./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-88.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_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-88.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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 53755642d89d6037be376831b03479fef7eeb8c5758e8107a832bfc0071676df --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 19:19:08,436 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 19:19:08,502 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 19:19:08,507 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 19:19:08,507 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 19:19:08,532 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 19:19:08,533 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 19:19:08,533 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 19:19:08,534 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 19:19:08,534 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 19:19:08,535 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 19:19:08,535 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 19:19:08,536 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 19:19:08,536 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 19:19:08,537 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 19:19:08,537 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 19:19:08,538 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 19:19:08,538 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 19:19:08,539 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 19:19:08,539 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 19:19:08,540 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 19:19:08,541 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 19:19:08,541 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 19:19:08,542 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 19:19:08,542 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 19:19:08,543 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 19:19:08,543 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 19:19:08,543 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 19:19:08,544 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 19:19:08,544 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 19:19:08,544 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 19:19:08,545 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 19:19:08,545 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 19:19:08,546 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 19:19:08,546 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 19:19:08,546 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 19:19:08,546 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 19:19:08,547 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:19:08,547 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 19:19:08,547 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 19:19:08,547 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 19:19:08,548 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 19:19:08,548 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 19:19:08,548 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 19:19:08,548 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 19:19:08,548 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 19:19:08,548 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 19:19:08,549 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_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53755642d89d6037be376831b03479fef7eeb8c5758e8107a832bfc0071676df [2023-12-02 19:19:08,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 19:19:08,807 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 19:19:08,810 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 19:19:08,811 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 19:19:08,812 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 19:19:08,813 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-88.i [2023-12-02 19:19:11,561 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 19:19:11,753 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 19:19:11,754 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-88.i [2023-12-02 19:19:11,763 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/data/5ee9693f5/f7caec0df6fb4760aa0dbfa950482350/FLAG86dc7cbc2 [2023-12-02 19:19:11,774 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/data/5ee9693f5/f7caec0df6fb4760aa0dbfa950482350 [2023-12-02 19:19:11,776 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 19:19:11,777 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 19:19:11,778 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 19:19:11,779 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 19:19:11,784 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 19:19:11,784 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:19:11" (1/1) ... [2023-12-02 19:19:11,786 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@233ff27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:11, skipping insertion in model container [2023-12-02 19:19:11,786 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:19:11" (1/1) ... [2023-12-02 19:19:11,825 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 19:19:11,944 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_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-88.i[916,929] [2023-12-02 19:19:12,024 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:19:12,037 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 19:19:12,047 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_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-88.i[916,929] [2023-12-02 19:19:12,090 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:19:12,106 INFO L206 MainTranslator]: Completed translation [2023-12-02 19:19:12,106 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:12 WrapperNode [2023-12-02 19:19:12,106 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 19:19:12,107 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 19:19:12,107 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 19:19:12,107 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 19:19:12,113 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:12" (1/1) ... [2023-12-02 19:19:12,126 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:12" (1/1) ... [2023-12-02 19:19:12,173 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 274 [2023-12-02 19:19:12,173 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 19:19:12,174 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 19:19:12,174 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 19:19:12,174 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 19:19:12,181 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:12" (1/1) ... [2023-12-02 19:19:12,182 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:12" (1/1) ... [2023-12-02 19:19:12,187 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:12" (1/1) ... [2023-12-02 19:19:12,187 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:12" (1/1) ... [2023-12-02 19:19:12,205 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:12" (1/1) ... [2023-12-02 19:19:12,210 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:12" (1/1) ... [2023-12-02 19:19:12,214 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:12" (1/1) ... [2023-12-02 19:19:12,218 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:12" (1/1) ... [2023-12-02 19:19:12,224 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 19:19:12,225 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 19:19:12,225 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 19:19:12,226 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 19:19:12,227 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:12" (1/1) ... [2023-12-02 19:19:12,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:19:12,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:19:12,265 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 19:19:12,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 19:19:12,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 19:19:12,299 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 19:19:12,299 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 19:19:12,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 19:19:12,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 19:19:12,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 19:19:12,395 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 19:19:12,398 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 19:19:12,871 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 19:19:13,365 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 19:19:13,366 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 19:19:13,367 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:19:13 BoogieIcfgContainer [2023-12-02 19:19:13,367 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 19:19:13,369 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 19:19:13,370 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 19:19:13,373 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 19:19:13,373 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:19:11" (1/3) ... [2023-12-02 19:19:13,374 