./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-59.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-59.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 60abcfb910222ed2fbb6950de4d87076e559bee1f898e234a2e9cc0109e44a67 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:22:24,728 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:22:24,799 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:22:24,805 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:22:24,806 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:22:24,852 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:22:24,854 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:22:24,855 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:22:24,857 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:22:24,862 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:22:24,863 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:22:24,863 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:22:24,864 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:22:24,865 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:22:24,866 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:22:24,866 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:22:24,867 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:22:24,867 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:22:24,868 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:22:24,868 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:22:24,869 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:22:24,869 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:22:24,871 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:22:24,871 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:22:24,872 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:22:24,872 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:22:24,873 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:22:24,873 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:22:24,874 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:22:24,874 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:22:24,875 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:22:24,876 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:22:24,876 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:22:24,876 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:22:24,877 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:22:24,877 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:22:24,877 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:22:24,878 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:22:24,878 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:22:24,878 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:22:24,878 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:22:24,879 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:22:24,879 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:22:24,880 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:22:24,881 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:22:24,881 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_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60abcfb910222ed2fbb6950de4d87076e559bee1f898e234a2e9cc0109e44a67 [2023-11-19 05:22:25,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:22:25,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:22:25,206 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:22:25,207 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:22:25,208 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:22:25,211 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-59.i [2023-11-19 05:22:28,275 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:22:28,605 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:22:28,605 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-59.i [2023-11-19 05:22:28,617 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/data/91f90338e/2ed9152281734c28976fc6774391d309/FLAGc6f26bcb3 [2023-11-19 05:22:28,634 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/data/91f90338e/2ed9152281734c28976fc6774391d309 [2023-11-19 05:22:28,637 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:22:28,638 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:22:28,640 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:22:28,640 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:22:28,649 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:22:28,650 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:22:28" (1/1) ... [2023-11-19 05:22:28,653 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c83adb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:28, skipping insertion in model container [2023-11-19 05:22:28,654 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:22:28" (1/1) ... [2023-11-19 05:22:28,708 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:22:28,915 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_f6c88253-5ec2-4e27-a424-0406817fb553/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-59.i[915,928] [2023-11-19 05:22:29,011 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:22:29,033 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:22:29,046 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_f6c88253-5ec2-4e27-a424-0406817fb553/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-59.i[915,928] [2023-11-19 05:22:29,097 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:22:29,117 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:22:29,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:29 WrapperNode [2023-11-19 05:22:29,118 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:22:29,119 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:22:29,120 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:22:29,120 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:22:29,128 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:29" (1/1) ... [2023-11-19 05:22:29,143 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:29" (1/1) ... [2023-11-19 05:22:29,204 INFO L138 Inliner]: procedures = 26, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 248 [2023-11-19 05:22:29,205 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:22:29,206 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:22:29,206 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:22:29,206 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:22:29,218 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:29" (1/1) ... [2023-11-19 05:22:29,218 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:29" (1/1) ... [2023-11-19 05:22:29,223 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:29" (1/1) ... [2023-11-19 05:22:29,224 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:29" (1/1) ... [2023-11-19 05:22:29,242 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:29" (1/1) ... [2023-11-19 05:22:29,247 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:29" (1/1) ... [2023-11-19 05:22:29,251 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:29" (1/1) ... [2023-11-19 05:22:29,255 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:29" (1/1) ... [2023-11-19 05:22:29,262 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:22:29,263 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:22:29,263 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:22:29,264 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:22:29,265 