./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-99.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-99.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f0d55d7e0a9a70a63c84f9d58c88aea903deb3ecbd160c4053bddb643db8177f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:49:53,981 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:49:54,134 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 04:49:54,146 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:49:54,147 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:49:54,194 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:49:54,196 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:49:54,197 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:49:54,198 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:49:54,205 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:49:54,205 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:49:54,206 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:49:54,207 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:49:54,209 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:49:54,209 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:49:54,210 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:49:54,211 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:49:54,211 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:49:54,212 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:49:54,212 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:49:54,213 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:49:54,213 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:49:54,215 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:49:54,216 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:49:54,216 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:49:54,217 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:49:54,217 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:49:54,218 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:49:54,218 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:49:54,219 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:49:54,220 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:49:54,221 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:49:54,221 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:49:54,221 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:49:54,222 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:49:54,222 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:49:54,222 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:49:54,223 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:49:54,223 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:49:54,223 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:49:54,224 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:49:54,224 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:49:54,225 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:49:54,225 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:49:54,226 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:49:54,227 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_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0d55d7e0a9a70a63c84f9d58c88aea903deb3ecbd160c4053bddb643db8177f [2023-11-19 04:49:54,558 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:49:54,591 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:49:54,594 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:49:54,596 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:49:54,596 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:49:54,599 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-99.i [2023-11-19 04:49:57,837 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:49:58,186 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:49:58,189 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-99.i [2023-11-19 04:49:58,207 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/data/a15f427d2/34990f56218b4cbe83fea8056e2a88fd/FLAG349fb44d3 [2023-11-19 04:49:58,231 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/data/a15f427d2/34990f56218b4cbe83fea8056e2a88fd [2023-11-19 04:49:58,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:49:58,243 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:49:58,246 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:49:58,246 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:49:58,253 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:49:58,254 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:49:58" (1/1) ... [2023-11-19 04:49:58,255 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@393e7fd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:58, skipping insertion in model container [2023-11-19 04:49:58,255 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:49:58" (1/1) ... [2023-11-19 04:49:58,319 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:49:58,566 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_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-99.i[919,932] [2023-11-19 04:49:58,730 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:49:58,756 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:49:58,773 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_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-99.i[919,932] [2023-11-19 04:49:58,879 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:49:58,910 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:49:58,910 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:58 WrapperNode [2023-11-19 04:49:58,910 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:49:58,912 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:49:58,912 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:49:58,913 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:49:58,922 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:58" (1/1) ... [2023-11-19 04:49:58,945 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:58" (1/1) ... [2023-11-19 04:49:59,025 INFO L138 Inliner]: procedures = 26, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 260 [2023-11-19 04:49:59,025 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:49:59,026 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:49:59,027 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:49:59,027 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:49:59,039 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:58" (1/1) ... [2023-11-19 04:49:59,040 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:58" (1/1) ... [2023-11-19 04:49:59,060 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:58" (1/1) ... [2023-11-19 04:49:59,060 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:58" (1/1) ... [2023-11-19 04:49:59,100 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:58" (1/1) ... [2023-11-19 04:49:59,106 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:58" (1/1) ... [2023-11-19 04:49:59,123 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:58" (1/1) ... [2023-11-19 04:49:59,128 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:58" (1/1) ... [2023-11-19 04:49:59,136 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:49:59,137 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:49:59,137 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:49:59,137 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:49:59,139 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:58" (1/1) ... [2023-11-19 04:49:59,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:49:59,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:49:59,190 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:49:59,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:49:59,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:49:59,248 