./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-11.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a 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_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-11.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2 --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 6d1e5e5cc6398246832802a812900af1b138e1125bfe18c91f7c567300bec7d3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:30:42,607 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:30:42,690 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:30:42,696 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:30:42,697 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:30:42,730 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:30:42,731 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:30:42,731 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:30:42,732 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:30:42,737 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:30:42,737 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:30:42,738 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:30:42,738 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:30:42,739 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:30:42,742 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:30:42,743 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:30:42,743 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:30:42,743 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:30:42,744 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:30:42,744 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:30:42,744 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:30:42,745 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:30:42,745 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:30:42,745 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:30:42,746 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:30:42,746 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:30:42,746 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:30:42,746 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:30:42,747 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:30:42,747 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:30:42,747 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:30:42,747 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:30:42,747 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:30:42,748 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:30:42,750 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:30:42,750 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:30:42,750 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:30:42,751 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:30:42,751 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:30:42,752 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:30:42,752 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:30:42,753 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:30:42,753 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:30:42,753 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:30:42,754 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:30:42,754 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:30:42,754 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:30:42,755 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_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d1e5e5cc6398246832802a812900af1b138e1125bfe18c91f7c567300bec7d3 [2024-11-02 12:30:43,056 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:30:43,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:30:43,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:30:43,092 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:30:43,092 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:30:43,094 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-11.i Unable to find full path for "g++" [2024-11-02 12:30:45,071 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:30:45,303 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:30:45,304 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-11.i [2024-11-02 12:30:45,319 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/data/f7972bc39/bf104c5ebf194fb6a3a0cb02f2ea0e30/FLAG6dff35848 [2024-11-02 12:30:45,665 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/data/f7972bc39/bf104c5ebf194fb6a3a0cb02f2ea0e30 [2024-11-02 12:30:45,672 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:30:45,674 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:30:45,675 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:30:45,676 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:30:45,686 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:30:45,687 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:30:45" (1/1) ... [2024-11-02 12:30:45,688 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@710d73ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:45, skipping insertion in model container [2024-11-02 12:30:45,688 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:30:45" (1/1) ... [2024-11-02 12:30:45,727 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:30:45,927 WARN L251 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_6827f8b9-9870-47eb-a028-052438a542b6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-11.i[919,932] [2024-11-02 12:30:46,025 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:30:46,040 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:30:46,058 WARN L251 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_6827f8b9-9870-47eb-a028-052438a542b6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-11.i[919,932] [2024-11-02 12:30:46,101 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:30:46,128 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:30:46,129 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:46 WrapperNode [2024-11-02 12:30:46,129 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:30:46,130 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:30:46,130 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:30:46,131 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:30:46,139 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:46" (1/1) ... [2024-11-02 12:30:46,151 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:46" (1/1) ... [2024-11-02 12:30:46,193 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 222 [2024-11-02 12:30:46,194 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:30:46,195 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:30:46,195 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:30:46,195 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:30:46,212 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:46" (1/1) ... [2024-11-02 12:30:46,212 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:46" (1/1) ... [2024-11-02 12:30:46,218 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:46" (1/1) ... [2024-11-02 12:30:46,218 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:46" (1/1) ... [2024-11-02 12:30:46,228 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:46" (1/1) ... [2024-11-02 12:30:46,234 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:46" (1/1) ... [2024-11-02 12:30:46,236 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:46" (1/1) ... [2024-11-02 12:30:46,238 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:46" (1/1) ... [2024-11-02 12:30:46,243 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:30:46,244 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:30:46,244 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:30:46,244 