./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-47.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-47.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire --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 071df89869d5dd773027f4c0aeda6381670a304bdbd112185f47aa0a0dcb3bae --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:15:25,612 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:15:25,734 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:15:25,740 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:15:25,741 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:15:25,767 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:15:25,768 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:15:25,769 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:15:25,770 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:15:25,771 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:15:25,771 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:15:25,772 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:15:25,773 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:15:25,773 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:15:25,774 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:15:25,775 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:15:25,775 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:15:25,776 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:15:25,776 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:15:25,777 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:15:25,778 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:15:25,778 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:15:25,779 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:15:25,780 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:15:25,780 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:15:25,781 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:15:25,781 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:15:25,782 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:15:25,782 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:15:25,783 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:15:25,783 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:15:25,784 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:15:25,784 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:15:25,785 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:15:25,785 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:15:25,785 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:15:25,786 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:15:25,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:15:25,787 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:15:25,787 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:15:25,787 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:15:25,788 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:15:25,788 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:15:25,788 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:15:25,789 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:15:25,789 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:15:25,789 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:15:25,790 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_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 071df89869d5dd773027f4c0aeda6381670a304bdbd112185f47aa0a0dcb3bae [2023-11-23 21:15:26,104 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:15:26,140 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:15:26,143 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:15:26,146 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:15:26,146 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:15:26,148 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-47.i [2023-11-23 21:15:29,270 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:15:29,514 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:15:29,515 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-47.i [2023-11-23 21:15:29,532 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/data/3fac57c85/9bb08bef54a14f56975408343116bc66/FLAG5b8b89b43 [2023-11-23 21:15:29,547 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/data/3fac57c85/9bb08bef54a14f56975408343116bc66 [2023-11-23 21:15:29,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:15:29,552 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:15:29,553 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:15:29,553 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:15:29,559 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:15:29,560 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:15:29" (1/1) ... [2023-11-23 21:15:29,562 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d4a3c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:29, skipping insertion in model container [2023-11-23 21:15:29,562 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:15:29" (1/1) ... [2023-11-23 21:15:29,603 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:15:29,773 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-47.i[916,929] [2023-11-23 21:15:29,877 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:15:29,898 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:15:29,913 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_a2664991-d186-483a-8066-8157b7e94612/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-47.i[916,929] [2023-11-23 21:15:29,971 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:15:30,012 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:15:30,013 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:30 WrapperNode [2023-11-23 21:15:30,013 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:15:30,014 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:15:30,015 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:15:30,015 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:15:30,023 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:30" (1/1) ... [2023-11-23 21:15:30,042 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:30" (1/1) ... [2023-11-23 21:15:30,095 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 236 [2023-11-23 21:15:30,095 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:15:30,096 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:15:30,096 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:15:30,096 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:15:30,106 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:30" (1/1) ... [2023-11-23 21:15:30,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:30" (1/1) ... [2023-11-23 21:15:30,111 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:30" (1/1) ... [2023-11-23 21:15:30,111 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:30" (1/1) ... [2023-11-23 21:15:30,127 