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:29" (1/1) ... [2023-11-19 05:22:29,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:22:29,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:22:29,330 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:22:29,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:22:29,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:22:29,385 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:22:29,386 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:22:29,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:22:29,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:22:29,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:22:29,531 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:22:29,534 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:22:30,242 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:22:30,767 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:22:30,767 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:22:30,774 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:22:30 BoogieIcfgContainer [2023-11-19 05:22:30,775 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:22:30,778 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:22:30,778 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:22:30,782 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:22:30,782 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:22:28" (1/3) ... [2023-11-19 05:22:30,784 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5291aeb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:22:30, skipping insertion in model container [2023-11-19 05:22:30,784 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:29" (2/3) ... [2023-11-19 05:22:30,787 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5291aeb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:22:30, skipping insertion in model container [2023-11-19 05:22:30,787 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:22:30" (3/3) ... [2023-11-19 05:22:30,789 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-50_file-59.i [2023-11-19 05:22:30,813 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:22:30,813 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:22:30,892 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:22:30,901 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;@1dec43b4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:22:30,902 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:22:30,907 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-19 05:22:30,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-19 05:22:30,925 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:22:30,926 INFO L195 NwaCegarLoop]: trace histogram [34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:22:30,927 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:22:30,933 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:22:30,933 INFO L85 PathProgramCache]: Analyzing trace with hash 1231554475, now seen corresponding path program 1 times [2023-11-19 05:22:30,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:22:30,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973751923] [2023-11-19 05:22:30,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:30,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:22:31,264 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:22:31,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1014969811] [2023-11-19 05:22:31,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:31,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:22:31,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:22:31,277 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:22:31,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:22:31,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:22:31,968 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:22:33,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:22:33,400 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:22:33,402 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:22:33,404 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:22:33,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:22:33,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 05:22:33,625 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:22:33,630 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:22:33,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:22:33 BoogieIcfgContainer [2023-11-19 05:22:33,811 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:22:33,811 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:22:33,812 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:22:33,812 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:22:33,812 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:22:30" (3/4) ... [2023-11-19 05:22:33,815 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:22:33,816 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:22:33,817 INFO L158 Benchmark]: Toolchain (without parser) took 5178.93ms. Allocated memory is still 190.8MB. Free memory was 157.1MB in the beginning and 71.1MB in the end (delta: 86.0MB). Peak memory consumption was 88.0MB. Max. memory is 16.1GB. [2023-11-19 05:22:33,818 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 130.0MB. Free memory is still 76.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:22:33,819 INFO L158 Benchmark]: CACSL2BoogieTranslator took 478.62ms. Allocated memory is still 190.8MB. Free memory was 157.1MB in the beginning and 141.4MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 05:22:33,819 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.89ms. Allocated memory is still 190.8MB. Free memory was 141.4MB in the beginning and 136.1MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 05:22:33,820 INFO L158 Benchmark]: Boogie Preprocessor took 56.45ms. Allocated memory is still 190.8MB. Free memory was 136.1MB in the beginning and 133.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:22:33,826 INFO L158 Benchmark]: RCFGBuilder took 1511.91ms. Allocated memory is still 190.8MB. Free memory was 133.1MB in the beginning and 136.1MB in the end (delta: -3.0MB). Peak memory consumption was 77.5MB. Max. memory is 16.1GB. [2023-11-19 05:22:33,827 INFO L158 Benchmark]: TraceAbstraction took 3032.89ms. Allocated memory is still 190.8MB. Free memory was 136.1MB in the beginning and 72.1MB in the end (delta: 64.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2023-11-19 05:22:33,827 INFO L158 Benchmark]: Witness Printer took 4.75ms. Allocated memory is still 190.8MB. Free memory was 72.1MB in the beginning and 71.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:22:33,833 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 130.0MB. Free memory is still 76.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 478.62ms. Allocated memory is still 190.8MB. Free memory was 157.1MB in the beginning and 141.4MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.89ms. Allocated memory is still 190.8MB. Free memory was 141.4MB in the beginning and 136.1MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.45ms. Allocated memory is still 190.8MB. Free memory was 136.1MB in the beginning and 133.