./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-11.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_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-11.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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_c36e1aaa-7217-4994-952f-129268afca3c/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 c075bf31c8a61d5818086da4c01a54dc9522c53729e14bb5c6eb6f9ba650fc63 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:23:34,940 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:23:35,092 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:23:35,097 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:23:35,099 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:23:35,138 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:23:35,138 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:23:35,139 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:23:35,140 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:23:35,145 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:23:35,146 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:23:35,147 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:23:35,147 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:23:35,149 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:23:35,150 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:23:35,150 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:23:35,151 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:23:35,151 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:23:35,152 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:23:35,152 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:23:35,153 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:23:35,153 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:23:35,154 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:23:35,155 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:23:35,155 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:23:35,156 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:23:35,156 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:23:35,157 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:23:35,157 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:23:35,157 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:23:35,159 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:23:35,159 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:23:35,159 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:23:35,160 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:23:35,160 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:23:35,160 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:23:35,161 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:23:35,161 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:23:35,162 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:23:35,162 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:23:35,162 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:23:35,163 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:23:35,163 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:23:35,163 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:23:35,164 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:23:35,164 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:23:35,164 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:23:35,164 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_c36e1aaa-7217-4994-952f-129268afca3c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c075bf31c8a61d5818086da4c01a54dc9522c53729e14bb5c6eb6f9ba650fc63 [2023-11-23 21:23:35,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:23:35,515 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:23:35,518 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:23:35,521 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:23:35,522 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:23:35,523 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-11.i [2023-11-23 21:23:38,756 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:23:39,025 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:23:39,026 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-11.i [2023-11-23 21:23:39,041 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/data/3b30491ee/914ab4e750fb4ad4856b40b742014db6/FLAGcb80825db [2023-11-23 21:23:39,057 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/data/3b30491ee/914ab4e750fb4ad4856b40b742014db6 [2023-11-23 21:23:39,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:23:39,061 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:23:39,063 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:23:39,063 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:23:39,070 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:23:39,071 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:23:39" (1/1) ... [2023-11-23 21:23:39,073 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71c54514 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:39, skipping insertion in model container [2023-11-23 21:23:39,073 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:23:39" (1/1) ... [2023-11-23 21:23:39,117 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:23:39,318 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_c36e1aaa-7217-4994-952f-129268afca3c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-11.i[916,929] [2023-11-23 21:23:39,415 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:23:39,432 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:23:39,444 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_c36e1aaa-7217-4994-952f-129268afca3c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-11.i[916,929] [2023-11-23 21:23:39,538 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:23:39,573 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:23:39,573 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:39 WrapperNode [2023-11-23 21:23:39,573 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:23:39,575 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:23:39,575 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:23:39,575 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:23:39,584 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:39" (1/1) ... [2023-11-23 21:23:39,604 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:39" (1/1) ... [2023-11-23 21:23:39,656 INFO L138 Inliner]: procedures = 26, calls = 52, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 327 [2023-11-23 21:23:39,656 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:23:39,657 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:23:39,657 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:23:39,657 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:23:39,668 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:39" (1/1) ... [2023-11-23 21:23:39,668 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:39" (1/1) ... [2023-11-23 21:23:39,673 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:39" (1/1) ... [2023-11-23 21:23:39,673 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:39" (1/1) ... [2023-11-23 21:23:39,696 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:39" (1/1) ... [2023-11-23 21:23:39,710 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:39" (1/1) ... [2023-11-23 21:23:39,716 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:39" (1/1) ... [2023-11-23 21:23:39,719 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:39" (1/1) ... [2023-11-23 21:23:39,724 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:23:39,727 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:23:39,727 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:23:39,727 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:23:39,728 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:39" (1/1) ... [2023-11-23 21:23:39,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:23:39,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:23:39,785 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:23:39,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:23:39,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:23:39,841 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:23:39,841 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:23:39,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:23:39,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:23:39,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:23:39,966 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:23:39,969 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:23:40,661 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:23:41,207 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:23:41,207 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:23:41,209 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:41 BoogieIcfgContainer [2023-11-23 21:23:41,209 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:23:41,214 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:23:41,214 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:23:41,218 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:23:41,219 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:23:39" (1/3) ... [2023-11-23 21:23:41,221 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@230718d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:23:41, skipping insertion in model container [2023-11-23 21:23:41,221 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:39" (2/3) ... [2023-11-23 21:23:41,223 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@230718d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:23:41, skipping insertion in model container [2023-11-23 21:23:41,223 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:41" (3/3) ... [2023-11-23 21:23:41,224 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-100_file-11.i [2023-11-23 21:23:41,247 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:23:41,248 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:23:41,317 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:23:41,326 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;@2c4d3fbb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:23:41,327 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:23:41,332 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 28 states have (on average 1.1071428571428572) internal successors, (31), 29 states have internal predecessors, (31), 39 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2023-11-23 21:23:41,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-23 21:23:41,353 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:23:41,354 INFO L195 NwaCegarLoop]: trace histogram [39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:23:41,355 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:23:41,363 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:23:41,363 INFO L85 PathProgramCache]: Analyzing trace with hash -1825950139, now seen corresponding path program 1 times [2023-11-23 21:23:41,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:23:41,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673313806] [2023-11-23 21:23:41,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:23:41,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:23:41,661 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:23:41,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1385547204] [2023-11-23 21:23:41,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:23:41,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:23:41,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:23:41,665 