./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh --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 2ed23d94a5510a02522217ac25d44c0be6f4c30553346d9a869cec0689948ba9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 08:21:15,123 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 08:21:15,186 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 08:21:15,190 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 08:21:15,191 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 08:21:15,213 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 08:21:15,213 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 08:21:15,214 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 08:21:15,214 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 08:21:15,215 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 08:21:15,215 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 08:21:15,216 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 08:21:15,216 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 08:21:15,217 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 08:21:15,217 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 08:21:15,218 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 08:21:15,218 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 08:21:15,219 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 08:21:15,219 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 08:21:15,220 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 08:21:15,220 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 08:21:15,221 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 08:21:15,221 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 08:21:15,222 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 08:21:15,222 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 08:21:15,223 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 08:21:15,223 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 08:21:15,224 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 08:21:15,224 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 08:21:15,224 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 08:21:15,225 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 08:21:15,225 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 08:21:15,225 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 08:21:15,225 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 08:21:15,226 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 08:21:15,226 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 08:21:15,226 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 08:21:15,226 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:21:15,226 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 08:21:15,227 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 08:21:15,227 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 08:21:15,227 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 08:21:15,227 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 08:21:15,227 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 08:21:15,228 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 08:21:15,228 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 08:21:15,228 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 08:21:15,228 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_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ed23d94a5510a02522217ac25d44c0be6f4c30553346d9a869cec0689948ba9 [2023-12-02 08:21:15,428 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 08:21:15,448 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 08:21:15,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 08:21:15,452 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 08:21:15,453 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 08:21:15,454 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i [2023-12-02 08:21:18,152 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 08:21:18,355 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 08:21:18,356 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i [2023-12-02 08:21:18,366 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/data/ec63102d7/56d1193a2c0e4961ab5637e24d07a74b/FLAG268052b7d [2023-12-02 08:21:18,378 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/data/ec63102d7/56d1193a2c0e4961ab5637e24d07a74b [2023-12-02 08:21:18,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 08:21:18,381 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 08:21:18,382 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 08:21:18,382 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 08:21:18,387 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 08:21:18,387 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:21:18" (1/1) ... [2023-12-02 08:21:18,388 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28031cbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:18, skipping insertion in model container [2023-12-02 08:21:18,388 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:21:18" (1/1) ... [2023-12-02 08:21:18,422 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 08:21:18,541 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i[919,932] [2023-12-02 08:21:18,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:21:18,622 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 08:21:18,635 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i[919,932] [2023-12-02 08:21:18,671 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:21:18,688 INFO L206 MainTranslator]: Completed translation [2023-12-02 08:21:18,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:18 WrapperNode [2023-12-02 08:21:18,689 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 08:21:18,690 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 08:21:18,690 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 08:21:18,690 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 08:21:18,698 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:18" (1/1) ... [2023-12-02 08:21:18,710 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:18" (1/1) ... [2023-12-02 08:21:18,748 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 288 [2023-12-02 08:21:18,748 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 08:21:18,749 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 08:21:18,749 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 08:21:18,749 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 08:21:18,758 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:18" (1/1) ... [2023-12-02 08:21:18,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:18" (1/1) ... [2023-12-02 08:21:18,762 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:18" (1/1) ... [2023-12-02 08:21:18,763 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:18" (1/1) ... [2023-12-02 08:21:18,775 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:18" (1/1) ... [2023-12-02 08:21:18,780 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:18" (1/1) ... [2023-12-02 08:21:18,782 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:18" (1/1) ... [2023-12-02 08:21:18,785 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:18" (1/1) ... [2023-12-02 08:21:18,790 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 08:21:18,791 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 08:21:18,791 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 08:21:18,791 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 08:21:18,792 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:18" (1/1) ... [2023-12-02 08:21:18,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:21:18,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:21:18,826 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 08:21:18,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 08:21:18,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 08:21:18,864 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 08:21:18,864 