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1511.91ms. Allocated memory is still 190.8MB. Free memory was 133.1MB in the beginning and 136.1MB in the end (delta: -3.0MB). Peak memory consumption was 77.5MB. Max. memory is 16.1GB. * TraceAbstraction took 3032.89ms. Allocated memory is still 190.8MB. Free memory was 136.1MB in the beginning and 72.1MB in the end (delta: 64.0MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Witness Printer took 4.75ms. Allocated memory is still 190.8MB. Free memory was 72.1MB in the beginning and 71.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 62, overapproximation of bitwiseOr at line 68, overapproximation of someBinaryArithmeticDOUBLEoperation at line 105, overapproximation of someBinaryDOUBLEComparisonOperation at line 103. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 1; [L23] unsigned char var_1_4 = 25; [L24] unsigned short int var_1_5 = 0; [L25] unsigned short int var_1_6 = 62100; [L26] unsigned short int var_1_7 = 27651; [L27] double var_1_8 = 128.9; [L28] double var_1_10 = 16.5; [L29] double var_1_11 = 25.5; [L30] double var_1_12 = 199.75; [L31] unsigned char var_1_13 = 2; [L32] unsigned char var_1_14 = 1; [L33] unsigned char var_1_15 = 1; [L34] unsigned char var_1_16 = 1; [L35] unsigned short int var_1_17 = 32; [L36] unsigned char var_1_18 = 1; [L37] unsigned long int var_1_19 = 1; [L38] unsigned short int var_1_20 = 25; [L39] float var_1_21 = 0.65; [L40] float var_1_22 = 7.579; [L41] unsigned short int var_1_23 = 50; [L42] signed long int var_1_24 = -25; [L43] signed short int var_1_25 = -100; [L44] unsigned long int var_1_26 = 4; [L45] signed short int var_1_27 = 16; [L46] unsigned char var_1_28 = 1; [L47] unsigned char var_1_29 = 1; [L48] unsigned long int var_1_30 = 0; [L49] unsigned char var_1_31 = 64; [L50] float var_1_32 = 1.25; [L51] unsigned char var_1_33 = 128; [L52] unsigned char var_1_34 = 100; [L53] unsigned char var_1_35 = 4; [L54] unsigned char var_1_36 = 1; [L55] unsigned short int last_1_var_1_5 = 0; [L56] unsigned char last_1_var_1_15 = 1; [L57] unsigned char last_1_var_1_18 = 1; [L58] unsigned long int last_1_var_1_19 = 1; [L219] isInitial = 1 [L220] FCALL initially() [L221] COND TRUE 1 [L222] CALL updateLastVariables() [L209] last_1_var_1_5 = var_1_5 [L210] last_1_var_1_15 = var_1_15 [L211] last_1_var_1_18 = var_1_18 [L212] last_1_var_1_19 = var_1_19 [L222] RET updateLastVariables() [L223] CALL updateVariables() [L154] var_1_4 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L156] CALL assume_abort_if_not(var_1_4 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_4 <= 255) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L157] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=62100, var_1_7=27651, var_1_8=1289/10] [L158] var_1_6 = __VERIFIER_nondet_ushort() [L159] CALL assume_abort_if_not(var_1_6 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_6 >= 32767) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=27651, var_1_8=1289/10] [L160] CALL assume_abort_if_not(var_1_6 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=27651, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_6 <= 65534) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=27651, var_1_8=1289/10] [L161] var_1_7 = __VERIFIER_nondet_ushort() [L162] CALL assume_abort_if_not(var_1_7 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_7 >= 16383) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L163] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=33/2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L164] var_1_10 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=51/2, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L166] var_1_11 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=799/4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L168] var_1_12 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=1, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L170] var_1_14 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L172] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L173] var_1_16 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L175] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=13/20, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L176] var_1_21 = __VERIFIER_nondet_float() [L177] CALL assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not((var_1_21 >= -922337.2036854776000e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854776000e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=7579/1000, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L178] var_1_22 = __VERIFIER_nondet_float() [L179] CALL assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=50, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L180] var_1_23 = __VERIFIER_nondet_ushort() [L181] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L182] CALL assume_abort_if_not(var_1_23 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_23 <= 65534) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=4, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L183] var_1_26 = __VERIFIER_nondet_ulong() [L184] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L185] CALL assume_abort_if_not(var_1_26 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_26 <= 4294967295) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L186] CALL assume_abort_if_not(var_1_26 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_26 != 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=16, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L187] var_1_27 = __VERIFIER_nondet_short() [L188] CALL assume_abort_if_not(var_1_27 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_27 >= -32767) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L189] CALL assume_abort_if_not(var_1_27 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_27 <= 32766) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L190] var_1_29 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L192] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=5/4, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L193] var_1_32 = __VERIFIER_nondet_float() [L194] CALL assume_abort_if_not((var_1_32 >= -922337.2036854776000e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=7, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not((var_1_32 >= -922337.2036854776000e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=7, var_1_33=128, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L195] var_1_33 = __VERIFIER_nondet_uchar() [L196] CALL assume_abort_if_not(var_1_33 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=7, var_1_33=127, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_33 >= 127) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=7, var_1_33=127, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L197] CALL assume_abort_if_not(var_1_33 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=7, var_1_33=127, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_33 <= 254) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=7, var_1_33=127, var_1_34=100, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L198] var_1_34 = __VERIFIER_nondet_uchar() [L199] CALL assume_abort_if_not(var_1_34 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=7, var_1_33=127, var_1_34=63, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_34 >= 63) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=7, var_1_33=127, var_1_34=63, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L200] CALL assume_abort_if_not(var_1_34 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=7, var_1_33=127, var_1_34=63, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_34 <= 127) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=7, var_1_33=127, var_1_34=63, var_1_35=4, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L201] var_1_35 = __VERIFIER_nondet_uchar() [L202] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=7, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L202] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=7, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L203] CALL assume_abort_if_not(var_1_35 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=7, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L203] RET assume_abort_if_not(var_1_35 <= 63) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=7, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=1, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L204] var_1_36 = __VERIFIER_nondet_uchar() [L205] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=7, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L205] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=7, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L206] CALL assume_abort_if_not(var_1_36 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=7, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L20] COND FALSE !(!cond) [L206] RET assume_abort_if_not(var_1_36 <= 254) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=2, var_1_14=31, var_1_15=1, var_1_16=1, var_1_17=32, var_1_18=1, var_1_19=1, var_1_1=1, var_1_20=25, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-100, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=64, var_1_32=7, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=16, var_1_5=0, var_1_6=32767, var_1_7=16383, var_1_8=1289/10] [L223] RET updateVariables() [L224] CALL step() [L62] COND TRUE var_1_21 == var_1_22 [L63] var_1_20 = ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23))) [L65] COND FALSE !(((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) > ((((128.5f) < (((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))) ? (128.5f) : (((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))))))) [L68] EXPR var_1_23 | var_1_24 [L68] COND TRUE (var_1_20 / var_1_26) < (var_1_23 | var_1_24) [L69] COND TRUE (- var_1_22) >= 256.75f [L70] var_1_25 = var_1_27 [L75] EXPR var_1_20 ^ (~ var_1_25) [L75] COND TRUE (var_1_20 ^ (~ var_1_25)) >= var_1_24 [L76] var_1_28 = ((var_1_21 <= var_1_22) || var_1_29) [L78] COND TRUE var_1_24 < var_1_20 [L79] COND FALSE !(var_1_22 <= var_1_21) [L83] COND FALSE !(var_1_26 < ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) [L98] var_1_31 = var_1_36 [L100] unsigned char stepLocal_3 = last_1_var_1_19 < var_1_6; [L101] COND TRUE \read(last_1_var_1_18) [L102] COND TRUE (! last_1_var_1_15) || stepLocal_3 [L103] var_1_8 = ((((127.25) > (var_1_10)) ? (127.25) : (var_1_10))) [L110] COND TRUE var_1_12 != var_1_8 [L111] var_1_15 = (! var_1_16) [L115] var_1_17 = var_1_4 [L116] var_1_18 = var_1_16 [L117] var_1_19 = var_1_4 [L118] unsigned short int stepLocal_1 = var_1_17; [L119] unsigned char stepLocal_0 = var_1_17 != (16 / var_1_4); [L120] COND FALSE !(stepLocal_0 && var_1_15) [L131] var_1_1 = var_1_17 [L133] unsigned short int stepLocal_2 = var_1_17; [L134] COND FALSE !(stepLocal_2 < last_1_var_1_5) [L137] COND TRUE ! var_1_15 [L138] var_1_5 = ((((last_1_var_1_5) > ((var_1_7 + var_1_4))) ? (last_1_var_1_5) : ((var_1_7 + var_1_4)))) [L141] unsigned short int stepLocal_5 = var_1_6; [L142] unsigned short int stepLocal_4 = var_1_5; [L143] COND TRUE stepLocal_4 != ((var_1_6 / var_1_4) * ((((var_1_5) > (var_1_19)) ? (var_1_5) : (var_1_19)))) [L144] COND TRUE var_1_5 <= stepLocal_5 [L145] var_1_13 = 32 [L224] RET step() [L225] CALL, EXPR property() [L215-L216] return (((((((((var_1_17 != (16 / var_1_4)) && var_1_15) ? ((var_1_17 > var_1_4) ? (var_1_1 == ((unsigned short int) (var_1_4 + var_1_17))) : (var_1_15 ? (var_1_1 == ((unsigned short int) var_1_17)) : (var_1_1 == ((unsigned short int) var_1_4)))) : (var_1_1 == ((unsigned short int) var_1_17))) && ((var_1_17 < last_1_var_1_5) ? (var_1_5 == ((unsigned short int) (var_1_6 - (var_1_7 - last_1_var_1_5)))) : ((! var_1_15) ? (var_1_5 == ((unsigned short int) ((((last_1_var_1_5) > ((var_1_7 + var_1_4))) ? (last_1_var_1_5) : ((var_1_7 + var_1_4)))))) : 1))) && (last_1_var_1_18 ? (((! last_1_var_1_15) || (last_1_var_1_19 < var_1_6)) ? (var_1_8 == ((double) ((((127.25) > (var_1_10)) ? (127.25) : (var_1_10))))) : (var_1_8 == ((double) (var_1_11 + var_1_12)))) : (var_1_8 == ((double) var_1_11)))) && ((var_1_5 != ((var_1_6 / var_1_4) * ((((var_1_5) > (var_1_19)) ? (var_1_5) : (var_1_19))))) ? ((var_1_5 <= var_1_6) ? (var_1_13 == ((unsigned char) 32)) : (var_1_13 == ((unsigned char) var_1_14))) : (var_1_13 == ((unsigned char) var_1_14)))) && ((var_1_12 != var_1_8) ? (var_1_15 == ((unsigned char) (! var_1_16))) : (var_1_15 == ((unsigned char) var_1_16)))) && (var_1_17 == ((unsigned short int) var_1_4))) && (var_1_18 == ((unsigned char) var_1_16))) && (var_1_19 == ((unsigned long int) var_1_4)) ; [L225] RET, EXPR property() [L225] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=32, var_1_14=31, var_1_15=0, var_1_16=1, var_1_17=16, var_1_18=1, var_1_19=16, var_1_1=16, var_1_20=0, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-99, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=7, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=16, var_1_5=16399, var_1_6=32767, var_1_7=16383, var_1_8=509/4] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=1, last_1_var_1_18=1, last_1_var_1_19=1, last_1_var_1_5=0, var_1_10=2, var_1_11=3, var_1_12=4, var_1_13=32, var_1_14=31, var_1_15=0, var_1_16=1, var_1_17=16, var_1_18=1, var_1_19=16, var_1_1=16, var_1_20=0, var_1_21=5, var_1_22=6, var_1_23=0, var_1_24=-25, var_1_25=-99, var_1_26=3, var_1_27=-99, var_1_28=1, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=7, var_1_33=127, var_1_34=63, var_1_35=0, var_1_36=0, var_1_4=16, var_1_5=16399, var_1_6=32767, var_1_7=16383, var_1_8=509/4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.8s, OverallIterations: 1, TraceHistogramMax: 34, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=62occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 125 NumberOfCodeBlocks, 125 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 05:22:33,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-59.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 60abcfb910222ed2fbb6950de4d87076e559bee1f898e234a2e9cc0109e44a67 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:22:36,645 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:22:36,775 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:22:36,783 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:22:36,784 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:22:36,827 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:22:36,828 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:22:36,829 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:22:36,830 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:22:36,835 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:22:36,835 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:22:36,836 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:22:36,836 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:22:36,838 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:22:36,838 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:22:36,839 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:22:36,840 