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:23:41,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:23:42,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:23:42,230 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:23:42,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:23:42,682 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:23:42,684 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:23:42,686 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:23:42,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:23:42,908 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:23:42,912 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:23:42,915 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:23:43,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:23:43 BoogieIcfgContainer [2023-11-23 21:23:43,103 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:23:43,104 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:23:43,104 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:23:43,104 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:23:43,105 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:41" (3/4) ... [2023-11-23 21:23:43,107 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:23:43,109 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:23:43,111 INFO L158 Benchmark]: Toolchain (without parser) took 4049.76ms. Allocated memory is still 148.9MB. Free memory was 112.3MB in the beginning and 64.5MB in the end (delta: 47.8MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-23 21:23:43,112 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 111.1MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:23:43,113 INFO L158 Benchmark]: CACSL2BoogieTranslator took 511.48ms. Allocated memory is still 148.9MB. Free memory was 111.9MB in the beginning and 95.0MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:23:43,114 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.56ms. Allocated memory is still 148.9MB. Free memory was 95.0MB in the beginning and 90.9MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:23:43,118 INFO L158 Benchmark]: Boogie Preprocessor took 67.07ms. Allocated memory is still 148.9MB. Free memory was 90.9MB in the beginning and 88.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:23:43,120 INFO L158 Benchmark]: RCFGBuilder took 1482.40ms. Allocated memory is still 148.9MB. Free memory was 88.5MB in the beginning and 88.1MB in the end (delta: 321.3kB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2023-11-23 21:23:43,122 INFO L158 Benchmark]: TraceAbstraction took 1888.91ms. Allocated memory is still 148.9MB. Free memory was 88.1MB in the beginning and 65.5MB in the end (delta: 22.6MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2023-11-23 21:23:43,123 INFO L158 Benchmark]: Witness Printer took 5.97ms. Allocated memory is still 148.9MB. Free memory was 65.5MB in the beginning and 64.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:23:43,126 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 111.1MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 511.48ms. Allocated memory is still 148.9MB. Free memory was 111.9MB in the beginning and 95.0MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.56ms. Allocated memory is still 148.9MB. Free memory was 95.0MB in the beginning and 90.9MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.07ms. Allocated memory is still 148.9MB. Free memory was 90.9MB in the beginning and 88.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1482.40ms. Allocated memory is still 148.9MB. Free memory was 88.5MB in the beginning and 88.1MB in the end (delta: 321.3kB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1888.91ms. Allocated memory is still 148.9MB. Free memory was 88.1MB in the beginning and 65.5MB in the end (delta: 22.6MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. * Witness Printer took 5.97ms. Allocated memory is still 148.9MB. Free memory was 65.5MB in the beginning and 64.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftRight at line 86, overapproximation of someBinaryFLOATComparisonOperation at line 83, overapproximation of bitwiseOr at line 98, overapproximation of bitwiseAnd at line 106, overapproximation of someUnaryDOUBLEoperation at line 152, overapproximation of someBinaryDOUBLEComparisonOperation at line 140, overapproximation of someBinaryArithmeticFLOAToperation at line 83, overapproximation of someUnaryFLOAToperation at line 107. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 0; [L25] signed char var_1_4 = 5; [L26] signed char var_1_7 = 0; [L27] signed char var_1_8 = 16; [L28] signed char var_1_9 = 4; [L29] unsigned long int var_1_10 = 128; [L30] unsigned long int var_1_11 = 1422462314; [L31] signed short int var_1_12 = 8; [L32] signed short int var_1_15 = -50; [L33] unsigned long int var_1_16 = 1; [L34] unsigned long int var_1_17 = 3609236770; [L35] unsigned long int var_1_18 = 2902762324; [L36] double var_1_19 = 3.8; [L37] double var_1_20 = 255.75; [L38] unsigned short int var_1_21 = 0; [L39] signed char var_1_22 = -8; [L40] signed long int var_1_23 = -32; [L41] signed char var_1_24 = -128; [L42] unsigned short int var_1_25 = 1000; [L43] signed long int var_1_26 = -500; [L44] float var_1_27 = 31.3; [L45] unsigned char var_1_28 = 0; [L46] float var_1_29 = 1.5; [L47] float var_1_30 = 15.25; [L48] double var_1_31 = 128.8; [L49] signed char var_1_32 = 5; [L50] signed char var_1_33 = 5; [L51] signed short int var_1_34 = 128; [L52] signed short int var_1_35 = -128; [L53] signed long int var_1_36 = 0; [L54] float var_1_37 = 4.8; [L55] float var_1_38 = 255.25; [L56] float var_1_39 = 0.0; [L57] unsigned long int var_1_40 = 4; [L58] signed long int var_1_41 = -32; [L59] unsigned long int var_1_42 = 2903551095; [L60] unsigned char var_1_43 = 5; [L61] signed short int var_1_44 = -5; [L62] unsigned long int var_1_45 = 256; [L63] signed char var_1_46 = 2; [L64] float var_1_47 = 255.6; [L65] unsigned long int last_1_var_1_10 = 128; [L66] unsigned long int last_1_var_1_16 = 1; [L67] double last_1_var_1_19 = 3.8; [L251] isInitial = 1 [L252] FCALL initially() [L253] COND TRUE 1 [L254] CALL updateLastVariables() [L242] last_1_var_1_10 = var_1_10 [L243] last_1_var_1_16 = var_1_16 [L244] last_1_var_1_19 = var_1_19 [L254] RET updateLastVariables() [L255] CALL updateVariables() [L179] var_1_2 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L181] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L182] var_1_3 = __VERIFIER_nondet_uchar() [L183] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L184] CALL assume_abort_if_not(var_1_3 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_3 <= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L185] var_1_7 = __VERIFIER_nondet_char() [L186] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=16, var_1_9=4] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=16, var_1_9=4] [L187] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=16, var_1_9=4] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=16, var_1_9=4] [L188] var_1_8 = __VERIFIER_nondet_char() [L189] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=4] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=4] [L190] CALL assume_abort_if_not(var_1_8 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=4] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_8 <= 63) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=4] [L191] var_1_9 = __VERIFIER_nondet_char() [L192] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L193] CALL assume_abort_if_not(var_1_9 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_9 <= 126) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L194] var_1_11 = __VERIFIER_nondet_ulong() [L195] CALL assume_abort_if_not(var_1_11 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_11 >= 1073741823) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L196] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L197] var_1_17 = __VERIFIER_nondet_ulong() [L198] CALL assume_abort_if_not(var_1_17 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_17 >= 2147483647) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L199] CALL assume_abort_if_not(var_1_17 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_17 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L200] var_1_18 = __VERIFIER_nondet_ulong() [L201] CALL assume_abort_if_not(var_1_18 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not(var_1_18 >= 2147483647) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L202] CALL assume_abort_if_not(var_1_18 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L202] RET assume_abort_if_not(var_1_18 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L203] var_1_20 = __VERIFIER_nondet_double() [L204] CALL assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L204] RET assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-128, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L205] var_1_24 = __VERIFIER_nondet_char() [L206] CALL assume_abort_if_not(var_1_24 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L206] RET assume_abort_if_not(var_1_24 >= -128) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L207] CALL assume_abort_if_not(var_1_24 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L207] RET assume_abort_if_not(var_1_24 <= 127) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=-500, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L208] var_1_26 = __VERIFIER_nondet_long() [L209] CALL assume_abort_if_not(var_1_26 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L209] RET assume_abort_if_not(var_1_26 >= -2147483647) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L210] CALL assume_abort_if_not(var_1_26 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L210] RET assume_abort_if_not(var_1_26 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L211] CALL assume_abort_if_not(var_1_26 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L211] RET assume_abort_if_not(var_1_26 != 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=0, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L212] var_1_28 = __VERIFIER_nondet_uchar() [L213] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L213] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L214] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L214] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_29=3/2, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L215] var_1_29 = __VERIFIER_nondet_float() [L216] CALL assume_abort_if_not((var_1_29 >= -922337.2036854765600e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854765600e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L216] RET assume_abort_if_not((var_1_29 >= -922337.2036854765600e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854765600e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_30=61/4, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L217] var_1_30 = __VERIFIER_nondet_float() [L218] CALL assume_abort_if_not((var_1_30 >= -461168.6018427382800e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L218] RET assume_abort_if_not((var_1_30 >= -461168.6018427382800e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=5, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L219] var_1_32 = __VERIFIER_nondet_char() [L220] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=4, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L220] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=4, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L221] CALL