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:30:46,245 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:46" (1/1) ... [2024-11-02 12:30:46,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:30:46,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:30:46,282 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:30:46,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:30:46,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:30:46,324 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:30:46,324 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:30:46,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:30:46,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:30:46,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:30:46,464 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:30:46,469 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:30:47,055 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-02 12:30:47,055 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:30:47,461 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:30:47,462 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:30:47,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:30:47 BoogieIcfgContainer [2024-11-02 12:30:47,462 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:30:47,467 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:30:47,468 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:30:47,479 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:30:47,480 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:30:45" (1/3) ... [2024-11-02 12:30:47,483 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@898c529 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:30:47, skipping insertion in model container [2024-11-02 12:30:47,483 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:46" (2/3) ... [2024-11-02 12:30:47,485 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@898c529 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:30:47, skipping insertion in model container [2024-11-02 12:30:47,485 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:30:47" (3/3) ... [2024-11-02 12:30:47,487 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-11.i [2024-11-02 12:30:47,507 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:30:47,507 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:30:47,594 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:30:47,602 INFO L333 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, 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;@2deda707, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:30:47,603 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:30:47,611 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-02 12:30:47,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-02 12:30:47,628 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:30:47,629 INFO L215 NwaCegarLoop]: trace histogram [27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:30:47,629 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:30:47,636 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:30:47,637 INFO L85 PathProgramCache]: Analyzing trace with hash -720090031, now seen corresponding path program 1 times [2024-11-02 12:30:47,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:30:47,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014706085] [2024-11-02 12:30:47,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:30:47,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:30:48,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:30:48,348 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-02 12:30:48,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-02 12:30:49,043 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-02 12:30:49,046 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-02 12:30:49,047 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-02 12:30:49,050 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-02 12:30:49,057 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-02 12:30:49,192 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-02 12:30:49,199 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:30:49 BoogieIcfgContainer [2024-11-02 12:30:49,199 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:30:49,201 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:30:49,202 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:30:49,202 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:30:49,203 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:30:47" (3/4) ... [2024-11-02 12:30:49,207 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-02 12:30:49,209 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:30:49,211 INFO L158 Benchmark]: Toolchain (without parser) took 3536.64ms. Allocated memory was 155.2MB in the beginning and 203.4MB in the end (delta: 48.2MB). Free memory was 110.9MB in the beginning and 95.6MB in the end (delta: 15.3MB). Peak memory consumption was 67.7MB. Max. memory is 16.1GB. [2024-11-02 12:30:49,212 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 155.2MB. Free memory was 126.1MB in the beginning and 125.9MB in the end (delta: 186.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:30:49,214 INFO L158 Benchmark]: CACSL2BoogieTranslator took 454.18ms. Allocated memory is still 155.2MB. Free memory was 110.9MB in the beginning and 94.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-02 12:30:49,215 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.96ms. Allocated memory is still 155.2MB. Free memory was 94.1MB in the beginning and 91.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:30:49,218 INFO L158 Benchmark]: Boogie Preprocessor took 48.02ms. Allocated memory is still 155.2MB. Free memory was 91.3MB in the beginning and 89.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:30:49,219 INFO L158 Benchmark]: RCFGBuilder took 1218.78ms. Allocated memory was 155.2MB in the beginning and 203.4MB in the end (delta: 48.2MB). Free memory was 89.2MB in the beginning and 148.6MB in the end (delta: -59.4MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-11-02 12:30:49,220 INFO L158 Benchmark]: TraceAbstraction took 1732.00ms. Allocated memory is still 203.4MB. Free memory was 147.6MB in the beginning and 95.6MB in the end (delta: 52.0MB). Peak memory consumption was 67.7MB. Max. memory is 16.1GB. [2024-11-02 12:30:49,221 INFO L158 Benchmark]: Witness Printer took 7.65ms. Allocated memory is still 203.4MB. Free memory was 95.6MB in the beginning and 95.6MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:30:49,228 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 155.2MB. Free memory was 126.1MB in the beginning and 125.9MB in the end (delta: 186.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 454.18ms. Allocated memory is still 155.2MB. Free memory was 110.9MB in the beginning and 94.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.96ms. Allocated memory is still 155.2MB. Free memory was 94.1MB in the beginning and 91.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.02ms. Allocated memory is still 155.2MB. Free memory was 91.3MB in the beginning and 89.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1218.78ms. Allocated memory was 155.2MB in the beginning and 203.4MB in the end (delta: 48.2MB). Free memory was 89.2MB in the beginning and 148.6MB in the end (delta: -59.4MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1732.00ms. Allocated memory is still 203.4MB. Free memory was 147.6MB in the beginning and 95.6MB in the end (delta: 52.0MB). Peak memory consumption was 67.7MB. Max. memory is 16.1GB. * Witness Printer took 7.65ms. Allocated memory is still 203.4MB. Free memory was 95.6MB in the beginning and 95.6MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 73, overapproximation of shiftRight at line 65, overapproximation of someUnaryDOUBLEoperation at line 115, overapproximation of someBinaryDOUBLEComparisonOperation at line 89, overapproximation of someBinaryArithmeticFLOAToperation at line 73. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 0; [L25] signed char var_1_4 = 5; [L26] signed char var_1_7 = 0; [L27] signed char var_1_8 = 16; [L28] signed char var_1_9 = 4; [L29] unsigned long int var_1_10 = 128; [L30] unsigned long int var_1_11 = 1422462314; [L31] signed short int var_1_12 = 8; [L32] signed short int var_1_15 = -50; [L33] unsigned long int var_1_16 = 1; [L34] unsigned long int var_1_17 = 3609236770; [L35] unsigned long int var_1_18 = 2902762324; [L36] double var_1_19 = 3.8; [L37] double var_1_20 = 255.75; [L38] unsigned short int var_1_21 = 0; [L39] signed char var_1_22 = -8; [L40] signed long int var_1_23 = -32; [L41] unsigned char var_1_25 = 10; [L42] unsigned char var_1_27 = 128; [L43] unsigned char var_1_28 = 100; [L44] float var_1_30 = 31.3; [L45] float var_1_31 = 1.5; [L46] float var_1_32 = 15.25; [L47] double var_1_33 = 128.8; [L48] signed char var_1_34 = 4; [L49] signed char var_1_35 = 1; [L50] unsigned char var_1_36 = 16; [L51] unsigned long int last_1_var_1_10 = 128; [L52] unsigned long int last_1_var_1_16 = 1; [L53] double last_1_var_1_19 = 3.8; [L195] isInitial = 1 [L196] FCALL initially() [L197] COND TRUE 1 [L198] CALL updateLastVariables() [L186] last_1_var_1_10 = var_1_10 [L187] last_1_var_1_16 = var_1_16 [L188] last_1_var_1_19 = var_1_19 [L198] RET updateLastVariables() [L199] CALL updateVariables() [L142] var_1_2 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L144] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L145] var_1_3 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L147] CALL assume_abort_if_not(var_1_3 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_3 <= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L148] var_1_7 = __VERIFIER_nondet_char() [L149] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L150] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=16, var_1_9=4] [L151] var_1_8 = __VERIFIER_nondet_char() [L152] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=4] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=4] [L153] CALL assume_abort_if_not(var_1_8 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=4] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_8 <= 63) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=4] [L154] var_1_9 = __VERIFIER_nondet_char() [L155] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L156] CALL assume_abort_if_not(var_1_9 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_9 <= 126) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=1422462314, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L157] var_1_11 = __VERIFIER_nondet_ulong() [L158] CALL assume_abort_if_not(var_1_11 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_11 >= 1073741823) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L159] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=3609236770, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L160] var_1_17 = __VERIFIER_nondet_ulong() [L161] CALL assume_abort_if_not(var_1_17 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_17 >= 2147483647) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L162] CALL assume_abort_if_not(var_1_17 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_17 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=2902762324, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L163] var_1_18 = __VERIFIER_nondet_ulong() [L164] CALL assume_abort_if_not(var_1_18 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_18 >= 2147483647) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L165] CALL assume_abort_if_not(var_1_18 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_18 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=19/5, var_1_1=1, var_1_20=1023/4, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L166] var_1_20 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=128, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L168] var_1_27 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_27 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=127, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_27 >= 127) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=127, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L170] CALL assume_abort_if_not(var_1_27 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=127, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_27 <= 254) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=127, var_1_28=100, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L171] var_1_28 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=127, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=127, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L173] CALL assume_abort_if_not(var_1_28 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=127, var_1_28=378, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_28 <= 127) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=127, var_1_28=378, var_1_2=1, var_1_30=313/10, var_1_31=3/2, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L174] var_1_31 = __VERIFIER_nondet_float() [L175] CALL assume_abort_if_not((var_1_31 >= -922337.2036854765600e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=127, var_1_28=378, var_1_2=1, var_1_30=313/10, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not((var_1_31 >= -922337.2036854765600e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=127, var_1_28=378, var_1_2=1, var_1_30=313/10, var_1_32=61/4, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L176] var_1_32 = __VERIFIER_nondet_float() [L177] CALL assume_abort_if_not((var_1_32 >= -461168.6018427382800e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 4611686.018427382800e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=127, var_1_28=378, var_1_2=1, var_1_30=313/10, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not((var_1_32 >= -461168.6018427382800e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 4611686.018427382800e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=127, var_1_28=378, var_1_2=1, var_1_30=313/10, var_1_33=644/5, var_1_34=4, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L178] var_1_34 = __VERIFIER_nondet_char() [L179] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=127, var_1_28=378, var_1_2=1, var_1_30=313/10, var_1_33=644/5, var_1_34=5, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=127, var_1_28=378, var_1_2=1, var_1_30=313/10, var_1_33=644/5, var_1_34=5, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L180] CALL assume_abort_if_not(var_1_34 <= 5) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=127, var_1_28=378, var_1_2=1, var_1_30=313/10, var_1_33=644/5, var_1_34=5, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_34 <= 5) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=127, var_1_28=378, var_1_2=1, var_1_30=313/10, var_1_33=644/5, var_1_34=5, var_1_35=1, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L181] var_1_35 = __VERIFIER_nondet_char() [L182] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=127, var_1_28=378, var_1_2=1, var_1_30=313/10, var_1_33=644/5, var_1_34=5, var_1_35=4, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=127, var_1_28=378, var_1_2=1, var_1_30=313/10, var_1_33=644/5, var_1_34=5, var_1_35=4, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L183] CALL assume_abort_if_not(var_1_35 <= 4) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=127, var_1_28=378, var_1_2=1, var_1_30=313/10, var_1_33=644/5, var_1_34=5, var_1_35=4, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_35 <= 4) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=128, var_1_11=2147483646, var_1_12=8, var_1_15=-50, var_1_16=1, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=19/5, var_1_1=1, var_1_21=0, var_1_22=-8, var_1_23=-32, var_1_25=10, var_1_27=127, var_1_28=378, var_1_2=1, var_1_30=313/10, var_1_33=644/5, var_1_34=5, var_1_35=4, var_1_36=16, var_1_3=0, var_1_4=5, var_1_7=0, var_1_8=0, var_1_9=0] [L199] RET updateVariables() [L200] CALL step() [L57] var_1_22 = ((((-25) < 0 ) ? -(-25) : (-25))) [L58] COND TRUE var_1_12 > var_1_16 [L59] COND TRUE (~ var_1_12) <= 128 [L60] var_1_23 = var_1_16 [L65] EXPR var_1_4 >> var_1_15 [L65] EXPR ((var_1_10) < ((var_1_4 >> var_1_15))) ? (var_1_10) : ((var_1_4 >> var_1_15)) [L65] EXPR var_1_4 >> var_1_15 [L65] EXPR ((var_1_10) < ((var_1_4 >> var_1_15))) ? (var_1_10) : ((var_1_4 >> var_1_15)) [L65] COND FALSE !