./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-67.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-67.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dc71e27d640f259fee6a990f264936ae2bb4c56d6f3df0625c1e5ccb12b32ff9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:37:03,996 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:37:04,100 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 20:37:04,115 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:37:04,115 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:37:04,161 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:37:04,164 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:37:04,165 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:37:04,166 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:37:04,171 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:37:04,172 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:37:04,173 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:37:04,173 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:37:04,175 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:37:04,176 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:37:04,176 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:37:04,177 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:37:04,177 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:37:04,178 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:37:04,178 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:37:04,179 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:37:04,179 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:37:04,181 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:37:04,182 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:37:04,183 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:37:04,183 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:37:04,184 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:37:04,184 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:37:04,185 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:37:04,185 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:37:04,186 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:37:04,186 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:37:04,186 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:37:04,187 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:37:04,187 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:37:04,187 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:37:04,187 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:37:04,188 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:37:04,188 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:37:04,188 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:37:04,188 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:37:04,189 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:37:04,189 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:37:04,189 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:37:04,190 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:37:04,190 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:37:04,190 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:37:04,191 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_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc71e27d640f259fee6a990f264936ae2bb4c56d6f3df0625c1e5ccb12b32ff9 [2023-11-23 20:37:04,531 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:37:04,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:37:04,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:37:04,572 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:37:04,573 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:37:04,575 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-67.i [2023-11-23 20:37:07,755 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:37:08,041 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:37:08,042 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-67.i [2023-11-23 20:37:08,068 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/data/13732f70a/58da5319ceb8472896ddc61a0861d184/FLAG83f3fce3d [2023-11-23 20:37:08,086 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/data/13732f70a/58da5319ceb8472896ddc61a0861d184 [2023-11-23 20:37:08,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:37:08,095 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:37:08,101 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:37:08,101 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:37:08,107 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:37:08,108 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:37:08" (1/1) ... [2023-11-23 20:37:08,109 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@342cbdf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:08, skipping insertion in model container [2023-11-23 20:37:08,109 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:37:08" (1/1) ... [2023-11-23 20:37:08,162 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:37:08,365 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_48e98694-d52b-444a-9c5b-f63674f1704a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-67.i[919,932] [2023-11-23 20:37:08,493 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:37:08,517 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:37:08,533 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_48e98694-d52b-444a-9c5b-f63674f1704a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-67.i[919,932] [2023-11-23 20:37:08,594 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:37:08,612 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:37:08,613 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:08 WrapperNode [2023-11-23 20:37:08,613 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:37:08,614 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:37:08,614 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:37:08,615 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:37:08,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:08" (1/1) ... [2023-11-23 20:37:08,652 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:08" (1/1) ... [2023-11-23 20:37:08,731 INFO L138 Inliner]: procedures = 26, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 268 [2023-11-23 20:37:08,731 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:37:08,732 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:37:08,732 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:37:08,732 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:37:08,742 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:08" (1/1) ... [2023-11-23 20:37:08,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:08" (1/1) ... [2023-11-23 20:37:08,747 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:08" (1/1) ... [2023-11-23 20:37:08,747 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:08" (1/1) ... [2023-11-23 20:37:08,762 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:08" (1/1) ... [2023-11-23 20:37:08,767 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:08" (1/1) ... [2023-11-23 20:37:08,772 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:08" (1/1) ... [2023-11-23 20:37:08,775 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:08" (1/1) ... [2023-11-23 20:37:08,781 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:37:08,782 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:37:08,783 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:37:08,783 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:37:08,784 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:08" (1/1) ... [2023-11-23 20:37:08,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:37:08,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:37:08,847 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:37:08,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:37:08,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:37:08,894 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:37:08,894 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:37:08,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:37:08,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:37:08,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:37:09,036 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:37:09,038 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:37:09,594 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:37:10,064 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:37:10,065 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:37:10,067 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:37:10 BoogieIcfgContainer [2023-11-23 20:37:10,067 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:37:10,070 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:37:10,071 