assume_abort_if_not(var_1_32 <= 9) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=4, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L221] RET assume_abort_if_not(var_1_32 <= 9) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=4, var_1_33=5, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L222] var_1_33 = __VERIFIER_nondet_char() [L223] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=4, var_1_33=8, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L223] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=4, var_1_33=8, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L224] CALL assume_abort_if_not(var_1_33 <= 8) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=4, var_1_33=8, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L224] RET assume_abort_if_not(var_1_33 <= 8) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=4, var_1_33=8, var_1_34=128, var_1_35=-128, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L225] var_1_35 = __VERIFIER_nondet_short() [L226] CALL assume_abort_if_not(var_1_35 >= -32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=4, var_1_33=8, var_1_34=128, var_1_35=30, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L226] RET assume_abort_if_not(var_1_35 >= -32766) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=4, var_1_33=8, var_1_34=128, var_1_35=30, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L227] CALL assume_abort_if_not(var_1_35 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=4, var_1_33=8, var_1_34=128, var_1_35=30, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L227] RET assume_abort_if_not(var_1_35 <= 32766) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=4, var_1_33=8, var_1_34=128, var_1_35=30, var_1_36=0, var_1_37=24/5, var_1_38=1021/4, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L228] var_1_38 = __VERIFIER_nondet_float() [L229] CALL assume_abort_if_not((var_1_38 >= -461168.6018427382800e+13F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 4611686.018427382800e+12F && var_1_38 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=4, var_1_33=8, var_1_34=128, var_1_35=30, var_1_36=0, var_1_37=24/5, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L229] RET assume_abort_if_not((var_1_38 >= -461168.6018427382800e+13F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 4611686.018427382800e+12F && var_1_38 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=4, var_1_33=8, var_1_34=128, var_1_35=30, var_1_36=0, var_1_37=24/5, var_1_39=0, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L230] var_1_39 = __VERIFIER_nondet_float() [L231] CALL assume_abort_if_not((var_1_39 >= -461168.6018427382800e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 4611686.018427382800e+12F && var_1_39 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=4, var_1_33=8, var_1_34=128, var_1_35=30, var_1_36=0, var_1_37=24/5, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L231] RET assume_abort_if_not((var_1_39 >= -461168.6018427382800e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 4611686.018427382800e+12F && var_1_39 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=4, var_1_33=8, var_1_34=128, var_1_35=30, var_1_36=0, var_1_37=24/5, var_1_3=0, var_1_40=4, var_1_41=-32, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L232] var_1_41 = __VERIFIER_nondet_long() [L233] CALL assume_abort_if_not(var_1_41 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=4, var_1_33=8, var_1_34=128, var_1_35=30, var_1_36=0, var_1_37=24/5, var_1_3=0, var_1_40=4, var_1_41=4, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L233] RET assume_abort_if_not(var_1_41 >= -2147483648) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=4, var_1_33=8, var_1_34=128, var_1_35=30, var_1_36=0, var_1_37=24/5, var_1_3=0, var_1_40=4, var_1_41=4, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L234] CALL assume_abort_if_not(var_1_41 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=4, var_1_33=8, var_1_34=128, var_1_35=30, var_1_36=0, var_1_37=24/5, var_1_3=0, var_1_40=4, var_1_41=4, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L234] RET assume_abort_if_not(var_1_41 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=4, var_1_33=8, var_1_34=128, var_1_35=30, var_1_36=0, var_1_37=24/5, var_1_3=0, var_1_40=4, var_1_41=4, var_1_42=2903551095, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L235] var_1_42 = __VERIFIER_nondet_ulong() [L236] CALL assume_abort_if_not(var_1_42 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=4, var_1_33=8, var_1_34=128, var_1_35=30, var_1_36=0, var_1_37=24/5, var_1_3=0, var_1_40=4, var_1_41=4, var_1_42=4294967294, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L236] RET assume_abort_if_not(var_1_42 >= 2147483647) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=4, var_1_33=8, var_1_34=128, var_1_35=30, var_1_36=0, var_1_37=24/5, var_1_3=0, var_1_40=4, var_1_41=4, var_1_42=4294967294, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L237] CALL assume_abort_if_not(var_1_42 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=4, var_1_33=8, var_1_34=128, var_1_35=30, var_1_36=0, var_1_37=24/5, var_1_3=0, var_1_40=4, var_1_41=4, var_1_42=4294967294, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L237] RET assume_abort_if_not(var_1_42 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=4, var_1_33=8, var_1_34=128, var_1_35=30, var_1_36=0, var_1_37=24/5, var_1_3=0, var_1_40=4, var_1_41=4, var_1_42=4294967294, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_47=1278/5, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L238] var_1_47 = __VERIFIER_nondet_float() [L239] CALL assume_abort_if_not((var_1_47 >= -922337.2036854776000e+13F && var_1_47 <= -1.0e-20F) || (var_1_47 <= 9223372.036854776000e+12F && var_1_47 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=4, var_1_33=8, var_1_34=128, var_1_35=30, var_1_36=0, var_1_37=24/5, var_1_3=0, var_1_40=4, var_1_41=4, var_1_42=4294967294, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L20] COND FALSE !(!cond) [L239] RET assume_abort_if_not((var_1_47 >= -922337.2036854776000e+13F && var_1_47 <= -1.0e-20F) || (var_1_47 <= 9223372.036854776000e+12F && var_1_47 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1073741823, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=2147483647, var_1_18=4294967294, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=313/10, var_1_28=1, var_1_2=1, var_1_31=644/5, var_1_32=4, var_1_33=8, var_1_34=128, var_1_35=30, var_1_36=0, var_1_37=24/5, var_1_3=0, var_1_40=4, var_1_41=4, var_1_42=4294967294, var_1_43=5, var_1_44=-5, var_1_45=256, var_1_46=2, var_1_4=5, var_1_7=8, var_1_8=9, var_1_9=10] [L255] RET updateVariables() [L256] CALL step() [L71] var_1_22 = ((((-25) < 0 ) ? -(-25) : (-25))) [L72] COND TRUE var_1_22 > var_1_24 [L73] COND TRUE (~ var_1_22) <= 128 [L74] var_1_23 = (((((((4 + var_1_22) < 0 ) ? -(4 + var_1_22) : (4 + var_1_22))) < 0 ) ? -((((4 + var_1_22) < 0 ) ? -(4 + var_1_22) : (4 + var_1_22))) : ((((4 + var_1_22) < 0 ) ? -(4 + var_1_22) : (4 + var_1_22))))) [L79] COND FALSE !(var_1_23 == (var_1_24 % ((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))))) [L82] COND TRUE \read(var_1_28) [L83] var_1_27 = ((((var_1_29) < ((1.625f + ((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30)))))) ? (var_1_29) : ((1.625f + ((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))))) [L85] COND TRUE var_1_23 >= var_1_24 [L86] EXPR var_1_25 >> (var_1_32 + var_1_33) [L86] COND TRUE (var_1_25 >> (var_1_32 + var_1_33)) <= var_1_23 [L87] COND FALSE !(var_1_30 >= var_1_29) [L92] var_1_31 = var_1_29 [L98] EXPR var_1_22 ^ var_1_32 [L98] COND FALSE !(var_1_24 >= (var_1_22 ^ var_1_32)) [L101] var_1_34 = ((((var_1_35) < 0 ) ? -(var_1_35) : (var_1_35))) [L103] EXPR var_1_26 | var_1_24 [L103] EXPR (var_1_26 | var_1_24) ^ var_1_34 [L103] COND TRUE ((var_1_26 | var_1_24) ^ var_1_34) < (var_1_23 + var_1_32) [L104] var_1_36 = ((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))) [L106] EXPR var_1_26 & var_1_36 [L106] COND FALSE !(! (1000 > (var_1_26 & var_1_36))) [L109] COND FALSE !((((((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))) < 0 ) ? -((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))) : ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))))) < var_1_41) [L114] COND TRUE \read(var_1_28) [L115] COND FALSE !(var_1_26 >= var_1_32) [L118] COND FALSE !(var_1_41 >= (((((var_1_35) < 0 ) ? -(var_1_35) : (var_1_35))) - var_1_33)) [L123] COND TRUE var_1_25 >= var_1_26 [L124] var_1_44 = ((((var_1_35) < (((((((((var_1_43) < 0 ) ? -(var_1_43) : (var_1_43)))) > (var_1_22)) ? (((((var_1_43) < 0 ) ? -(var_1_43) : (var_1_43)))) : (var_1_22))))) ? (var_1_35) : (((((((((var_1_43) < 0 ) ? -(var_1_43) : (var_1_43)))) > (var_1_22)) ? (((((var_1_43) < 0 ) ? -(var_1_43) : (var_1_43)))) : (var_1_22)))))) [L126] COND FALSE !(((((var_1_32 - var_1_33) < 0 ) ? -(var_1_32 - var_1_33) : (var_1_32 - var_1_33))) < var_1_40) [L131] COND TRUE var_1_47 >= var_1_30 [L132] COND TRUE \read(var_1_28) [L133] var_1_46 = (((((var_1_33) < 0 ) ? -(var_1_33) : (var_1_33))) - var_1_32) [L136] unsigned long int stepLocal_1 = last_1_var_1_16; [L137] unsigned long int stepLocal_0 = last_1_var_1_16; [L138] COND TRUE stepLocal_1 != last_1_var_1_10 [L139] COND FALSE !(var_1_8 <= stepLocal_0) [L147] COND TRUE var_1_12 == var_1_12 [L148] var_1_4 = ((8 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) - var_1_9) [L150] var_1_1 = (var_1_2 || (! var_1_3)) [L151] var_1_10 = (4027026809u - (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) - var_1_7)) [L152] var_1_19 = ((((((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) < (1.4)) ? (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) : (1.4))) [L153] COND TRUE \read(var_1_1) [L154] COND TRUE var_1_19 >= var_1_19 [L155] COND TRUE ! var_1_3 [L156] var_1_15 = var_1_8 [L164] COND TRUE var_1_19 != var_1_19 [L165] var_1_16 = (((((var_1_11) < (var_1_7)) ? (var_1_11) : (var_1_7))) + var_1_8) [L173] unsigned char stepLocal_2 = var_1_1; [L174] COND FALSE !((var_1_16 == (var_1_8 - var_1_9)) && stepLocal_2) [L256] RET step() [L257] CALL, EXPR property() [L247-L248] return (((((((var_1_1 == ((unsigned char) (var_1_2 || (! var_1_3)))) && ((var_1_12 == var_1_12) ? (var_1_4 == ((signed char) ((8 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) - var_1_9))) : 1)) && (var_1_10 == ((unsigned long int) (4027026809u - (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) - var_1_7))))) && ((last_1_var_1_16 != last_1_var_1_10) ? ((var_1_8 <= last_1_var_1_16) ? (((- last_1_var_1_19) >= last_1_var_1_19) ? (var_1_12 == ((signed short int) var_1_8)) : 1) : 1) : (var_1_12 == ((signed short int) var_1_9)))) && (var_1_1 ? ((var_1_19 >= var_1_19) ? ((! var_1_3) ? (var_1_15 == ((signed short int) var_1_8)) : 1) : (var_1_15 == ((signed short int) var_1_7))) : (var_1_15 == ((signed short int) 5)))) && ((var_1_19 != var_1_19) ? (var_1_16 == ((unsigned long int) (((((var_1_11) < (var_1_7)) ? (var_1_11) : (var_1_7))) + var_1_8))) : ((var_1_4 > var_1_12) ? (var_1_16 == ((unsigned long int) (var_1_17 - (var_1_11 - var_1_8)))) : (var_1_16 == ((unsigned long int) (((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18))) - var_1_9)))))) && (var_1_19 == ((double) ((((((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) < (1.4)) ? (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) : (1.4)))))) && (((var_1_16 == (var_1_8 - var_1_9)) && var_1_1) ? (var_1_21 == ((unsigned short int) var_1_9)) : 1) ; [L257] RET, EXPR property() [L257] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=2953284994, var_1_11=1073741823, var_1_12=8, var_1_15=9, var_1_16=17, var_1_17=2147483647, var_1_18=4294967294, var_1_19=3, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=25, var_1_23=29, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=2, var_1_28=1, var_1_29=2, var_1_2=1, var_1_30=0, var_1_31=2, var_1_32=4, var_1_33=8, var_1_34=30, var_1_35=30, var_1_36=-2, var_1_37=24/5, var_1_3=0, var_1_40=4, var_1_41=4, var_1_42=4294967294, var_1_43=5, var_1_44=25, var_1_45=256, var_1_46=4, var_1_4=7, var_1_7=8, var_1_8=9, var_1_9=10] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=2953284994, var_1_11=1073741823, var_1_12=8, var_1_15=9, var_1_16=17, var_1_17=2147483647, var_1_18=4294967294, var_1_19=3, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=25, var_1_23=29, var_1_24=-2, var_1_25=1000, var_1_26=3, var_1_27=2, var_1_28=1, var_1_29=2, var_1_2=1, var_1_30=0, var_1_31=2, var_1_32=4, var_1_33=8, var_1_34=30, var_1_35=30, var_1_36=-2, var_1_37=24/5, var_1_3=0, var_1_40=4, var_1_41=4, var_1_42=4294967294, var_1_43=5, var_1_44=25, var_1_45=256, var_1_46=4, var_1_4=7, var_1_7=8, var_1_8=9, var_1_9=10] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 70 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 1, TraceHistogramMax: 39, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=70occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 143 NumberOfCodeBlocks, 143 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 21:23:43,167 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-11.