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:49:59,248 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:49:59,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:49:59,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:49:59,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:49:59,368 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:49:59,371 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:50:00,096 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:50:00,750 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:50:00,750 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:50:00,758 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:50:00 BoogieIcfgContainer [2023-11-19 04:50:00,758 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:50:00,762 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:50:00,762 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:50:00,766 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:50:00,766 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:49:58" (1/3) ... [2023-11-19 04:50:00,768 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71a69728 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:50:00, skipping insertion in model container [2023-11-19 04:50:00,769 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:49:58" (2/3) ... [2023-11-19 04:50:00,772 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71a69728 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:50:00, skipping insertion in model container [2023-11-19 04:50:00,772 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:50:00" (3/3) ... [2023-11-19 04:50:00,773 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-99.i [2023-11-19 04:50:00,798 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:50:00,798 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:50:00,869 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:50:00,877 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;@473e6a22, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:50:00,877 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:50:00,883 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-19 04:50:00,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-19 04:50:00,901 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:50:00,902 INFO L195 NwaCegarLoop]: trace histogram [35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:50:00,903 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:50:00,909 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:50:00,910 INFO L85 PathProgramCache]: Analyzing trace with hash -669006856, now seen corresponding path program 1 times [2023-11-19 04:50:00,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:50:00,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360557805] [2023-11-19 04:50:00,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:50:00,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:50:01,254 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 04:50:01,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [676987875] [2023-11-19 04:50:01,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:50:01,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:50:01,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:50:01,263 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:50:01,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 04:50:01,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:50:01,781 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 04:50:02,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 04:50:02,340 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 04:50:02,344 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 04:50:02,352 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 04:50:02,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:50:02,564 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 04:50:02,570 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 04:50:02,575 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 04:50:02,763 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:50:02 BoogieIcfgContainer [2023-11-19 04:50:02,763 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:50:02,764 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:50:02,764 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:50:02,764 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:50:02,765 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:50:00" (3/4) ... [2023-11-19 04:50:02,768 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 04:50:02,769 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:50:02,771 INFO L158 Benchmark]: Toolchain (without parser) took 4527.86ms. Allocated memory is still 188.7MB. Free memory was 143.9MB in the beginning and 113.8MB in the end (delta: 30.1MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2023-11-19 04:50:02,771 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 121.6MB. Free memory is still 66.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:50:02,772 INFO L158 Benchmark]: CACSL2BoogieTranslator took 665.11ms. Allocated memory is still 188.7MB. Free memory was 143.9MB in the beginning and 127.6MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 04:50:02,773 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.73ms. Allocated memory is still 188.7MB. Free memory was 127.6MB in the beginning and 122.6MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:50:02,780 INFO L158 Benchmark]: Boogie Preprocessor took 109.68ms. Allocated memory is still 188.7MB. Free memory was 122.6MB in the beginning and 120.0MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:50:02,782 INFO L158 Benchmark]: RCFGBuilder took 1621.02ms. Allocated memory is still 188.7MB. Free memory was 120.0MB in the beginning and 102.4MB in the end (delta: 17.6MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-19 04:50:02,783 INFO L158 Benchmark]: TraceAbstraction took 2001.34ms. Allocated memory is still 188.7MB. Free memory was 101.6MB in the beginning and 113.8MB in the end (delta: -12.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:50:02,784 INFO L158 Benchmark]: Witness Printer took 5.41ms. Allocated memory is still 188.7MB. Free memory is still 113.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:50:02,795 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 121.6MB. Free memory is still 66.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 665.11ms. Allocated memory is still 188.7MB. Free memory was 143.9MB in the beginning and 127.6MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.73ms. Allocated memory is still 188.7MB. Free memory was 127.6MB in the beginning and 122.6MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 109.68ms. Allocated memory is still 188.7MB. Free memory was 122.6MB in the beginning and 120.0MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1621.02ms. Allocated memory is still 188.7MB. Free memory was 120.0MB in the beginning and 102.4MB in the end (delta: 17.6MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2001.34ms. Allocated memory is still 188.7MB. Free memory was 101.6MB in the beginning and 113.8MB in the end (delta: -12.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.41ms. Allocated memory is still 188.7MB. Free memory is still 113.8MB. 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 bitwiseOr at line 100, overapproximation of shiftRight at line 104, overapproximation of someBinaryArithmeticDOUBLEoperation at line 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 90. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 0; [L25] unsigned char var_1_4 = 0; [L26] unsigned char var_1_5 = 0; [L27] signed long int var_1_6 = 25; [L28] double var_1_10 = 99999999999.25; [L29] double var_1_11 = 255.25; [L30] double var_1_12 = 1.125; [L31] unsigned char var_1_13 = 2; [L32] unsigned char var_1_14 = 5; [L33] unsigned char var_1_15 = 32; [L34] unsigned char var_1_16 = 4; [L35] unsigned char var_1_17 = 2; [L36] signed char var_1_18 = 4; [L37] signed char var_1_19 = 16; [L38] signed char var_1_20 = 32; [L39] signed char var_1_21 = 25; [L40] signed char var_1_22 = 1; [L41] signed char var_1_23 = 100; [L42] double var_1_24 = 3.125; [L43] double var_1_25 = 0.0; [L44] unsigned short int var_1_26 = 32; [L45] unsigned short int var_1_27 = 36217; [L46] unsigned char var_1_28 = 2; [L47] signed long int var_1_29 = -25; [L48] signed char var_1_31 = 4; [L49] signed char var_1_34 = 64; [L50] signed short int var_1_35 = -5; [L51] signed short int var_1_36 = 64; [L52] signed char var_1_37 = -5; [L53] unsigned char var_1_39 = 1; [L54] unsigned char var_1_40 = 1; [L55] signed char var_1_41 = -32; [L56] unsigned short int var_1_42 = 10; [L57] unsigned long int var_1_44 = 10; [L58] unsigned long int var_1_45 = 2602144630; [L59] unsigned long int var_1_46 = 4; [L60] signed long int var_1_47 = 16; [L61] unsigned char var_1_48 = 0; [L62] unsigned char var_1_50 = 50; [L204] isInitial = 1 [L205] FCALL initially() [L206] COND TRUE 1 [L207] FCALL updateLastVariables() [L208] CALL updateVariables() [L142] var_1_2 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L144] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L145] var_1_3 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L147] CALL assume_abort_if_not(var_1_3 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_3 <= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L148] var_1_4 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L150] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L151] var_1_5 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L153] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L154] var_1_11 = __VERIFIER_nondet_double() [L155] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L156] var_1_12 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L158] var_1_14 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L160] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L161] var_1_16 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L163] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L164] var_1_17 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L166] CALL assume_abort_if_not(var_1_17 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_17 <= 127) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L167] var_1_19 = __VERIFIER_nondet_char() [L168] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L169] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L170] var_1_20 = __VERIFIER_nondet_char() [L171] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L172] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L173] var_1_21 = __VERIFIER_nondet_char() [L174] CALL assume_abort_if_not(var_1_21 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_21 >= -63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L175] CALL assume_abort_if_not(var_1_21 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_21 <= 63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L176] var_1_22 = __VERIFIER_nondet_char() [L177] CALL assume_abort_if_not(var_1_22 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_22 >= -1) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L178] CALL assume_abort_if_not(var_1_22 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_22 <= 126) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L179] var_1_23 = __VERIFIER_nondet_char() [L180] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L181] CALL assume_abort_if_not(var_1_23 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_23 <= 126) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L182] var_1_25 = __VERIFIER_nondet_double() [L183] CALL assume_abort_if_not((var_1_25 >= 4611686.018427382800e+12F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=4, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not((var_1_25 >= 4611686.018427382800e+12F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=4, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L184] var_1_27 = __VERIFIER_nondet_ushort() [L185] CALL assume_abort_if_not(var_1_27 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=4, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_27 >= 32767) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=4, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L186] CALL assume_abort_if_not(var_1_27 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=4, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_27 <= 65534) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=4, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=64, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L187] var_1_34 = __VERIFIER_nondet_char() [L188] CALL assume_abort_if_not(var_1_34 >= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=4, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=63, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_34 >= 63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=4, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=63, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L189] CALL assume_abort_if_not(var_1_34 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=4, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=63, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_34 <= 126) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=4, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=63, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L190] var_1_40 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_40 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=4, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=63, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_40 >= 1) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=4, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=63, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L192] CALL assume_abort_if_not(var_1_40 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=4, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=63, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_40 <= 1) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=4, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=63, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2602144630, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L193] var_1_45 = __VERIFIER_nondet_ulong() [L194] CALL assume_abort_if_not(var_1_45 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=4, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=63, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2147483647, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_45 >= 2147483647) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=4, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=63, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2147483647, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L195] CALL assume_abort_if_not(var_1_45 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=4, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=63, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2147483647, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_45 <= 4294967294) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=2, var_1_14=126, var_1_15=32, var_1_16=127, var_1_17=127, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=4, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_29=-25, var_1_2=0, var_1_31=4, var_1_34=63, var_1_35=-5, var_1_36=64, var_1_37=-5, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=-32, var_1_42=10, var_1_44=10, var_1_45=2147483647, var_1_46=4, var_1_47=16, var_1_48=0, var_1_4=0, var_1_50=50, var_1_5=0, var_1_6=25] [L208] RET updateVariables() [L209] CALL step() [L66] COND FALSE !