(var_1_4 <= ((((var_1_10) < ((var_1_4 >> var_1_15))) ? (var_1_10) : ((var_1_4 >> var_1_15))))) [L68] COND TRUE \read(var_1_1) [L69] var_1_25 = var_1_28 [L72] COND TRUE \read(var_1_1) [L73] var_1_30 = ((((var_1_31) < ((1.625f + ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32)))))) ? (var_1_31) : ((1.625f + ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))))))) [L75] COND FALSE !(var_1_16 >= var_1_4) [L88] COND TRUE var_1_27 >= (var_1_28 + var_1_4) [L89] COND FALSE !((-0.95f * ((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) > var_1_31) [L92] COND TRUE var_1_19 > 128.5f [L93] var_1_36 = var_1_28 [L99] unsigned long int stepLocal_1 = last_1_var_1_16; [L100] unsigned long int stepLocal_0 = last_1_var_1_16; [L101] COND TRUE stepLocal_1 != last_1_var_1_10 [L102] COND TRUE var_1_8 <= stepLocal_0 [L103] COND FALSE !((- last_1_var_1_19) >= last_1_var_1_19) [L110] COND TRUE var_1_12 == var_1_12 [L111] var_1_4 = ((8 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) - var_1_9) [L113] var_1_1 = (var_1_2 || (! var_1_3)) [L114] var_1_10 = (4027026809u - (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) - var_1_7)) [L115] var_1_19 = ((((((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) < (1.4)) ? (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) : (1.4))) [L116] COND TRUE \read(var_1_1) [L117] COND TRUE var_1_19 >= var_1_19 [L118] COND TRUE ! var_1_3 [L119] var_1_15 = var_1_8 [L127] COND TRUE var_1_19 != var_1_19 [L128] var_1_16 = (((((var_1_11) < (var_1_7)) ? (var_1_11) : (var_1_7))) + var_1_8) [L136] unsigned char stepLocal_2 = var_1_1; [L137] COND TRUE (var_1_16 == (var_1_8 - var_1_9)) && stepLocal_2 [L138] var_1_21 = var_1_9 [L200] RET step() [L201] CALL, EXPR property() [L191-L192] return (((((((var_1_1 == ((unsigned char) (var_1_2 || (! var_1_3)))) && ((var_1_12 == var_1_12) ? (var_1_4 == ((signed char) ((8 + ((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8)))) - var_1_9))) : 1)) && (var_1_10 == ((unsigned long int) (4027026809u - (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) - var_1_7))))) && ((last_1_var_1_16 != last_1_var_1_10) ? ((var_1_8 <= last_1_var_1_16) ? (((- last_1_var_1_19) >= last_1_var_1_19) ? (var_1_12 == ((signed short int) var_1_8)) : 1) : 1) : (var_1_12 == ((signed short int) var_1_9)))) && (var_1_1 ? ((var_1_19 >= var_1_19) ? ((! var_1_3) ? (var_1_15 == ((signed short int) var_1_8)) : 1) : (var_1_15 == ((signed short int) var_1_7))) : (var_1_15 == ((signed short int) 5)))) && ((var_1_19 != var_1_19) ? (var_1_16 == ((unsigned long int) (((((var_1_11) < (var_1_7)) ? (var_1_11) : (var_1_7))) + var_1_8))) : ((var_1_4 > var_1_12) ? (var_1_16 == ((unsigned long int) (var_1_17 - (var_1_11 - var_1_8)))) : (var_1_16 == ((unsigned long int) (((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18))) - var_1_9)))))) && (var_1_19 == ((double) ((((((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) < (1.4)) ? (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) : (1.4)))))) && (((var_1_16 == (var_1_8 - var_1_9)) && var_1_1) ? (var_1_21 == ((unsigned short int) var_1_9)) : 1) ; [L201] RET, EXPR property() [L201] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=1879543163, var_1_11=2147483646, var_1_12=8, var_1_15=0, var_1_16=0, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=7/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=25, var_1_23=1, var_1_25=378, var_1_27=127, var_1_28=378, var_1_2=1, var_1_30=644/5, var_1_31=644/5, var_1_32=644/5, var_1_33=644/5, var_1_34=5, var_1_35=4, var_1_36=378, var_1_3=0, var_1_4=8, var_1_7=0, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=128, last_1_var_1_16=1, last_1_var_1_19=19/5, var_1_10=1879543163, var_1_11=2147483646, var_1_12=8, var_1_15=0, var_1_16=0, var_1_17=-2147483649, var_1_18=-2147483649, var_1_19=7/5, var_1_1=1, var_1_20=7/5, var_1_21=0, var_1_22=25, var_1_23=1, var_1_25=378, var_1_27=127, var_1_28=378, var_1_2=1, var_1_30=644/5, var_1_31=644/5, var_1_32=644/5, var_1_33=644/5, var_1_34=5, var_1_35=4, var_1_36=378, var_1_3=0, var_1_4=8, var_1_7=0, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 27, 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=51occurred 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: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 100 NumberOfCodeBlocks, 100 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 [2024-11-02 12:30:49,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-11.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2 --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 6d1e5e5cc6398246832802a812900af1b138e1125bfe18c91f7c567300bec7d3 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:30:51,761 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:30:51,863 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-02 12:30:51,872 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:30:51,874 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:30:51,911 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:30:51,912 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:30:51,913 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:30:51,914 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:30:51,915 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:30:51,916 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:30:51,916 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:30:51,917 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:30:51,917 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:30:51,921 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:30:51,921 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:30:51,922 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:30:51,922 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:30:51,922 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:30:51,923 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:30:51,923 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:30:51,925 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:30:51,925 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:30:51,926 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:30:51,926 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:30:51,926 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-02 12:30:51,927 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:30:51,927 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-02 12:30:51,927 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:30:51,928 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:30:51,928 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:30:51,928 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:30:51,928 