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 08:21:18,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 08:21:18,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 08:21:18,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 08:21:18,952 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 08:21:18,954 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 08:21:19,373 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 08:21:19,727 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 08:21:19,728 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 08:21:19,729 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:21:19 BoogieIcfgContainer [2023-12-02 08:21:19,729 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 08:21:19,732 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 08:21:19,732 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 08:21:19,735 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 08:21:19,735 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:21:18" (1/3) ... [2023-12-02 08:21:19,736 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74b5e268 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:21:19, skipping insertion in model container [2023-12-02 08:21:19,736 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:18" (2/3) ... [2023-12-02 08:21:19,736 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74b5e268 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:21:19, skipping insertion in model container [2023-12-02 08:21:19,736 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:21:19" (3/3) ... [2023-12-02 08:21:19,738 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i [2023-12-02 08:21:19,756 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 08:21:19,756 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 08:21:19,803 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 08:21:19,810 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2de39d73, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 08:21:19,810 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 08:21:19,814 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-12-02 08:21:19,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-02 08:21:19,828 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:21:19,829 INFO L195 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:21:19,829 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:21:19,834 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:21:19,834 INFO L85 PathProgramCache]: Analyzing trace with hash 742958513, now seen corresponding path program 1 times [2023-12-02 08:21:19,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 08:21:19,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713566610] [2023-12-02 08:21:19,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:21:19,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 08:21:20,017 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 08:21:20,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [361253890] [2023-12-02 08:21:20,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:21:20,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:21:20,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:21:20,019 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:21:20,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 08:21:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 08:21:20,490 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 08:21:23,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 08:21:23,738 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 08:21:23,741 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 08:21:23,742 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 08:21:23,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 08:21:23,944 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 08:21:23,948 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 08:21:23,952 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 08:21:24,076 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 08:21:24 BoogieIcfgContainer [2023-12-02 08:21:24,076 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 08:21:24,077 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 08:21:24,077 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 08:21:24,077 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 08:21:24,078 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:21:19" (3/4) ... [2023-12-02 08:21:24,080 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 08:21:24,081 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 08:21:24,082 INFO L158 Benchmark]: Toolchain (without parser) took 5700.55ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 116.6MB in the beginning and 117.3MB in the end (delta: -716.5kB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2023-12-02 08:21:24,083 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 109.1MB. Free memory was 65.2MB in the beginning and 65.2MB in the end (delta: 55.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 08:21:24,083 INFO L158 Benchmark]: CACSL2BoogieTranslator took 307.05ms. Allocated memory is still 148.9MB. Free memory was 116.3MB in the beginning and 101.2MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 08:21:24,084 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.36ms. Allocated memory is still 148.9MB. Free memory was 101.2MB in the beginning and 97.5MB in the end (delta: 3.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 08:21:24,085 INFO L158 Benchmark]: Boogie Preprocessor took 41.23ms. Allocated memory is still 148.9MB. Free memory was 97.5MB in the beginning and 95.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 08:21:24,085 INFO L158 Benchmark]: RCFGBuilder took 938.63ms. Allocated memory is still 148.9MB. Free memory was 95.4MB in the beginning and 94.3MB in the end (delta: 1.1MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2023-12-02 08:21:24,086 INFO L158 Benchmark]: TraceAbstraction took 4344.57ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 94.3MB in the beginning and 117.3MB in the end (delta: -23.0MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2023-12-02 08:21:24,086 INFO L158 Benchmark]: Witness Printer took 4.04ms. Allocated memory is still 180.4MB. Free memory is still 117.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 08:21:24,090 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 109.1MB. Free memory was 65.2MB in the beginning and 65.2MB in the end (delta: 55.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 307.05ms. Allocated memory is still 148.9MB. Free memory was 116.3MB in the beginning and 101.2MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.36ms. Allocated memory is still 148.9MB. Free memory was 101.2MB in the beginning and 97.5MB in the end (delta: 3.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.23ms. Allocated memory is still 148.9MB. Free memory was 97.5MB in the beginning and 95.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 938.63ms. Allocated memory is still 148.9MB. Free memory was 95.4MB in the beginning and 94.3MB in the end (delta: 1.1MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. * TraceAbstraction took 4344.57ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 94.3MB in the beginning and 117.3MB in the end (delta: -23.0MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * Witness Printer took 4.04ms. Allocated memory is still 180.4MB. Free memory is still 117.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 66, overapproximation of bitwiseAnd at line 71, overapproximation of someBinaryArithmeticDOUBLEoperation at line 106, overapproximation of someBinaryDOUBLEComparisonOperation at line 202. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 15.8; [L23] double var_1_4 = 10.5; [L24] double var_1_5 = 1.55; [L25] signed char var_1_8 = -10; [L26] signed char var_1_10 = -16; [L27] signed char var_1_11 = -4; [L28] signed char var_1_12 = -16; [L29] double var_1_13 = 128.55; [L30] double var_1_14 = 2.3; [L31] double var_1_15 = 4.8; [L32] unsigned long int var_1_16 = 0; [L33] signed long int var_1_17 = 5; [L34] signed long int var_1_18 = 256; [L35] unsigned long int var_1_19 = 50; [L36] unsigned long int var_1_20 = 1; [L37] signed short int var_1_21 = -50; [L38] unsigned char var_1_23 = 1; [L39] unsigned char var_1_24 = 0; [L40] unsigned char var_1_25 = 0; [L41] unsigned char var_1_28 = 0; [L42] unsigned char var_1_29 = 0; [L43] unsigned char var_1_30 = 1; [L44] unsigned long int var_1_31 = 200; [L45] unsigned char var_1_35 = 32; [L46] unsigned char var_1_36 = 10; [L47] double var_1_37 = 15.5; [L48] signed long int var_1_39 = -10; [L49] unsigned long int var_1_42 = 10000; [L50] unsigned long int var_1_43 = 4251471014; [L51] signed short int var_1_44 = 64; [L52] unsigned char var_1_45 = 1; [L53] unsigned long int var_1_46 = 25; [L54] signed long int var_1_47 = -50; [L55] unsigned char var_1_48 = 0; [L56] double var_1_49 = 16.5; [L57] signed char last_1_var_1_8 = -10; [L58] signed short int last_1_var_1_21 = -50; [L59] unsigned char last_1_var_1_23 = 1; [L206] isInitial = 1 [L207] FCALL initially() [L208] COND TRUE 1 [L209] CALL updateLastVariables() [L197] last_1_var_1_8 = var_1_8 [L198] last_1_var_1_21 = var_1_21 [L199] last_1_var_1_23 = var_1_23 [L209] RET updateLastVariables() [L210] CALL updateVariables() [L144] var_1_4 = __VERIFIER_nondet_double() [L145] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=31/20, var_1_8=-10] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_5=31/20, var_1_8=-10] [L146] var_1_5 = __VERIFIER_nondet_double() [L147] CALL assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=-16, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L148] var_1_10 = __VERIFIER_nondet_char() [L149] CALL assume_abort_if_not(var_1_10 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_10 >= -63) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L150] CALL assume_abort_if_not(var_1_10 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_10 <= 63) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=-4, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L151] var_1_11 = __VERIFIER_nondet_char() [L152] CALL assume_abort_if_not(var_1_11 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_11 >= -31) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L153] CALL assume_abort_if_not(var_1_11 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_11 <= 32) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=-16, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L154] var_1_12 = __VERIFIER_nondet_char() [L155] CALL assume_abort_if_not(var_1_12 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_12 >= -31) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L156] CALL assume_abort_if_not(var_1_12 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_12 <= 31) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_14=23/10, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L157] var_1_14 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_15=24/5, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L159] var_1_15 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=5, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L161] var_1_17 = __VERIFIER_nondet_long() [L162] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L163] CALL assume_abort_if_not(var_1_17 <= 1073741824) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_17 <= 1073741824) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=256, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L164] var_1_18 = __VERIFIER_nondet_long() [L165] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L166] CALL assume_abort_if_not(var_1_18 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_18 <= 2147483647) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=50, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L167] var_1_19 = __VERIFIER_nondet_ulong() [L168] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L169] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=1, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L170] var_1_20 = __VERIFIER_nondet_ulong() [L171] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L172] CALL assume_abort_if_not(var_1_20 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_20 <= 2147483647) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L173] var_1_24 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L175] CALL assume_abort_if_not(var_1_24 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_24 <= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=0, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L176] var_1_28 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L178] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=0, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L179] var_1_29 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L181] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L182] var_1_30 = __VERIFIER_nondet_uchar() [L183] CALL assume_abort_if_not(var_1_30 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_30 >= 1) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L184] CALL assume_abort_if_not(var_1_30 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_30 <= 1) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=10, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L185] var_1_36 = __VERIFIER_nondet_uchar() [L186] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L187] CALL assume_abort_if_not(var_1_36 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=254, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_36 <= 254) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=254, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=4251471014, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L188] var_1_43 = __VERIFIER_nondet_ulong() [L189] CALL assume_abort_if_not(var_1_43 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=254, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_43 >= 3221225470) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=254, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L190] CALL assume_abort_if_not(var_1_43 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=254, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_43 <= 4294967294) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=254, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=1, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L191] var_1_45 = __VERIFIER_nondet_uchar() [L192] CALL assume_abort_if_not(var_1_45 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=254, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_45 >= 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=254, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L193] CALL assume_abort_if_not(var_1_45 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=254, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_45 <= 255) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=254, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L194] CALL assume_abort_if_not(var_1_45 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=254, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=29, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_45 != 0) VAL [isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=79/5, var_1_20=0, var_1_21=-50, var_1_23=1, var_1_24=0, var_1_25=0, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=254, var_1_37=31/2, var_1_39=-10, var_1_42=10000, var_1_43=3221225470, var_1_44=64, var_1_45=29, var_1_46=25, var_1_47=-50, var_1_48=0, var_1_49=33/2, var_1_8=-10] [L210] RET updateVariables() [L211] CALL step() [L63] COND TRUE 32 >= var_1_18 [L64] var_1_25 = ((var_1_23 || (var_1_28 && var_1_29)) && var_1_30) [L66] EXPR 16u | var_1_8 [L66] EXPR (((16u | var_1_8)) > (var_1_18)) ? ((16u | var_1_8)) : (var_1_18) [L66] EXPR 16u | var_1_8 [L66] EXPR (((16u | var_1_8)) > (var_1_18)) ? ((16u | var_1_8)) : (var_1_18) [L66] COND FALSE !