./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-91.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-91.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX --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 77906f3c36d47c29589949ddde6def228c41722481cef878b3cd5464c327b749 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:12:34,024 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:12:34,161 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:12:34,170 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:12:34,171 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:12:34,210 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:12:34,211 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:12:34,212 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:12:34,213 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:12:34,220 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:12:34,220 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:12:34,221 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:12:34,221 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:12:34,223 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:12:34,224 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:12:34,224 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:12:34,225 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:12:34,225 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:12:34,226 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:12:34,226 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:12:34,226 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:12:34,227 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:12:34,228 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:12:34,229 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:12:34,229 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:12:34,229 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:12:34,230 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:12:34,230 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:12:34,231 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:12:34,231 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:12:34,232 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:12:34,233 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:12:34,233 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:12:34,233 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:12:34,233 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:12:34,234 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:12:34,234 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:12:34,234 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:12:34,234 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:12:34,235 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:12:34,235 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:12:34,235 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:12:34,236 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:12:34,236 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:12:34,236 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:12:34,236 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_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77906f3c36d47c29589949ddde6def228c41722481cef878b3cd5464c327b749 [2023-11-12 00:12:34,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:12:34,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:12:34,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:12:34,559 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:12:34,559 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:12:34,562 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-91.i [2023-11-12 00:12:37,822 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:12:38,115 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:12:38,115 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-91.i [2023-11-12 00:12:38,127 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/data/59a2ff955/af52223d9fcd44fa9bd5fee0c0dbbc1d/FLAG5ea4d1efa [2023-11-12 00:12:38,142 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/data/59a2ff955/af52223d9fcd44fa9bd5fee0c0dbbc1d [2023-11-12 00:12:38,145 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:12:38,147 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:12:38,149 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:12:38,149 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:12:38,155 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:12:38,156 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:12:38" (1/1) ... [2023-11-12 00:12:38,157 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5635fc80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:38, skipping insertion in model container [2023-11-12 00:12:38,157 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:12:38" (1/1) ... [2023-11-12 00:12:38,195 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:12:38,361 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_5c5b1b13-20b5-414d-9284-2d08c2d37137/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-91.i[917,930] [2023-11-12 00:12:38,447 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:12:38,469 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:12:38,482 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_5c5b1b13-20b5-414d-9284-2d08c2d37137/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-91.i[917,930] [2023-11-12 00:12:38,516 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:12:38,543 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:12:38,543 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:38 WrapperNode [2023-11-12 00:12:38,544 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:12:38,545 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:12:38,545 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:12:38,545 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:12:38,553 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:38" (1/1) ... [2023-11-12 00:12:38,584 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:38" (1/1) ... [2023-11-12 00:12:38,627 INFO L138 Inliner]: procedures = 26, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2023-11-12 00:12:38,628 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:12:38,641 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:12:38,641 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:12:38,641 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:12:38,651 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:38" (1/1) ... [2023-11-12 00:12:38,651 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:38" (1/1) ... [2023-11-12 00:12:38,658 