(\read(var_1_2)) [L69] var_1_1 = (var_1_3 || (var_1_4 || var_1_5)) [L71] COND TRUE ! var_1_5 [L72] var_1_15 = (((((var_1_16 + var_1_17)) > (var_1_14)) ? ((var_1_16 + var_1_17)) : (var_1_14))) [L74] var_1_18 = ((((((var_1_19 - var_1_20) + var_1_21)) > ((var_1_22 - var_1_23))) ? (((var_1_19 - var_1_20) + var_1_21)) : ((var_1_22 - var_1_23)))) [L75] COND FALSE !(\read(var_1_1)) [L78] var_1_28 = var_1_16 [L79] var_1_6 = ((var_1_28 - var_1_26) + var_1_26) [L80] COND TRUE var_1_26 < (var_1_6 * var_1_28) [L81] COND FALSE !(\read(var_1_3)) [L89] signed long int stepLocal_0 = - var_1_26; [L90] COND TRUE var_1_12 != var_1_10 [L91] var_1_13 = var_1_14 [L99] signed char stepLocal_1 = var_1_23; [L100] EXPR var_1_20 ^ var_1_28 [L100] COND FALSE !(stepLocal_1 >= (var_1_20 ^ var_1_28)) [L103] var_1_29 = var_1_16 [L104] EXPR var_1_27 >> var_1_28 [L104] COND FALSE !((var_1_27 >> var_1_28) >= var_1_23) [L107] var_1_31 = var_1_20 [L109] var_1_35 = var_1_34 [L110] COND TRUE var_1_17 < (var_1_28 * var_1_28) [L111] COND FALSE !(var_1_34 <= var_1_19) [L114] var_1_36 = var_1_21 [L117] COND FALSE !(\read(var_1_3)) [L120] var_1_37 = ((((var_1_34) < (var_1_21)) ? (var_1_34) : (var_1_21))) [L122] var_1_39 = var_1_40 [L123] COND TRUE \read(var_1_40) [L124] var_1_41 = ((((4) < 0 ) ? -(4) : (4))) [L126] COND TRUE var_1_28 > var_1_14 [L127] var_1_42 = ((((((((var_1_34) < (var_1_27)) ? (var_1_34) : (var_1_27)))) > (((((32) < 0 ) ? -(32) : (32))))) ? (((((var_1_34) < (var_1_27)) ? (var_1_34) : (var_1_27)))) : (((((32) < 0 ) ? -(32) : (32)))))) [L131] COND TRUE var_1_20 <= var_1_34 [L132] var_1_44 = (((((((var_1_45 - var_1_34) < 0 ) ? -(var_1_45 - var_1_34) : (var_1_45 - var_1_34))) < 0 ) ? -((((var_1_45 - var_1_34) < 0 ) ? -(var_1_45 - var_1_34) : (var_1_45 - var_1_34))) : ((((var_1_45 - var_1_34) < 0 ) ? -(var_1_45 - var_1_34) : (var_1_45 - var_1_34))))) [L134] COND FALSE !(var_1_16 < var_1_28) [L137] var_1_47 = var_1_6 [L138] var_1_48 = var_1_4 [L139] var_1_50 = var_1_34 [L209] RET step() [L210] CALL, EXPR property() [L200] EXPR ((((((var_1_2 ? (var_1_1 == ((unsigned char) (var_1_3 || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 || (var_1_4 || var_1_5))))) && (var_1_6 == ((signed long int) ((var_1_28 - var_1_26) + var_1_26)))) && ((var_1_26 < (var_1_6 * var_1_28)) ? (var_1_3 ? ((var_1_26 <= var_1_6) ? (var_1_10 == ((double) (var_1_11 - var_1_12))) : 1) : 1) : (var_1_10 == ((double) var_1_12)))) && ((var_1_12 != var_1_10) ? (var_1_13 == ((unsigned char) var_1_14)) : (((- var_1_26) > var_1_14) ? (var_1_13 == ((unsigned char) var_1_14)) : (var_1_13 == ((unsigned char) 25))))) && ((! var_1_5) ? (var_1_15 == ((unsigned char) (((((var_1_16 + var_1_17)) > (var_1_14)) ? ((var_1_16 + var_1_17)) : (var_1_14))))) : 1)) && (var_1_18 == ((signed char) ((((((var_1_19 - var_1_20) + var_1_21)) > ((var_1_22 - var_1_23))) ? (((var_1_19 - var_1_20) + var_1_21)) : ((var_1_22 - var_1_23))))))) && ((var_1_23 >= (var_1_20 ^ var_1_28)) ? (var_1_24 == ((double) ((((((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) > (((var_1_25 - 25.5) - 127.125))) ? (((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) : (((var_1_25 - 25.5) - 127.125)))))) : 1) [L200-L201] return ((((((((var_1_2 ? (var_1_1 == ((unsigned char) (var_1_3 || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 || (var_1_4 || var_1_5))))) && (var_1_6 == ((signed long int) ((var_1_28 - var_1_26) + var_1_26)))) && ((var_1_26 < (var_1_6 * var_1_28)) ? (var_1_3 ? ((var_1_26 <= var_1_6) ? (var_1_10 == ((double) (var_1_11 - var_1_12))) : 1) : 1) : (var_1_10 == ((double) var_1_12)))) && ((var_1_12 != var_1_10) ? (var_1_13 == ((unsigned char) var_1_14)) : (((- var_1_26) > var_1_14) ? (var_1_13 == ((unsigned char) var_1_14)) : (var_1_13 == ((unsigned char) 25))))) && ((! var_1_5) ? (var_1_15 == ((unsigned char) (((((var_1_16 + var_1_17)) > (var_1_14)) ? ((var_1_16 + var_1_17)) : (var_1_14))))) : 1)) && (var_1_18 == ((signed char) ((((((var_1_19 - var_1_20) + var_1_21)) > ((var_1_22 - var_1_23))) ? (((var_1_19 - var_1_20) + var_1_21)) : ((var_1_22 - var_1_23))))))) && ((var_1_23 >= (var_1_20 ^ var_1_28)) ? (var_1_24 == ((double) ((((((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) > (((var_1_25 - 25.5) - 127.125))) ? (((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) : (((var_1_25 - 25.5) - 127.125)))))) : 1)) && (var_1_1 ? (var_1_26 == ((unsigned short int) ((((((((var_1_18) < (var_1_14)) ? (var_1_18) : (var_1_14)))) < ((var_1_27 - var_1_17))) ? (((((var_1_18) < (var_1_14)) ? (var_1_18) : (var_1_14)))) : ((var_1_27 - var_1_17)))))) : 1)) && (var_1_28 == ((unsigned char) var_1_16)) ; [L210] RET, EXPR property() [L210] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=126, var_1_14=126, var_1_15=254, var_1_16=127, var_1_17=127, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=4, var_1_26=32, var_1_27=32767, var_1_28=127, var_1_29=127, var_1_2=0, var_1_31=63, var_1_34=63, var_1_35=63, var_1_36=63, var_1_37=63, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=4, var_1_42=63, var_1_44=2147483584, var_1_45=2147483647, var_1_46=4, var_1_47=127, var_1_48=0, var_1_4=0, var_1_50=63, var_1_5=0, var_1_6=127] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=399999999997/4, var_1_11=2, var_1_12=3, var_1_13=126, var_1_14=126, var_1_15=254, var_1_16=127, var_1_17=127, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=63, var_1_21=63, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=4, var_1_26=32, var_1_27=32767, var_1_28=127, var_1_29=127, var_1_2=0, var_1_31=63, var_1_34=63, var_1_35=63, var_1_36=63, var_1_37=63, var_1_39=1, var_1_3=0, var_1_40=1, var_1_41=4, var_1_42=63, var_1_44=2147483584, var_1_45=2147483647, var_1_46=4, var_1_47=127, var_1_48=0, var_1_4=0, var_1_50=63, var_1_5=0, var_1_6=127] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 1, TraceHistogramMax: 35, 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: 0.2s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 128 NumberOfCodeBlocks, 128 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 04:50:02,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-99.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f0d55d7e0a9a70a63c84f9d58c88aea903deb3ecbd160c4053bddb643db8177f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:50:05,961 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:50:06,112 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 04:50:06,123 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:50:06,125 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:50:06,186 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:50:06,187 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:50:06,188 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:50:06,190 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:50:06,196 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:50:06,197 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:50:06,198 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:50:06,199 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:50:06,201 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:50:06,202 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:50:06,203 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:50:06,204 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:50:06,205 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:50:06,206 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:50:06,208 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:50:06,209 