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:30" (1/1) ... [2023-11-23 21:15:30,132 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:30" (1/1) ... [2023-11-23 21:15:30,142 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:30" (1/1) ... [2023-11-23 21:15:30,145 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:30" (1/1) ... [2023-11-23 21:15:30,151 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:15:30,153 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:15:30,153 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:15:30,153 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:15:30,154 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:30" (1/1) ... [2023-11-23 21:15:30,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:15:30,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:15:30,194 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:15:30,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:15:30,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:15:30,253 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:15:30,254 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:15:30,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:15:30,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:15:30,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:15:30,412 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:15:30,415 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:15:31,078 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:15:31,491 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:15:31,491 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:15:31,493 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:15:31 BoogieIcfgContainer [2023-11-23 21:15:31,493 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:15:31,496 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:15:31,497 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:15:31,500 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:15:31,501 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:15:29" (1/3) ... [2023-11-23 21:15:31,502 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56a19fbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:15:31, skipping insertion in model container [2023-11-23 21:15:31,503 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:30" (2/3) ... [2023-11-23 21:15:31,504 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56a19fbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:15:31, skipping insertion in model container [2023-11-23 21:15:31,504 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:15:31" (3/3) ... [2023-11-23 21:15:31,506 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-47.i [2023-11-23 21:15:31,531 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:15:31,532 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:15:31,595 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:15:31,603 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;@21232ea3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:15:31,604 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:15:31,609 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 21:15:31,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-23 21:15:31,626 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:15:31,627 INFO L195 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:15:31,628 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:15:31,635 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:15:31,636 INFO L85 PathProgramCache]: Analyzing trace with hash 1393927629, now seen corresponding path program 1 times [2023-11-23 21:15:31,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:15:31,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159292696] [2023-11-23 21:15:31,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:15:31,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:15:31,905 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:15:31,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [173864557] [2023-11-23 21:15:31,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:15:31,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:15:31,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:15:31,909 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:15:31,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:15:32,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:15:32,307 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:15:32,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:15:32,690 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:15:32,693 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:15:32,695 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:15:32,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:15:32,907 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:15:32,911 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:15:32,915 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:15:33,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:15:33 BoogieIcfgContainer [2023-11-23 21:15:33,054 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:15:33,055 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:15:33,055 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:15:33,055 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:15:33,056 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:15:31" (3/4) ... [2023-11-23 21:15:33,058 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:15:33,059 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:15:33,060 INFO L158 Benchmark]: Toolchain (without parser) took 3508.26ms. Allocated memory is still 161.5MB. Free memory was 113.8MB in the beginning and 85.4MB in the end (delta: 28.4MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2023-11-23 21:15:33,060 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 125.8MB. Free memory is still 70.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:15:33,061 INFO L158 Benchmark]: CACSL2BoogieTranslator took 460.30ms. Allocated memory is still 161.5MB. Free memory was 113.8MB in the beginning and 96.2MB in the end (delta: 17.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-23 21:15:33,062 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.03ms. Allocated memory is still 161.5MB. Free memory was 96.2MB in the beginning and 92.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:15:33,062 INFO L158 Benchmark]: Boogie Preprocessor took 55.62ms. Allocated memory is still 161.5MB. Free memory was 92.0MB in the beginning and 89.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:15:33,063 INFO L158 Benchmark]: RCFGBuilder took 1340.61ms. Allocated memory is still 161.5MB. Free memory was 89.9MB in the beginning and 73.5MB in the end (delta: 16.3MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2023-11-23 21:15:33,064 INFO L158 Benchmark]: TraceAbstraction took 1557.89ms. Allocated memory is still 161.5MB. Free memory was 73.5MB in the beginning and 86.4MB in the end (delta: -12.