(var_1_19 > (((((16u | var_1_8)) > (var_1_18)) ? ((16u | var_1_8)) : (var_1_18)))) [L71] EXPR var_1_17 & -10 [L71] COND FALSE !((var_1_17 & -10) < var_1_19) [L80] var_1_37 = var_1_5 [L81] COND FALSE !(! var_1_30) [L84] var_1_39 = (var_1_16 + ((((var_1_36) > ((var_1_8 + var_1_12))) ? (var_1_36) : ((var_1_8 + var_1_12))))) [L86] var_1_42 = ((var_1_43 - var_1_36) - var_1_21) [L87] COND FALSE !((var_1_18 / var_1_45) > ((((var_1_36) < 0 ) ? -(var_1_36) : (var_1_36)))) [L90] var_1_44 = var_1_8 [L92] var_1_46 = var_1_43 [L93] var_1_47 = var_1_8 [L94] var_1_48 = var_1_30 [L95] var_1_49 = var_1_15 [L96] COND TRUE last_1_var_1_21 <= ((((last_1_var_1_21) < (last_1_var_1_8)) ? (last_1_var_1_21) : (last_1_var_1_8))) [L97] COND TRUE \read(last_1_var_1_23) [L98] var_1_8 = (-16 + ((((var_1_10) < ((var_1_11 + var_1_12))) ? (var_1_10) : ((var_1_11 + var_1_12))))) [L103] var_1_23 = var_1_24 [L104] COND FALSE !(128u >= var_1_8) [L111] COND FALSE !(\read(var_1_23)) [L115] COND FALSE !(var_1_8 >= ((1329162249 - var_1_17) - var_1_18)) [L118] COND FALSE !(\read(var_1_23)) [L121] var_1_16 = var_1_19 [L124] COND FALSE !(((((var_1_12) < (var_1_18)) ? (var_1_12) : (var_1_18))) <= (var_1_11 + var_1_8)) [L133] unsigned char stepLocal_1 = var_1_23; [L134] signed char stepLocal_0 = var_1_8; [L135] COND TRUE stepLocal_0 >= var_1_16 [L136] var_1_1 = (var_1_4 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))) [L211] RET step() [L212] CALL, EXPR property() [L202] EXPR (((((var_1_8 >= var_1_16) ? (var_1_1 == ((double) (var_1_4 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) : ((var_1_23 || var_1_23) ? (var_1_1 == ((double) 128.75)) : 1)) && ((last_1_var_1_21 <= ((((last_1_var_1_21) < (last_1_var_1_8)) ? (last_1_var_1_21) : (last_1_var_1_8)))) ? (last_1_var_1_23 ? (var_1_8 == ((signed char) (-16 + ((((var_1_10) < ((var_1_11 + var_1_12))) ? (var_1_10) : ((var_1_11 + var_1_12))))))) : 1) : (var_1_8 == ((signed char) var_1_12)))) && ((128u >= var_1_8) ? ((! var_1_23) ? (var_1_13 == ((double) ((var_1_14 - var_1_15) + 0.25))) : (var_1_13 == ((double) var_1_14))) : (var_1_23 ? (var_1_13 == ((double) var_1_5)) : 1))) && ((var_1_8 >= ((1329162249 - var_1_17) - var_1_18)) ? (var_1_16 == ((unsigned long int) (((((((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) < (var_1_19)) ? (((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) : (var_1_19))) + var_1_20))) : (var_1_23 ? (var_1_16 == ((unsigned long int) var_1_18)) : (var_1_16 == ((unsigned long int) var_1_19))))) && ((((((var_1_12) < (var_1_18)) ? (var_1_12) : (var_1_18))) <= (var_1_11 + var_1_8)) ? ((var_1_11 >= (var_1_18 & var_1_16)) ? (var_1_21 == ((signed short int) 8)) : ((var_1_19 < var_1_8) ? (var_1_21 == ((signed short int) 64)) : 1)) : 1) [L202-L203] return ((((((var_1_8 >= var_1_16) ? (var_1_1 == ((double) (var_1_4 - ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) : ((var_1_23 || var_1_23) ? (var_1_1 == ((double) 128.75)) : 1)) && ((last_1_var_1_21 <= ((((last_1_var_1_21) < (last_1_var_1_8)) ? (last_1_var_1_21) : (last_1_var_1_8)))) ? (last_1_var_1_23 ? (var_1_8 == ((signed char) (-16 + ((((var_1_10) < ((var_1_11 + var_1_12))) ? (var_1_10) : ((var_1_11 + var_1_12))))))) : 1) : (var_1_8 == ((signed char) var_1_12)))) && ((128u >= var_1_8) ? ((! var_1_23) ? (var_1_13 == ((double) ((var_1_14 - var_1_15) + 0.25))) : (var_1_13 == ((double) var_1_14))) : (var_1_23 ? (var_1_13 == ((double) var_1_5)) : 1))) && ((var_1_8 >= ((1329162249 - var_1_17) - var_1_18)) ? (var_1_16 == ((unsigned long int) (((((((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) < (var_1_19)) ? (((((var_1_17) > (var_1_18)) ? (var_1_17) : (var_1_18)))) : (var_1_19))) + var_1_20))) : (var_1_23 ? (var_1_16 == ((unsigned long int) var_1_18)) : (var_1_16 == ((unsigned long int) var_1_19))))) && ((((((var_1_12) < (var_1_18)) ? (var_1_12) : (var_1_18))) <= (var_1_11 + var_1_8)) ? ((var_1_11 >= (var_1_18 & var_1_16)) ? (var_1_21 == ((signed short int) 8)) : ((var_1_19 < var_1_8) ? (var_1_21 == ((signed short int) 64)) : 1)) : 1)) && (var_1_23 == ((unsigned char) var_1_24)) ; [L212] RET, EXPR property() [L212] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_14=0, var_1_15=3, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=-50, var_1_23=0, var_1_24=0, var_1_25=1, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=254, var_1_37=2, var_1_39=254, var_1_42=3221225266, var_1_43=3221225470, var_1_44=-10, var_1_45=29, var_1_46=3221225470, var_1_47=-10, var_1_48=1, var_1_49=3, var_1_5=2, var_1_8=-1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=-50, last_1_var_1_23=1, last_1_var_1_8=-10, var_1_10=15, var_1_11=30, var_1_12=31, var_1_13=2571/20, var_1_14=0, var_1_15=3, var_1_16=0, var_1_17=29, var_1_18=30, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=-50, var_1_23=0, var_1_24=0, var_1_25=1, var_1_28=1, var_1_29=1, var_1_30=1, var_1_31=200, var_1_35=32, var_1_36=254, var_1_37=2, var_1_39=254, var_1_42=3221225266, var_1_43=3221225470, var_1_44=-10, var_1_45=29, var_1_46=3221225470, var_1_47=-10, var_1_48=1, var_1_49=3, var_1_5=2, var_1_8=-1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.2s, OverallIterations: 1, TraceHistogramMax: 33, 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=60occurred 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, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 121 NumberOfCodeBlocks, 121 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 08:21:24,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/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_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh --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 2ed23d94a5510a02522217ac25d44c0be6f4c30553346d9a869cec0689948ba9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 08:21:26,056 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 08:21:26,132 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 08:21:26,139 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 08:21:26,139 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 08:21:26,168 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 08:21:26,169 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 08:21:26,169 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 08:21:26,170 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 08:21:26,170 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 08:21:26,171 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 08:21:26,172 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 08:21:26,172 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 08:21:26,173 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 08:21:26,173 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 08:21:26,174 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 08:21:26,175 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 08:21:26,175 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 08:21:26,176 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 08:21:26,176 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 08:21:26,177 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 08:21:26,177 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 08:21:26,178 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 08:21:26,178 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 08:21:26,179 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 08:21:26,179 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 08:21:26,180 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 08:21:26,180 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 08:21:26,180 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 08:21:26,181 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 08:21:26,181 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 08:21:26,182 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 08:21:26,182 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 08:21:26,182 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 08:21:26,182 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:21:26,183 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 