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:50:06,210 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:50:06,211 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:50:06,211 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:50:06,212 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:50:06,213 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:50:06,214 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:50:06,214 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:50:06,215 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:50:06,216 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:50:06,218 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:50:06,219 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:50:06,219 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:50:06,220 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:50:06,220 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:50:06,221 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:50:06,221 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:50:06,222 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:50:06,222 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:50:06,224 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:50:06,224 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:50:06,225 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:50:06,225 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_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0d55d7e0a9a70a63c84f9d58c88aea903deb3ecbd160c4053bddb643db8177f [2023-11-19 04:50:06,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:50:06,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:50:06,776 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:50:06,778 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:50:06,779 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:50:06,784 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-99.i [2023-11-19 04:50:10,405 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:50:10,754 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:50:10,755 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-99.i [2023-11-19 04:50:10,769 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/data/6855f9e18/b10b9c7fcfa442feab80ee1e72ba6d63/FLAGb2bafc1dc [2023-11-19 04:50:10,788 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/data/6855f9e18/b10b9c7fcfa442feab80ee1e72ba6d63 [2023-11-19 04:50:10,791 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:50:10,793 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:50:10,795 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:50:10,795 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:50:10,802 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:50:10,803 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:50:10" (1/1) ... [2023-11-19 04:50:10,805 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5829a7c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:10, skipping insertion in model container [2023-11-19 04:50:10,805 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:50:10" (1/1) ... [2023-11-19 04:50:10,851 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:50:11,065 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_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-99.i[919,932] [2023-11-19 04:50:11,235 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:50:11,259 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:50:11,275 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_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-99.i[919,932] [2023-11-19 04:50:11,326 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:50:11,351 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:50:11,352 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:11 WrapperNode [2023-11-19 04:50:11,352 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:50:11,353 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:50:11,354 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:50:11,354 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:50:11,363 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:11" (1/1) ... [2023-11-19 04:50:11,384 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:11" (1/1) ... [2023-11-19 04:50:11,433 INFO L138 Inliner]: procedures = 27, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 216 [2023-11-19 04:50:11,434 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:50:11,435 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:50:11,435 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:50:11,451 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:50:11,462 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:11" (1/1) ... [2023-11-19 04:50:11,463 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:11" (1/1) ... [2023-11-19 04:50:11,470 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:11" (1/1) ... [2023-11-19 04:50:11,471 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:11" (1/1) ... [2023-11-19 04:50:11,490 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:11" (1/1) ... [2023-11-19 04:50:11,495 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:11" (1/1) ... [2023-11-19 04:50:11,500 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:11" (1/1) ... [2023-11-19 04:50:11,504 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:11" (1/1) ... [2023-11-19 04:50:11,511 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:50:11,513 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:50:11,513 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:50:11,513 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:50:11,514 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:11" (1/1) ... [2023-11-19 04:50:11,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:50:11,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:50:11,579 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:50:11,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:50:11,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:50:11,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:50:11,626 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:50:11,626 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:50:11,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:50:11,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:50:11,755 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:50:11,758 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:50:14,654 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:50:14,666 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:50:14,675 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:50:14,681 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:50:14 BoogieIcfgContainer [2023-11-19 04:50:14,683 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:50:14,705 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:50:14,706 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:50:14,712 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:50:14,712 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:50:10" (1/3) ... [2023-11-19 04:50:14,713 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@155eebeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:50:14, skipping insertion in model container [2023-11-19 04:50:14,714 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:50:11" (2/3) ... [2023-11-19 04:50:14,714 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@155eebeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:50:14, skipping insertion in model container [2023-11-19 04:50:14,715 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:50:14" (3/3) ... [2023-11-19 04:50:14,717 