * (var_1_3 / var_1_4))) ? (var_1_1 == ((double) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) : (var_1_1 == ((double) var_1_5))) && ((-4 > (var_1_8 & var_1_9)) ? (var_1_7 == ((signed char) var_1_10)) : 1)) && ((var_1_1 > var_1_4) ? (var_1_11 == ((signed short int) var_1_10)) : (var_1_11 == ((signed short int) ((((var_1_7) < (((16 - 32) + (64 + var_1_10)))) ? (var_1_7) : (((16 - 32) + (64 + var_1_10))))))))) && (var_1_13 ? (var_1_12 == ((unsigned short int) (var_1_14 - var_1_15))) : 1)) && ((var_1_2 <= (((((var_1_3) < (var_1_17)) ? (var_1_3) : (var_1_17))) + var_1_1)) ? (var_1_16 == ((signed char) ((((var_1_10) < ((((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))) + var_1_20))) ? (var_1_10) : ((((((var_1_18) < (var_1_19)) ? (var_1_18) : (var_1_19))) + var_1_20)))))) : ((var_1_19 < var_1_20) ? (var_1_16 == ((signed char) (var_1_21 - var_1_22))) : (var_1_16 == ((signed char) var_1_10))))) && (((- (var_1_14 - var_1_24)) < var_1_10) ? (var_1_23 == ((unsigned long int) (var_1_24 + (var_1_22 + 4u)))) : (var_1_23 == ((unsigned long int) ((((var_1_14) < (var_1_25)) ? (var_1_14) : (var_1_25))))))) && ((var_1_6 != 49.125) ? ((((((64u) < 0 ) ? -(64u) : (64u))) < var_1_9) ? (var_1_26 == ((signed long int) var_1_15)) : 1) : 1) ; [L155] RET, EXPR property() [L155] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=32, var_1_11=32, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=-126, var_1_18=-63, var_1_19=-13, var_1_1=49637, var_1_20=-63, var_1_21=126, var_1_22=126, var_1_23=130, var_1_24=0, var_1_25=130, var_1_26=32767, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=-66, var_1_9=65] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=32, var_1_11=32, var_1_12=4, var_1_13=1, var_1_14=32771, var_1_15=32767, var_1_16=-126, var_1_18=-63, var_1_19=-13, var_1_1=49637, var_1_20=-63, var_1_21=126, var_1_22=126, var_1_23=130, var_1_24=0, var_1_25=130, var_1_26=32767, var_1_5=49637, var_1_6=49637, var_1_7=32, var_1_8=-66, var_1_9=65] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 33, 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=61occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 122 NumberOfCodeBlocks, 122 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 21:28:08,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/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_755fef65-5e94-40b6-b144-8b997cad1a5e/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-43.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/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_755fef65-5e94-40b6-b144-8b997cad1a5e/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 adaf57c8caca25e02285c35c5809f03c64bacca23d89893e8459b2d8fe50621e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:28:11,330 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:28:11,455 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:28:11,463 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:28:11,464 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:28:11,513 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:28:11,514 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:28:11,514 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:28:11,516 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:28:11,521 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:28:11,521 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:28:11,522 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:28:11,522 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:28:11,524 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:28:11,525 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:28:11,525 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:28:11,527 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:28:11,527 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:28:11,528 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:28:11,529 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:28:11,529 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:28:11,530 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:28:11,530 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:28:11,531 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:28:11,531 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:28:11,532 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:28:11,532 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:28:11,533 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:28:11,533 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:28:11,534 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:28:11,535 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:28:11,536 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:28:11,536 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:28:11,536 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:28:11,537 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:11,537 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:28:11,538 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:28:11,538 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:28:11,538 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:28:11,539 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:28:11,540 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:28:11,540 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:28:11,540 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:28:11,541 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:28:11,541 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_755fef65-5e94-40b6-b144-8b997cad1a5e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> adaf57c8caca25e02285c35c5809f03c64bacca23d89893e8459b2d8fe50621e [2023-11-23 21:28:11,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:28:11,996 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:28:11,999 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:28:12,001 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:28:12,001 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:28:12,003 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-43.i [2023-11-23 21:28:15,310 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:28:15,638 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:28:15,639 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-43.i [2023-11-23 21:28:15,660 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/bin/utaipan-verify-mE87zJ7Ire/data/5ce7ab48a/01a2b82646a64201a19884a59b28f009/FLAG5407bafb0 [2023-11-23 21:28:15,679 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/bin/utaipan-verify-mE87zJ7Ire/data/5ce7ab48a/01a2b82646a64201a19884a59b28f009 [2023-11-23 21:28:15,682 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:28:15,684 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:28:15,686 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:15,686 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:28:15,693 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:28:15,694 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:15" (1/1) ... [2023-11-23 21:28:15,696 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31631344 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:15, skipping insertion in model container [2023-11-23 21:28:15,696 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:28:15" (1/1) ... [2023-11-23 21:28:15,735 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:28:15,998 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_755fef65-5e94-40b6-b144-8b997cad1a5e/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-43.i[917,930] [2023-11-23 21:28:16,141 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:16,174 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:28:16,197 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_755fef65-5e94-40b6-b144-8b997cad1a5e/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-43.i[917,930] [2023-11-23 21:28:16,262 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:28:16,292 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:28:16,293 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:16 WrapperNode [2023-11-23 21:28:16,293 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:28:16,295 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:16,295 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:28:16,296 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:28:16,305 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:16" (1/1) ... [2023-11-23 21:28:16,336 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:16" (1/1) ... [2023-11-23 21:28:16,385 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 172 [2023-11-23 21:28:16,385 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:28:16,386 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:28:16,386 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:28:16,386 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:28:16,397 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:16" (1/1) ... [2023-11-23 21:28:16,397 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:16" (1/1) ... [2023-11-23 21:28:16,420 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:16" (1/1) ... [2023-11-23 21:28:16,420 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:16" (1/1) ... [2023-11-23 