08:21:26,183 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 08:21:26,183 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 08:21:26,183 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 08:21:26,184 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 08:21:26,184 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 08:21:26,184 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 08:21:26,184 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 08:21:26,185 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 08:21:26,185 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_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ed23d94a5510a02522217ac25d44c0be6f4c30553346d9a869cec0689948ba9 [2023-12-02 08:21:26,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 08:21:26,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 08:21:26,492 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 08:21:26,493 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 08:21:26,493 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 08:21:26,495 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i [2023-12-02 08:21:29,286 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 08:21:29,505 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 08:21:29,506 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i [2023-12-02 08:21:29,516 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/data/61ed90ce8/886f90c07a2d4cf8b06909f1f3a54925/FLAGa778e1844 [2023-12-02 08:21:29,529 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/data/61ed90ce8/886f90c07a2d4cf8b06909f1f3a54925 [2023-12-02 08:21:29,531 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 08:21:29,532 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 08:21:29,534 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 08:21:29,534 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 08:21:29,539 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 08:21:29,539 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:21:29" (1/1) ... [2023-12-02 08:21:29,540 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@589a297f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:29, skipping insertion in model container [2023-12-02 08:21:29,541 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:21:29" (1/1) ... [2023-12-02 08:21:29,579 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 08:21:29,733 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i[919,932] [2023-12-02 08:21:29,801 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:21:29,818 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 08:21:29,831 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i[919,932] [2023-12-02 08:21:29,869 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 08:21:29,889 INFO L206 MainTranslator]: Completed translation [2023-12-02 08:21:29,890 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:29 WrapperNode [2023-12-02 08:21:29,890 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 08:21:29,891 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 08:21:29,891 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 08:21:29,891 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 08:21:29,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:29" (1/1) ... [2023-12-02 08:21:29,914 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:29" (1/1) ... [2023-12-02 08:21:29,945 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 211 [2023-12-02 08:21:29,946 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 08:21:29,946 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 08:21:29,947 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 08:21:29,947 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 08:21:29,956 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:29" (1/1) ... [2023-12-02 08:21:29,956 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:29" (1/1) ... [2023-12-02 08:21:29,962 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:29" (1/1) ... [2023-12-02 08:21:29,962 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:29" (1/1) ... [2023-12-02 08:21:29,975 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:29" (1/1) ... [2023-12-02 08:21:29,979 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:29" (1/1) ... [2023-12-02 08:21:29,983 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:29" (1/1) ... [2023-12-02 08:21:29,986 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:29" (1/1) ... [2023-12-02 08:21:29,991 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 08:21:29,992 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 08:21:29,992 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 08:21:29,992 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 08:21:29,993 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:29" (1/1) ... [2023-12-02 08:21:29,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 08:21:30,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:21:30,025 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 08:21:30,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 08:21:30,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 08:21:30,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 08:21:30,064 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 08:21:30,064 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 08:21:30,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 08:21:30,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 08:21:30,161 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 08:21:30,164 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 08:21:32,864 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 08:21:32,910 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 08:21:32,910 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 08:21:32,911 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:21:32 BoogieIcfgContainer [2023-12-02 08:21:32,911 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 08:21:32,914 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 08:21:32,914 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 08:21:32,917 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 08:21:32,918 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:21:29" (1/3) ... [2023-12-02 08:21:32,918 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f13f294 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:21:32, skipping insertion in model container [2023-12-02 08:21:32,918 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:21:29" (2/3) ... [2023-12-02 08:21:32,919 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f13f294 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:21:32, skipping insertion in model container [2023-12-02 08:21:32,919 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:21:32" (3/3) ... [2023-12-02 08:21:32,920 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-24.i [2023-12-02 08:21:32,939 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 08:21:32,939 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 08:21:32,989 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 08:21:32,996 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@74b1038f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 08:21:32,996 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 08:21:33,001 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 54 states have (on average 1.4814814814814814) internal successors, (80), 55 states have internal predecessors, (80), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-12-02 08:21:33,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-12-02 08:21:33,019 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:21:33,020 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:21:33,020 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:21:33,026 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:21:33,026 INFO L85 PathProgramCache]: Analyzing trace with hash -2048442452, now seen corresponding path program 1 times [2023-12-02 08:21:33,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:21:33,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [541403673] [2023-12-02 08:21:33,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:21:33,041 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:21:33,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:21:33,042 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 08:21:33,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-12-02 08:21:33,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:21:33,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 08:21:33,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:21:33,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 892 proven. 