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:22:36,840 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:22:36,841 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:22:36,842 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:22:36,843 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:22:36,843 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:22:36,843 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:22:36,844 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:22:36,844 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:22:36,845 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:22:36,845 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:22:36,846 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:22:36,846 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:22:36,846 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:22:36,848 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:22:36,848 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:22:36,848 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:22:36,849 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:22:36,849 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:22:36,849 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:22:36,850 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:22:36,850 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:22:36,850 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:22:36,851 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:22:36,851 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:22:36,852 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:22:36,852 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_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60abcfb910222ed2fbb6950de4d87076e559bee1f898e234a2e9cc0109e44a67 [2023-11-19 05:22:37,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:22:37,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:22:37,354 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:22:37,355 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:22:37,356 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:22:37,357 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-59.i [2023-11-19 05:22:40,475 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:22:40,757 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:22:40,758 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-59.i [2023-11-19 05:22:40,769 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/data/cc0c3634b/103a8b848a3f458482c45b8f68a46d15/FLAGf05b58c8a [2023-11-19 05:22:40,793 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/data/cc0c3634b/103a8b848a3f458482c45b8f68a46d15 [2023-11-19 05:22:40,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:22:40,797 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:22:40,798 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:22:40,798 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:22:40,807 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:22:40,808 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:22:40" (1/1) ... [2023-11-19 05:22:40,810 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bdb96d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:40, skipping insertion in model container [2023-11-19 05:22:40,810 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:22:40" (1/1) ... [2023-11-19 05:22:40,867 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:22:41,019 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_f6c88253-5ec2-4e27-a424-0406817fb553/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-59.i[915,928] [2023-11-19 05:22:41,133 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:22:41,163 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:22:41,181 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_f6c88253-5ec2-4e27-a424-0406817fb553/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-59.i[915,928] [2023-11-19 05:22:41,266 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:22:41,303 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:22:41,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:41 WrapperNode [2023-11-19 05:22:41,304 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:22:41,305 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:22:41,305 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:22:41,305 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:22:41,314 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:41" (1/1) ... [2023-11-19 05:22:41,349 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:41" (1/1) ... [2023-11-19 05:22:41,397 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 221 [2023-11-19 05:22:41,398 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:22:41,398 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:22:41,399 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:22:41,399 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:22:41,411 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:41" (1/1) ... [2023-11-19 05:22:41,411 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:41" (1/1) ... [2023-11-19 05:22:41,428 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:41" (1/1) ... [2023-11-19 05:22:41,432 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:41" (1/1) ... [2023-11-19 05:22:41,452 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:41" (1/1) ... [2023-11-19 05:22:41,479 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:41" (1/1) ... [2023-11-19 05:22:41,482 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:41" (1/1) ... [2023-11-19 05:22:41,485 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:41" (1/1) ... [2023-11-19 05:22:41,491 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:22:41,502 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:22:41,503 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:22:41,503 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:22:41,504 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:41" (1/1) ... [2023-11-19 05:22:41,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:22:41,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:22:41,544 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:22:41,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:22:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:22:41,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:22:41,598 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:22:41,598 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:22:41,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:22:41,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:22:41,742 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:22:41,744 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:22:42,932 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:22:42,942 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:22:42,942 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:22:42,947 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:22:42 BoogieIcfgContainer [2023-11-19 05:22:42,947 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:22:42,949 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:22:42,949 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:22:42,953 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:22:42,953 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:22:40" (1/3) ... [2023-11-19 05:22:42,954 