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-02 12:30:51,929 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:30:51,930 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:30:51,930 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:30:51,931 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:30:51,931 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:30:51,932 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:30:51,932 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-02 12:30:51,933 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-02 12:30:51,933 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:30:51,934 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:30:51,934 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:30:51,935 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_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d1e5e5cc6398246832802a812900af1b138e1125bfe18c91f7c567300bec7d3 [2024-11-02 12:30:52,321 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:30:52,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:30:52,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:30:52,354 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:30:52,354 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:30:52,356 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-11.i Unable to find full path for "g++" [2024-11-02 12:30:54,574 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:30:54,897 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:30:54,898 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-11.i [2024-11-02 12:30:54,915 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/data/fd38156e2/13c9a6b9b9694a3c8d0c1293a42befa4/FLAGc1fc203da [2024-11-02 12:30:54,939 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/data/fd38156e2/13c9a6b9b9694a3c8d0c1293a42befa4 [2024-11-02 12:30:54,944 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:30:54,945 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:30:54,949 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:30:54,949 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:30:54,957 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:30:54,958 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:30:54" (1/1) ... [2024-11-02 12:30:54,960 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47047de0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:54, skipping insertion in model container [2024-11-02 12:30:54,960 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:30:54" (1/1) ... [2024-11-02 12:30:55,019 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:30:55,294 WARN L251 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_6827f8b9-9870-47eb-a028-052438a542b6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-11.i[919,932] [2024-11-02 12:30:55,413 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:30:55,439 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:30:55,456 WARN L251 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_6827f8b9-9870-47eb-a028-052438a542b6/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-11.i[919,932] [2024-11-02 12:30:55,525 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:30:55,556 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:30:55,556 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:55 WrapperNode [2024-11-02 12:30:55,557 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:30:55,558 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:30:55,559 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:30:55,559 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:30:55,569 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:55" (1/1) ... [2024-11-02 12:30:55,594 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:55" (1/1) ... [2024-11-02 12:30:55,645 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 191 [2024-11-02 12:30:55,648 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:30:55,649 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:30:55,649 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:30:55,650 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:30:55,660 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:55" (1/1) ... [2024-11-02 12:30:55,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:55" (1/1) ... [2024-11-02 12:30:55,668 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:55" (1/1) ... [2024-11-02 12:30:55,670 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:55" (1/1) ... [2024-11-02 12:30:55,689 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:55" (1/1) ... [2024-11-02 12:30:55,697 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:55" (1/1) ... [2024-11-02 12:30:55,704 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:55" (1/1) ... [2024-11-02 12:30:55,710 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:55" (1/1) ... [2024-11-02 12:30:55,718 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:30:55,719 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:30:55,719 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:30:55,719 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:30:55,720 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:55" (1/1) ... [2024-11-02 12:30:55,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:30:55,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:30:55,771 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:30:55,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:30:55,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:30:55,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-02 12:30:55,815 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:30:55,815 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:30:55,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:30:55,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:30:55,953 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:30:55,957 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:31:00,991 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-02 12:31:00,992 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:31:01,011 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:31:01,011 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-02 12:31:01,012 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:31:01 BoogieIcfgContainer [2024-11-02 12:31:01,012 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:31:01,015 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:31:01,016 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:31:01,021 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:31:01,021 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:30:54" (1/3) ... [2024-11-02 12:31:01,023 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d817a54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:31:01, skipping insertion in model container [2024-11-02 12:31:01,023 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:30:55" (2/3) ... [2024-11-02 12:31:01,024 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d817a54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:31:01, skipping insertion in model container [2024-11-02 12:31:01,024 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:31:01" (3/3) ... [2024-11-02 12:31:01,026 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-11.i [2024-11-02 12:31:01,046 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:31:01,047 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:31:01,142 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:31:01,149 INFO L333 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, 