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:15:33,064 INFO L158 Benchmark]: Witness Printer took 4.21ms. Allocated memory is still 161.5MB. Free memory was 86.4MB in the beginning and 85.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:15:33,067 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 125.8MB. Free memory is still 70.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 460.30ms. Allocated memory is still 161.5MB. Free memory was 113.8MB in the beginning and 96.2MB in the end (delta: 17.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.03ms. Allocated memory is still 161.5MB. Free memory was 96.2MB in the beginning and 92.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.62ms. Allocated memory is still 161.5MB. Free memory was 92.0MB in the beginning and 89.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1340.61ms. Allocated memory is still 161.5MB. Free memory was 89.9MB in the beginning and 73.5MB in the end (delta: 16.3MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1557.89ms. Allocated memory is still 161.5MB. Free memory was 73.5MB in the beginning and 86.4MB in the end (delta: -12.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.21ms. Allocated memory is still 161.5MB. Free memory was 86.4MB in the beginning and 85.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 84, overapproximation of someUnaryDOUBLEoperation at line 84. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 5; [L23] signed char var_1_3 = -32; [L24] unsigned long int var_1_6 = 10; [L25] unsigned short int var_1_11 = 32; [L26] unsigned short int var_1_13 = 10; [L27] unsigned short int var_1_14 = 0; [L28] signed short int var_1_15 = -128; [L29] signed short int var_1_16 = 4; [L30] signed short int var_1_17 = 128; [L31] double var_1_18 = 0.6; [L32] double var_1_19 = 4.3; [L33] double var_1_20 = 64.2; [L34] double var_1_21 = 200.6; [L35] unsigned long int var_1_22 = 100000; [L36] unsigned long int var_1_23 = 32; [L37] unsigned long int var_1_24 = 1251238951; [L38] unsigned long int var_1_25 = 3528560962; [L39] unsigned char var_1_26 = 0; [L40] unsigned long int var_1_27 = 3248462006; [L41] unsigned char var_1_28 = 1; [L42] unsigned char var_1_29 = 0; [L43] signed char var_1_30 = -4; [L44] signed char var_1_31 = 2; [L45] signed char var_1_32 = 100; [L46] signed char var_1_33 = -32; [L47] signed char var_1_34 = -8; [L48] unsigned char var_1_35 = 1; [L49] unsigned char var_1_36 = 0; [L50] signed char var_1_37 = -25; [L51] signed char var_1_38 = 8; [L52] unsigned long int last_1_var_1_6 = 10; [L53] unsigned short int last_1_var_1_11 = 32; [L54] unsigned short int last_1_var_1_14 = 0; [L55] unsigned long int last_1_var_1_22 = 100000; [L56] unsigned char last_1_var_1_26 = 0; [L57] unsigned char last_1_var_1_35 = 1; [L233] isInitial = 1 [L234] FCALL initially() [L235] COND TRUE 1 [L236] CALL updateLastVariables() [L221] last_1_var_1_6 = var_1_6 [L222] last_1_var_1_11 = var_1_11 [L223] last_1_var_1_14 = var_1_14 [L224] last_1_var_1_22 = var_1_22 [L225] last_1_var_1_26 = var_1_26 [L226] last_1_var_1_35 = var_1_35 [L236] RET updateLastVariables() [L237] CALL updateVariables() [L168] var_1_3 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_3 >= -126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=10, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_3 >= -126) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=10, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L170] CALL assume_abort_if_not(var_1_3 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=10, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_3 <= 126) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=10, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L171] var_1_13 = __VERIFIER_nondet_ushort() [L172] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L173] CALL assume_abort_if_not(var_1_13 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_13 <= 65534) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=4, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L174] var_1_16 = __VERIFIER_nondet_short() [L175] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L176] CALL assume_abort_if_not(var_1_16 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_16 <= 16383) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=128, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L177] var_1_17 = __VERIFIER_nondet_short() [L178] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L179] CALL assume_abort_if_not(var_1_17 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_17 <= 16383) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_19=43/10, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L180] var_1_19 = __VERIFIER_nondet_double() [L181] CALL assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_20=321/5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L182] var_1_20 = __VERIFIER_nondet_double() [L183] CALL assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not((var_1_20 >= -922337.2036854765600e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 9223372.036854765600e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_21=1003/5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L184] var_1_21 = __VERIFIER_nondet_double() [L185] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1251238951, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L186] var_1_24 = __VERIFIER_nondet_ulong() [L187] CALL assume_abort_if_not(var_1_24 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_24 >= 1073741823) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L188] CALL assume_abort_if_not(var_1_24 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_24 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=3528560962, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L189] var_1_25 = __VERIFIER_nondet_ulong() [L190] CALL assume_abort_if_not(var_1_25 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_25 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L191] CALL assume_abort_if_not(var_1_25 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_25 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=3248462006, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L192] var_1_27 = __VERIFIER_nondet_ulong() [L193] CALL assume_abort_if_not(var_1_27 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_27 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L194] CALL assume_abort_if_not(var_1_27 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_27 <= 4294967295) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L195] var_1_28 = __VERIFIER_nondet_uchar() [L196] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L197] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=0, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L198] var_1_29 = __VERIFIER_nondet_uchar() [L199] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L200] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=2, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L201] var_1_31 = __VERIFIER_nondet_char() [L202] CALL assume_abort_if_not(var_1_31 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L202] RET assume_abort_if_not(var_1_31 >= -1) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L203] CALL assume_abort_if_not(var_1_31 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L203] RET assume_abort_if_not(var_1_31 <= 126) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=100, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L204] var_1_32 = __VERIFIER_nondet_char() [L205] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L205] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L206] CALL assume_abort_if_not(var_1_32 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L206] RET assume_abort_if_not(var_1_32 <= 126) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-32, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L207] var_1_33 = __VERIFIER_nondet_char() [L208] CALL assume_abort_if_not(var_1_33 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L208] RET assume_abort_if_not(var_1_33 >= -63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L209] CALL assume_abort_if_not(var_1_33 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L209] RET assume_abort_if_not(var_1_33 <= 63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-8, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L210] var_1_34 = __VERIFIER_nondet_char() [L211] CALL assume_abort_if_not(var_1_34 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L211] RET assume_abort_if_not(var_1_34 >= -63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L212] CALL assume_abort_if_not(var_1_34 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L212] RET assume_abort_if_not(var_1_34 <= 63) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L213] var_1_36 = __VERIFIER_nondet_uchar() [L214] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L214] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L215] CALL assume_abort_if_not(var_1_36 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L215] RET assume_abort_if_not(var_1_36 <= 0) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=8, var_1_3=1, var_1_6=10] [L216] var_1_38 = __VERIFIER_nondet_char() [L217] CALL assume_abort_if_not(var_1_38 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=-127, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L217] RET assume_abort_if_not(var_1_38 >= -127) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=-127, var_1_3=1, var_1_6=10] [L218] CALL assume_abort_if_not(var_1_38 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=-127, var_1_3=1, var_1_6=10] [L20] COND FALSE !(!cond) [L218] RET assume_abort_if_not(var_1_38 <= 126) VAL [isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=32, var_1_13=3, var_1_14=0, var_1_15=-128, var_1_16=1, var_1_17=63, var_1_18=3/5, var_1_1=5, var_1_22=100000, var_1_23=32, var_1_24=1073741826, var_1_25=2147483647, var_1_26=0, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-4, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_36=0, var_1_37=-25, var_1_38=-127, var_1_3=1, var_1_6=10] [L237] RET updateVariables() [L238] CALL step() [L61] signed long int stepLocal_5 = last_1_var_1_14; [L62] COND TRUE last_1_var_1_6 > stepLocal_5 [L63] var_1_23 = (var_1_16 + (var_1_24 - var_1_13)) [L69] unsigned long int stepLocal_2 = last_1_var_1_22 + last_1_var_1_22; [L70] unsigned char stepLocal_1 = last_1_var_1_26; [L71] unsigned long int stepLocal_0 = last_1_var_1_22; [L72] COND FALSE !(last_1_var_1_14 > stepLocal_2) [L81] var_1_11 = var_1_13 [L83] var_1_14 = var_1_13 [L84] var_1_18 = ((((var_1_19) > ((((((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) < 0 ) ? -((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) : ((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))))))) ? (var_1_19) : ((((((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) < 0 ) ? -((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) : ((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21)))))))) [L85] signed long int stepLocal_4 = 0; [L86] unsigned short int stepLocal_3 = var_1_13; [L87] COND TRUE var_1_14 <= stepLocal_3 [L88] COND FALSE !(stepLocal_4 >= var_1_23) [L91] var_1_22 = var_1_13 [L94] unsigned short int stepLocal_7 = var_1_13; [L95] unsigned long int stepLocal_6 = var_1_25; [L96] COND FALSE !(stepLocal_6 < (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) - var_1_22)) [L99] COND TRUE \read(var_1_28) [L100] COND TRUE var_1_11 <= stepLocal_7 [L101] var_1_26 = var_1_29 [L107] COND TRUE \read(var_1_26) [L108] var_1_35 = (! var_1_36) [L112] COND TRUE \read(var_1_35) [L113] var_1_6 = ((((8u) > (var_1_11)) ? (8u) : (var_1_11))) [L119] COND TRUE \read(var_1_26) [L120] var_1_1 = (((((((10) < (var_1_3)) ? (10) : (var_1_3))) < 0 ) ? -((((10) < (var_1_3)) ? (10) : (var_1_3))) : ((((10) < (var_1_3)) ? (10) : (var_1_3))))) [L132] COND TRUE \read(var_1_35) [L133] var_1_15 = (var_1_3 + (var_1_16 - ((((var_1_17) < (2)) ? (var_1_17) : (2))))) [L137] unsigned short int stepLocal_10 = var_1_11; [L138] unsigned char stepLocal_9 = var_1_26; [L139] signed long int stepLocal_8 = ((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17))) - var_1_32; [L140] COND FALSE !(var_1_6 < stepLocal_10) [L147] COND TRUE stepLocal_8 <= var_1_34 [L148] COND FALSE !(stepLocal_9 && ((var_1_11 * var_1_22) <= var_1_6)) [L151] var_1_30 = var_1_33 [L155] unsigned short int stepLocal_12 = var_1_13; [L156] unsigned char stepLocal_11 = var_1_35; [L157] COND TRUE stepLocal_11 && var_1_28 [L158] COND TRUE stepLocal_12 != var_1_27 [L159] var_1_37 = ((((var_1_3) < (var_1_32)) ? (var_1_3) : (var_1_32))) [L238] RET step() [L239] CALL, EXPR property() [L229-L230] return (((((((((((var_1_26 ? (var_1_1 == ((signed char) (((((((10) < (var_1_3)) ? (10) : (var_1_3))) < 0 ) ? -((((10) < (var_1_3)) ? (10) : (var_1_3))) : ((((10) < (var_1_3)) ? (10) : (var_1_3))))))) : (var_1_35 ? (var_1_26 ? (var_1_1 == ((signed char) var_1_3)) : (var_1_1 == ((signed char) var_1_3))) : (var_1_1 == ((signed char) var_1_3)))) && (var_1_35 ? (var_1_6 == ((unsigned long int) ((((8u) > (var_1_11)) ? (8u) : (var_1_11))))) : ((var_1_11 > var_1_14) ? (var_1_6 == ((unsigned long int) ((((var_1_14) > ((3173943110u - var_1_11))) ? (var_1_14) : ((3173943110u - var_1_11)))))) : 1))) && ((last_1_var_1_14 > (last_1_var_1_22 + last_1_var_1_22)) ? ((last_1_var_1_11 != last_1_var_1_22) ? ((last_1_var_1_26 && last_1_var_1_26) ? (var_1_11 == ((unsigned short int) var_1_13)) : (var_1_11 == ((unsigned short int) var_1_13))) : 1) : (var_1_11 == ((unsigned short int) var_1_13)))) && (var_1_14 == ((unsigned short int) var_1_13))) && (var_1_35 ? (var_1_15 == ((signed short int) (var_1_3 + (var_1_16 - ((((var_1_17) < (2)) ? (var_1_17) : (2))))))) : (var_1_15 == ((signed short int) ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))))))) && (var_1_18 == ((double) ((((var_1_19) > ((((((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) < 0 ) ? -((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) : ((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))))))) ? (var_1_19) : ((((((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) < 0 ) ? -((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))) : ((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))))))))))) && ((var_1_14 <= var_1_13) ? ((0 >= var_1_23) ? (var_1_22 == ((unsigned long int) var_1_11)) : (var_1_22 == ((unsigned long int) var_1_13))) : 1)) && ((last_1_var_1_6 > last_1_var_1_14) ? (var_1_23 == ((unsigned long int) (var_1_16 + (var_1_24 - var_1_13)))) : (last_1_var_1_35 ? (var_1_23 == ((unsigned long int) (var_1_25 - (1448097314u - var_1_13)))) : 1))) && ((var_1_25 < (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) - var_1_22)) ? (var_1_26 == ((unsigned char) (var_1_28 && var_1_29))) : (var_1_28 ? ((var_1_11 <= var_1_13) ? (var_1_26 == ((unsigned char) var_1_29)) : (var_1_26 == ((unsigned char) var_1_29))) : 1))) && ((var_1_6 < var_1_11) ? ((((((var_1_18) < (3.75f)) ? (var_1_18) : (3.75f))) >= var_1_20) ? (var_1_30 == ((signed char) ((((var_1_3) > (((((-16) < ((var_1_31 - var_1_32))) ? (-16) : ((var_1_31 - var_1_32)))))) ? (var_1_3) : (((((-16) < ((var_1_31 - var_1_32))) ? (-16) : ((var_1_31 - var_1_32))))))))) : (var_1_30 == ((signed char) ((((var_1_33 + var_1_34) < 0 ) ? -(var_1_33 + var_1_34) : (var_1_33 + var_1_34)))))) : (((((((var_1_16) > (var_1_17)) ? (var_1_16) : (var_1_17))) - var_1_32) <= var_1_34) ? ((var_1_26 && ((var_1_11 * var_1_22) <= var_1_6)) ? (var_1_30 == ((signed char) ((((var_1_34) > (var_1_31)) ? (var_1_34) : (var_1_31))))) : (var_1_30 == ((signed char) var_1_33))) : 1))) && (var_1_26 ? (var_1_35 == ((unsigned char) (! var_1_36))) : (var_1_35 == ((unsigned char) ((var_1_3 > var_1_23) || var_1_28))))) && ((var_1_35 && var_1_28) ? ((var_1_13 != var_1_27) ? (var_1_37 == ((signed char) ((((var_1_3) < (var_1_32)) ? (var_1_3) : (var_1_32))))) : (var_1_37 == ((signed char) var_1_31))) : (var_1_37 == ((signed char) var_1_38))) ; [L239] RET, EXPR property() [L239] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=3, var_1_13=3, var_1_14=3, var_1_15=0, var_1_16=1, var_1_17=63, var_1_18=2, var_1_19=2, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=3, var_1_23=1073741824, var_1_24=1073741826, var_1_25=2147483647, var_1_26=1, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-63, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=-127, var_1_3=1, var_1_6=8] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=32, last_1_var_1_14=0, last_1_var_1_22=100000, last_1_var_1_26=0, last_1_var_1_35=1, last_1_var_1_6=10, var_1_11=3, var_1_13=3, var_1_14=3, var_1_15=0, var_1_16=1, var_1_17=63, var_1_18=2, var_1_19=2, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=3, var_1_23=1073741824, var_1_24=1073741826, var_1_25=2147483647, var_1_26=1, var_1_27=2147483650, var_1_28=1, var_1_29=1, var_1_30=-63, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=63, var_1_35=1, var_1_36=0, var_1_37=0, var_1_38=-127, var_1_3=1, var_1_6=8] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 121 NumberOfCodeBlocks, 121 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:15:33,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-47.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire --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 071df89869d5dd773027f4c0aeda6381670a304bdbd112185f47aa0a0dcb3bae --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:15:35,771 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:15:35,888 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:15:35,908 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:15:35,909 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:15:35,958 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:15:35,959 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:15:35,960 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:15:35,961 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:15:35,966 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:15:35,967 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:15:35,967 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:15:35,968 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:15:35,969 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:15:35,970 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:15:35,970 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:15:35,972 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:15:35,972 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:15:35,973 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:15:35,974 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:15:35,974 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:15:35,975 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:15:35,975 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:15:35,976 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:15:35,976 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:15:35,977 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:15:35,977 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:15:35,977 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:15:35,978 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:15:35,978 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:15:35,980 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:15:35,980 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:15:35,980 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:15:35,981 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:15:35,981 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:15:35,982 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:15:35,982 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:15:35,982 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:15:35,982 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:15:35,983 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:15:35,984 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:15:35,984 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:15:35,984 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:15:35,985 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:15:35,986 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_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 071df89869d5dd773027f4c0aeda6381670a304bdbd112185f47aa0a0dcb3bae [2023-11-23 21:15:36,421 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:15:36,451 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:15:36,455 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:15:36,456 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:15:36,457 