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:38" (1/1) ... [2023-11-12 00:12:38,658 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:38" (1/1) ... [2023-11-12 00:12:38,668 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:38" (1/1) ... [2023-11-12 00:12:38,687 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:38" (1/1) ... [2023-11-12 00:12:38,689 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:38" (1/1) ... [2023-11-12 00:12:38,691 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:38" (1/1) ... [2023-11-12 00:12:38,694 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:12:38,695 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:12:38,695 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:12:38,696 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:12:38,696 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:38" (1/1) ... [2023-11-12 00:12:38,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:12:38,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:12:38,732 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:12:38,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:12:38,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:12:38,781 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:12:38,781 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:12:38,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:12:38,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:12:38,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:12:38,914 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:12:38,916 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:12:39,322 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:12:39,589 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:12:39,589 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:12:39,592 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:12:39 BoogieIcfgContainer [2023-11-12 00:12:39,592 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:12:39,596 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:12:39,596 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:12:39,600 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:12:39,600 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:12:38" (1/3) ... [2023-11-12 00:12:39,601 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26ae6326 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:12:39, skipping insertion in model container [2023-11-12 00:12:39,602 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:38" (2/3) ... [2023-11-12 00:12:39,604 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26ae6326 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:12:39, skipping insertion in model container [2023-11-12 00:12:39,604 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:12:39" (3/3) ... [2023-11-12 00:12:39,606 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-91.i [2023-11-12 00:12:39,630 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:12:39,630 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:12:39,679 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:12:39,687 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;@6581cf61, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:12:39,687 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:12:39,691 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-12 00:12:39,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-12 00:12:39,707 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:12:39,708 INFO L195 NwaCegarLoop]: trace histogram [34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:12:39,708 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:12:39,714 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:12:39,714 INFO L85 PathProgramCache]: Analyzing trace with hash -1790950261, now seen corresponding path program 1 times [2023-11-12 00:12:39,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:12:39,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033222998] [2023-11-12 00:12:39,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:12:39,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:12:39,997 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:12:39,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1984749357] [2023-11-12 00:12:39,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:12:39,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:12:39,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:12:40,002 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:12:40,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:12:40,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:12:40,247 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:12:40,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:12:40,481 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:12:40,483 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:12:40,484 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:12:40,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:12:40,694 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:12:40,698 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:12:40,704 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:12:40,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:12:40 BoogieIcfgContainer [2023-11-12 00:12:40,892 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:12:40,893 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:12:40,893 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:12:40,893 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:12:40,894 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:12:39" (3/4) ... [2023-11-12 00:12:40,896 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:12:40,898 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:12:40,900 INFO L158 Benchmark]: Toolchain (without parser) took 2752.44ms. Allocated memory is still 178.3MB. Free memory was 141.0MB in the beginning and 82.3MB in the end (delta: 58.7MB). Peak memory consumption was 60.2MB. Max. memory is 16.1GB. [2023-11-12 00:12:40,900 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 119.5MB. Free memory is still 64.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:12:40,901 INFO L158 Benchmark]: CACSL2BoogieTranslator took 395.39ms. Allocated memory is still 178.3MB. Free memory was 141.0MB in the beginning and 126.8MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:12:40,902 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.17ms. Allocated memory is still 178.3MB. Free memory was 126.8MB in the beginning and 124.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:12:40,908 INFO L158 Benchmark]: Boogie Preprocessor took 53.86ms. Allocated memory is still 178.3MB. Free memory was 124.2MB in the beginning and 122.