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@748ca0d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:22:42, skipping insertion in model container [2023-11-19 05:22:42,954 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:22:41" (2/3) ... [2023-11-19 05:22:42,954 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@748ca0d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:22:42, skipping insertion in model container [2023-11-19 05:22:42,955 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:22:42" (3/3) ... [2023-11-19 05:22:42,957 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-50_file-59.i [2023-11-19 05:22:42,978 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:22:42,978 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:22:43,051 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:22:43,060 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;@27333a7e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:22:43,060 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:22:43,066 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 60 states have (on average 1.4333333333333333) internal successors, (86), 61 states have internal predecessors, (86), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-19 05:22:43,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-11-19 05:22:43,096 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:22:43,098 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:22:43,100 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:22:43,107 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:22:43,108 INFO L85 PathProgramCache]: Analyzing trace with hash 1978474479, now seen corresponding path program 1 times [2023-11-19 05:22:43,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:22:43,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1071734877] [2023-11-19 05:22:43,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:43,133 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:22:43,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:22:43,137 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:22:43,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 05:22:43,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:43,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:22:43,883 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:44,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 794 proven. 0 refuted. 0 times theorem prover too weak. 1450 trivial. 0 not checked. [2023-11-19 05:22:44,022 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:22:44,023 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:22:44,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1071734877] [2023-11-19 05:22:44,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1071734877] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:22:44,031 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:22:44,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:22:44,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745192185] [2023-11-19 05:22:44,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:22:44,043 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:22:44,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:22:44,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:22:44,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:22:44,085 INFO L87 Difference]: Start difference. First operand has 97 states, 60 states have (on average 1.4333333333333333) internal successors, (86), 61 states have internal predecessors, (86), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-19 05:22:44,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:22:44,142 INFO L93 Difference]: Finished difference Result 187 states and 336 transitions. [2023-11-19 05:22:44,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:22:44,145 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 213 [2023-11-19 05:22:44,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:22:44,159 INFO L225 Difference]: With dead ends: 187 [2023-11-19 05:22:44,159 INFO L226 Difference]: Without dead ends: 93 [2023-11-19 05:22:44,169 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:22:44,175 INFO L413 NwaCegarLoop]: 146 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 146 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:22:44,177 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:22:44,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2023-11-19 05:22:44,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2023-11-19 05:22:44,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 57 states have (on average 1.368421052631579) internal successors, (78), 57 states have internal predecessors, (78), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-19 05:22:44,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 146 transitions. [2023-11-19 05:22:44,242 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 146 transitions. Word has length 213 [2023-11-19 05:22:44,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:22:44,242 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 146 transitions. [2023-11-19 05:22:44,243 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-19 05:22:44,243 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 146 transitions. [2023-11-19 05:22:44,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-11-19 05:22:44,249 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:22:44,249 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:22:44,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:22:44,463 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:22:44,463 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:22:44,464 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:22:44,464 INFO L85 PathProgramCache]: Analyzing trace with hash 467161255, now seen corresponding path program 1 times [2023-11-19 05:22:44,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:22:44,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [810805943] [2023-11-19 05:22:44,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:44,466 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:22:44,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:22:44,468 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:22:44,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 05:22:45,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:45,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:22:45,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:46,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1113 proven. 39 refuted. 0 times theorem prover too weak. 1092 trivial. 