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:15:36,458 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-47.i [2023-11-23 21:15:39,721 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:15:40,127 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:15:40,127 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-47.i [2023-11-23 21:15:40,143 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/data/6738632d3/0bb761554d334a49ab2ae18c6b4e6908/FLAG1450726f2 [2023-11-23 21:15:40,167 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/data/6738632d3/0bb761554d334a49ab2ae18c6b4e6908 [2023-11-23 21:15:40,173 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:15:40,175 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:15:40,179 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:15:40,180 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:15:40,186 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:15:40,187 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:15:40" (1/1) ... [2023-11-23 21:15:40,188 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63ee6f46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:40, skipping insertion in model container [2023-11-23 21:15:40,188 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:15:40" (1/1) ... [2023-11-23 21:15:40,248 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:15:40,462 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_a2664991-d186-483a-8066-8157b7e94612/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-47.i[916,929] [2023-11-23 21:15:40,554 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:15:40,573 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:15:40,587 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_a2664991-d186-483a-8066-8157b7e94612/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-47.i[916,929] [2023-11-23 21:15:40,648 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:15:40,680 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:15:40,681 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:40 WrapperNode [2023-11-23 21:15:40,681 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:15:40,682 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:15:40,683 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:15:40,683 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:15:40,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:40" (1/1) ... [2023-11-23 21:15:40,725 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:40" (1/1) ... [2023-11-23 21:15:40,784 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 228 [2023-11-23 21:15:40,788 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:15:40,789 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:15:40,790 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:15:40,790 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:15:40,800 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:40" (1/1) ... [2023-11-23 21:15:40,800 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:40" (1/1) ... [2023-11-23 21:15:40,824 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:40" (1/1) ... [2023-11-23 21:15:40,824 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:40" (1/1) ... [2023-11-23 21:15:40,853 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:40" (1/1) ... [2023-11-23 21:15:40,858 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:40" (1/1) ... [2023-11-23 21:15:40,896 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:40" (1/1) ... [2023-11-23 21:15:40,899 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:40" (1/1) ... [2023-11-23 21:15:40,904 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:15:40,919 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:15:40,919 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:15:40,919 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:15:40,920 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:40" (1/1) ... [2023-11-23 21:15:40,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:15:40,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:15:40,994 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:15:41,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:15:41,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:15:41,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:15:41,042 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:15:41,043 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:15:41,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:15:41,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:15:41,185 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:15:41,189 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:15:41,855 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:15:41,966 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:15:41,967 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:15:41,967 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:15:41 BoogieIcfgContainer [2023-11-23 21:15:41,968 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:15:41,970 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:15:41,970 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:15:41,973 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:15:41,974 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:15:40" (1/3) ... [2023-11-23 21:15:41,975 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@206db3b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:15:41, skipping insertion in model container [2023-11-23 21:15:41,975 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:40" (2/3) ... [2023-11-23 21:15:41,975 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@206db3b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:15:41, skipping insertion in model container [2023-11-23 21:15:41,975 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:15:41" (3/3) ... [2023-11-23 21:15:41,977 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-47.i [2023-11-23 21:15:42,001 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:15:42,002 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:15:42,084 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:15:42,093 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;@40895e48, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:15:42,093 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:15:42,099 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 56 states have (on average 1.5) internal successors, (84), 57 states have internal predecessors, (84), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 21:15:42,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-23 21:15:42,133 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:15:42,134 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:15:42,134 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:15:42,142 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:15:42,143 INFO L85 PathProgramCache]: Analyzing trace with hash 1296462496, now seen corresponding path program 1 times [2023-11-23 21:15:42,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:15:42,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1562391361] [2023-11-23 21:15:42,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:15:42,163 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:15:42,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:15:42,170 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:15:42,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:15:42,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:15:42,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:15:42,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:15:42,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 944 proven. 