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-99.i [2023-11-19 04:50:14,738 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:50:14,738 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 04:50:14,806 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:50:14,815 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;@7b103f67, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:50:14,816 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 04:50:14,822 INFO L276 IsEmpty]: Start isEmpty. Operand has 98 states, 60 states have (on average 1.3666666666666667) internal successors, (82), 61 states have internal predecessors, (82), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-19 04:50:14,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-11-19 04:50:14,857 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:50:14,858 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:50:14,859 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:50:14,866 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:50:14,867 INFO L85 PathProgramCache]: Analyzing trace with hash 1711955349, now seen corresponding path program 1 times [2023-11-19 04:50:14,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:50:14,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [80817662] [2023-11-19 04:50:14,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:50:14,889 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:50:14,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:50:14,893 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:50:14,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 04:50:15,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:50:15,604 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:50:15,625 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:50:15,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 824 proven. 0 refuted. 0 times theorem prover too weak. 1556 trivial. 0 not checked. [2023-11-19 04:50:15,713 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 04:50:15,714 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:50:15,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [80817662] [2023-11-19 04:50:15,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [80817662] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:50:15,716 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:50:15,716 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 04:50:15,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173714662] [2023-11-19 04:50:15,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:50:15,727 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 04:50:15,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:50:15,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 04:50:15,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:50:15,769 INFO L87 Difference]: Start difference. First operand has 98 states, 60 states have (on average 1.3666666666666667) internal successors, (82), 61 states have internal predecessors, (82), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-19 04:50:15,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:50:15,844 INFO L93 Difference]: Finished difference Result 189 states and 333 transitions. [2023-11-19 04:50:15,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 04:50:15,848 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 224 [2023-11-19 04:50:15,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:50:15,859 INFO L225 Difference]: With dead ends: 189 [2023-11-19 04:50:15,859 INFO L226 Difference]: Without dead ends: 94 [2023-11-19 04:50:15,865 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 223 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 04:50:15,870 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 145 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 04:50:15,872 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 04:50:15,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2023-11-19 04:50:15,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2023-11-19 04:50:15,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 57 states have (on average 1.3157894736842106) internal successors, (75), 57 states have internal predecessors, (75), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-19 04:50:15,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 145 transitions. [2023-11-19 04:50:15,943 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 145 transitions. Word has length 224 [2023-11-19 04:50:15,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:50:15,944 INFO L495 AbstractCegarLoop]: Abstraction has 94 states and 145 transitions. [2023-11-19 04:50:15,944 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-19 04:50:15,945 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 145 transitions. [2023-11-19 04:50:15,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-11-19 04:50:15,964 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:50:15,964 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:50:15,983 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 04:50:16,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:50:16,166 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:50:16,166 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:50:16,167 INFO L85 PathProgramCache]: Analyzing trace with hash -317513957, now seen corresponding path program 1 times [2023-11-19 04:50:16,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:50:16,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1923818560] [2023-11-19 04:50:16,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:50:16,169 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:50:16,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:50:16,171 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:50:16,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 04:50:16,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:50:16,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:50:16,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:50:17,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 804 proven. 81 refuted. 0 times theorem prover too weak. 1495 trivial. 0 not checked. [2023-11-19 04:50:17,877 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:50:18,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 21 proven. 81 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-11-19 04:50:18,476 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:50:18,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1923818560] [2023-11-19 04:50:18,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1923818560] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:50:18,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1185990699] [2023-11-19 04:50:18,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:50:18,477 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:50:18,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:50:18,483 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:50:18,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 04:50:19,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:50:19,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 04:50:19,598 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:50:20,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 412 proven. 93 refuted. 0 times theorem prover too weak. 1875 trivial. 0 not checked. [2023-11-19 04:50:20,696 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:50:21,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 9 proven. 