0 refuted. 0 times theorem prover too weak. 1220 trivial. 0 not checked. [2023-12-02 08:21:33,524 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:21:33,525 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:21:33,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [541403673] [2023-12-02 08:21:33,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [541403673] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:21:33,526 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:21:33,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 08:21:33,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305226035] [2023-12-02 08:21:33,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:21:33,534 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 08:21:33,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:21:33,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 08:21:33,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 08:21:33,576 INFO L87 Difference]: Start difference. First operand has 90 states, 54 states have (on average 1.4814814814814814) internal successors, (80), 55 states have internal predecessors, (80), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-12-02 08:21:34,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:21:34,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:21:34,795 INFO L93 Difference]: Finished difference Result 176 states and 321 transitions. [2023-12-02 08:21:34,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 08:21:34,819 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 204 [2023-12-02 08:21:34,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:21:34,825 INFO L225 Difference]: With dead ends: 176 [2023-12-02 08:21:34,825 INFO L226 Difference]: Without dead ends: 87 [2023-12-02 08:21:34,828 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 08:21:34,832 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-12-02 08:21:34,832 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 135 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-12-02 08:21:34,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-12-02 08:21:34,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-12-02 08:21:34,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 52 states have (on average 1.3846153846153846) internal successors, (72), 52 states have internal predecessors, (72), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-12-02 08:21:34,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 138 transitions. [2023-12-02 08:21:34,884 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 138 transitions. Word has length 204 [2023-12-02 08:21:34,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:21:34,885 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 138 transitions. [2023-12-02 08:21:34,885 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-12-02 08:21:34,885 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 138 transitions. [2023-12-02 08:21:34,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-12-02 08:21:34,891 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:21:34,891 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:21:34,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-12-02 08:21:35,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:21:35,096 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:21:35,096 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:21:35,097 INFO L85 PathProgramCache]: Analyzing trace with hash -1488514898, now seen corresponding path program 1 times [2023-12-02 08:21:35,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:21:35,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1779027957] [2023-12-02 08:21:35,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:21:35,098 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:21:35,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:21:35,099 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 08:21:35,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-12-02 08:21:35,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:21:35,479 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 08:21:35,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:21:35,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 848 proven. 24 refuted. 0 times theorem prover too weak. 1240 trivial. 0 not checked. [2023-12-02 08:21:35,732 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:21:36,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 72 proven. 24 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-12-02 08:21:36,020 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:21:36,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1779027957] [2023-12-02 08:21:36,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1779027957] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 08:21:36,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [460865684] [2023-12-02 08:21:36,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:21:36,021 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 08:21:36,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 08:21:36,044 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 08:21:36,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 08:21:37,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:21:37,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 08:21:37,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:21:37,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 848 proven. 24 refuted. 0 times theorem prover too weak. 1240 trivial. 0 not checked. [2023-12-02 08:21:37,438 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:21:37,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 72 proven. 24 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-12-02 08:21:37,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [460865684] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 08:21:37,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1576278278] [2023-12-02 08:21:37,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:21:37,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:21:37,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:21:37,657 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:21:37,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-02 08:21:37,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:21:37,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 08:21:37,929 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:21:38,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 848 proven. 24 refuted. 0 times theorem prover too weak. 1240 trivial. 0 not checked. [2023-12-02 08:21:38,072 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:21:38,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 72 proven. 