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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_c36e1aaa-7217-4994-952f-129268afca3c/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 c075bf31c8a61d5818086da4c01a54dc9522c53729e14bb5c6eb6f9ba650fc63 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:23:45,985 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:23:46,067 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:23:46,074 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:23:46,074 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:23:46,104 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:23:46,109 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:23:46,110 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:23:46,111 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:23:46,116 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:23:46,117 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:23:46,117 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:23:46,118 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:23:46,119 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:23:46,120 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:23:46,120 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:23:46,122 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:23:46,122 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:23:46,122 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:23:46,124 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:23:46,124 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:23:46,125 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:23:46,125 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:23:46,125 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:23:46,126 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:23:46,126 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:23:46,127 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:23:46,127 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:23:46,127 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:23:46,128 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:23:46,129 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:23:46,130 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:23:46,130 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:23:46,130 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:23:46,131 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:23:46,131 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:23:46,131 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:23:46,131 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:23:46,132 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:23:46,133 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:23:46,134 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:23:46,134 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:23:46,134 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:23:46,134 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:23:46,135 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_c36e1aaa-7217-4994-952f-129268afca3c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c075bf31c8a61d5818086da4c01a54dc9522c53729e14bb5c6eb6f9ba650fc63 [2023-11-23 21:23:46,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:23:46,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:23:46,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:23:46,618 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:23:46,618 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:23:46,620 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-11.i [2023-11-23 21:23:49,862 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:23:50,170 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:23:50,170 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-11.i [2023-11-23 21:23:50,196 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/data/4d5b30c5a/5ed38fd2a77a47d6ac1a7bfe83982760/FLAGf8ee6d0e1 [2023-11-23 21:23:50,216 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/data/4d5b30c5a/5ed38fd2a77a47d6ac1a7bfe83982760 [2023-11-23 21:23:50,222 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:23:50,224 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:23:50,229 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:23:50,230 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:23:50,235 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:23:50,239 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:23:50" (1/1) ... [2023-11-23 21:23:50,240 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ce23501 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:50, skipping insertion in model container [2023-11-23 21:23:50,241 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:23:50" (1/1) ... [2023-11-23 21:23:50,304 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:23:50,523 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_c36e1aaa-7217-4994-952f-129268afca3c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-11.i[916,929] [2023-11-23 21:23:50,637 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:23:50,660 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:23:50,673 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_c36e1aaa-7217-4994-952f-129268afca3c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-100_file-11.i[916,929] [2023-11-23 21:23:50,743 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:23:50,766 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:23:50,766 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:50 WrapperNode [2023-11-23 21:23:50,766 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:23:50,768 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:23:50,768 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:23:50,768 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:23:50,776 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:50" (1/1) ... [2023-11-23 21:23:50,819 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:50" (1/1) ... [2023-11-23 21:23:50,887 INFO L138 Inliner]: procedures = 27, calls = 52, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 253 [2023-11-23 21:23:50,887 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:23:50,888 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:23:50,888 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:23:50,890 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:23:50,901 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:50" (1/1) ... [2023-11-23 21:23:50,901 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:50" (1/1) ... [2023-11-23 21:23:50,929 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:50" (1/1) ... [2023-11-23 21:23:50,929 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:50" (1/1) ... [2023-11-23 21:23:50,963 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:50" (1/1) ... [2023-11-23 21:23:50,968 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:50" (1/1) ... [2023-11-23 21:23:50,972 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:50" (1/1) ... [2023-11-23 21:23:50,976 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:50" (1/1) ... [2023-11-23 21:23:50,995 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:23:50,996 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:23:50,996 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:23:50,996 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:23:50,997 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:50" (1/1) ... [2023-11-23 21:23:51,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:23:51,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:23:51,032 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:23:51,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:23:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:23:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:23:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:23:51,071 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:23:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:23:51,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:23:51,230 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:23:51,235 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:23:52,251 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:23:52,348 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:23:52,349 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:23:52,349 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:52 BoogieIcfgContainer [2023-11-23 21:23:52,349 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:23:52,352 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:23:52,352 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:23:52,355 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:23:52,356 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:23:50" (1/3) ... [2023-11-23 21:23:52,357 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19261f12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:23:52, skipping insertion in model container [2023-11-23 21:23:52,357 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:23:50" (2/3) ... [2023-11-23 21:23:52,357 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19261f12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:23:52, skipping insertion in model container [2023-11-23 21:23:52,358 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:23:52" (3/3) ... [2023-11-23 21:23:52,359 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-100_file-11.i [2023-11-23 21:23:52,379 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:23:52,379 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:23:52,432 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:23:52,439 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;@589b9436, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:23:52,440 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:23:52,444 INFO L276 IsEmpty]: Start isEmpty. Operand has 108 states, 66 states have (on average 1.5454545454545454) internal successors, (102), 67 states have internal predecessors, (102), 39 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2023-11-23 21:23:52,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2023-11-23 21:23:52,464 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:23:52,465 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:23:52,465 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:23:52,471 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:23:52,471 INFO L85 PathProgramCache]: Analyzing trace with hash -34283185, now seen corresponding path program 1 times [2023-11-23 21:23:52,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:23:52,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1993413297] [2023-11-23 21:23:52,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:23:52,492 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 21:23:52,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:23:52,499 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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 21:23:52,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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 21:23:53,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:23:53,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:23:53,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:23:53,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 1324 proven. 