0 not checked. [2023-11-19 05:22:46,632 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:22:47,175 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:22:47,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [810805943] [2023-11-19 05:22:47,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [810805943] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 05:22:47,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2562963] [2023-11-19 05:22:47,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:47,176 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:22:47,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:22:47,180 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:22:47,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 05:22:47,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:47,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:22:47,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:48,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-19 05:22:48,838 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:22:48,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2562963] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:22:48,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-19 05:22:48,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2023-11-19 05:22:48,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738084991] [2023-11-19 05:22:48,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:22:48,844 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:22:48,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:22:48,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:22:48,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-11-19 05:22:48,850 INFO L87 Difference]: Start difference. First operand 93 states and 146 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-19 05:22:49,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:22:49,947 INFO L93 Difference]: Finished difference Result 274 states and 433 transitions. [2023-11-19 05:22:49,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 05:22:49,959 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 213 [2023-11-19 05:22:49,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:22:49,964 INFO L225 Difference]: With dead ends: 274 [2023-11-19 05:22:49,965 INFO L226 Difference]: Without dead ends: 184 [2023-11-19 05:22:49,966 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 446 GetRequests, 438 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2023-11-19 05:22:49,968 INFO L413 NwaCegarLoop]: 143 mSDtfsCounter, 94 mSDsluCounter, 271 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:22:49,968 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 414 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-19 05:22:49,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2023-11-19 05:22:50,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 165. [2023-11-19 05:22:50,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 94 states have (on average 1.3297872340425532) internal successors, (125), 94 states have internal predecessors, (125), 68 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2023-11-19 05:22:50,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 261 transitions. [2023-11-19 05:22:50,021 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 261 transitions. Word has length 213 [2023-11-19 05:22:50,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:22:50,023 INFO L495 AbstractCegarLoop]: Abstraction has 165 states and 261 transitions. [2023-11-19 05:22:50,023 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-19 05:22:50,023 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 261 transitions. [2023-11-19 05:22:50,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-19 05:22:50,028 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:22:50,028 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:22:50,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-19 05:22:50,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-19 05:22:50,440 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt [2023-11-19 05:22:50,441 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:22:50,441 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:22:50,442 INFO L85 PathProgramCache]: Analyzing trace with hash -1098254412, now seen corresponding path program 1 times [2023-11-19 05:22:50,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:22:50,443 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1744494690] [2023-11-19 05:22:50,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:50,444 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:22:50,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:22:50,445 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:22:50,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-19 05:22:50,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:50,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:22:50,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:52,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1113 proven. 39 refuted. 0 times theorem prover too weak. 1092 trivial. 0 not checked. [2023-11-19 05:22:52,393 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:22:52,922 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:22:52,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1744494690] [2023-11-19 05:22:52,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1744494690] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 05:22:52,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [913370612] [2023-11-19 05:22:52,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:52,923 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:22:52,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:22:52,925 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:22:52,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-19 05:22:54,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:54,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 05:22:54,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:54,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-19 05:22:54,990 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:22:54,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [913370612] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:22:54,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-19 05:22:54,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 5 [2023-11-19 05:22:54,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368636276] [2023-11-19 05:22:54,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:22:54,992 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:22:54,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:22:54,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:22:54,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-19 05:22:54,995 INFO L87 Difference]: Start difference. First operand 165 states and 261 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-19 05:22:55,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:22:55,159 INFO L93 Difference]: Finished difference Result 362 states and 575 transitions. [2023-11-19 05:22:55,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 05:22:55,160 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 214 [2023-11-19 05:22:55,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:22:55,166 INFO L225 Difference]: With dead ends: 362 [2023-11-19 05:22:55,166 INFO L226 Difference]: Without dead ends: 266 [2023-11-19 05:22:55,167 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 448 GetRequests, 443 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-19 05:22:55,169 INFO L413 NwaCegarLoop]: 178 mSDtfsCounter, 45 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 314 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:22:55,170 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 314 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-19 05:22:55,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2023-11-19 05:22:55,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 264. [2023-11-19 05:22:55,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 264 states, 158 states have (on average 1.3670886075949367) internal successors, (216), 