24 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-12-02 08:21:38,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1576278278] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 08:21:38,274 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-12-02 08:21:38,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2023-12-02 08:21:38,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459099748] [2023-12-02 08:21:38,275 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-12-02 08:21:38,278 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-02 08:21:38,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:21:38,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-02 08:21:38,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-12-02 08:21:38,280 INFO L87 Difference]: Start difference. First operand 87 states and 138 transitions. Second operand has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2023-12-02 08:21:40,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:21:40,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:21:40,530 INFO L93 Difference]: Finished difference Result 179 states and 280 transitions. [2023-12-02 08:21:40,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-02 08:21:40,550 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 204 [2023-12-02 08:21:40,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:21:40,553 INFO L225 Difference]: With dead ends: 179 [2023-12-02 08:21:40,553 INFO L226 Difference]: Without dead ends: 93 [2023-12-02 08:21:40,555 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1222 GetRequests, 1210 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-12-02 08:21:40,556 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 145 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 222 SdHoareTripleChecker+Invalid, 236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-12-02 08:21:40,557 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [169 Valid, 222 Invalid, 236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-12-02 08:21:40,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2023-12-02 08:21:40,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 91. [2023-12-02 08:21:40,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 55 states have (on average 1.3454545454545455) internal successors, (74), 55 states have internal predecessors, (74), 33 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-12-02 08:21:40,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 140 transitions. [2023-12-02 08:21:40,577 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 140 transitions. Word has length 204 [2023-12-02 08:21:40,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:21:40,579 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 140 transitions. [2023-12-02 08:21:40,579 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2023-12-02 08:21:40,579 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 140 transitions. [2023-12-02 08:21:40,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-12-02 08:21:40,583 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:21:40,583 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:21:40,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-12-02 08:21:40,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-02 08:21:40,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 08:21:41,185 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:21:41,185 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:21:41,186 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:21:41,186 INFO L85 PathProgramCache]: Analyzing trace with hash 1526588720, now seen corresponding path program 1 times [2023-12-02 08:21:41,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:21:41,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1361734726] [2023-12-02 08:21:41,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:21:41,187 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:21:41,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:21:41,188 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 08:21:41,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-12-02 08:21:41,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:21:41,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 08:21:41,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:21:43,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-12-02 08:21:43,299 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 08:21:43,299 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:21:43,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1361734726] [2023-12-02 08:21:43,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1361734726] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 08:21:43,299 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 08:21:43,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 08:21:43,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752445118] [2023-12-02 08:21:43,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 08:21:43,301 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 08:21:43,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:21:43,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 08:21:43,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 08:21:43,302 INFO L87 Difference]: Start difference. First operand 91 states and 140 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-12-02 08:21:46,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:21:46,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:21:46,142 INFO L93 Difference]: Finished difference Result 288 states and 444 transitions. [2023-12-02 08:21:46,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 08:21:46,164 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 204 [2023-12-02 08:21:46,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:21:46,166 INFO L225 Difference]: With dead ends: 288 [2023-12-02 08:21:46,166 INFO L226 Difference]: Without dead ends: 198 [2023-12-02 08:21:46,167 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 08:21:46,168 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 102 mSDsluCounter, 247 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-12-02 08:21:46,169 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 388 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-12-02 08:21:46,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2023-12-02 08:21:46,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 178. [2023-12-02 08:21:46,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 107 states have (on average 1.3271028037383177) internal successors, (142), 107 states have internal predecessors, (142), 66 states have call successors, (66), 4 states have call predecessors, (66), 4 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-12-02 08:21:46,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 274 transitions. [2023-12-02 08:21:46,218 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 274 transitions. Word has length 204 [2023-12-02 08:21:46,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:21:46,219 INFO L495 AbstractCegarLoop]: Abstraction has 178 states and 274 transitions. [2023-12-02 08:21:46,220 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-12-02 08:21:46,220 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 274 transitions. [2023-12-02 08:21:46,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-12-02 08:21:46,224 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:21:46,224 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:21:46,235 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-12-02 08:21:46,425 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:21:46,425 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:21:46,425 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:21:46,426 INFO L85 PathProgramCache]: Analyzing trace with hash 274530804, now seen corresponding path program 1 times [2023-12-02 08:21:46,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:21:46,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [856512065] [2023-12-02 08:21:46,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:21:46,427 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:21:46,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:21:46,428 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 08:21:46,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-12-02 08:21:46,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:21:46,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 08:21:46,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:21:47,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1058 proven. 