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:12:40,909 INFO L158 Benchmark]: RCFGBuilder took 897.33ms. Allocated memory is still 178.3MB. Free memory was 122.1MB in the beginning and 135.9MB in the end (delta: -13.8MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2023-11-12 00:12:40,910 INFO L158 Benchmark]: TraceAbstraction took 1296.51ms. Allocated memory is still 178.3MB. Free memory was 135.1MB in the beginning and 82.6MB in the end (delta: 52.5MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-11-12 00:12:40,911 INFO L158 Benchmark]: Witness Printer took 5.73ms. Allocated memory is still 178.3MB. Free memory was 82.6MB in the beginning and 82.3MB in the end (delta: 363.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:12:40,919 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 119.5MB. Free memory is still 64.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 395.39ms. Allocated memory is still 178.3MB. Free memory was 141.0MB in the beginning and 126.8MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.17ms. Allocated memory is still 178.3MB. Free memory was 126.8MB in the beginning and 124.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.86ms. Allocated memory is still 178.3MB. Free memory was 124.2MB in the beginning and 122.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 897.33ms. Allocated memory is still 178.3MB. Free memory was 122.1MB in the beginning and 135.9MB in the end (delta: -13.8MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1296.51ms. Allocated memory is still 178.3MB. Free memory was 135.1MB in the beginning and 82.6MB in the end (delta: 52.5MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Witness Printer took 5.73ms. Allocated memory is still 178.3MB. Free memory was 82.6MB in the beginning and 82.3MB in the end (delta: 363.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 84, overapproximation of someBinaryArithmeticFLOAToperation at line 84. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -64; [L23] signed char var_1_2 = -128; [L24] signed char var_1_3 = -8; [L25] signed char var_1_4 = 4; [L26] signed short int var_1_5 = 8; [L27] signed short int var_1_6 = 8; [L28] signed short int var_1_7 = 5; [L29] signed short int var_1_8 = 0; [L30] signed char var_1_9 = 5; [L31] unsigned char var_1_10 = 0; [L32] signed char var_1_11 = 16; [L33] signed short int var_1_12 = 25; [L34] signed short int var_1_13 = 64; [L35] signed long int var_1_14 = -64; [L36] unsigned char var_1_15 = 1; [L37] unsigned char var_1_16 = 16; [L38] float var_1_17 = 1.2; [L39] float var_1_18 = 5.8; [L40] float var_1_19 = 10.25; [L41] float var_1_20 = 2.5; [L42] signed short int var_1_21 = 200; [L43] unsigned char var_1_22 = 1; [L44] unsigned char var_1_23 = 1; [L45] unsigned char var_1_24 = 1; [L46] unsigned char var_1_25 = 0; [L47] signed char var_1_26 = -5; [L157] isInitial = 1 [L158] FCALL initially() [L159] COND TRUE 1 [L160] FCALL updateLastVariables() [L161] CALL updateVariables() [L97] var_1_2 = __VERIFIER_nondet_char() [L98] CALL assume_abort_if_not(var_1_2 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-8, var_1_4=4, var_1_5=8, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_2 >= -128) VAL [isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-8, var_1_4=4, var_1_5=8, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L99] CALL assume_abort_if_not(var_1_2 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-8, var_1_4=4, var_1_5=8, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_2 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-8, var_1_4=4, var_1_5=8, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L100] var_1_3 = __VERIFIER_nondet_char() [L101] CALL assume_abort_if_not(var_1_3 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=4, var_1_5=8, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_3 >= -128) VAL [isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=4, var_1_5=8, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L102] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=4, var_1_5=8, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=4, var_1_5=8, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L103] var_1_4 = __VERIFIER_nondet_char() [L104] CALL assume_abort_if_not(var_1_4 >= -128) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=8, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_4 >= -128) VAL [isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=8, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L105] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=8, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=8, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L106] var_1_5 = __VERIFIER_nondet_short() [L107] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L108] CALL assume_abort_if_not(var_1_5 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_5 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=8, var_1_7=5, var_1_8=0, var_1_9=5] [L109] var_1_6 = __VERIFIER_nondet_short() [L110] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=5, var_1_8=0, var_1_9=5] [L111] CALL assume_abort_if_not(var_1_6 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=5, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_6 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=5, var_1_8=0, var_1_9=5] [L112] var_1_7 = __VERIFIER_nondet_short() [L113] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L114] CALL assume_abort_if_not(var_1_7 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_7 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=0, var_1_9=5] [L115] var_1_8 = __VERIFIER_nondet_short() [L116] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L117] CALL assume_abort_if_not(var_1_8 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_8 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L118] var_1_10 = __VERIFIER_nondet_uchar() [L119] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L120] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=16, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L121] var_1_11 = __VERIFIER_nondet_char() [L122] CALL assume_abort_if_not(var_1_11 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_11 >= -127) VAL [isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L123] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=25, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L124] var_1_12 = __VERIFIER_nondet_short() [L125] CALL assume_abort_if_not(var_1_12 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(var_1_12 >= -32768) VAL [isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L126] CALL assume_abort_if_not(var_1_12 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_12 <= 32767) VAL [isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L127] CALL assume_abort_if_not(var_1_12 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_12 != 0) VAL [isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=-64, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L128] var_1_14 = __VERIFIER_nondet_long() [L129] CALL assume_abort_if_not(var_1_14 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=1942961393, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_14 >= -2147483648) VAL [isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=1942961393, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L130] CALL assume_abort_if_not(var_1_14 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=1942961393, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_14 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=1942961393, var_1_15=1, var_1_16=16, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L131] var_1_16 = __VERIFIER_nondet_uchar() [L132] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=1942961393, var_1_15=1, var_1_16=254, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=1942961393, var_1_15=1, var_1_16=254, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L133] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=1942961393, var_1_15=1, var_1_16=254, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=1942961393, var_1_15=1, var_1_16=254, var_1_17=6/5, var_1_18=29/5, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L134] var_1_18 = __VERIFIER_nondet_float() [L135] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=1942961393, var_1_15=1, var_1_16=254, var_1_17=6/5, var_1_18=2, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=1942961393, var_1_15=1, var_1_16=254, var_1_17=6/5, var_1_18=2, var_1_19=41/4, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L136] var_1_19 = __VERIFIER_nondet_float() [L137] CALL assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=1942961393, var_1_15=1, var_1_16=254, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not((var_1_19 >= 0.0F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=1942961393, var_1_15=1, var_1_16=254, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=5/2, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L138] var_1_20 = __VERIFIER_nondet_float() [L139] CALL assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=1942961393, var_1_15=1, var_1_16=254, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=1942961393, var_1_15=1, var_1_16=254, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L140] var_1_22 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=1942961393, var_1_15=1, var_1_16=254, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=1942961393, var_1_15=1, var_1_16=254, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L142] CALL assume_abort_if_not(var_1_22 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=1942961393, var_1_15=1, var_1_16=254, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_22 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=1942961393, var_1_15=1, var_1_16=254, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L143] var_1_23 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=1942961393, var_1_15=1, var_1_16=254, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=1942961393, var_1_15=1, var_1_16=254, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L145] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=1942961393, var_1_15=1, var_1_16=254, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=1942961393, var_1_15=1, var_1_16=254, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L146] var_1_25 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=1942961393, var_1_15=1, var_1_16=254, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=1942961393, var_1_15=1, var_1_16=254, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L148] CALL assume_abort_if_not(var_1_25 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=1942961393, var_1_15=1, var_1_16=254, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_25 <= 0) VAL [isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=64, var_1_14=1942961393, var_1_15=1, var_1_16=254, var_1_17=6/5, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=200, var_1_22=1, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=-5, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=5] [L161] RET updateVariables() [L162] CALL step() [L51] COND FALSE !(var_1_2 == var_1_3) [L58] signed long int stepLocal_0 = var_1_3 / var_1_12; [L59] COND TRUE \read(var_1_10) [L60] var_1_9 = var_1_11 [L68] signed long int stepLocal_1 = var_1_4 * (var_1_14 % var_1_12); [L69] COND TRUE (- var_1_5) >= stepLocal_1 [L70] var_1_13 = var_1_2 [L72] signed char stepLocal_3 = var_1_2; [L73] signed long int stepLocal_2 = (var_1_6 + var_1_8) - var_1_5; [L74] COND TRUE var_1_11 < stepLocal_3 [L75] COND TRUE var_1_7 == stepLocal_2 [L76] var_1_15 = var_1_16 [L83] COND TRUE var_1_11 < 5 [L84] var_1_17 = ((((var_1_18) > ((var_1_19 - var_1_20))) ? (var_1_18) : ((var_1_19 - var_1_20)))) [L86] COND TRUE \read(var_1_10) [L87] COND TRUE var_1_22 && var_1_23 [L88] var_1_21 = var_1_3 [L93] var_1_24 = var_1_25 [L94] var_1_26 = var_1_11 [L162] RET step() [L163] CALL, EXPR property() [L153-L154] return ((((((((var_1_2 == var_1_3) ? ((var_1_3 <= ((((var_1_2) > (var_1_4)) ? (var_1_2) : (var_1_4)))) ? (var_1_1 == ((signed short int) (var_1_3 + (((((var_1_5 - var_1_6)) < ((var_1_7 - var_1_8))) ? ((var_1_5 - var_1_6)) : ((var_1_7 - var_1_8))))))) : (var_1_1 == ((signed short int) (((((var_1_8 - var_1_6)) < (((var_1_7 - var_1_5) + -256))) ? ((var_1_8 - var_1_6)) : (((var_1_7 - var_1_5) + -256))))))) : 1) && (var_1_10 ? (var_1_9 == ((signed char) var_1_11)) : ((var_1_7 <= (var_1_3 / var_1_12)) ? (var_1_9 == ((signed char) var_1_11)) : (var_1_9 == ((signed char) var_1_11))))) && (((- var_1_5) >= (var_1_4 * (var_1_14 % var_1_12))) ? (var_1_13 == ((signed short int) var_1_2)) : 1)) && ((var_1_11 < var_1_2) ? ((var_1_7 == ((var_1_6 + var_1_8) - var_1_5)) ? (var_1_15 == ((unsigned char) var_1_16)) : (var_1_15 == ((unsigned char) var_1_16))) : (var_1_15 == ((unsigned char) var_1_16)))) && ((var_1_11 < 5) ? (var_1_17 == ((float) ((((var_1_18) > ((var_1_19 - var_1_20))) ? (var_1_18) : ((var_1_19 - var_1_20)))))) : 1)) && (var_1_10 ? ((var_1_22 && var_1_23) ? (var_1_21 == ((signed short int) var_1_3)) : 1) : (var_1_21 == ((signed short int) (var_1_7 - 2))))) && (var_1_24 == ((unsigned char) var_1_25))) && (var_1_26 == ((signed char) var_1_11)) ; [L163] RET, EXPR property() [L163] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=-115, var_1_14=1942961393, var_1_15=254, var_1_16=254, var_1_17=2, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=-114, var_1_22=1, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=-116, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=-116] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1, var_1_11=-116, var_1_12=19, var_1_13=-115, var_1_14=1942961393, var_1_15=254, var_1_16=254, var_1_17=2, var_1_18=2, var_1_19=3, var_1_1=-64, var_1_20=4, var_1_21=-114, var_1_22=1, var_1_23=1, var_1_24=0, var_1_25=0, var_1_26=-116, var_1_2=-115, var_1_3=-114, var_1_4=-128, var_1_5=2304, var_1_6=0, var_1_7=0, var_1_8=2304, var_1_9=-116] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 34, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=61occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 124 NumberOfCodeBlocks, 124 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 [2023-11-12 00:12:40,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-91.