158 states have internal predecessors, (216), 102 states have call successors, (102), 3 states have call predecessors, (102), 3 states have return successors, (102), 102 states have call predecessors, (102), 102 states have call successors, (102) [2023-11-19 05:22:55,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 420 transitions. [2023-11-19 05:22:55,225 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 420 transitions. Word has length 214 [2023-11-19 05:22:55,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:22:55,227 INFO L495 AbstractCegarLoop]: Abstraction has 264 states and 420 transitions. [2023-11-19 05:22:55,227 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 2 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-19 05:22:55,227 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 420 transitions. [2023-11-19 05:22:55,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-19 05:22:55,231 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:22:55,232 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:22:55,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-19 05:22:55,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-19 05:22:55,651 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:22:55,651 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:22:55,651 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:22:55,652 INFO L85 PathProgramCache]: Analyzing trace with hash 590689330, now seen corresponding path program 1 times [2023-11-19 05:22:55,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:22:55,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1495241252] [2023-11-19 05:22:55,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:55,653 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:22:55,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:22:55,660 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:22:55,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-19 05:22:56,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:56,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 05:22:56,117 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:56,893 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-19 05:22:56,893 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:22:56,893 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:22:56,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1495241252] [2023-11-19 05:22:56,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1495241252] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:22:56,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:22:56,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:22:56,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432055932] [2023-11-19 05:22:56,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:22:56,895 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:22:56,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:22:56,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:22:56,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:22:56,896 INFO L87 Difference]: Start difference. First operand 264 states and 420 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-19 05:22:58,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:22:58,446 INFO L93 Difference]: Finished difference Result 638 states and 1011 transitions. [2023-11-19 05:22:58,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 05:22:58,458 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 214 [2023-11-19 05:22:58,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:22:58,465 INFO L225 Difference]: With dead ends: 638 [2023-11-19 05:22:58,465 INFO L226 Difference]: Without dead ends: 460 [2023-11-19 05:22:58,466 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:22:58,468 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 111 mSDsluCounter, 272 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 420 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-11-19 05:22:58,468 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 420 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-19 05:22:58,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2023-11-19 05:22:58,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 440. [2023-11-19 05:22:58,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 440 states, 264 states have (on average 1.3598484848484849) internal successors, (359), 264 states have internal predecessors, (359), 170 states have call successors, (170), 5 states have call predecessors, (170), 5 states have return successors, (170), 170 states have call predecessors, (170), 170 states have call successors, (170) [2023-11-19 05:22:58,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 440 states and 699 transitions. [2023-11-19 05:22:58,573 INFO L78 Accepts]: Start accepts. Automaton has 440 states and 699 transitions. Word has length 214 [2023-11-19 05:22:58,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:22:58,575 INFO L495 AbstractCegarLoop]: Abstraction has 440 states and 699 transitions. [2023-11-19 05:22:58,575 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-19 05:22:58,575 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 699 transitions. [2023-11-19 05:22:58,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-19 05:22:58,579 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:22:58,579 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:22:58,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2023-11-19 05:22:58,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:22:58,792 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:22:58,792 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:22:58,793 INFO L85 PathProgramCache]: Analyzing trace with hash 750275966, now seen corresponding path program 1 times [2023-11-19 05:22:58,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:22:58,793 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1586801428] [2023-11-19 05:22:58,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:58,793 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:22:58,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:22:58,795 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:22:58,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-19 05:22:59,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:59,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 05:22:59,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:23:04,914 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 503 proven. 330 refuted. 0 times theorem prover too weak. 1411 trivial. 0 not checked. [2023-11-19 05:23:04,914 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:23:20,636 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:23:20,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1586801428] [2023-11-19 05:23:20,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1586801428] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 05:23:20,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [594986680] [2023-11-19 05:23:20,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:23:20,637 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:23:20,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:23:20,643 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:23:20,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c88253-5ec2-4e27-a424-0406817fb553/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process