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ff544a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:19:13, skipping insertion in model container [2023-12-02 19:19:13,374 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:12" (2/3) ... [2023-12-02 19:19:13,374 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ff544a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:19:13, skipping insertion in model container [2023-12-02 19:19:13,375 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:19:13" (3/3) ... [2023-12-02 19:19:13,376 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-88.i [2023-12-02 19:19:13,396 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 19:19:13,396 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 19:19:13,447 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 19:19:13,454 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;@7da79813, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 19:19:13,454 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 19:19:13,458 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-12-02 19:19:13,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-02 19:19:13,471 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:19:13,471 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:19:13,472 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:19:13,477 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:19:13,477 INFO L85 PathProgramCache]: Analyzing trace with hash 852927187, now seen corresponding path program 1 times [2023-12-02 19:19:13,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 19:19:13,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956303753] [2023-12-02 19:19:13,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:19:13,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 19:19:13,672 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 19:19:13,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [735658880] [2023-12-02 19:19:13,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:19:13,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 19:19:13,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:19:13,676 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 19:19:13,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 19:19:14,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 19:19:14,119 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 19:19:14,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 19:19:14,517 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 19:19:14,520 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 19:19:14,521 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 19:19:14,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 19:19:14,723 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 19:19:14,728 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 19:19:14,731 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 19:19:14,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 07:19:14 BoogieIcfgContainer [2023-12-02 19:19:14,841 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 19:19:14,841 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 19:19:14,841 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 19:19:14,842 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 19:19:14,842 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:19:13" (3/4) ... [2023-12-02 19:19:14,844 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 19:19:14,845 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 19:19:14,846 INFO L158 Benchmark]: Toolchain (without parser) took 3068.67ms. Allocated memory was 163.6MB in the beginning and 203.4MB in the end (delta: 39.8MB). Free memory was 122.3MB in the beginning and 120.6MB in the end (delta: 1.8MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. [2023-12-02 19:19:14,847 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 163.6MB. Free memory is still 135.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 19:19:14,847 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.90ms. Allocated memory is still 163.6MB. Free memory was 122.3MB in the beginning and 106.1MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 19:19:14,848 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.29ms. Allocated memory is still 163.6MB. Free memory was 106.1MB in the beginning and 100.8MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 19:19:14,848 INFO L158 Benchmark]: Boogie Preprocessor took 50.80ms. Allocated memory is still 163.6MB. Free memory was 100.8MB in the beginning and 98.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 19:19:14,849 INFO L158 Benchmark]: RCFGBuilder took 1142.13ms. Allocated memory was 163.6MB in the beginning and 203.4MB in the end (delta: 39.8MB). Free memory was 98.1MB in the beginning and 97.4MB in the end (delta: 652.1kB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. [2023-12-02 19:19:14,850 INFO L158 Benchmark]: TraceAbstraction took 1471.29ms. Allocated memory is still 203.4MB. Free memory was 97.4MB in the beginning and 121.6MB in the end (delta: -24.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 19:19:14,850 INFO L158 Benchmark]: Witness Printer took 3.82ms. Allocated memory is still 203.4MB. Free memory was 121.6MB in the beginning and 120.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 19:19:14,853 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 163.6MB. Free memory is still 135.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 327.90ms. Allocated memory is still 163.6MB. Free memory was 122.3MB in the beginning and 106.1MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.29ms. Allocated memory is still 163.6MB. Free memory was 106.1MB in the beginning and 100.8MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.80ms. Allocated memory is still 163.6MB. Free memory was 100.8MB in the beginning and 98.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1142.13ms. Allocated memory was 163.6MB in the beginning and 203.4MB in the end (delta: 39.8MB). Free memory was 98.1MB in the beginning and 97.4MB in the end (delta: 652.1kB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1471.29ms. Allocated memory is still 203.4MB. Free memory was 97.4MB in the beginning and 121.6MB in the end (delta: -24.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.82ms. Allocated memory is still 203.4MB. Free memory was 121.6MB in the beginning and 120.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 62, overapproximation of shiftLeft at line 131, overapproximation of shiftRight at line 135, overapproximation of bitwiseAnd at line 88, overapproximation of someBinaryDOUBLEComparisonOperation at line 204, overapproximation of someBinaryArithmeticFLOAToperation at line 91. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 128; [L23] float var_1_9 = 7.375; [L24] float var_1_11 = 0.6; [L25] float var_1_12 = 255.6; [L26] unsigned char var_1_13 = 0; [L27] float var_1_14 = 5.875; [L28] signed long int var_1_15 = -128; [L29] unsigned long int var_1_16 = 8; [L30] unsigned long int var_1_18 = 1477246099; [L31] unsigned long int var_1_19 = 1364989049; [L32] unsigned char var_1_20 = 128; [L33] unsigned char var_1_21 = 1; [L34] float var_1_22 = 10000000.4; [L35] float var_1_24 = 100.875; [L36] signed short int var_1_25 = -4; [L37] unsigned char var_1_26 = 32; [L38] signed char var_1_27 = 16; [L39] signed char var_1_28 = -64; [L40] signed char var_1_29 = 2; [L41] signed char var_1_30 = -2; [L42] unsigned short int var_1_31 = 8; [L43] unsigned short int var_1_32 = 25791; [L44] float var_1_34 = 25.3; [L45] float var_1_35 = 4.5; [L46] unsigned char var_1_36 = 0; [L47] unsigned char var_1_37 = 0; [L48] unsigned char var_1_38 = 0; [L49] double var_1_39 = 256.5; [L50] signed short int last_1_var_1_1 = 128; [L51] float last_1_var_1_9 = 7.375; [L52] signed long int last_1_var_1_15 = -128; [L53] unsigned long int last_1_var_1_16 = 8; [L54] unsigned char last_1_var_1_20 = 128; [L55] signed short int last_1_var_1_25 = -4; [L56] signed char last_1_var_1_27 = 16; [L57] unsigned char last_1_var_1_36 = 0; [L208] isInitial = 1 [L209] FCALL initially() [L210] int k_loop; [L211] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_11=3/5, var_1_12=1278/5, var_1_13=0, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L211] COND TRUE k_loop < 1 [L212] CALL updateLastVariables() [L194] last_1_var_1_1 = var_1_1 [L195] last_1_var_1_9 = var_1_9 [L196] last_1_var_1_15 = var_1_15 [L197] last_1_var_1_16 = var_1_16 [L198] last_1_var_1_20 = var_1_20 [L199] last_1_var_1_25 = var_1_25 [L200] last_1_var_1_27 = var_1_27 [L201] last_1_var_1_36 = var_1_36 [L212] RET updateLastVariables() [L213] CALL updateVariables() [L148] var_1_11 = __VERIFIER_nondet_float() [L149] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=1278/5, var_1_13=0, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854776000e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_12=1278/5, var_1_13=0, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L150] var_1_12 = __VERIFIER_nondet_float() [L151] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=0, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=0, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L152] var_1_13 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L154] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_14=47/8, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L155] var_1_14 = __VERIFIER_nondet_float() [L156] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=1477246099, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L157] var_1_18 = __VERIFIER_nondet_ulong() [L158] CALL assume_abort_if_not(var_1_18 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_18 >= 1073741823) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L159] CALL assume_abort_if_not(var_1_18 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_18 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=1364989049, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L160] var_1_19 = __VERIFIER_nondet_ulong() [L161] CALL assume_abort_if_not(var_1_19 >= 1073741824) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_19 >= 1073741824) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L162] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=1, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L163] var_1_21 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L165] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_24=807/8, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L166] var_1_24 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_24 >= -922337.2036854765600e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=32, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L168] var_1_26 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L170] CALL assume_abort_if_not(var_1_26 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_26 <= 255) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L171] CALL assume_abort_if_not(var_1_26 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_26 != 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=-64, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L172] var_1_28 = __VERIFIER_nondet_char() [L173] CALL assume_abort_if_not(var_1_28 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=0, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_28 >= -127) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=0, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L174] CALL assume_abort_if_not(var_1_28 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=0, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_28 <= 126) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=0, var_1_29=2, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L175] var_1_29 = __VERIFIER_nondet_char() [L176] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=0, var_1_29=0, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=0, var_1_29=0, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L177] CALL assume_abort_if_not(var_1_29 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=0, var_1_29=0, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_29 <= 126) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=0, var_1_29=0, var_1_30=-2, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L178] var_1_30 = __VERIFIER_nondet_char() [L179] CALL assume_abort_if_not(var_1_30 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=0, var_1_29=0, var_1_30=126, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_30 >= -126) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=0, var_1_29=0, var_1_30=126, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L180] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=0, var_1_29=0, var_1_30=126, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=0, var_1_29=0, var_1_30=126, var_1_31=8, var_1_32=25791, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L181] var_1_32 = __VERIFIER_nondet_ushort() [L182] CALL assume_abort_if_not(var_1_32 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=0, var_1_29=0, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_32 >= 16383) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=0, var_1_29=0, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L183] CALL assume_abort_if_not(var_1_32 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=0, var_1_29=0, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_32 <= 32767) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=0, var_1_29=0, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_35=9/2, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L184] var_1_35 = __VERIFIER_nondet_float() [L185] CALL assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=0, var_1_29=0, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 9223372.036854765600e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=0, var_1_29=0, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L186] var_1_37 = __VERIFIER_nondet_uchar() [L187] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=0, var_1_29=0, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_36=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=0, var_1_29=0, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_36=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L188] CALL assume_abort_if_not(var_1_37 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=0, var_1_29=0, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_37 <= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=0, var_1_29=0, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L189] var_1_38 = __VERIFIER_nondet_uchar() [L190] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=0, var_1_29=0, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_36=0, var_1_37=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=0, var_1_29=0, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_36=0, var_1_37=0, var_1_39=513/2, var_1_9=59/8] [L191] CALL assume_abort_if_not(var_1_38 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=0, var_1_29=0, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_38 <= 0) VAL [isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_15=-128, var_1_16=8, var_1_18=2147483647, var_1_19=2147483647, var_1_1=128, var_1_20=128, var_1_21=127, var_1_22=50000002/5, var_1_25=-4, var_1_26=5, var_1_27=16, var_1_28=0, var_1_29=0, var_1_30=126, var_1_31=8, var_1_32=32767, var_1_34=253/10, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=513/2, var_1_9=59/8] [L213] RET updateVariables() [L214] CALL step() [L61] unsigned char stepLocal_6 = var_1_21; [L62] COND FALSE !(var_1_24 <= ((((last_1_var_1_9) > (var_1_14)) ? (last_1_var_1_9) : (var_1_14)))) [L69] var_1_25 = last_1_var_1_27 [L71] signed long int stepLocal_7 = last_1_var_1_15 - var_1_21; [L72] COND TRUE ! last_1_var_1_36 [L73] COND TRUE last_1_var_1_1 >= stepLocal_7 [L74] var_1_27 = var_1_28 [L81] unsigned char stepLocal_3 = var_1_12 >= var_1_14; [L82] COND FALSE !(var_1_12 <= (31.8f / 127.5f)) [L87] unsigned long int stepLocal_8 = 64u / var_1_18; [L88] EXPR var_1_21 & var_1_20 [L88] COND TRUE ((var_1_26 + var_1_29) * (var_1_21 & var_1_20)) >= stepLocal_8 [L89] var_1_31 = (var_1_21 + (var_1_32 - var_1_20)) [L91] var_1_34 = (var_1_35 - 10.6f) [L92] var_1_39 = var_1_35 [L93] signed long int stepLocal_2 = last_1_var_1_27; [L94] COND FALSE !((last_1_var_1_25 + last_1_var_1_20) == stepLocal_2) [L97] var_1_16 = last_1_var_1_20 [L99] signed short int stepLocal_10 = var_1_25; [L100] unsigned long int stepLocal_9 = var_1_16; [L101] COND TRUE 8 <= stepLocal_9 [L102] COND TRUE var_1_19 > stepLocal_10 [L103] var_1_36 = (var_1_37 || (var_1_13 && var_1_38)) [L108] signed long int stepLocal_1 = -2; [L109] COND FALSE !(\read(var_1_36)) [L124] unsigned short int stepLocal_0 = var_1_31; [L125] COND TRUE stepLocal_0 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20))) [L126] var_1_1 = ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))) [L130] COND FALSE !(var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) [L135] EXPR ((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27 [L135] signed long int stepLocal_5 = ((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27; [L136] signed long int stepLocal_4 = (var_1_1 - var_1_21) * var_1_27; [L137] COND TRUE stepLocal_4 <= ((var_1_1 + 25) - (var_1_18 - var_1_20)) [L138] COND TRUE stepLocal_5 > var_1_21 [L139] var_1_22 = var_1_24 [L214] RET step() [L215] CALL, EXPR property() [L204] EXPR (((var_1_31 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) ? (var_1_1 == ((signed short int) ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))))) : (var_1_1 == ((signed short int) var_1_27))) && (var_1_36 ? ((-2 <= var_1_20) ? (((var_1_34 + 1.2f) == (var_1_11 - var_1_12)) ? (var_1_36 ? (var_1_9 == ((float) var_1_14)) : (var_1_9 == ((float) var_1_14))) : (var_1_9 == ((float) 64.5f))) : (var_1_9 == ((float) var_1_14))) : 1)) && ((var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1) [L204] EXPR (var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1 [L204] EXPR (((var_1_31 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) ? (var_1_1 == ((signed short int) ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))))) : (var_1_1 == ((signed short int) var_1_27))) && (var_1_36 ? ((-2 <= var_1_20) ? (((var_1_34 + 1.2f) == (var_1_11 - var_1_12)) ? (var_1_36 ? (var_1_9 == ((float) var_1_14)) : (var_1_9 == ((float) var_1_14))) : (var_1_9 == ((float) 64.5f))) : (var_1_9 == ((float) var_1_14))) : 1)) && ((var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1) [L204] EXPR ((((((var_1_31 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) ? (var_1_1 == ((signed short int) ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))))) : (var_1_1 == ((signed short int) var_1_27))) && (var_1_36 ? ((-2 <= var_1_20) ? (((var_1_34 + 