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:37:10,074 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:37:10,075 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:37:08" (1/3) ... [2023-11-23 20:37:10,077 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ff1a958 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:37:10, skipping insertion in model container [2023-11-23 20:37:10,077 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:08" (2/3) ... [2023-11-23 20:37:10,079 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ff1a958 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:37:10, skipping insertion in model container [2023-11-23 20:37:10,079 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:37:10" (3/3) ... [2023-11-23 20:37:10,080 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-67.i [2023-11-23 20:37:10,103 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:37:10,103 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:37:10,174 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:37:10,183 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;@1080ae0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:37:10,185 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:37:10,189 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 27 states have internal predecessors, (29), 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) [2023-11-23 20:37:10,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-23 20:37:10,209 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:37:10,211 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, 1] [2023-11-23 20:37:10,212 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:37:10,221 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:37:10,222 INFO L85 PathProgramCache]: Analyzing trace with hash -1913098455, now seen corresponding path program 1 times [2023-11-23 20:37:10,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:37:10,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812252370] [2023-11-23 20:37:10,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:37:10,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:37:10,487 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 20:37:10,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1560322936] [2023-11-23 20:37:10,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:37:10,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:37:10,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:37:10,499 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:37:10,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 20:37:10,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:37:10,814 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:37:11,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:37:11,219 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 20:37:11,221 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 20:37:11,223 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 20:37:11,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:37:11,442 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:37:11,447 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 20:37:11,450 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 20:37:11,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:37:11 BoogieIcfgContainer [2023-11-23 20:37:11,674 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 20:37:11,675 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:37:11,675 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:37:11,676 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:37:11,676 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:37:10" (3/4) ... [2023-11-23 20:37:11,678 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:37:11,680 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:37:11,681 INFO L158 Benchmark]: Toolchain (without parser) took 3586.23ms. Allocated memory was 132.1MB in the beginning and 174.1MB in the end (delta: 41.9MB). Free memory was 79.6MB in the beginning and 132.7MB in the end (delta: -53.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:37:11,682 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 132.1MB. Free memory is still 85.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:37:11,683 INFO L158 Benchmark]: CACSL2BoogieTranslator took 512.89ms. Allocated memory is still 132.1MB. Free memory was 79.4MB in the beginning and 63.8MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:37:11,684 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.09ms. Allocated memory is still 132.1MB. Free memory was 63.8MB in the beginning and 102.2MB in the end (delta: -38.4MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2023-11-23 20:37:11,689 INFO L158 Benchmark]: Boogie Preprocessor took 49.91ms. Allocated memory is still 132.1MB. Free memory was 102.2MB in the beginning and 99.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:37:11,691 INFO L158 Benchmark]: RCFGBuilder took 1284.66ms. Allocated memory is still 132.1MB. Free memory was 99.6MB in the beginning and 63.0MB in the end (delta: 36.6MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-23 20:37:11,692 INFO L158 Benchmark]: TraceAbstraction took 1603.92ms. Allocated memory was 132.1MB in the beginning and 174.1MB in the end (delta: 41.9MB). Free memory was 62.2MB in the beginning and 132.7MB in the end (delta: -70.6MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2023-11-23 20:37:11,692 INFO L158 Benchmark]: Witness Printer took 4.72ms. Allocated memory is still 174.1MB. Free memory is still 132.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:37:11,701 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 132.1MB. Free memory is still 85.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 512.89ms. Allocated memory is still 132.1MB. Free memory was 79.4MB in the beginning and 63.8MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.09ms. Allocated memory is still 132.1MB. Free memory was 63.8MB in the beginning and 102.2MB in the end (delta: -38.4MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.91ms. Allocated memory is still 132.1MB. Free memory was 102.2MB in the beginning and 99.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1284.66ms. Allocated memory is still 132.1MB. Free memory was 99.6MB in the beginning and 63.0MB in the end (delta: 36.6MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1603.92ms. Allocated memory was 132.1MB in the beginning and 174.1MB in the end (delta: 41.9MB). Free memory was 62.2MB in the beginning and 132.7MB in the end (delta: -70.6MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. * Witness Printer took 4.72ms. Allocated memory is still 174.1MB. Free memory is still 132.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 134, overapproximation of someBinaryFLOATComparisonOperation at line 105, overapproximation of bitwiseOr at line 104, overapproximation of bitwiseAnd at line 73, overapproximation of someBinaryDOUBLEComparisonOperation at line 70, overapproximation of someUnaryFLOAToperation at line 137, overapproximation of someBinaryArithmeticFLOAToperation at line 144. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 9.75; [L23] unsigned char var_1_3 = 1; [L24] signed long int var_1_4 = 25; [L25] unsigned char var_1_6 = 1; [L26] float var_1_7 = 7.5; [L27] signed long int var_1_8 = -1000; [L28] float var_1_9 = 9.25; [L29] float var_1_10 = 64.5; [L30] float var_1_11 = 16.25; [L31] signed char var_1_12 = 2; [L32] signed char var_1_13 = 8; [L33] signed char var_1_14 = 0; [L34] float var_1_15 = 0.6; [L35] signed char var_1_16 = 32; [L36] unsigned short int var_1_17 = 2; [L37] unsigned short int var_1_19 = 63241; [L38] unsigned short int var_1_20 = 58697; [L39] unsigned short int var_1_21 = 25516; [L40] unsigned long int var_1_22 = 3301682525; [L41] double var_1_23 = 128.9; [L42] double var_1_27 = 7.75; [L43] double var_1_28 = 200.6; [L44] unsigned long int var_1_29 = 100000; [L45] unsigned long int var_1_31 = 4154314939; [L46] unsigned char var_1_33 = 0; [L47] unsigned char var_1_34 = 0; [L48] float var_1_35 = 49.875; [L49] signed short int var_1_36 = -32; [L50] unsigned long int var_1_38 = 128; [L51] double var_1_39 = 50.925; [L52] double var_1_40 = 128.6; [L53] unsigned long int var_1_42 = 4282912011; [L54] signed long int var_1_44 = 5; [L55] signed short int var_1_45 = 500; [L56] double last_1_var_1_1 = 9.75; [L57] unsigned char last_1_var_1_3 = 1; [L58] float last_1_var_1_7 = 7.5; [L59] signed char last_1_var_1_12 = 2; [L60] float last_1_var_1_15 = 0.6; [L61] unsigned short int last_1_var_1_17 = 2; [L217] isInitial = 1 [L218] FCALL initially() [L219] COND TRUE 1 [L220] CALL updateLastVariables() [L205] last_1_var_1_1 = var_1_1 [L206] last_1_var_1_3 = var_1_3 [L207] last_1_var_1_7 = var_1_7 [L208] last_1_var_1_12 = var_1_12 [L209] last_1_var_1_15 = var_1_15 [L210] last_1_var_1_17 = var_1_17 [L220] RET updateLastVariables() [L221] CALL updateVariables() [L149] var_1_4 = __VERIFIER_nondet_long() [L150] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L151] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L152] var_1_6 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_6 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_6 >= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L154] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=-1000, var_1_9=37/4] [L155] var_1_8 = __VERIFIER_nondet_long() [L156] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133, var_1_9=37/4] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133, var_1_9=37/4] [L157] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133, var_1_9=37/4] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133, var_1_9=37/4] [L158] CALL assume_abort_if_not(var_1_8 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133, var_1_9=37/4] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_8 != 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133, var_1_9=37/4] [L159] var_1_9 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_10=129/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L161] var_1_10 = __VERIFIER_nondet_float() [L162] CALL assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_11=65/4, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L163] var_1_11 = __VERIFIER_nondet_float() [L164] 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_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L164] 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_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=8, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L165] var_1_13 = __VERIFIER_nondet_char() [L166] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L167] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=0, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L168] var_1_14 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L170] CALL assume_abort_if_not(var_1_14 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_14 <= 126) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=63241, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L171] var_1_19 = __VERIFIER_nondet_ushort() [L172] CALL assume_abort_if_not(var_1_19 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_19 >= 32767) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L173] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=58697, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L174] var_1_20 = __VERIFIER_nondet_ushort() [L175] CALL assume_abort_if_not(var_1_20 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_20 >= 32767) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L176] CALL assume_abort_if_not(var_1_20 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_20 <= 65534) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=25516, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L177] var_1_21 = __VERIFIER_nondet_ushort() [L178] CALL assume_abort_if_not(var_1_21 >= 24575) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_21 >= 24575) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L179] CALL assume_abort_if_not(var_1_21 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_21 <= 32767) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=3301682525, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L180] var_1_22 = __VERIFIER_nondet_ulong() [L181] CALL assume_abort_if_not(var_1_22 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_22 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L182] CALL assume_abort_if_not(var_1_22 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_22 <= 4294967295) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_27=31/4, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L183] var_1_27 = __VERIFIER_nondet_double() [L184] CALL assume_abort_if_not((var_1_27 >= -922337.2036854765600e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not((var_1_27 >= -922337.2036854765600e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_28=1003/5, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L185] var_1_28 = __VERIFIER_nondet_double() [L186] CALL assume_abort_if_not((var_1_28 >= -922337.2036854765600e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854765600e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not((var_1_28 >= -922337.2036854765600e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 9223372.036854765600e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=4154314939, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L187] var_1_31 = __VERIFIER_nondet_ulong() [L188] CALL assume_abort_if_not(var_1_31 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_31 >= 3221225470) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L189] CALL assume_abort_if_not(var_1_31 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_31 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L190] var_1_34 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L192] CALL assume_abort_if_not(var_1_34 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_34 <= 0) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_39=2037/40, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L193] var_1_39 = __VERIFIER_nondet_double() [L194] CALL assume_abort_if_not((var_1_39 >= 0.0F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854776000e+12F && var_1_39 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not((var_1_39 >= 0.0F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854776000e+12F && var_1_39 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_40=643/5, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L195] var_1_40 = __VERIFIER_nondet_double() [L196] CALL assume_abort_if_not((var_1_40 >= 0.0F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854776000e+12F && var_1_40 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not((var_1_40 >= 0.0F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854776000e+12F && var_1_40 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_42=4282912011, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L197] var_1_42 = __VERIFIER_nondet_ulong() [L198] CALL assume_abort_if_not(var_1_42 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_42=4294967294, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_42 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_42=4294967294, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L199] CALL assume_abort_if_not(var_1_42 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_42=4294967294, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_42 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_42=4294967294, var_1_44=5, var_1_45=500, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L200] var_1_45 = __VERIFIER_nondet_short() [L201] CALL assume_abort_if_not(var_1_45 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_42=4294967294, var_1_44=5, var_1_45=-1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not(var_1_45 >= -1) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_42=4294967294, var_1_44=5, var_1_45=-1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L202] CALL assume_abort_if_not(var_1_45 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_42=4294967294, var_1_44=5, var_1_45=-1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L20] COND FALSE !(!cond) [L202] RET assume_abort_if_not(var_1_45 <= 32767) VAL [isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=2, var_1_13=1, var_1_14=1, var_1_15=3/5, var_1_16=32, var_1_17=2, var_1_19=32767, var_1_1=39/4, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_29=100000, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=399/8, var_1_36=-32, var_1_38=128, var_1_3=1, var_1_42=4294967294, var_1_44=5, var_1_45=-1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133] [L221] RET updateVariables() [L222] CALL step() [L65] COND TRUE var_1_12 < (var_1_17 + var_1_12) [L66] COND FALSE !(5 <= var_1_17) [L72] COND TRUE \read(var_1_3) [L73] EXPR (-10 + var_1_16) & var_1_17 [L73] COND TRUE ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))) > ((-10 + var_1_16) & var_1_17) [L74] var_1_29 = (((((var_1_31 - 64u) < 0 ) ? -(var_1_31 - 64u) : (var_1_31 - 64u))) - var_1_17) [L79] var_1_33 = var_1_34 [L80] var_1_35 = var_1_28 [L81] var_1_36 = ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))) [L82] COND TRUE var_1_1 > (var_1_39 - var_1_40) [L83] COND TRUE var_1_17 <= var_1_17 [L84] var_1_38 = (var_1_17 + ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) [L93] COND TRUE var_1_3 || var_1_3 [L94] COND FALSE !(var_1_12 <= (var_1_45 - 64)) [L104] EXPR ((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12 [L104] signed long int stepLocal_2 = ((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12; [L105] COND FALSE !