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;@46cde585, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:31:01,149 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:31:01,153 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 56 states have (on average 1.4821428571428572) internal successors, (83), 57 states have internal predecessors, (83), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-02 12:31:01,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-02 12:31:01,167 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:31:01,168 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:31:01,168 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:31:01,174 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:31:01,174 INFO L85 PathProgramCache]: Analyzing trace with hash 356509357, now seen corresponding path program 1 times [2024-11-02 12:31:01,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:31:01,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [907477722] [2024-11-02 12:31:01,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:31:01,197 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 [2024-11-02 12:31:01,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:31:01,209 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:31:01,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:31:01,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:31:01,592 INFO L255 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-02 12:31:01,608 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:31:01,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 584 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2024-11-02 12:31:01,694 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:31:01,695 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:31:01,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [907477722] [2024-11-02 12:31:01,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [907477722] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:31:01,696 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:31:01,696 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:31:01,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753969803] [2024-11-02 12:31:01,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:31:01,707 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-02 12:31:01,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:31:01,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-02 12:31:01,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:31:01,740 INFO L87 Difference]: Start difference. First operand has 86 states, 56 states have (on average 1.4821428571428572) internal successors, (83), 57 states have internal predecessors, (83), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) 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, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-02 12:31:01,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:31:01,786 INFO L93 Difference]: Finished difference Result 165 states and 295 transitions. [2024-11-02 12:31:01,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-02 12:31:01,789 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, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 172 [2024-11-02 12:31:01,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:31:01,800 INFO L225 Difference]: With dead ends: 165 [2024-11-02 12:31:01,801 INFO L226 Difference]: Without dead ends: 82 [2024-11-02 12:31:01,806 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-02 12:31:01,814 INFO L432 NwaCegarLoop]: 129 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, 129 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 [2024-11-02 12:31:01,816 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-02 12:31:01,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2024-11-02 12:31:01,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2024-11-02 12:31:01,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 53 states have internal predecessors, (75), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-02 12:31:01,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 129 transitions. [2024-11-02 12:31:01,926 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 129 transitions. Word has length 172 [2024-11-02 12:31:01,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:31:01,927 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 129 transitions. [2024-11-02 12:31:01,927 INFO L472 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, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-02 12:31:01,927 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 129 transitions. [2024-11-02 12:31:01,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-02 12:31:01,932 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:31:01,932 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:31:01,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:31:02,136 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:31:02,137 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:31:02,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:31:02,138 INFO L85 PathProgramCache]: Analyzing trace with hash -1830992589, now seen corresponding path program 1 times [2024-11-02 12:31:02,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:31:02,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1975438927] [2024-11-02 12:31:02,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:31:02,141 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 [2024-11-02 12:31:02,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:31:02,145 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:31:02,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:31:02,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:31:02,506 INFO L255 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-02 12:31:02,521 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:31:04,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-02 12:31:04,666 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:31:04,670 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:31:04,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1975438927] [2024-11-02 12:31:04,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1975438927] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:31:04,671 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:31:04,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:31:04,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529273087] [2024-11-02 12:31:04,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:31:04,673 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:31:04,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:31:04,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:31:04,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:31:04,678 INFO L87 Difference]: Start difference. First operand 82 states and 129 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-02 12:31:04,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:31:04,881 INFO L93 Difference]: Finished difference Result 232 states and 372 transitions. [2024-11-02 12:31:04,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:31:04,882 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 172 [2024-11-02 12:31:04,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:31:04,888 INFO L225 Difference]: With dead ends: 232 [2024-11-02 12:31:04,888 INFO L226 Difference]: Without dead ends: 153 [2024-11-02 12:31:04,889 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:31:04,891 INFO L432 NwaCegarLoop]: 134 mSDtfsCounter, 36 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-02 12:31:04,891 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 245 