1.2f) == (var_1_11 - var_1_12)) ? (var_1_36 ? (var_1_9 == ((float) var_1_14)) : (var_1_9 == ((float) var_1_14))) : (var_1_9 == ((float) 64.5f))) : (var_1_9 == ((float) var_1_14))) : 1)) && ((var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1)) && (((last_1_var_1_25 + last_1_var_1_20) == last_1_var_1_27) ? (var_1_16 == ((unsigned long int) ((var_1_18 + var_1_19) - last_1_var_1_20))) : (var_1_16 == ((unsigned long int) last_1_var_1_20)))) && ((var_1_12 <= (31.8f / 127.5f)) ? (((var_1_12 >= var_1_14) && last_1_var_1_36) ? (var_1_20 == ((unsigned char) var_1_21)) : 1) : 1)) && ((((var_1_1 - var_1_21) * var_1_27) <= ((var_1_1 + 25) - (var_1_18 - var_1_20))) ? (((((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27) > var_1_21) ? (var_1_22 == ((float) var_1_24)) : (var_1_22 == ((float) var_1_24))) : (var_1_22 == ((float) var_1_24))) [L204] EXPR (((var_1_1 - var_1_21) * var_1_27) <= ((var_1_1 + 25) - (var_1_18 - var_1_20))) ? (((((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27) > var_1_21) ? (var_1_22 == ((float) var_1_24)) : (var_1_22 == ((float) var_1_24))) : (var_1_22 == ((float) var_1_24)) [L204] EXPR ((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27 [L204] EXPR (((var_1_1 - var_1_21) * var_1_27) <= ((var_1_1 + 25) - (var_1_18 - var_1_20))) ? (((((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27) > var_1_21) ? (var_1_22 == ((float) var_1_24)) : (var_1_22 == ((float) var_1_24))) : (var_1_22 == ((float) var_1_24)) [L204] EXPR ((((((var_1_31 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) ? (var_1_1 == ((signed short int) ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))))) : (var_1_1 == ((signed short int) var_1_27))) && (var_1_36 ? ((-2 <= var_1_20) ? (((var_1_34 + 1.2f) == (var_1_11 - var_1_12)) ? (var_1_36 ? (var_1_9 == ((float) var_1_14)) : (var_1_9 == ((float) var_1_14))) : (var_1_9 == ((float) 64.5f))) : (var_1_9 == ((float) var_1_14))) : 1)) && ((var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1)) && (((last_1_var_1_25 + last_1_var_1_20) == last_1_var_1_27) ? (var_1_16 == ((unsigned long int) ((var_1_18 + var_1_19) - last_1_var_1_20))) : (var_1_16 == ((unsigned long int) last_1_var_1_20)))) && ((var_1_12 <= (31.8f / 127.5f)) ? (((var_1_12 >= var_1_14) && last_1_var_1_36) ? (var_1_20 == ((unsigned char) var_1_21)) : 1) : 1)) && ((((var_1_1 - var_1_21) * var_1_27) <= ((var_1_1 + 25) - (var_1_18 - var_1_20))) ? (((((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27) > var_1_21) ? (var_1_22 == ((float) var_1_24)) : (var_1_22 == ((float) var_1_24))) : (var_1_22 == ((float) var_1_24))) [L204] EXPR (((((((((var_1_31 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) ? (var_1_1 == ((signed short int) ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))))) : (var_1_1 == ((signed short int) var_1_27))) && (var_1_36 ? ((-2 <= var_1_20) ? (((var_1_34 + 1.2f) == (var_1_11 - var_1_12)) ? (var_1_36 ? (var_1_9 == ((float) var_1_14)) : (var_1_9 == ((float) var_1_14))) : (var_1_9 == ((float) 64.5f))) : (var_1_9 == ((float) var_1_14))) : 1)) && ((var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1)) && (((last_1_var_1_25 + last_1_var_1_20) == last_1_var_1_27) ? (var_1_16 == ((unsigned long int) ((var_1_18 + var_1_19) - last_1_var_1_20))) : (var_1_16 == ((unsigned long int) last_1_var_1_20)))) && ((var_1_12 <= (31.8f / 127.5f)) ? (((var_1_12 >= var_1_14) && last_1_var_1_36) ? (var_1_20 == ((unsigned char) var_1_21)) : 1) : 1)) && ((((var_1_1 - var_1_21) * var_1_27) <= ((var_1_1 + 25) - (var_1_18 - var_1_20))) ? (((((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27) > var_1_21) ? (var_1_22 == ((float) var_1_24)) : (var_1_22 == ((float) var_1_24))) : (var_1_22 == ((float) var_1_24)))) && ((var_1_24 <= ((((last_1_var_1_9) > (var_1_14)) ? (last_1_var_1_9) : (var_1_14)))) ? ((var_1_21 != ((last_1_var_1_20 + last_1_var_1_27) / var_1_26)) ? (var_1_25 == ((signed short int) last_1_var_1_20)) : (var_1_25 == ((signed short int) last_1_var_1_16))) : (var_1_25 == ((signed short int) last_1_var_1_27)))) && ((! last_1_var_1_36) ? ((last_1_var_1_1 >= (last_1_var_1_15 - var_1_21)) ? (var_1_27 == ((signed char) var_1_28)) : (var_1_27 == ((signed char) (((((((((-2) < 0 ) ? -(-2) : (-2))) - var_1_29)) < (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))) ? ((((((-2) < 0 ) ? -(-2) : (-2))) - var_1_29)) : (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))))))) : (var_1_27 == ((signed char) var_1_29)))) && ((((var_1_26 + var_1_29) * (var_1_21 & var_1_20)) >= (64u / var_1_18)) ? (var_1_31 == ((unsigned short int) (var_1_21 + (var_1_32 - var_1_20)))) : 1) [L204] EXPR var_1_21 & var_1_20 [L204] EXPR (((((((((var_1_31 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) ? (var_1_1 == ((signed short int) ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))))) : (var_1_1 == ((signed short int) var_1_27))) && (var_1_36 ? ((-2 <= var_1_20) ? (((var_1_34 + 1.2f) == (var_1_11 - var_1_12)) ? (var_1_36 ? (var_1_9 == ((float) var_1_14)) : (var_1_9 == ((float) var_1_14))) : (var_1_9 == ((float) 64.5f))) : (var_1_9 == ((float) var_1_14))) : 1)) && ((var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1)) && (((last_1_var_1_25 + last_1_var_1_20) == last_1_var_1_27) ? (var_1_16 == ((unsigned long int) ((var_1_18 + var_1_19) - last_1_var_1_20))) : (var_1_16 == ((unsigned long int) last_1_var_1_20)))) && ((var_1_12 <= (31.8f / 127.5f)) ? (((var_1_12 >= var_1_14) && last_1_var_1_36) ? (var_1_20 == ((unsigned char) var_1_21)) : 1) : 1)) && ((((var_1_1 - var_1_21) * var_1_27) <= ((var_1_1 + 25) - (var_1_18 - var_1_20))) ? (((((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27) > var_1_21) ? (var_1_22 == ((float) var_1_24)) : (var_1_22 == ((float) var_1_24))) : (var_1_22 == ((float) var_1_24)))) && ((var_1_24 <= ((((last_1_var_1_9) > (var_1_14)) ? (last_1_var_1_9) : (var_1_14)))) ? ((var_1_21 != ((last_1_var_1_20 + last_1_var_1_27) / var_1_26)) ? (var_1_25 == ((signed short int) last_1_var_1_20)) : (var_1_25 == ((signed short int) last_1_var_1_16))) : (var_1_25 == ((signed short int) last_1_var_1_27)))) && ((! last_1_var_1_36) ? ((last_1_var_1_1 >= (last_1_var_1_15 - var_1_21)) ? (var_1_27 == ((signed char) var_1_28)) : (var_1_27 == ((signed char) (((((((((-2) < 0 ) ? -(-2) : (-2))) - var_1_29)) < (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))) ? ((((((-2) < 0 ) ? -(-2) : (-2))) - var_1_29)) : (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))))))) : (var_1_27 == ((signed char) var_1_29)))) && ((((var_1_26 + var_1_29) * (var_1_21 & var_1_20)) >= (64u / var_1_18)) ? (var_1_31 == ((unsigned short int) (var_1_21 + (var_1_32 - var_1_20)))) : 1) [L204-L205] return ((((((((((((var_1_31 >= ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) ? (var_1_1 == ((signed short int) ((((((var_1_27 + var_1_27) + var_1_27)) > (var_1_27)) ? (((var_1_27 + var_1_27) + var_1_27)) : (var_1_27))))) : (var_1_1 == ((signed short int) var_1_27))) && (var_1_36 ? ((-2 <= var_1_20) ? (((var_1_34 + 1.2f) == (var_1_11 - var_1_12)) ? (var_1_36 ? (var_1_9 == ((float) var_1_14)) : (var_1_9 == ((float) var_1_14))) : (var_1_9 == ((float) 64.5f))) : (var_1_9 == ((float) var_1_14))) : 1)) && ((var_1_20 >= ((((var_1_31) > (-64)) ? (var_1_31) : (-64)))) ? ((var_1_27 < (var_1_20 << var_1_27)) ? (var_1_15 == ((signed long int) ((((var_1_31) > (var_1_27)) ? (var_1_31) : (var_1_27))))) : 1) : 1)) && (((last_1_var_1_25 + last_1_var_1_20) == last_1_var_1_27) ? (var_1_16 == ((unsigned long int) ((var_1_18 + var_1_19) - last_1_var_1_20))) : (var_1_16 == ((unsigned long int) last_1_var_1_20)))) && ((var_1_12 <= (31.8f / 127.5f)) ? (((var_1_12 >= var_1_14) && last_1_var_1_36) ? (var_1_20 == ((unsigned char) var_1_21)) : 1) : 1)) && ((((var_1_1 - var_1_21) * var_1_27) <= ((var_1_1 + 25) - (var_1_18 - var_1_20))) ? (((((((var_1_31) > (var_1_31)) ? (var_1_31) : (var_1_31))) >> var_1_27) > var_1_21) ? (var_1_22 == ((float) var_1_24)) : (var_1_22 == ((float) var_1_24))) : (var_1_22 == ((float) var_1_24)))) && ((var_1_24 <= ((((last_1_var_1_9) > (var_1_14)) ? (last_1_var_1_9) : (var_1_14)))) ? ((var_1_21 != ((last_1_var_1_20 + last_1_var_1_27) / var_1_26)) ? (var_1_25 == ((signed short int) last_1_var_1_20)) : (var_1_25 == ((signed short int) last_1_var_1_16))) : (var_1_25 == ((signed short int) last_1_var_1_27)))) && ((! last_1_var_1_36) ? ((last_1_var_1_1 >= (last_1_var_1_15 - var_1_21)) ? (var_1_27 == ((signed char) var_1_28)) : (var_1_27 == ((signed char) (((((((((-2) < 0 ) ? -(-2) : (-2))) - var_1_29)) < (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))) ? ((((((-2) < 0 ) ? -(-2) : (-2))) - var_1_29)) : (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))))))))) : (var_1_27 == ((signed char) var_1_29)))) && ((((var_1_26 + var_1_29) * (var_1_21 & var_1_20)) >= (64u / var_1_18)) ? (var_1_31 == ((unsigned short int) (var_1_21 + (var_1_32 - var_1_20)))) : 1)) && (var_1_34 == ((float) (var_1_35 - 10.6f)))) && ((8 <= var_1_16) ? ((var_1_19 > var_1_25) ? (var_1_36 == ((unsigned char) (var_1_37 || (var_1_13 && var_1_38)))) : (var_1_36 == ((unsigned char) (! (! var_1_37))))) : 1)) && (var_1_39 == ((double) var_1_35)) ; [L215] RET, EXPR property() [L215] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_14=0, var_1_15=-128, var_1_16=128, var_1_18=2147483647, var_1_19=2147483647, var_1_1=0, var_1_20=128, var_1_21=127, var_1_22=2, var_1_24=2, var_1_25=16, var_1_26=5, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=126, var_1_31=32766, var_1_32=32767, var_1_35=3, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=3, var_1_9=59/8] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=-128, last_1_var_1_16=8, last_1_var_1_1=128, last_1_var_1_20=128, last_1_var_1_25=-4, last_1_var_1_27=16, last_1_var_1_36=0, last_1_var_1_9=59/8, var_1_13=1, var_1_14=0, var_1_15=-128, var_1_16=128, var_1_18=2147483647, var_1_19=2147483647, var_1_1=0, var_1_20=128, var_1_21=127, var_1_22=2, var_1_24=2, var_1_25=16, var_1_26=5, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=126, var_1_31=32766, var_1_32=32767, var_1_35=3, var_1_36=0, var_1_37=0, var_1_38=0, var_1_39=3, var_1_9=59/8] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 28, 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=53occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 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 19:19:14,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-88.