93 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-11-19 04:50:21,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1185990699] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:50:21,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [331358410] [2023-11-19 04:50:21,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:50:21,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:50:21,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:50:21,425 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:50:21,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-19 04:50:21,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:50:21,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:50:21,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:50:22,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 804 proven. 81 refuted. 0 times theorem prover too weak. 1495 trivial. 0 not checked. [2023-11-19 04:50:22,620 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:50:23,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 21 proven. 81 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-11-19 04:50:23,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [331358410] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:50:23,143 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-19 04:50:23,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 10 [2023-11-19 04:50:23,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272912915] [2023-11-19 04:50:23,145 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-19 04:50:23,154 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-19 04:50:23,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:50:23,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-19 04:50:23,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2023-11-19 04:50:23,164 INFO L87 Difference]: Start difference. First operand 94 states and 145 transitions. Second operand has 10 states, 10 states have (on average 10.0) internal successors, (100), 10 states have internal predecessors, (100), 3 states have call successors, (124), 3 states have call predecessors, (124), 6 states have return successors, (127), 3 states have call predecessors, (127), 3 states have call successors, (127) [2023-11-19 04:50:25,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:50:25,362 INFO L93 Difference]: Finished difference Result 198 states and 297 transitions. [2023-11-19 04:50:25,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-19 04:50:25,387 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.0) internal successors, (100), 10 states have internal predecessors, (100), 3 states have call successors, (124), 3 states have call predecessors, (124), 6 states have return successors, (127), 3 states have call predecessors, (127), 3 states have call successors, (127) Word has length 224 [2023-11-19 04:50:25,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:50:25,391 INFO L225 Difference]: With dead ends: 198 [2023-11-19 04:50:25,391 INFO L226 Difference]: Without dead ends: 107 [2023-11-19 04:50:25,393 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1349 GetRequests, 1328 SyntacticMatches, 3 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=132, Invalid=248, Unknown=0, NotChecked=0, Total=380 [2023-11-19 04:50:25,395 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 145 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 219 SdHoareTripleChecker+Invalid, 241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-11-19 04:50:25,395 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 219 Invalid, 241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 205 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-11-19 04:50:25,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2023-11-19 04:50:25,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 101. [2023-11-19 04:50:25,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 62 states have (on average 1.2258064516129032) internal successors, (76), 62 states have internal predecessors, (76), 35 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-19 04:50:25,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 146 transitions. [2023-11-19 04:50:25,420 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 146 transitions. Word has length 224 [2023-11-19 04:50:25,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:50:25,421 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 146 transitions. [2023-11-19 04:50:25,422 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.0) internal successors, (100), 10 states have internal predecessors, (100), 3 states have call successors, (124), 3 states have call predecessors, (124), 6 states have return successors, (127), 3 states have call predecessors, (127), 3 states have call successors, (127) [2023-11-19 04:50:25,422 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 146 transitions. [2023-11-19 04:50:25,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-11-19 04:50:25,427 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:50:25,427 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:50:25,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-19 04:50:25,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-19 04:50:25,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-19 04:50:26,035 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:50:26,036 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:50:26,036 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:50:26,036 INFO L85 PathProgramCache]: Analyzing trace with hash 517564127, now seen corresponding path program 1 times [2023-11-19 04:50:26,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:50:26,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1948703275] [2023-11-19 04:50:26,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:50:26,038 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:50:26,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:50:26,039 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:50:26,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-19 04:50:26,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:50:26,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:50:26,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:50:28,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 563 proven. 177 refuted. 0 times theorem prover too weak. 1640 trivial. 0 not checked. [2023-11-19 04:50:28,515 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:50:29,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 21 proven. 180 refuted. 0 times theorem prover too weak. 2179 trivial. 0 not checked. [2023-11-19 04:50:29,744 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:50:29,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1948703275] [2023-11-19 04:50:29,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1948703275] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:50:29,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [711729614] [2023-11-19 04:50:29,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:50:29,746 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:50:29,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:50:29,749 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:50:29,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-19 04:50:30,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:50:30,788 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:50:30,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:50:31,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 624 proven. 87 refuted. 0 times theorem prover too weak. 1669 trivial. 0 not checked. [2023-11-19 04:50:31,963 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:50:32,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 15 proven. 