(last_1_var_1_7 > (var_1_11 + last_1_var_1_15)) [L114] unsigned long int stepLocal_3 = var_1_22 - var_1_20; [L115] COND TRUE \read(last_1_var_1_3) [L116] COND TRUE \read(var_1_6) [L117] COND TRUE \read(last_1_var_1_3) [L118] var_1_17 = var_1_14 [L132] var_1_3 = (((5 - last_1_var_1_17) <= (last_1_var_1_17 + last_1_var_1_17)) || var_1_6) [L133] COND TRUE 50 != var_1_16 [L134] var_1_1 = (1.00000000000025E12 - 24.25) [L136] var_1_12 = (var_1_13 - var_1_14) [L137] var_1_15 = ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9))) [L138] unsigned char stepLocal_1 = var_1_3; [L139] signed long int stepLocal_0 = (var_1_16 + 100) / var_1_8; [L140] COND FALSE !(stepLocal_0 >= var_1_17) [L222] RET step() [L223] CALL, EXPR property() [L213] EXPR ((((((50 != var_1_16) ? (var_1_1 == ((double) (1.00000000000025E12 - 24.25))) : 1) && (var_1_3 == ((unsigned char) (((5 - last_1_var_1_17) <= (last_1_var_1_17 + last_1_var_1_17)) || var_1_6)))) && ((((var_1_16 + 100) / var_1_8) >= var_1_17) ? ((var_1_3 || (var_1_17 > (var_1_17 * var_1_8))) ? (var_1_7 == ((float) var_1_9)) : (var_1_7 == ((float) (var_1_10 + var_1_11)))) : 1)) && (var_1_12 == ((signed char) (var_1_13 - var_1_14)))) && (var_1_15 == ((float) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) && ((last_1_var_1_7 > (var_1_11 + last_1_var_1_15)) ? ((var_1_14 < (((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12)) ? (last_1_var_1_3 ? (var_1_16 == ((signed char) -2)) : 1) : (var_1_16 == ((signed char) var_1_13))) : 1) [L213-L214] return (((((((50 != var_1_16) ? (var_1_1 == ((double) (1.00000000000025E12 - 24.25))) : 1) && (var_1_3 == ((unsigned char) (((5 - last_1_var_1_17) <= (last_1_var_1_17 + last_1_var_1_17)) || var_1_6)))) && ((((var_1_16 + 100) / var_1_8) >= var_1_17) ? ((var_1_3 || (var_1_17 > (var_1_17 * var_1_8))) ? (var_1_7 == ((float) var_1_9)) : (var_1_7 == ((float) (var_1_10 + var_1_11)))) : 1)) && (var_1_12 == ((signed char) (var_1_13 - var_1_14)))) && (var_1_15 == ((float) ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) && ((last_1_var_1_7 > (var_1_11 + last_1_var_1_15)) ? ((var_1_14 < (((((var_1_13) > (last_1_var_1_17)) ? (var_1_13) : (last_1_var_1_17))) | last_1_var_1_12)) ? (last_1_var_1_3 ? (var_1_16 == ((signed char) -2)) : 1) : (var_1_16 == ((signed char) var_1_13))) : 1)) && (last_1_var_1_3 ? (var_1_6 ? (last_1_var_1_3 ? (var_1_17 == ((unsigned short int) var_1_14)) : (var_1_17 == ((unsigned short int) (((((var_1_19) < (var_1_20)) ? (var_1_19) : (var_1_20))) - ((var_1_21 - 256) - 256))))) : (((var_1_22 - var_1_20) > (var_1_4 / var_1_8)) ? ((last_1_var_1_1 >= var_1_10) ? (var_1_17 == ((unsigned short int) var_1_14)) : 1) : 1)) : (var_1_17 == ((unsigned short int) var_1_21))) ; [L223] RET, EXPR property() [L223] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=2, var_1_16=32, var_1_17=1, var_1_19=32767, var_1_1=0, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_27=0, var_1_28=3, var_1_29=3221225404, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=3, var_1_36=32, var_1_38=4, var_1_3=1, var_1_42=4294967294, var_1_44=5, var_1_45=-1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=2, last_1_var_1_15=3/5, last_1_var_1_17=2, last_1_var_1_1=39/4, last_1_var_1_3=1, last_1_var_1_7=15/2, var_1_12=0, var_1_13=1, var_1_14=1, var_1_15=2, var_1_16=32, var_1_17=1, var_1_19=32767, var_1_1=0, var_1_20=32768, var_1_21=24575, var_1_22=2147483647, var_1_23=1289/10, var_1_27=0, var_1_28=3, var_1_29=3221225404, var_1_31=3221225470, var_1_33=0, var_1_34=0, var_1_35=3, var_1_36=32, var_1_38=4, var_1_3=1, var_1_42=4294967294, var_1_44=5, var_1_45=-1, var_1_4=1, var_1_6=1, var_1_7=15/2, var_1_8=133, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, 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=63occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 126 NumberOfCodeBlocks, 126 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 20:37:11,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-67.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dc71e27d640f259fee6a990f264936ae2bb4c56d6f3df0625c1e5ccb12b32ff9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:37:14,530 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:37:14,667 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 20:37:14,676 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:37:14,677 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:37:14,721 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:37:14,722 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:37:14,723 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:37:14,724 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:37:14,729 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:37:14,729 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:37:14,730 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:37:14,730 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:37:14,732 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:37:14,732 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:37:14,733 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:37:14,734 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:37:14,734 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:37:14,735 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:37:14,736 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:37:14,736 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:37:14,737 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:37:14,737 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:37:14,738 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:37:14,738 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:37:14,739 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:37:14,739 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:37:14,740 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:37:14,740 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:37:14,740 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:37:14,742 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:37:14,742 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 20:37:14,742 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:37:14,743 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:37:14,743 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:37:14,743 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:37:14,744 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:37:14,744 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:37:14,744 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:37:14,745 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:37:14,746 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:37:14,746 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:37:14,746 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:37:14,747 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:37:14,747 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_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc71e27d640f259fee6a990f264936ae2bb4c56d6f3df0625c1e5ccb12b32ff9 [2023-11-23 20:37:15,104 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:37:15,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:37:15,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:37:15,129 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:37:15,129 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:37:15,131 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-67.i [2023-11-23 20:37:18,515 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:37:18,801 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:37:18,801 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-67.i [2023-11-23 20:37:18,812 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/data/28724c784/6b59986e790341859a939991c3895899/FLAG1e7313f7f [2023-11-23 20:37:18,828 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/data/28724c784/6b59986e790341859a939991c3895899 [2023-11-23 20:37:18,830 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:37:18,832 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:37:18,833 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:37:18,833 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:37:18,839 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:37:18,839 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:37:18" (1/1) ... [2023-11-23 20:37:18,841 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38023950 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:18, skipping insertion in model container [2023-11-23 20:37:18,841 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:37:18" (1/1) ... [2023-11-23 20:37:18,875 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:37:19,031 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_48e98694-d52b-444a-9c5b-f63674f1704a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-67.i[919,932] [2023-11-23 