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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 53755642d89d6037be376831b03479fef7eeb8c5758e8107a832bfc0071676df --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 19:19:16,767 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 19:19:16,843 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 19:19:16,849 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 19:19:16,850 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 19:19:16,878 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 19:19:16,879 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 19:19:16,879 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 19:19:16,880 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 19:19:16,881 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 19:19:16,881 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 19:19:16,882 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 19:19:16,882 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 19:19:16,883 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 19:19:16,883 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 19:19:16,884 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 19:19:16,884 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 19:19:16,885 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 19:19:16,885 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 19:19:16,886 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 19:19:16,886 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 19:19:16,887 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 19:19:16,887 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 19:19:16,888 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 19:19:16,888 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 19:19:16,889 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 19:19:16,889 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 19:19:16,890 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 19:19:16,890 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 19:19:16,890 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 19:19:16,891 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 19:19:16,891 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 19:19:16,891 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 19:19:16,892 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 19:19:16,892 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:19:16,892 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 19:19:16,892 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 19:19:16,893 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 19:19:16,893 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 19:19:16,893 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 19:19:16,893 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 19:19:16,894 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 19:19:16,894 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 19:19:16,894 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 19:19:16,894 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_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53755642d89d6037be376831b03479fef7eeb8c5758e8107a832bfc0071676df [2023-12-02 19:19:17,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 19:19:17,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 19:19:17,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 19:19:17,206 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 19:19:17,207 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 19:19:17,208 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-88.i [2023-12-02 19:19:19,996 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 19:19:20,234 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 19:19:20,235 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-88.i [2023-12-02 19:19:20,246 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/data/689fc3ac2/1c3932841de84e06b708fe8ccbaab9ca/FLAG3d6722563 [2023-12-02 19:19:20,261 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/data/689fc3ac2/1c3932841de84e06b708fe8ccbaab9ca [2023-12-02 19:19:20,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 19:19:20,264 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 19:19:20,266 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 19:19:20,266 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 19:19:20,271 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 19:19:20,271 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:19:20" (1/1) ... [2023-12-02 19:19:20,273 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40585414 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:20, skipping insertion in model container [2023-12-02 19:19:20,273 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:19:20" (1/1) ... [2023-12-02 19:19:20,315 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 19:19:20,469 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_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-88.i[916,929] [2023-12-02 19:19:20,550 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:19:20,568 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 19:19:20,580 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_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-88.i[916,929] [2023-12-02 19:19:20,624 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 19:19:20,644 INFO L206 MainTranslator]: Completed translation [2023-12-02 19:19:20,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:20 WrapperNode [2023-12-02 19:19:20,645 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 19:19:20,646 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 19:19:20,646 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 19:19:20,646 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 19:19:20,653 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:20" (1/1) ... [2023-12-02 19:19:20,669 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:20" (1/1) ... [2023-12-02 19:19:20,702 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 213 [2023-12-02 19:19:20,702 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 19:19:20,703 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 19:19:20,703 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 19:19:20,703 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 19:19:20,713 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:20" (1/1) ... [2023-12-02 19:19:20,714 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:20" (1/1) ... [2023-12-02 19:19:20,720 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:20" (1/1) ... [2023-12-02 19:19:20,720 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:20" (1/1) ... [2023-12-02 19:19:20,735 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:20" (1/1) ... [2023-12-02 19:19:20,740 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:20" (1/1) ... [2023-12-02 19:19:20,744 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:20" (1/1) ... [2023-12-02 19:19:20,746 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:20" (1/1) ... [2023-12-02 19:19:20,752 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 19:19:20,753 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 19:19:20,754 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 19:19:20,754 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 19:19:20,755 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:20" (1/1) ... [2023-12-02 19:19:20,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 19:19:20,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 19:19:20,782 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 19:19:20,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 19:19:20,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 19:19:20,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 19:19:20,811 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 19:19:20,811 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 19:19:20,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 19:19:20,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 19:19:20,917 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 19:19:20,920 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 19:19:24,115 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 19:19:24,177 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 