0 refuted. 0 times theorem prover too weak. 1640 trivial. 0 not checked. [2023-11-23 21:23:53,167 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:23:53,168 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:23:53,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1993413297] [2023-11-23 21:23:53,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1993413297] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:23:53,169 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:23:53,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:23:53,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681318701] [2023-11-23 21:23:53,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:23:53,179 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:23:53,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:23:53,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:23:53,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:23:53,213 INFO L87 Difference]: Start difference. First operand has 108 states, 66 states have (on average 1.5454545454545454) internal successors, (102), 67 states have internal predecessors, (102), 39 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) Second operand has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2023-11-23 21:23:53,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:23:53,292 INFO L93 Difference]: Finished difference Result 213 states and 397 transitions. [2023-11-23 21:23:53,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:23:53,297 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 242 [2023-11-23 21:23:53,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:23:53,307 INFO L225 Difference]: With dead ends: 213 [2023-11-23 21:23:53,308 INFO L226 Difference]: Without dead ends: 106 [2023-11-23 21:23:53,313 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 241 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 21:23:53,317 INFO L413 NwaCegarLoop]: 170 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 170 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-23 21:23:53,318 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 170 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-23 21:23:53,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2023-11-23 21:23:53,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2023-11-23 21:23:53,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 65 states have (on average 1.4615384615384615) internal successors, (95), 65 states have internal predecessors, (95), 39 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2023-11-23 21:23:53,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 173 transitions. [2023-11-23 21:23:53,399 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 173 transitions. Word has length 242 [2023-11-23 21:23:53,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:23:53,401 INFO L495 AbstractCegarLoop]: Abstraction has 106 states and 173 transitions. [2023-11-23 21:23:53,401 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2023-11-23 21:23:53,401 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 173 transitions. [2023-11-23 21:23:53,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2023-11-23 21:23:53,414 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:23:53,415 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:23:53,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:23:53,626 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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 21:23:53,627 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:23:53,628 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:23:53,628 INFO L85 PathProgramCache]: Analyzing trace with hash -981239791, now seen corresponding path program 1 times [2023-11-23 21:23:53,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:23:53,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1083235240] [2023-11-23 21:23:53,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:23:53,630 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 21:23:53,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:23:53,631 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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 21:23:53,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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 21:23:54,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:23:54,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:23:54,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:23:54,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-11-23 21:23:54,205 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:23:54,205 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:23:54,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1083235240] [2023-11-23 21:23:54,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1083235240] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:23:54,207 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:23:54,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:23:54,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303194692] [2023-11-23 21:23:54,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:23:54,217 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:23:54,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:23:54,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:23:54,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:23:54,220 INFO L87 Difference]: Start difference. First operand 106 states and 173 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-23 21:23:54,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:23:54,385 INFO L93 Difference]: Finished difference Result 282 states and 461 transitions. [2023-11-23 21:23:54,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:23:54,386 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 242 [2023-11-23 21:23:54,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:23:54,400 INFO L225 Difference]: With dead ends: 282 [2023-11-23 21:23:54,401 INFO L226 Difference]: Without dead ends: 177 [2023-11-23 21:23:54,405 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 240 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:23:54,406 INFO L413 NwaCegarLoop]: 260 mSDtfsCounter, 110 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 415 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:23:54,408 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 415 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 21:23:54,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2023-11-23 21:23:54,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 174. [2023-11-23 21:23:54,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 110 states have (on average 1.4727272727272727) internal successors, (162), 111 states have internal predecessors, (162), 61 states have call successors, (61), 2 states have call predecessors, (61), 2 states have return successors, (61), 60 states have call predecessors, (61), 61 states have call successors, (61) [2023-11-23 21:23:54,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 284 transitions. [2023-11-23 21:23:54,476 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 284 transitions. Word has length 242 [2023-11-23 21:23:54,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:23:54,480 INFO L495 AbstractCegarLoop]: Abstraction has 174 states and 284 transitions. [2023-11-23 21:23:54,481 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-23 21:23:54,481 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 284 transitions. [2023-11-23 21:23:54,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2023-11-23 21:23:54,492 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:23:54,493 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:23:54,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 21:23:54,704 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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 21:23:54,705 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:23:54,705 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:23:54,706 INFO L85 PathProgramCache]: Analyzing trace with hash -558537965, now seen corresponding path program 1 times [2023-11-23 21:23:54,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:23:54,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1925291642] [2023-11-23 21:23:54,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:23:54,708 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 21:23:54,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:23:54,709 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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 21:23:54,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 21:23:55,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:23:55,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 21:23:55,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:23:56,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-11-23 21:23:56,859 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:23:56,859 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:23:56,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1925291642] [2023-11-23 21:23:56,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1925291642] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:23:56,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:23:56,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 21:23:56,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412141980] [2023-11-23 21:23:56,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:23:56,861 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:23:56,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:23:56,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:23:56,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:23:56,863 INFO L87 Difference]: Start difference. First operand 174 states and 284 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-23 21:23:57,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:23:57,486 INFO L93 Difference]: Finished difference Result 485 states and 794 transitions. [2023-11-23 21:23:57,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 21:23:57,494 