20:37:19,161 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:37:19,188 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:37:19,208 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_48e98694-d52b-444a-9c5b-f63674f1704a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-67.i[919,932] [2023-11-23 20:37:19,293 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:37:19,353 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:37:19,360 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:19 WrapperNode [2023-11-23 20:37:19,361 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:37:19,362 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:37:19,362 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:37:19,362 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:37:19,371 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:19" (1/1) ... [2023-11-23 20:37:19,387 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:19" (1/1) ... [2023-11-23 20:37:19,438 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 224 [2023-11-23 20:37:19,439 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:37:19,440 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:37:19,440 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:37:19,440 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:37:19,453 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:19" (1/1) ... [2023-11-23 20:37:19,454 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:19" (1/1) ... [2023-11-23 20:37:19,479 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:19" (1/1) ... [2023-11-23 20:37:19,480 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:19" (1/1) ... [2023-11-23 20:37:19,496 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:19" (1/1) ... [2023-11-23 20:37:19,501 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:19" (1/1) ... [2023-11-23 20:37:19,521 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:19" (1/1) ... [2023-11-23 20:37:19,541 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:19" (1/1) ... [2023-11-23 20:37:19,546 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:37:19,547 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:37:19,547 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:37:19,548 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:37:19,548 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:19" (1/1) ... [2023-11-23 20:37:19,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:37:19,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:37:19,596 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:37:19,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:37:19,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:37:19,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:37:19,649 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:37:19,650 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:37:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:37:19,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:37:19,768 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:37:19,771 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:37:22,456 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:37:22,508 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:37:22,508 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:37:22,509 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:37:22 BoogieIcfgContainer [2023-11-23 20:37:22,509 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:37:22,511 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:37:22,512 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:37:22,515 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:37:22,522 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:37:18" (1/3) ... [2023-11-23 20:37:22,523 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@544fd8cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:37:22, skipping insertion in model container [2023-11-23 20:37:22,524 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:37:19" (2/3) ... [2023-11-23 20:37:22,524 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@544fd8cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:37:22, skipping insertion in model container [2023-11-23 20:37:22,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:37:22" (3/3) ... [2023-11-23 20:37:22,528 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-67.i [2023-11-23 20:37:22,549 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:37:22,550 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:37:22,621 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:37:22,629 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;@7e35b133, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:37:22,630 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:37:22,637 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 57 states have internal predecessors, (82), 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) [2023-11-23 20:37:22,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-23 20:37:22,672 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:37:22,673 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] [2023-11-23 20:37:22,674 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:37:22,681 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:37:22,682 INFO L85 PathProgramCache]: Analyzing trace with hash -632265613, now seen corresponding path program 1 times [2023-11-23 20:37:22,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:37:22,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [928563544] [2023-11-23 20:37:22,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:37:22,701 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:37:22,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:37:22,708 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:37:22,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 20:37:23,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:37:23,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:37:23,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:37:23,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1034 proven. 0 refuted. 0 times theorem prover too weak. 1210 trivial. 0 not checked. [2023-11-23 20:37:23,640 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:37:23,641 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:37:23,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [928563544] [2023-11-23 20:37:23,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [928563544] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:37:23,642 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:37:23,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:37:23,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775128576] [2023-11-23 20:37:23,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:37:23,650 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 20:37:23,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:37:23,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 20:37:23,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:37:23,688 INFO L87 Difference]: Start difference. First operand has 93 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 57 states have internal predecessors, (82), 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 22.5) internal successors, (45), 2 states have internal predecessors, (45), 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) [2023-11-23 20:37:24,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:37:24,231 INFO L93 Difference]: Finished difference Result 182 states and 330 transitions. [2023-11-23 20:37:24,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 20:37:24,252 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 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 208 [2023-11-23 20:37:24,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:37:24,261 INFO L225 Difference]: With dead ends: 182 [2023-11-23 20:37:24,262 INFO L226 Difference]: Without dead ends: 90 [2023-11-23 20:37:24,268 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:37:24,272 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 139 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-23 20:37:24,273 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 139 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-23 20:37:24,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-11-23 20:37:24,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2023-11-23 20:37:24,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 54 states have (on average 1.3703703703703705) internal successors, (74), 54 states have internal predecessors, (74), 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) [2023-11-23 20:37:24,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 142 transitions. [2023-11-23 