19:19:24,178 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 19:19:24,178 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:19:24 BoogieIcfgContainer [2023-12-02 19:19:24,178 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 19:19:24,181 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 19:19:24,181 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 19:19:24,184 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 19:19:24,185 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:19:20" (1/3) ... [2023-12-02 19:19:24,185 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e118fdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:19:24, skipping insertion in model container [2023-12-02 19:19:24,185 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:19:20" (2/3) ... [2023-12-02 19:19:24,186 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e118fdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:19:24, skipping insertion in model container [2023-12-02 19:19:24,186 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:19:24" (3/3) ... [2023-12-02 19:19:24,187 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-88.i [2023-12-02 19:19:24,206 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 19:19:24,206 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 19:19:24,256 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 19:19:24,261 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;@6150ae8a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 19:19:24,261 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 19:19:24,264 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-12-02 19:19:24,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-12-02 19:19:24,279 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:19:24,280 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:19:24,280 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:19:24,285 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:19:24,286 INFO L85 PathProgramCache]: Analyzing trace with hash 478479564, now seen corresponding path program 1 times [2023-12-02 19:19:24,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:19:24,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [402809443] [2023-12-02 19:19:24,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:19:24,300 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 19:19:24,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:19:24,304 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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 19:19:24,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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 19:19:24,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:19:24,817 INFO L262 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 19:19:24,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:19:24,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 702 proven. 0 refuted. 0 times theorem prover too weak. 810 trivial. 0 not checked. [2023-12-02 19:19:24,875 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:19:24,876 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:19:24,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [402809443] [2023-12-02 19:19:24,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [402809443] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:19:24,877 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:19:24,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 19:19:24,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619388365] [2023-12-02 19:19:24,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:19:24,883 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 19:19:24,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:19:24,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 19:19:24,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 19:19:24,908 INFO L87 Difference]: Start difference. First operand has 84 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) 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, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-12-02 19:19:26,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:19:26,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:19:26,597 INFO L93 Difference]: Finished difference Result 167 states and 293 transitions. [2023-12-02 19:19:26,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 19:19:26,599 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, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 179 [2023-12-02 19:19:26,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:19:26,606 INFO L225 Difference]: With dead ends: 167 [2023-12-02 19:19:26,606 INFO L226 Difference]: Without dead ends: 82 [2023-12-02 19:19:26,609 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 178 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 19:19:26,612 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-12-02 19:19:26,613 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-12-02 19:19:26,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-12-02 19:19:26,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2023-12-02 19:19:26,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 52 states have (on average 1.3846153846153846) internal successors, (72), 52 states have internal predecessors, (72), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-12-02 19:19:26,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 128 transitions. [2023-12-02 19:19:26,658 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 128 transitions. Word has length 179 [2023-12-02 19:19:26,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:19:26,658 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 128 transitions. [2023-12-02 19:19:26,659 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, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-12-02 19:19:26,659 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 128 transitions. [2023-12-02 19:19:26,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-12-02 19:19:26,663 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:19:26,664 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:19:26,675 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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 19:19:26,864 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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 19:19:26,865 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:19:26,865 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:19:26,865 INFO L85 PathProgramCache]: Analyzing trace with hash 1522605140, now seen corresponding path program 1 times [2023-12-02 19:19:26,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:19:26,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [969926071] [2023-12-02 19:19:26,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:19:26,867 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 19:19:26,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:19:26,868 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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 19:19:26,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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 19:19:27,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:19:27,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 19:19:27,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:19:28,215 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-12-02 19:19:28,216 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:19:28,216 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:19:28,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [969926071] [2023-12-02 19:19:28,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [969926071] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:19:28,217 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:19:28,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 19:19:28,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821336425] [2023-12-02 19:19:28,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:19:28,220 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 19:19:28,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:19:28,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 19:19:28,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 19:19:28,222 INFO L87 Difference]: Start difference. First operand 82 states and 128 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, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-12-02 19:19:29,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:19:32,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:19:33,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:19:33,285 INFO L93 Difference]: Finished difference Result 282 states and 437 transitions. [2023-12-02 19:19:33,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 19:19:33,286 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, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 179 [2023-12-02 19:19:33,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:19:33,290 INFO L225 Difference]: With dead ends: 282 [2023-12-02 19:19:33,291 INFO L226 Difference]: Without dead ends: 201 [2023-12-02 19:19:33,292 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 176 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 19:19:33,293 