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX --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 77906f3c36d47c29589949ddde6def228c41722481cef878b3cd5464c327b749 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:12:43,930 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:12:44,051 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:12:44,060 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:12:44,060 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:12:44,109 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:12:44,110 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:12:44,111 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:12:44,112 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:12:44,117 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:12:44,118 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:12:44,118 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:12:44,119 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:12:44,121 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:12:44,121 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:12:44,122 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:12:44,123 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:12:44,124 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:12:44,124 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:12:44,125 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:12:44,126 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:12:44,126 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:12:44,127 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:12:44,127 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:12:44,128 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:12:44,128 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:12:44,129 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:12:44,129 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:12:44,130 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:12:44,130 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:12:44,132 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:12:44,132 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:12:44,132 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:12:44,133 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:12:44,133 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:12:44,134 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:12:44,134 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:12:44,134 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:12:44,135 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:12:44,136 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:12:44,136 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:12:44,137 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:12:44,137 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_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77906f3c36d47c29589949ddde6def228c41722481cef878b3cd5464c327b749 [2023-11-12 00:12:44,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:12:44,660 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:12:44,664 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:12:44,666 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:12:44,667 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:12:44,668 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-91.i [2023-11-12 00:12:47,871 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:12:48,224 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:12:48,225 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-91.i [2023-11-12 00:12:48,235 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/data/10f7393ec/81ac376898354c60a143e7fa4deed8db/FLAG66a381564 [2023-11-12 00:12:48,251 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/data/10f7393ec/81ac376898354c60a143e7fa4deed8db [2023-11-12 00:12:48,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:12:48,256 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:12:48,258 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:12:48,258 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:12:48,264 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:12:48,265 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:12:48" (1/1) ... [2023-11-12 00:12:48,267 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e4ab61e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:48, skipping insertion in model container [2023-11-12 00:12:48,267 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:12:48" (1/1) ... [2023-11-12 00:12:48,302 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:12:48,487 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_5c5b1b13-20b5-414d-9284-2d08c2d37137/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-91.i[917,930] [2023-11-12 00:12:48,624 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:12:48,650 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:12:48,674 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_5c5b1b13-20b5-414d-9284-2d08c2d37137/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-91.i[917,930] [2023-11-12 00:12:48,818 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:12:48,846 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:12:48,847 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:48 WrapperNode [2023-11-12 00:12:48,847 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:12:48,849 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:12:48,849 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:12:48,849 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:12:48,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:48" (1/1) ... [2023-11-12 00:12:48,889 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:48" (1/1) ... [2023-11-12 00:12:48,944 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 176 [2023-11-12 00:12:48,946 