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-02 12:31:04,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2024-11-02 12:31:04,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 132. [2024-11-02 12:31:04,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 75 states have (on average 1.2933333333333332) internal successors, (97), 75 states have internal predecessors, (97), 54 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-02 12:31:04,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 205 transitions. [2024-11-02 12:31:04,936 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 205 transitions. Word has length 172 [2024-11-02 12:31:04,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:31:04,937 INFO L471 AbstractCegarLoop]: Abstraction has 132 states and 205 transitions. [2024-11-02 12:31:04,937 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 2 states have internal predecessors, (40), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-02 12:31:04,938 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 205 transitions. [2024-11-02 12:31:04,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-02 12:31:04,942 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:31:04,944 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:31:04,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/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)] Ended with exit code 0 [2024-11-02 12:31:05,146 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:31:05,146 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:31:05,147 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:31:05,147 INFO L85 PathProgramCache]: Analyzing trace with hash 519123053, now seen corresponding path program 1 times [2024-11-02 12:31:05,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:31:05,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [810038718] [2024-11-02 12:31:05,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:31:05,149 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 [2024-11-02 12:31:05,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:31:05,153 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:31:05,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:31:05,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:31:05,415 INFO L255 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-02 12:31:05,421 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:31:07,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-02 12:31:07,504 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:31:07,505 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:31:07,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [810038718] [2024-11-02 12:31:07,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [810038718] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:31:07,506 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:31:07,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:31:07,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649151307] [2024-11-02 12:31:07,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:31:07,507 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:31:07,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:31:07,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:31:07,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:31:07,509 INFO L87 Difference]: Start difference. First operand 132 states and 205 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-02 12:31:08,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:31:08,053 INFO L93 Difference]: Finished difference Result 226 states and 359 transitions. [2024-11-02 12:31:08,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:31:08,058 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 173 [2024-11-02 12:31:08,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:31:08,061 INFO L225 Difference]: With dead ends: 226 [2024-11-02 12:31:08,062 INFO L226 Difference]: Without dead ends: 147 [2024-11-02 12:31:08,066 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:31:08,067 INFO L432 NwaCegarLoop]: 122 mSDtfsCounter, 26 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-02 12:31:08,068 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 233 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-02 12:31:08,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2024-11-02 12:31:08,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 133. [2024-11-02 12:31:08,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 76 states have (on average 1.2894736842105263) internal successors, (98), 76 states have internal predecessors, (98), 54 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-02 12:31:08,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 206 transitions. [2024-11-02 12:31:08,121 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 206 transitions. Word has length 173 [2024-11-02 12:31:08,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:31:08,123 INFO L471 AbstractCegarLoop]: Abstraction has 133 states and 206 transitions. [2024-11-02 12:31:08,123 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-02 12:31:08,124 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 206 transitions. [2024-11-02 12:31:08,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-02 12:31:08,131 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:31:08,131 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:31:08,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/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)] Ended with exit code 0 [2024-11-02 12:31:08,332 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:31:08,333 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:31:08,333 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:31:08,334 INFO L85 PathProgramCache]: Analyzing trace with hash -600614769, now seen corresponding path program 1 times [2024-11-02 12:31:08,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:31:08,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1877109029] [2024-11-02 12:31:08,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:31:08,335 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 [2024-11-02 12:31:08,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:31:08,339 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:31:08,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-02 12:31:08,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:31:08,604 INFO L255 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-02 12:31:08,609 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:31:09,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-02 12:31:09,530 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:31:09,530 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:31:09,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1877109029] [2024-11-02 12:31:09,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1877109029] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:31:09,531 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:31:09,531 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-02 12:31:09,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944148674] [2024-11-02 12:31:09,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:31:09,532 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-02 12:31:09,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:31:09,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-02 12:31:09,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:31:09,534 INFO L87 Difference]: Start difference. First operand 133 states and 206 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-02 12:31:09,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:31:09,774 