20:37:24,332 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 142 transitions. Word has length 208 [2023-11-23 20:37:24,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:37:24,332 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 142 transitions. [2023-11-23 20:37:24,333 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 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) [2023-11-23 20:37:24,333 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 142 transitions. [2023-11-23 20:37:24,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-23 20:37:24,339 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:37:24,340 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] [2023-11-23 20:37:24,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-23 20:37:24,553 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:37:24,554 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:37:24,554 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:37:24,554 INFO L85 PathProgramCache]: Analyzing trace with hash 802346147, now seen corresponding path program 1 times [2023-11-23 20:37:24,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:37:24,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [83189192] [2023-11-23 20:37:24,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:37:24,556 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:37:24,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:37:24,559 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:37:24,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 20:37:25,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:37:25,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:37:25,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:37:27,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-23 20:37:27,847 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:37:27,848 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:37:27,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [83189192] [2023-11-23 20:37:27,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [83189192] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:37:27,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:37:27,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:37:27,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058201984] [2023-11-23 20:37:27,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:37:27,859 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:37:27,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:37:27,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:37:27,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:37:27,863 INFO L87 Difference]: Start difference. First operand 90 states and 142 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 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) [2023-11-23 20:37:29,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:37:29,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:37:29,860 INFO L93 Difference]: Finished difference Result 261 states and 415 transitions. [2023-11-23 20:37:29,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 20:37:29,861 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 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 208 [2023-11-23 20:37:29,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:37:29,866 INFO L225 Difference]: With dead ends: 261 [2023-11-23 20:37:29,866 INFO L226 Difference]: Without dead ends: 172 [2023-11-23 20:37:29,868 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:37:29,870 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 33 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 249 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-11-23 20:37:29,870 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 249 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-11-23 20:37:29,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2023-11-23 20:37:29,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 151. [2023-11-23 20:37:29,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 80 states have (on average 1.25) internal successors, (100), 80 states have internal predecessors, (100), 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) [2023-11-23 20:37:29,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 236 transitions. [2023-11-23 20:37:29,922 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 236 transitions. Word has length 208 [2023-11-23 20:37:29,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:37:29,924 INFO L495 AbstractCegarLoop]: Abstraction has 151 states and 236 transitions. [2023-11-23 20:37:29,924 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 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) [2023-11-23 20:37:29,924 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 236 transitions. [2023-11-23 20:37:29,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-23 20:37:29,929 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:37:29,929 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] [2023-11-23 20:37:29,947 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 20:37:30,147 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:37:30,148 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:37:30,148 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:37:30,149 INFO L85 PathProgramCache]: Analyzing trace with hash -298765247, now seen corresponding path program 1 times [2023-11-23 20:37:30,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:37:30,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [346487084] [2023-11-23 20:37:30,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:37:30,150 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:37:30,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:37:30,152 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:37:30,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 20:37:30,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:37:30,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:37:30,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:37:31,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-23 20:37:31,741 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:37:31,741 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:37:31,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [346487084] [2023-11-23 20:37:31,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [346487084] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:37:31,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:37:31,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:37:31,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186012550] [2023-11-23 20:37:31,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:37:31,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:37:31,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:37:31,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:37:31,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:37:31,747 INFO L87 Difference]: Start difference. First operand 151 states and 236 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 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) [2023-11-23 20:37:32,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:37:33,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:37:33,047 INFO L93 Difference]: Finished difference Result 259 states and 410 transitions. [2023-11-23 20:37:33,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 20:37:33,049 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 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 209 [2023-11-23 20:37:33,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:37:33,054 INFO L225 Difference]: With dead ends: 259 [2023-11-23 20:37:33,054 INFO L226 Difference]: Without dead ends: 170 [2023-11-23 20:37:33,055 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:37:33,057 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 28 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 270 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-23 20:37:33,058 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 270 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-23 20:37:33,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2023-11-23 20:37:33,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 157. [2023-11-23 20:37:33,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 86 states have (on average 1.255813953488372) internal successors, (108), 86 states have internal predecessors, (108), 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) [2023-11-23 20:37:33,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 244 transitions. [2023-11-23 20:37:33,114 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 244 transitions. Word has length 209 [2023-11-23 