39 refuted. 0 times theorem prover too weak. 1015 trivial. 0 not checked. [2023-12-02 08:21:47,106 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:21:47,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 57 proven. 39 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-12-02 08:21:47,409 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 08:21:47,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [856512065] [2023-12-02 08:21:47,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [856512065] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 08:21:47,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1852912623] [2023-12-02 08:21:47,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:21:47,410 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 08:21:47,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 08:21:47,411 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 08:21:47,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-02 08:21:48,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:21:48,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 08:21:48,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:21:48,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1058 proven. 39 refuted. 0 times theorem prover too weak. 1015 trivial. 0 not checked. [2023-12-02 08:21:48,911 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:21:49,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 57 proven. 39 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-12-02 08:21:49,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1852912623] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 08:21:49,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1443966164] [2023-12-02 08:21:49,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:21:49,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 08:21:49,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 08:21:49,122 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 08:21:49,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-12-02 08:21:49,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:21:49,424 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 08:21:49,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:21:49,679 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1058 proven. 39 refuted. 0 times theorem prover too weak. 1015 trivial. 0 not checked. [2023-12-02 08:21:49,679 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 08:21:49,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 57 proven. 39 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-12-02 08:21:49,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1443966164] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 08:21:49,883 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-12-02 08:21:49,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 8 [2023-12-02 08:21:49,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665720701] [2023-12-02 08:21:49,883 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-12-02 08:21:49,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-12-02 08:21:49,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 08:21:49,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-12-02 08:21:49,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-12-02 08:21:49,886 INFO L87 Difference]: Start difference. First operand 178 states and 274 transitions. Second operand has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (46), 2 states have call predecessors, (46), 4 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2023-12-02 08:21:52,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 08:21:53,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 08:21:53,027 INFO L93 Difference]: Finished difference Result 454 states and 681 transitions. [2023-12-02 08:21:53,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-12-02 08:21:53,028 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (46), 2 states have call predecessors, (46), 4 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 205 [2023-12-02 08:21:53,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 08:21:53,032 INFO L225 Difference]: With dead ends: 454 [2023-12-02 08:21:53,032 INFO L226 Difference]: Without dead ends: 277 [2023-12-02 08:21:53,034 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1236 GetRequests, 1216 SyntacticMatches, 3 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2023-12-02 08:21:53,035 INFO L413 NwaCegarLoop]: 162 mSDtfsCounter, 190 mSDsluCounter, 256 mSDsCounter, 0 mSdLazyCounter, 418 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 418 SdHoareTripleChecker+Invalid, 528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2023-12-02 08:21:53,035 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [210 Valid, 418 Invalid, 528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 418 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2023-12-02 08:21:53,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2023-12-02 08:21:53,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 186. [2023-12-02 08:21:53,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 113 states have (on average 1.2654867256637168) internal successors, (143), 113 states have internal predecessors, (143), 66 states have call successors, (66), 6 states have call predecessors, (66), 6 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-12-02 08:21:53,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 275 transitions. [2023-12-02 08:21:53,080 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 275 transitions. Word has length 205 [2023-12-02 08:21:53,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 08:21:53,081 INFO L495 AbstractCegarLoop]: Abstraction has 186 states and 275 transitions. [2023-12-02 08:21:53,082 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 2 states have call successors, (46), 2 states have call predecessors, (46), 4 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2023-12-02 08:21:53,082 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 275 transitions. [2023-12-02 08:21:53,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-12-02 08:21:53,085 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 08:21:53,086 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 08:21:53,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-02 08:21:53,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-12-02 08:21:53,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/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)] Ended with exit code 0 [2023-12-02 08:21:53,686 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:21:53,687 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 08:21:53,687 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 08:21:53,687 INFO L85 PathProgramCache]: Analyzing trace with hash -534815822, now seen corresponding path program 1 times [2023-12-02 08:21:53,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 08:21:53,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [298448435] [2023-12-02 08:21:53,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 08:21:53,688 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 08:21:53,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 08:21:53,689 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 08:21:53,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_334e90f4-dc61-435b-9f6b-95fd174c227a/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2023-12-02 08:21:54,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 08:21:54,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 08:21:54,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 08:23:03,585 WARN L293 SmtUtils]: Spent 15.17s on a formula simplification that was a NOOP. DAG size: 116 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)