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 242 [2023-11-23 21:23:57,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:23:57,501 INFO L225 Difference]: With dead ends: 485 [2023-11-23 21:23:57,502 INFO L226 Difference]: Without dead ends: 312 [2023-11-23 21:23:57,503 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 244 GetRequests, 238 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:23:57,507 INFO L413 NwaCegarLoop]: 168 mSDtfsCounter, 149 mSDsluCounter, 419 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 587 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-23 21:23:57,509 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 587 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-23 21:23:57,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2023-11-23 21:23:57,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 280. [2023-11-23 21:23:57,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280 states, 176 states have (on average 1.4772727272727273) internal successors, (260), 177 states have internal predecessors, (260), 100 states have call successors, (100), 3 states have call predecessors, (100), 3 states have return successors, (100), 99 states have call predecessors, (100), 100 states have call successors, (100) [2023-11-23 21:23:57,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 460 transitions. [2023-11-23 21:23:57,593 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 460 transitions. Word has length 242 [2023-11-23 21:23:57,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:23:57,595 INFO L495 AbstractCegarLoop]: Abstraction has 280 states and 460 transitions. [2023-11-23 21:23:57,596 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-23 21:23:57,596 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 460 transitions. [2023-11-23 21:23:57,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2023-11-23 21:23:57,601 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:23:57,601 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:23:57,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-23 21:23:57,812 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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 21:23:57,813 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:23:57,814 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:23:57,815 INFO L85 PathProgramCache]: Analyzing trace with hash 186491772, now seen corresponding path program 1 times [2023-11-23 21:23:57,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:23:57,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2135385619] [2023-11-23 21:23:57,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:23:57,817 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 21:23:57,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:23:57,856 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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 21:23:57,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-23 21:23:58,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:23:58,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:23:58,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:23:58,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 464 proven. 105 refuted. 0 times theorem prover too weak. 2395 trivial. 0 not checked. [2023-11-23 21:23:58,900 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:23:59,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 9 proven. 105 refuted. 0 times theorem prover too weak. 2850 trivial. 0 not checked. [2023-11-23 21:23:59,301 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:23:59,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2135385619] [2023-11-23 21:23:59,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2135385619] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:23:59,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [28947875] [2023-11-23 21:23:59,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:23:59,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:23:59,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:23:59,307 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:23:59,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-23 21:23:59,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:00,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:24:00,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:24:00,057 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-11-23 21:24:00,057 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:24:00,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [28947875] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:24:00,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:24:00,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 6] total 11 [2023-11-23 21:24:00,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131959494] [2023-11-23 21:24:00,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:24:00,064 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:24:00,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:24:00,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:24:00,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2023-11-23 21:24:00,065 INFO L87 Difference]: Start difference. First operand 280 states and 460 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-23 21:24:00,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:24:00,264 INFO L93 Difference]: Finished difference Result 620 states and 1014 transitions. [2023-11-23 21:24:00,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:24:00,265 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 243 [2023-11-23 21:24:00,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:24:00,273 INFO L225 Difference]: With dead ends: 620 [2023-11-23 21:24:00,273 INFO L226 Difference]: Without dead ends: 447 [2023-11-23 21:24:00,276 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 727 GetRequests, 716 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2023-11-23 21:24:00,278 INFO L413 NwaCegarLoop]: 320 mSDtfsCounter, 164 mSDsluCounter, 483 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 803 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:24:00,279 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 803 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 21:24:00,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2023-11-23 21:24:00,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 288. [2023-11-23 21:24:00,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 288 states, 184 states have (on average 1.4782608695652173) internal successors, (272), 185 states have internal predecessors, (272), 100 states have call successors, (100), 3 states have call predecessors, (100), 3 states have return successors, (100), 99 states have call predecessors, (100), 100 states have call successors, (100) [2023-11-23 21:24:00,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 472 transitions. [2023-11-23 21:24:00,364 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 472 transitions. Word has length 243 [2023-11-23 21:24:00,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:24:00,365 INFO L495 AbstractCegarLoop]: Abstraction has 288 states and 472 transitions. [2023-11-23 21:24:00,365 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-23 21:24:00,366 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 472 transitions. [2023-11-23 21:24:00,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2023-11-23 21:24:00,369 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:24:00,370 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:24:00,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-23 21:24:00,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-23 21:24:00,775 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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 21:24:00,775 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:24:00,776 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:24:00,776 INFO L85 PathProgramCache]: Analyzing trace with hash 186551354, now seen corresponding path program 1 times [2023-11-23 21:24:00,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:24:00,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1782554436] [2023-11-23 21:24:00,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:00,777 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 21:24:00,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:24:00,778 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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 21:24:00,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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 (7)] Waiting until timeout for monitored process [2023-11-23 21:24:01,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:01,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:24:01,192 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:24:01,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 464 proven. 105 refuted. 0 times theorem prover too weak. 2395 trivial. 0 not checked. [2023-11-23 21:24:01,724 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:24:02,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 9 proven. 105 refuted. 0 times theorem prover too weak. 2850 trivial. 0 not checked. [2023-11-23 21:24:02,084 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:24:02,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1782554436] [2023-11-23 21:24:02,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1782554436] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:24:02,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [644471479] [2023-11-23 21:24:02,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:02,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:24:02,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:24:02,095 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:24:02,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-23 21:24:03,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:03,852 INFO L262 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:24:03,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:24:04,025 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-11-23 21:24:04,025 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:24:04,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [644471479] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:24:04,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:24:04,026 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6, 6] total 13 [2023-11-23 21:24:04,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382688583] [2023-11-23 21:24:04,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:24:04,027 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 21:24:04,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:24:04,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 21:24:04,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2023-11-23 21:24:04,029 INFO L87 Difference]: Start difference. First operand 288 states and 472 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-23 21:24:06,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:24:06,215 INFO L93 Difference]: Finished difference Result 1345 states and 2209 transitions. [2023-11-23 21:24:06,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 21:24:06,218 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 243 [2023-11-23 21:24:06,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:24:06,231 INFO L225 Difference]: With dead ends: 1345 [2023-11-23 21:24:06,231 INFO L226 Difference]: Without dead ends: 1142 [2023-11-23 21:24:06,232 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 736 GetRequests, 719 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2023-11-23 21:24:06,233 INFO L413 NwaCegarLoop]: 256 mSDtfsCounter, 913 mSDsluCounter, 958 mSDsCounter, 0 mSdLazyCounter, 177 mSolverCounterSat, 215 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 913 SdHoareTripleChecker+Valid, 1214 SdHoareTripleChecker+Invalid, 392 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 215 IncrementalHoareTripleChecker+Valid, 177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-11-23 21:24:06,234 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [913 Valid, 1214 Invalid, 392 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [215 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-11-23 21:24:06,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1142 states. [2023-11-23 21:24:06,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1142 to 860. [2023-11-23 21:24:06,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 860 states, 621 states have (on average 1.5636070853462158) internal successors, (971), 627 states have internal predecessors, (971), 229 states have call successors, (229), 9 states have call predecessors, (229), 9 states have return successors, (229), 223 states have call predecessors, (229), 229 states have call successors, (229) [2023-11-23 21:24:06,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 860 states and 1429 transitions. [2023-11-23 21:24:06,357 INFO L78 Accepts]: Start accepts. Automaton has 860 states and 1429 transitions. Word has length 243 [2023-11-23 21:24:06,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:24:06,382 INFO L495 AbstractCegarLoop]: Abstraction has 860 states and 1429 transitions. [2023-11-23 21:24:06,382 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-23 21:24:06,382 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1429 transitions. [2023-11-23 21:24:06,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2023-11-23 21:24:06,387 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:24:06,388 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:24:06,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-23 21:24:06,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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 (7)] Ended with exit code 0 [2023-11-23 21:24:06,798 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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 21:24:06,799 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:24:06,799 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:24:06,799 INFO L85 PathProgramCache]: Analyzing trace with hash -1807593352, now seen corresponding path program 1 times [2023-11-23 21:24:06,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:24:06,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [188914971] [2023-11-23 21:24:06,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:06,800 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 21:24:06,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:24:06,802 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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 21:24:06,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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 (9)] Waiting until timeout for monitored process [2023-11-23 21:24:07,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:07,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:24:07,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:24:07,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 464 proven. 105 refuted. 0 times theorem prover too weak. 2395 trivial. 0 not checked. [2023-11-23 21:24:07,596 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:24:07,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 9 proven. 105 refuted. 0 times theorem prover too weak. 2850 trivial. 0 not checked. [2023-11-23 21:24:07,964 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:24:07,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [188914971] [2023-11-23 21:24:07,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [188914971] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:24:07,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1708142213] [2023-11-23 21:24:07,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:07,964 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:24:07,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:24:07,966 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:24:07,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-11-23 21:24:09,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:09,502 INFO L262 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:24:09,506 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:24:10,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-11-23 21:24:10,197 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:24:10,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1708142213] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:24:10,199 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:24:10,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 6] total 11 [2023-11-23 21:24:10,199 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268946587] [2023-11-23 21:24:10,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:24:10,200 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:24:10,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:24:10,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:24:10,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2023-11-23 21:24:10,201 INFO L87 Difference]: Start difference. First operand 860 states and 1429 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-23 21:24:11,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:24:11,658 INFO L93 Difference]: Finished difference Result 1546 states and 2556 transitions. [2023-11-23 21:24:11,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:24:11,659 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 243 [2023-11-23 21:24:11,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:24:11,667 INFO L225 Difference]: With dead ends: 1546 [2023-11-23 21:24:11,667 INFO L226 Difference]: Without dead ends: 892 [2023-11-23 21:24:11,669 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 727 GetRequests, 716 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2023-11-23 21:24:11,670 INFO L413 NwaCegarLoop]: 294 mSDtfsCounter, 140 mSDsluCounter, 134 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:24:11,671 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 428 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-23 21:24:11,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 892 states. [2023-11-23 21:24:11,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 892 to 860. [2023-11-23 21:24:11,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 860 states, 621 states have (on average 1.5249597423510468) internal successors, (947), 627 states have internal predecessors, (947), 229 states have call successors, (229), 9 states have call predecessors, (229), 9 states have return successors, (229), 223 states have call predecessors, (229), 229 states have call successors, (229) [2023-11-23 21:24:11,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 860 states and 1405 transitions. [2023-11-23 21:24:11,802 INFO L78 Accepts]: Start accepts. Automaton has 860 states and 1405 transitions. Word has length 243 [2023-11-23 21:24:11,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:24:11,803 INFO L495 AbstractCegarLoop]: Abstraction has 860 states and 1405 transitions. [2023-11-23 21:24:11,803 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-23 21:24:11,803 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1405 transitions. [2023-11-23 21:24:11,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2023-11-23 21:24:11,808 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:24:11,808 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:24:11,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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 (9)] Forceful destruction successful, exit code 0 [2023-11-23 21:24:12,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2023-11-23 21:24:12,218 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt [2023-11-23 21:24:12,218 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:24:12,219 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:24:12,219 INFO L85 PathProgramCache]: Analyzing trace with hash 1509163404, now seen corresponding path program 1 times [2023-11-23 21:24:12,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:24:12,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [11440428] [2023-11-23 21:24:12,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:12,220 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 21:24:12,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:24:12,221 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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 21:24:12,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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 (11)] Waiting until timeout for monitored process [2023-11-23 21:24:12,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:12,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:24:12,585 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:24:13,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 464 proven. 105 refuted. 0 times theorem prover too weak. 2395 trivial. 0 not checked. [2023-11-23 21:24:13,052 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:24:13,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 9 proven. 105 refuted. 0 times theorem prover too weak. 2850 trivial. 0 not checked. [2023-11-23 21:24:13,343 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:24:13,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [11440428] [2023-11-23 21:24:13,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [11440428] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:24:13,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1675944011] [2023-11-23 21:24:13,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:13,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:24:13,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:24:13,345 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:24:13,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-11-23 21:24:14,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:14,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:24:14,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:24:15,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-11-23 21:24:15,814 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:24:15,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1675944011] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:24:15,815 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:24:15,815 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6, 6] total 12 [2023-11-23 21:24:15,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784352715] [2023-11-23 21:24:15,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:24:15,816 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:24:15,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:24:15,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:24:15,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2023-11-23 21:24:15,817 INFO L87 Difference]: Start difference. First operand 860 states and 1405 