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:12:48,947 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:12:48,947 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:12:48,948 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:12:48,960 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:48" (1/1) ... [2023-11-12 00:12:48,960 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:48" (1/1) ... [2023-11-12 00:12:48,978 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:48" (1/1) ... [2023-11-12 00:12:48,981 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:48" (1/1) ... [2023-11-12 00:12:49,003 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:48" (1/1) ... [2023-11-12 00:12:49,021 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:48" (1/1) ... [2023-11-12 00:12:49,040 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:48" (1/1) ... [2023-11-12 00:12:49,043 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:48" (1/1) ... [2023-11-12 00:12:49,050 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:12:49,051 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:12:49,052 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:12:49,053 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:12:49,054 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:48" (1/1) ... [2023-11-12 00:12:49,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:12:49,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:12:49,104 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:12:49,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:12:49,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:12:49,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:12:49,155 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:12:49,156 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:12:49,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:12:49,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:12:49,298 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:12:49,300 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:12:50,106 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:12:50,114 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:12:50,114 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:12:50,116 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:12:50 BoogieIcfgContainer [2023-11-12 00:12:50,117 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:12:50,126 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:12:50,126 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:12:50,129 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:12:50,130 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:12:48" (1/3) ... [2023-11-12 00:12:50,131 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40aa3672 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:12:50, skipping insertion in model container [2023-11-12 00:12:50,131 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:48" (2/3) ... [2023-11-12 00:12:50,131 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40aa3672 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:12:50, skipping insertion in model container [2023-11-12 00:12:50,132 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:12:50" (3/3) ... [2023-11-12 00:12:50,133 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-91.i [2023-11-12 00:12:50,149 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:12:50,149 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:12:50,199 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:12:50,207 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;@428034d4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:12:50,208 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:12:50,213 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 48 states have (on average 1.3125) internal successors, (63), 49 states have internal predecessors, (63), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-12 00:12:50,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-12 00:12:50,232 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:12:50,233 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:12:50,234 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:12:50,239 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:12:50,239 INFO L85 PathProgramCache]: Analyzing trace with hash 1101526054, now seen corresponding path program 1 times [2023-11-12 00:12:50,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:12:50,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1515641977] [2023-11-12 00:12:50,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:12:50,253 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 [2023-11-12 00:12:50,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:12:50,255 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:12:50,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:12:50,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:12:50,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:12:50,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:12:50,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 794 proven. 0 refuted. 0 times theorem prover too weak. 1450 trivial. 0 not checked. [2023-11-12 00:12:50,853 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:12:50,854 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:12:50,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1515641977] [2023-11-12 00:12:50,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1515641977] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:12:50,877 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:12:50,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:12:50,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685879150] [2023-11-12 00:12:50,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:12:50,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:12:50,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:12:50,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:12:50,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:12:50,925 INFO L87 Difference]: Start difference. First operand has 85 states, 48 states have (on average 1.3125) internal successors, (63), 49 states have internal predecessors, (63), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-12 00:12:50,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:12:50,967 INFO L93 Difference]: Finished difference Result 163 states and 290 transitions. [2023-11-12 00:12:50,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:12:50,969 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 207 [2023-11-12 00:12:50,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:12:50,979 INFO L225 Difference]: With dead