20:37:33,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:37:33,115 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 244 transitions. [2023-11-23 20:37:33,116 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 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) [2023-11-23 20:37:33,116 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 244 transitions. [2023-11-23 20:37:33,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-23 20:37:33,120 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:37:33,121 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] [2023-11-23 20:37:33,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-23 20:37:33,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:37:33,342 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:37:33,343 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:37:33,343 INFO L85 PathProgramCache]: Analyzing trace with hash -1096544617, now seen corresponding path program 1 times [2023-11-23 20:37:33,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:37:33,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1893338809] [2023-11-23 20:37:33,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:37:33,345 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:37:33,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:37:33,351 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:37:33,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-23 20:37:33,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:37:33,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:37:33,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:37:36,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-23 20:37:36,144 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:37:36,144 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:37:36,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1893338809] [2023-11-23 20:37:36,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1893338809] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:37:36,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:37:36,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:37:36,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832635781] [2023-11-23 20:37:36,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:37:36,146 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:37:36,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:37:36,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:37:36,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:37:36,148 INFO L87 Difference]: Start difference. First operand 157 states and 244 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 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) [2023-11-23 20:37:38,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:37:38,882 INFO L93 Difference]: Finished difference Result 339 states and 531 transitions. [2023-11-23 20:37:38,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 20:37:38,883 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 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 211 [2023-11-23 20:37:38,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:37:38,887 INFO L225 Difference]: With dead ends: 339 [2023-11-23 20:37:38,887 INFO L226 Difference]: Without dead ends: 246 [2023-11-23 20:37:38,888 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:37:38,889 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 36 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-11-23 20:37:38,890 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 253 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-11-23 20:37:38,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2023-11-23 20:37:38,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 243. [2023-11-23 20:37:38,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 243 states, 137 states have (on average 1.2627737226277371) internal successors, (173), 137 states have internal predecessors, (173), 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) [2023-11-23 20:37:38,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 377 transitions. [2023-11-23 20:37:38,960 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 377 transitions. Word has length 211 [2023-11-23 20:37:38,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:37:38,962 INFO L495 AbstractCegarLoop]: Abstraction has 243 states and 377 transitions. [2023-11-23 20:37:38,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 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) [2023-11-23 20:37:38,963 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 377 transitions. [2023-11-23 20:37:38,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-23 20:37:38,967 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:37:38,967 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] [2023-11-23 20:37:38,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-11-23 20:37:39,180 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:37:39,181 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:37:39,181 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:37:39,181 INFO L85 PathProgramCache]: Analyzing trace with hash -2117612971, now seen corresponding path program 1 times [2023-11-23 20:37:39,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:37:39,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [200918749] [2023-11-23 20:37:39,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:37:39,182 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:37:39,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:37:39,184 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:37:39,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-23 20:37:39,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:37:39,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:37:39,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:37:40,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-23 20:37:40,811 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:37:40,811 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:37:40,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [200918749] [2023-11-23 20:37:40,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [200918749] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:37:40,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:37:40,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 20:37:40,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357917957] [2023-11-23 20:37:40,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:37:40,814 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 20:37:40,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:37:40,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 20:37:40,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 20:37:40,816 INFO L87 Difference]: Start difference. First operand 243 states and 377 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 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) [2023-11-23 20:37:42,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:37:43,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:37:43,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:37:43,871 INFO L93 Difference]: Finished difference Result 455 states and 709 transitions. [2023-11-23 20:37:43,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 20:37:43,897 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 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 211 [2023-11-23 20:37:43,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:37:43,900 INFO L225 Difference]: With dead ends: 455 [2023-11-23 20:37:43,904 INFO L226 Difference]: Without dead ends: 280 [2023-11-23 20:37:43,905 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 20:37:43,906 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 82 mSDsluCounter, 266 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 400 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-11-23 20:37:43,908 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 400 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2023-11-23 20:37:43,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2023-11-23 20:37:43,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 256. [2023-11-23 20:37:43,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 150 states have (on average 1.28) internal successors, (192), 150 states have internal predecessors, (192), 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) [2023-11-23 20:37:43,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 396 transitions. [2023-11-23 20:37:43,963 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 396 transitions. Word has length 211 [2023-11-23 20:37:43,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:37:43,964 INFO L495 AbstractCegarLoop]: Abstraction has 256 states and 396 transitions. [2023-11-23 20:37:43,964 