87 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-11-19 04:50:32,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [711729614] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:50:32,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1372749878] [2023-11-19 04:50:32,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:50:32,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:50:32,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:50:32,723 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:50:32,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-19 04:50:32,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:50:32,992 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:50:32,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:50:34,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 624 proven. 87 refuted. 0 times theorem prover too weak. 1669 trivial. 0 not checked. [2023-11-19 04:50:34,028 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:50:34,580 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 15 proven. 87 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-11-19 04:50:34,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1372749878] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:50:34,580 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-19 04:50:34,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 7, 7, 7, 7] total 19 [2023-11-19 04:50:34,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386185057] [2023-11-19 04:50:34,581 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-19 04:50:34,596 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-11-19 04:50:34,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 04:50:34,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-11-19 04:50:34,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2023-11-19 04:50:34,600 INFO L87 Difference]: Start difference. First operand 101 states and 146 transitions. Second operand has 19 states, 19 states have (on average 5.947368421052632) internal successors, (113), 19 states have internal predecessors, (113), 4 states have call successors, (126), 4 states have call predecessors, (126), 9 states have return successors, (129), 4 states have call predecessors, (129), 4 states have call successors, (129) [2023-11-19 04:50:38,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:50:40,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:50:40,368 INFO L93 Difference]: Finished difference Result 321 states and 454 transitions. [2023-11-19 04:50:40,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-11-19 04:50:40,369 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 5.947368421052632) internal successors, (113), 19 states have internal predecessors, (113), 4 states have call successors, (126), 4 states have call predecessors, (126), 9 states have return successors, (129), 4 states have call predecessors, (129), 4 states have call successors, (129) Word has length 224 [2023-11-19 04:50:40,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:50:40,374 INFO L225 Difference]: With dead ends: 321 [2023-11-19 04:50:40,374 INFO L226 Difference]: Without dead ends: 223 [2023-11-19 04:50:40,377 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1358 GetRequests, 1319 SyntacticMatches, 3 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 305 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=386, Invalid=1020, Unknown=0, NotChecked=0, Total=1406 [2023-11-19 04:50:40,378 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 428 mSDsluCounter, 451 mSDsCounter, 0 mSdLazyCounter, 772 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 432 SdHoareTripleChecker+Valid, 604 SdHoareTripleChecker+Invalid, 938 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 772 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2023-11-19 04:50:40,379 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [432 Valid, 604 Invalid, 938 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 772 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2023-11-19 04:50:40,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2023-11-19 04:50:40,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 108. [2023-11-19 04:50:40,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 68 states have (on average 1.2058823529411764) internal successors, (82), 68 states have internal predecessors, (82), 35 states have call successors, (35), 4 states have call predecessors, (35), 4 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-19 04:50:40,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 152 transitions. [2023-11-19 04:50:40,413 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 152 transitions. Word has length 224 [2023-11-19 04:50:40,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:50:40,414 INFO L495 AbstractCegarLoop]: Abstraction has 108 states and 152 transitions. [2023-11-19 04:50:40,415 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 5.947368421052632) internal successors, (113), 19 states have internal predecessors, (113), 4 states have call successors, (126), 4 states have call predecessors, (126), 9 states have return successors, (129), 4 states have call predecessors, (129), 4 states have call successors, (129) [2023-11-19 04:50:40,415 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 152 transitions. [2023-11-19 04:50:40,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-11-19 04:50:40,419 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:50:40,419 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:50:40,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-11-19 04:50:40,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-19 04:50:40,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-11-19 04:50:41,027 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:50:41,028 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 04:50:41,028 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:50:41,028 INFO L85 PathProgramCache]: Analyzing trace with hash 736418845, now seen corresponding path program 1 times [2023-11-19 04:50:41,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 04:50:41,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [792712998] [2023-11-19 04:50:41,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:50:41,030 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 04:50:41,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 04:50:41,031 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 04:50:41,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-11-19 04:50:41,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:50:41,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:50:41,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:50:44,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 27 proven. 1000 refuted. 0 times theorem prover too weak. 1353 trivial. 0 not checked. [2023-11-19 04:50:44,321 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:50:45,264 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 27 proven. 75 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-11-19 04:50:45,265 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 04:50:45,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [792712998] [2023-11-19 04:50:45,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [792712998] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:50:45,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [89954889] [2023-11-19 04:50:45,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:50:45,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 04:50:45,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 04:50:45,269 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 04:50:45,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1abdfb05-3a15-4c9e-b450-9aa8c5c235cc/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process