ends: 163 [2023-11-12 00:12:50,979 INFO L226 Difference]: Without dead ends: 81 [2023-11-12 00:12:50,984 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:12:50,988 INFO L413 NwaCegarLoop]: 124 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, 124 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 [2023-11-12 00:12:50,990 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:12:51,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2023-11-12 00:12:51,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2023-11-12 00:12:51,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 45 states have (on average 1.2444444444444445) internal successors, (56), 45 states have internal predecessors, (56), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-12 00:12:51,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 124 transitions. [2023-11-12 00:12:51,051 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 124 transitions. Word has length 207 [2023-11-12 00:12:51,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:12:51,052 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 124 transitions. [2023-11-12 00:12:51,052 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-11-12 00:12:51,052 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 124 transitions. [2023-11-12 00:12:51,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-12 00:12:51,058 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:12:51,058 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:12:51,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-12 00:12:51,276 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:12:51,276 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:12:51,277 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:12:51,277 INFO L85 PathProgramCache]: Analyzing trace with hash 1311779438, now seen corresponding path program 1 times [2023-11-12 00:12:51,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:12:51,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [489971632] [2023-11-12 00:12:51,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:12:51,279 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 [2023-11-12 00:12:51,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:12:51,281 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:12:51,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:12:51,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:12:51,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:12:51,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:12:51,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-12 00:12:51,777 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:12:51,777 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:12:51,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [489971632] [2023-11-12 00:12:51,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [489971632] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:12:51,778 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:12:51,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:12:51,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877215682] [2023-11-12 00:12:51,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:12:51,785 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:12:51,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:12:51,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:12:51,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:12:51,790 INFO L87 Difference]: Start difference. First operand 81 states and 124 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-12 00:12:52,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:12:52,093 INFO L93 Difference]: Finished difference Result 200 states and 304 transitions. [2023-11-12 00:12:52,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:12:52,094 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 207 [2023-11-12 00:12:52,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:12:52,099 INFO L225 Difference]: With dead ends: 200 [2023-11-12 00:12:52,099 INFO L226 Difference]: Without dead ends: 122 [2023-11-12 00:12:52,101 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:12:52,102 INFO L413 NwaCegarLoop]: 162 mSDtfsCounter, 54 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 275 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-12 00:12:52,103 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 275 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-12 00:12:52,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2023-11-12 00:12:52,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 119. [2023-11-12 00:12:52,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 68 states have (on average 1.2352941176470589) internal successors, (84), 69 states have internal predecessors, (84), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2023-11-12 00:12:52,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 180 transitions. [2023-11-12 00:12:52,156 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 180 transitions. Word has length 207 [2023-11-12 00:12:52,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:12:52,159 INFO L495 AbstractCegarLoop]: Abstraction has 119 states and 180 transitions. [2023-11-12 00:12:52,160 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-12 00:12:52,160 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 180 transitions. [2023-11-12 00:12:52,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-11-12 00:12:52,167 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:12:52,168 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:12:52,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:12:52,386 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:12:52,387 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:12:52,387 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:12:52,388 INFO L85 PathProgramCache]: Analyzing trace with hash -996918724, now seen corresponding path program 1 times [2023-11-12 00:12:52,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:12:52,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1254124513] [2023-11-12 00:12:52,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:12:52,390 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 [2023-11-12 00:12:52,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:12:52,391 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:12:52,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c5b1b13-20b5-414d-9284-2d08c2d37137/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-12 00:12:52,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:12:52,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-12 00:12:52,856 INFO L285 TraceCheckSpWp]: Computing forward predicates...