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 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) [2023-11-23 20:37:43,965 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 396 transitions. [2023-11-23 20:37:43,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-11-23 20:37:43,968 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:37:43,969 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] [2023-11-23 20:37:43,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-23 20:37:44,182 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:37:44,182 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:37:44,182 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:37:44,183 INFO L85 PathProgramCache]: Analyzing trace with hash 1048569251, now seen corresponding path program 1 times [2023-11-23 20:37:44,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:37:44,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [582907729] [2023-11-23 20:37:44,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:37:44,184 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:37:44,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:37:44,185 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:37:44,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-23 20:37:44,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:37:44,634 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:37:44,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:37:45,650 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 285 proven. 93 refuted. 0 times theorem prover too weak. 1866 trivial. 0 not checked. [2023-11-23 20:37:45,650 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:37:46,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 6 proven. 93 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-11-23 20:37:46,281 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:37:46,281 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [582907729] [2023-11-23 20:37:46,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [582907729] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 20:37:46,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1835053616] [2023-11-23 20:37:46,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:37:46,289 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:37:46,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 20:37:46,293 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:37:46,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-23 20:37:48,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:37:48,318 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:37:48,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:37:49,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 285 proven. 93 refuted. 0 times theorem prover too weak. 1866 trivial. 0 not checked. [2023-11-23 20:37:49,345 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:37:49,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 6 proven. 93 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-11-23 20:37:49,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1835053616] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 20:37:49,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [516173171] [2023-11-23 20:37:49,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:37:49,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:37:49,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:37:49,854 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:37:49,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-23 20:37:50,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:37:50,198 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:37:50,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:37:51,172 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 285 proven. 93 refuted. 0 times theorem prover too weak. 1866 trivial. 0 not checked. [2023-11-23 20:37:51,172 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:37:51,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 6 proven. 93 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-11-23 20:37:51,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [516173171] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 20:37:51,763 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-23 20:37:51,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2023-11-23 20:37:51,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282198206] [2023-11-23 20:37:51,764 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-23 20:37:51,766 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 20:37:51,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:37:51,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 20:37:51,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-23 20:37:51,767 INFO L87 Difference]: Start difference. First operand 256 states and 396 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (65), 2 states have call predecessors, (65), 4 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) [2023-11-23 20:37:53,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:37:53,696 INFO L93 Difference]: Finished difference Result 355 states and 543 transitions. [2023-11-23 20:37:53,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-23 20:37:53,720 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (65), 2 states have call predecessors, (65), 4 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) Word has length 213 [2023-11-23 20:37:53,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:37:53,722 INFO L225 Difference]: With dead ends: 355 [2023-11-23 20:37:53,722 INFO L226 Difference]: Without dead ends: 180 [2023-11-23 20:37:53,723 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1276 GetRequests, 1264 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-23 20:37:53,724 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 73 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-11-23 20:37:53,725 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 218 Invalid, 199 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-11-23 20:37:53,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2023-11-23 20:37:53,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 173. [2023-11-23 20:37:53,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 100 states have (on average 1.22) internal successors, (122), 100 states have internal predecessors, (122), 68 states have call successors, (68), 4 states have call predecessors, (68), 4 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2023-11-23 20:37:53,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 258 transitions. [2023-11-23 20:37:53,765 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 258 transitions. Word has length 213 [2023-11-23 20:37:53,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:37:53,766 INFO L495 AbstractCegarLoop]: Abstraction has 173 states and 258 transitions. [2023-11-23 20:37:53,766 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 7 states have internal predecessors, (55), 2 states have call successors, (65), 2 states have call predecessors, (65), 4 states have return successors, (66), 2 states have call predecessors, (66), 2 states have call successors, (66) [2023-11-23 20:37:53,766 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 258 transitions. [2023-11-23 20:37:53,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-11-23 20:37:53,772 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:37:53,773 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] [2023-11-23 20:37:53,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-23 20:37:53,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2023-11-23 20:37:54,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-23 20:37:54,385 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:37:54,386 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:37:54,386 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:37:54,386 INFO L85 PathProgramCache]: Analyzing trace with hash 508141483, now seen corresponding path program 1 times [2023-11-23 20:37:54,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:37:54,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [446211720] [2023-11-23 20:37:54,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:37:54,387 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:37:54,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:37:54,388 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:37:54,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48e98694-d52b-444a-9c5b-f63674f1704a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2023-11-23 20:37:54,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:37:54,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-23 20:37:54,967 INFO L285 TraceCheckSpWp]: Computing forward predicates...