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-23 21:24:17,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:24:17,245 INFO L93 Difference]: Finished difference Result 1930 states and 3111 transitions. [2023-11-23 21:24:17,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 21:24:17,246 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 244 [2023-11-23 21:24:17,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:24:17,257 INFO L225 Difference]: With dead ends: 1930 [2023-11-23 21:24:17,257 INFO L226 Difference]: Without dead ends: 1205 [2023-11-23 21:24:17,260 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 730 GetRequests, 718 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2023-11-23 21:24:17,261 INFO L413 NwaCegarLoop]: 261 mSDtfsCounter, 252 mSDsluCounter, 221 mSDsCounter, 0 mSdLazyCounter, 234 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 252 SdHoareTripleChecker+Valid, 482 SdHoareTripleChecker+Invalid, 303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 234 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:24:17,261 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [252 Valid, 482 Invalid, 303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 234 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-23 21:24:17,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1205 states. [2023-11-23 21:24:17,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1205 to 1201. [2023-11-23 21:24:17,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1201 states, 832 states have (on average 1.4615384615384615) internal successors, (1216), 840 states have internal predecessors, (1216), 351 states have call successors, (351), 17 states have call predecessors, (351), 17 states have return successors, (351), 343 states have call predecessors, (351), 351 states have call successors, (351) [2023-11-23 21:24:17,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 1201 states and 1918 transitions. [2023-11-23 21:24:17,456 INFO L78 Accepts]: Start accepts. Automaton has 1201 states and 1918 transitions. Word has length 244 [2023-11-23 21:24:17,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:24:17,456 INFO L495 AbstractCegarLoop]: Abstraction has 1201 states and 1918 transitions. [2023-11-23 21:24:17,457 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 4 states have internal predecessors, (52), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-23 21:24:17,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1918 transitions. [2023-11-23 21:24:17,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2023-11-23 21:24:17,461 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:24:17,461 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:24:17,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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 (11)] Forceful destruction successful, exit code 0 [2023-11-23 21:24:17,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2023-11-23 21:24:17,889 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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=3,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt [2023-11-23 21:24:17,889 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:24:17,889 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:24:17,889 INFO L85 PathProgramCache]: Analyzing trace with hash -1230873656, now seen corresponding path program 1 times [2023-11-23 21:24:17,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:24:17,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1524816251] [2023-11-23 21:24:17,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:17,890 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 21:24:17,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:24:17,891 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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 21:24:17,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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 (13)] Waiting until timeout for monitored process [2023-11-23 21:24:18,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:18,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:24:18,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:24:18,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 464 proven. 105 refuted. 0 times theorem prover too weak. 2395 trivial. 0 not checked. [2023-11-23 21:24:18,844 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:24:19,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 9 proven. 105 refuted. 0 times theorem prover too weak. 2850 trivial. 0 not checked. [2023-11-23 21:24:19,232 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:24:19,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1524816251] [2023-11-23 21:24:19,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1524816251] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:24:19,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [14065173] [2023-11-23 21:24:19,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:19,233 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:24:19,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:24:19,235 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:24:19,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2023-11-23 21:24:20,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:20,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:24:20,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:24:21,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-11-23 21:24:21,327 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:24:21,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [14065173] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:24:21,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:24:21,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 6] total 13 [2023-11-23 21:24:21,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697303489] [2023-11-23 21:24:21,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:24:21,328 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 21:24:21,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:24:21,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 21:24:21,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2023-11-23 21:24:21,330 INFO L87 Difference]: Start difference. First operand 1201 states and 1918 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-23 21:24:25,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:24:25,317 INFO L93 Difference]: Finished difference Result 3399 states and 5439 transitions. [2023-11-23 21:24:25,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-23 21:24:25,318 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 244 [2023-11-23 21:24:25,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:24:25,342 INFO L225 Difference]: With dead ends: 3399 [2023-11-23 21:24:25,343 INFO L226 Difference]: Without dead ends: 2543 [2023-11-23 21:24:25,349 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 732 GetRequests, 717 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2023-11-23 21:24:25,350 INFO L413 NwaCegarLoop]: 281 mSDtfsCounter, 847 mSDsluCounter, 764 mSDsCounter, 0 mSdLazyCounter, 404 mSolverCounterSat, 258 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 847 SdHoareTripleChecker+Valid, 1045 SdHoareTripleChecker+Invalid, 663 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 404 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2023-11-23 21:24:25,350 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [847 Valid, 1045 Invalid, 663 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 404 Invalid, 1 Unknown, 0 Unchecked, 3.6s Time] [2023-11-23 21:24:25,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2543 states. [2023-11-23 21:24:25,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2543 to 1684. [2023-11-23 21:24:25,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1684 states, 1182 states have (on average 1.4780033840947546) internal successors, (1747), 1195 states have internal predecessors, (1747), 480 states have call successors, (480), 21 states have call predecessors, (480), 21 states have return successors, (480), 467 states have call predecessors, (480), 480 states have call successors, (480) [2023-11-23 21:24:25,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 1684 states and 2707 transitions. [2023-11-23 21:24:25,750 INFO L78 Accepts]: Start accepts. Automaton has 1684 states and 2707 transitions. Word has length 244 [2023-11-23 21:24:25,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:24:25,750 INFO L495 AbstractCegarLoop]: Abstraction has 1684 states and 2707 transitions. [2023-11-23 21:24:25,751 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-23 21:24:25,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1684 states and 2707 transitions. [2023-11-23 21:24:25,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2023-11-23 21:24:25,753 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:24:25,754 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:24:25,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2023-11-23 21:24:25,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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 (13)] Forceful destruction successful, exit code 0 [2023-11-23 21:24:26,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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 21:24:26,164 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:24:26,164 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:24:26,164 INFO L85 PathProgramCache]: Analyzing trace with hash 1375149898, now seen corresponding path program 1 times [2023-11-23 21:24:26,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:24:26,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [277804514] [2023-11-23 21:24:26,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:26,165 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 21:24:26,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:24:26,166 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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 21:24:26,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/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 (15)] Waiting until timeout for monitored process [2023-11-23 21:24:26,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:26,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:24:26,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:24:27,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 464 proven. 105 refuted. 0 times theorem prover too weak. 2395 trivial. 0 not checked. [2023-11-23 21:24:27,047 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:24:27,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 9 proven. 105 refuted. 0 times theorem prover too weak. 2850 trivial. 0 not checked. [2023-11-23 21:24:27,405 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:24:27,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [277804514] [2023-11-23 21:24:27,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [277804514] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:24:27,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1763758946] [2023-11-23 21:24:27,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:27,406 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:24:27,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:24:27,408 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:24:27,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36e1aaa-7217-4994-952f-129268afca3c/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process