21:28:16,448 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:16" (1/1) ... [2023-11-23 21:28:16,451 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:16" (1/1) ... [2023-11-23 21:28:16,454 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:16" (1/1) ... [2023-11-23 21:28:16,457 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:16" (1/1) ... [2023-11-23 21:28:16,492 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:28:16,493 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:28:16,493 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:28:16,494 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:28:16,494 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:16" (1/1) ... [2023-11-23 21:28:16,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:28:16,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:28:16,553 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:28:16,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:28:16,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:28:16,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:28:16,608 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:28:16,608 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:28:16,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:28:16,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:28:16,750 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:28:16,754 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:28:26,446 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:28:26,513 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:28:26,513 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:28:26,514 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:26 BoogieIcfgContainer [2023-11-23 21:28:26,514 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:28:26,517 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:28:26,518 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:28:26,522 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:28:26,522 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:28:15" (1/3) ... [2023-11-23 21:28:26,523 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28fa55f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:26, skipping insertion in model container [2023-11-23 21:28:26,524 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:28:16" (2/3) ... [2023-11-23 21:28:26,524 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28fa55f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:28:26, skipping insertion in model container [2023-11-23 21:28:26,525 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:28:26" (3/3) ... [2023-11-23 21:28:26,527 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-43.i [2023-11-23 21:28:26,548 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:28:26,548 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:28:26,614 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:28:26,623 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;@120d6c27, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:28:26,624 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:28:26,630 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 39 states have (on average 1.358974358974359) internal successors, (53), 40 states have internal predecessors, (53), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 21:28:26,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-11-23 21:28:26,667 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:26,668 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:28:26,669 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:26,676 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:26,677 INFO L85 PathProgramCache]: Analyzing trace with hash -372544965, now seen corresponding path program 1 times [2023-11-23 21:28:26,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:28:26,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1597561538] [2023-11-23 21:28:26,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:26,701 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 21:28:26,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:28:26,707 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/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 21:28:26,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/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 21:28:27,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:27,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:28:27,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:28:27,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 892 proven. 0 refuted. 0 times theorem prover too weak. 1220 trivial. 0 not checked. [2023-11-23 21:28:27,798 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:28:27,798 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:28:27,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1597561538] [2023-11-23 21:28:27,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1597561538] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:28:27,800 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:28:27,800 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:28:27,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114621044] [2023-11-23 21:28:27,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:28:27,809 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:28:27,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:28:27,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:28:27,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:28:27,850 INFO L87 Difference]: Start difference. First operand has 75 states, 39 states have (on average 1.358974358974359) internal successors, (53), 40 states have internal predecessors, (53), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-23 21:28:30,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:28:30,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:28:30,091 INFO L93 Difference]: Finished difference Result 147 states and 269 transitions. [2023-11-23 21:28:30,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:28:30,139 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 197 [2023-11-23 21:28:30,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:28:30,149 INFO L225 Difference]: With dead ends: 147 [2023-11-23 21:28:30,149 INFO L226 Difference]: Without dead ends: 73 [2023-11-23 21:28:30,154 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 196 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 21:28:30,159 INFO L413 NwaCegarLoop]: 111 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, 111 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 21:28:30,161 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 111 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-11-23 21:28:30,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2023-11-23 21:28:30,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2023-11-23 21:28:30,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 38 states have (on average 1.263157894736842) internal successors, (48), 38 states have internal predecessors, (48), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 21:28:30,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 114 transitions. [2023-11-23 21:28:30,218 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 114 transitions. Word has length 197 [2023-11-23 21:28:30,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:28:30,219 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 114 transitions. [2023-11-23 21:28:30,219 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-23 21:28:30,220 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 114 transitions. [2023-11-23 21:28:30,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-11-23 21:28:30,226 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:28:30,226 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:28:30,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/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)] Ended with exit code 0 [2023-11-23 21:28:30,440 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/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 21:28:30,440 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:28:30,441 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:28:30,441 INFO L85 PathProgramCache]: Analyzing trace with hash 2123810169, now seen corresponding path program 1 times [2023-11-23 21:28:30,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:28:30,443 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2136547462] [2023-11-23 21:28:30,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:28:30,444 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 21:28:30,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:28:30,446 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/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 21:28:30,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_755fef65-5e94-40b6-b144-8b997cad1a5e/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 21:28:31,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:28:31,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-23 21:28:31,195 INFO L285 TraceCheckSpWp]: Computing forward predicates...