INFO L93 Difference]: Finished difference Result 227 states and 359 transitions. [2024-11-02 12:31:09,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-02 12:31:09,775 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 174 [2024-11-02 12:31:09,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:31:09,778 INFO L225 Difference]: With dead ends: 227 [2024-11-02 12:31:09,778 INFO L226 Difference]: Without dead ends: 148 [2024-11-02 12:31:09,780 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-02 12:31:09,782 INFO L432 NwaCegarLoop]: 127 mSDtfsCounter, 24 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 244 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-02 12:31:09,782 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 244 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-02 12:31:09,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2024-11-02 12:31:09,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 135. [2024-11-02 12:31:09,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 78 states have (on average 1.2820512820512822) internal successors, (100), 78 states have internal predecessors, (100), 54 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-02 12:31:09,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 208 transitions. [2024-11-02 12:31:09,836 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 208 transitions. Word has length 174 [2024-11-02 12:31:09,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:31:09,837 INFO L471 AbstractCegarLoop]: Abstraction has 135 states and 208 transitions. [2024-11-02 12:31:09,838 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-02 12:31:09,839 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 208 transitions. [2024-11-02 12:31:09,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-02 12:31:09,844 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:31:09,844 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:31:09,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-02 12:31:10,045 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:31:10,045 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:31:10,046 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:31:10,046 INFO L85 PathProgramCache]: Analyzing trace with hash 420453585, now seen corresponding path program 1 times [2024-11-02 12:31:10,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:31:10,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [487053095] [2024-11-02 12:31:10,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:31:10,047 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 [2024-11-02 12:31:10,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:31:10,049 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:31:10,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-02 12:31:10,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:31:10,289 INFO L255 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-02 12:31:10,302 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:31:12,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2024-11-02 12:31:12,249 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:31:12,249 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-02 12:31:12,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [487053095] [2024-11-02 12:31:12,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [487053095] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:31:12,250 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-02 12:31:12,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-02 12:31:12,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437515353] [2024-11-02 12:31:12,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:31:12,252 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-02 12:31:12,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-02 12:31:12,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-02 12:31:12,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-02 12:31:12,254 INFO L87 Difference]: Start difference. First operand 135 states and 208 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-02 12:31:13,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-02 12:31:13,195 INFO L93 Difference]: Finished difference Result 241 states and 377 transitions. [2024-11-02 12:31:13,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-02 12:31:13,198 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 174 [2024-11-02 12:31:13,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-02 12:31:13,201 INFO L225 Difference]: With dead ends: 241 [2024-11-02 12:31:13,202 INFO L226 Difference]: Without dead ends: 162 [2024-11-02 12:31:13,202 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-02 12:31:13,204 INFO L432 NwaCegarLoop]: 120 mSDtfsCounter, 87 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-02 12:31:13,205 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 414 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-02 12:31:13,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2024-11-02 12:31:13,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 144. [2024-11-02 12:31:13,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 87 states have (on average 1.3333333333333333) internal successors, (116), 87 states have internal predecessors, (116), 54 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-02 12:31:13,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 224 transitions. [2024-11-02 12:31:13,254 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 224 transitions. Word has length 174 [2024-11-02 12:31:13,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-02 12:31:13,255 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 224 transitions. [2024-11-02 12:31:13,255 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2024-11-02 12:31:13,256 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 224 transitions. [2024-11-02 12:31:13,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-02 12:31:13,262 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:31:13,263 INFO L215 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:31:13,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-02 12:31:13,463 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/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 [2024-11-02 12:31:13,464 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:31:13,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:31:13,465 INFO L85 PathProgramCache]: Analyzing trace with hash 1615218474, now seen corresponding path program 1 times [2024-11-02 12:31:13,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-02 12:31:13,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2011106771] [2024-11-02 12:31:13,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:31:13,466 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-02 12:31:13,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/mathsat [2024-11-02 12:31:13,469 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/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) [2024-11-02 12:31:13,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6827f8b9-9870-47eb-a028-052438a542b6/bin/utaipan-verify-DbMuA5NWw2/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-02 12:31:13,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:31:13,730 INFO L255 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-02 12:31:13,735 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:31:14,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 308 proven. 69 refuted. 0 times theorem prover too weak. 1027 trivial. 0 not checked. [2024-11-02 12:31:14,630 INFO L311 TraceCheckSpWp]: Computing backward predicates...