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 161 mSDsluCounter, 248 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 65 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 369 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2023-12-02 19:19:33,294 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 369 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 21 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2023-12-02 19:19:33,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2023-12-02 19:19:33,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 160. [2023-12-02 19:19:33,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 101 states have (on average 1.3366336633663367) internal successors, (135), 101 states have internal predecessors, (135), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-12-02 19:19:33,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 247 transitions. [2023-12-02 19:19:33,338 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 247 transitions. Word has length 179 [2023-12-02 19:19:33,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:19:33,339 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 247 transitions. [2023-12-02 19:19:33,340 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, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-12-02 19:19:33,340 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 247 transitions. [2023-12-02 19:19:33,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-12-02 19:19:33,344 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:19:33,344 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:19:33,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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)] Forceful destruction successful, exit code 0 [2023-12-02 19:19:33,544 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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 19:19:33,545 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:19:33,545 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:19:33,545 INFO L85 PathProgramCache]: Analyzing trace with hash -2102906508, now seen corresponding path program 1 times [2023-12-02 19:19:33,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:19:33,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1865137812] [2023-12-02 19:19:33,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:19:33,546 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 19:19:33,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:19:33,547 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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 19:19:33,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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 (4)] Waiting until timeout for monitored process [2023-12-02 19:19:34,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:19:34,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 19:19:34,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:19:36,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-12-02 19:19:36,863 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:19:36,863 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:19:36,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1865137812] [2023-12-02 19:19:36,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1865137812] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:19:36,864 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:19:36,864 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 19:19:36,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793274784] [2023-12-02 19:19:36,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:19:36,865 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 19:19:36,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:19:36,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 19:19:36,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 19:19:36,867 INFO L87 Difference]: Start difference. First operand 160 states and 247 transitions. Second operand has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-12-02 19:19:39,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:19:41,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:19:41,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:19:41,295 INFO L93 Difference]: Finished difference Result 414 states and 638 transitions. [2023-12-02 19:19:41,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 19:19:41,296 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 180 [2023-12-02 19:19:41,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:19:41,301 INFO L225 Difference]: With dead ends: 414 [2023-12-02 19:19:41,301 INFO L226 Difference]: Without dead ends: 255 [2023-12-02 19:19:41,304 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-12-02 19:19:41,305 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 88 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 399 SdHoareTripleChecker+Invalid, 168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2023-12-02 19:19:41,306 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [88 Valid, 399 Invalid, 168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2023-12-02 19:19:41,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2023-12-02 19:19:41,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 221. [2023-12-02 19:19:41,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 221 states, 133 states have (on average 1.2932330827067668) internal successors, (172), 133 states have internal predecessors, (172), 84 states have call successors, (84), 3 states have call predecessors, (84), 3 states have return successors, (84), 84 states have call predecessors, (84), 84 states have call successors, (84) [2023-12-02 19:19:41,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 340 transitions. [2023-12-02 19:19:41,353 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 340 transitions. Word has length 180 [2023-12-02 19:19:41,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:19:41,353 INFO L495 AbstractCegarLoop]: Abstraction has 221 states and 340 transitions. [2023-12-02 19:19:41,354 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.6) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-12-02 19:19:41,354 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 340 transitions. [2023-12-02 19:19:41,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-12-02 19:19:41,357 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:19:41,358 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:19:41,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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 (4)] Ended with exit code 0 [2023-12-02 19:19:41,563 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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 19:19:41,564 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:19:41,564 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:19:41,565 INFO L85 PathProgramCache]: Analyzing trace with hash 1605254774, now seen corresponding path program 1 times [2023-12-02 19:19:41,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:19:41,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1611774164] [2023-12-02 19:19:41,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:19:41,565 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 19:19:41,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:19:41,566 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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 19:19:41,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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 (5)] Waiting until timeout for monitored process [2023-12-02 19:19:41,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:19:41,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 19:19:42,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:19:42,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-12-02 19:19:42,700 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:19:42,701 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:19:42,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1611774164] [2023-12-02 19:19:42,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1611774164] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:19:42,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:19:42,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 19:19:42,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716070706] [2023-12-02 19:19:42,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:19:42,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 19:19:42,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:19:42,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 19:19:42,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-02 19:19:42,704 INFO L87 Difference]: Start difference. First operand 221 states and 340 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-12-02 19:19:44,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:19:47,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:19:49,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:19:51,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:19:53,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:19:53,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:19:53,379 INFO L93 Difference]: Finished difference Result 891 states and 1378 transitions. [2023-12-02 19:19:53,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-02 19:19:53,379 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 180 [2023-12-02 19:19:53,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:19:53,385 INFO L225 Difference]: With dead ends: 891 [2023-12-02 19:19:53,385 INFO L226 Difference]: Without dead ends: 732 [2023-12-02 19:19:53,387 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2023-12-02 19:19:53,387 INFO L413 NwaCegarLoop]: 193 mSDtfsCounter, 458 mSDsluCounter, 721 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 458 SdHoareTripleChecker+Valid, 914 SdHoareTripleChecker+Invalid, 239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.5s IncrementalHoareTripleChecker+Time [2023-12-02 19:19:53,388 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [458 Valid, 914 Invalid, 239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 10.5s Time] [2023-12-02 19:19:53,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 732 states. [2023-12-02 19:19:53,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 732 to 386. [2023-12-02 19:19:53,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 386 states, 240 states have (on average 1.3125) internal successors, (315), 240 states have internal predecessors, (315), 140 states have call successors, (140), 5 states have call predecessors, (140), 5 states have return successors, (140), 140 states have call predecessors, (140), 140 states have call successors, (140) [2023-12-02 19:19:53,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 595 transitions. [2023-12-02 19:19:53,458 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 595 transitions. Word has length 180 [2023-12-02 19:19:53,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:19:53,459 INFO L495 AbstractCegarLoop]: Abstraction has 386 states and 595 transitions. [2023-12-02 19:19:53,460 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 5 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-12-02 19:19:53,460 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 595 transitions. [2023-12-02 19:19:53,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-12-02 19:19:53,463 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:19:53,463 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:19:53,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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 (5)] Ended with exit code 0 [2023-12-02 19:19:53,664 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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 19:19:53,664 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:19:53,664 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:19:53,665 INFO L85 PathProgramCache]: Analyzing trace with hash 180391552, now seen corresponding path program 1 times [2023-12-02 19:19:53,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:19:53,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [740287687] [2023-12-02 19:19:53,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:19:53,665 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 19:19:53,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:19:53,666 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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 19:19:53,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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 19:19:54,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:19:54,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 19:19:54,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:19:55,785 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-12-02 19:19:55,785 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 19:19:55,785 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 19:19:55,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [740287687] [2023-12-02 19:19:55,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [740287687] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 19:19:55,786 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 19:19:55,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 19:19:55,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082014471] [2023-12-02 19:19:55,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 19:19:55,787 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 19:19:55,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 19:19:55,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 19:19:55,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 19:19:55,788 INFO L87 Difference]: Start difference. First operand 386 states and 595 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-12-02 19:19:58,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-02 19:20:01,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 19:20:01,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 19:20:01,276 INFO L93 Difference]: Finished difference Result 749 states and 1153 transitions. [2023-12-02 19:20:01,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 19:20:01,277 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 181 [2023-12-02 19:20:01,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 19:20:01,281 INFO L225 Difference]: With dead ends: 749 [2023-12-02 19:20:01,281 INFO L226 Difference]: Without dead ends: 418 [2023-12-02 19:20:01,282 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-12-02 19:20:01,283 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 130 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 57 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 425 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2023-12-02 19:20:01,284 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 425 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 84 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2023-12-02 19:20:01,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 418 states. [2023-12-02 19:20:01,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 418 to 386. [2023-12-02 19:20:01,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 386 states, 240 states have (on average 1.3083333333333333) internal successors, (314), 240 states have internal predecessors, (314), 140 states have call successors, (140), 5 states have call predecessors, (140), 5 states have return successors, (140), 140 states have call predecessors, (140), 140 states have call successors, (140) [2023-12-02 19:20:01,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 594 transitions. [2023-12-02 19:20:01,325 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 594 transitions. Word has length 181 [2023-12-02 19:20:01,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 19:20:01,326 INFO L495 AbstractCegarLoop]: Abstraction has 386 states and 594 transitions. [2023-12-02 19:20:01,326 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-12-02 19:20:01,327 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 594 transitions. [2023-12-02 19:20:01,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-12-02 19:20:01,328 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 19:20:01,328 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:20:01,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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)] Ended with exit code 0 [2023-12-02 19:20:01,528 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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 19:20:01,529 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 19:20:01,529 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 19:20:01,529 INFO L85 PathProgramCache]: Analyzing trace with hash 998040002, now seen corresponding path program 1 times [2023-12-02 19:20:01,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 19:20:01,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1567710345] [2023-12-02 19:20:01,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 19:20:01,530 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 19:20:01,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 19:20:01,531 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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 19:20:01,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_981a3524-d64e-4a9b-8c4f-4ddbac02b90b/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 19:20:02,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 19:20:02,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 53 conjunts are in the unsatisfiable core [2023-12-02 19:20:02,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 19:20:46,857 WARN L293 SmtUtils]: Spent 6.23s on a formula simplification that was a NOOP. DAG size: 95 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 19:21:03,319 WARN L293 SmtUtils]: Spent 6.41s on a formula simplification that was a NOOP. DAG size: 97 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 19:21:35,872 WARN L293 SmtUtils]: Spent 6.74s on a formula simplification that was a NOOP. DAG size: 99 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 19:22:15,774 WARN L293 SmtUtils]: Spent 6.53s on a formula simplification. DAG size of input: 112 DAG size of output: 114 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 19:22:52,911 WARN L293 SmtUtils]: Spent 7.14s on a formula simplification. DAG size of input: 114 DAG size of output: 115 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)