0 refuted. 0 times theorem prover too weak. 1168 trivial. 0 not checked. [2023-11-23 21:15:42,767 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:15:42,768 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:15:42,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1562391361] [2023-11-23 21:15:42,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1562391361] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:15:42,769 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:15:42,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:15:42,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032333002] [2023-11-23 21:15:42,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:15:42,777 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:15:42,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:15:42,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:15:42,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:15:42,834 INFO L87 Difference]: Start difference. First operand has 92 states, 56 states have (on average 1.5) internal successors, (84), 57 states have internal predecessors, (84), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-23 21:15:43,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:15:43,037 INFO L93 Difference]: Finished difference Result 181 states and 331 transitions. [2023-11-23 21:15:43,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:15:43,047 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 204 [2023-11-23 21:15:43,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:15:43,061 INFO L225 Difference]: With dead ends: 181 [2023-11-23 21:15:43,061 INFO L226 Difference]: Without dead ends: 90 [2023-11-23 21:15:43,072 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:15:43,078 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:15:43,080 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 142 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 21:15:43,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-11-23 21:15:43,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2023-11-23 21:15:43,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 55 states have (on average 1.4363636363636363) internal successors, (79), 55 states have internal predecessors, (79), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 21:15:43,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 145 transitions. [2023-11-23 21:15:43,159 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 145 transitions. Word has length 204 [2023-11-23 21:15:43,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:15:43,161 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 145 transitions. [2023-11-23 21:15:43,161 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-23 21:15:43,162 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 145 transitions. [2023-11-23 21:15:43,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-23 21:15:43,175 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:15:43,176 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:15:43,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:15:43,394 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:15:43,395 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:15:43,395 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:15:43,396 INFO L85 PathProgramCache]: Analyzing trace with hash -1990112358, now seen corresponding path program 1 times [2023-11-23 21:15:43,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:15:43,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1892223511] [2023-11-23 21:15:43,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:15:43,398 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:15:43,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:15:43,400 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:15:43,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:15:43,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:15:43,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 21:15:43,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:15:44,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1223 proven. 48 refuted. 0 times theorem prover too weak. 841 trivial. 0 not checked. [2023-11-23 21:15:44,291 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:15:44,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 138 proven. 51 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2023-11-23 21:15:44,898 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:15:44,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1892223511] [2023-11-23 21:15:44,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1892223511] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:15:44,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1536704325] [2023-11-23 21:15:44,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:15:44,899 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:15:44,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:15:44,940 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:15:44,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-23 21:15:45,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:15:45,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 21:15:45,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:15:46,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-23 21:15:46,077 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:15:46,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1536704325] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:15:46,077 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:15:46,078 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10, 10] total 17 [2023-11-23 21:15:46,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329014291] [2023-11-23 21:15:46,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:15:46,082 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 21:15:46,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:15:46,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 21:15:46,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=201, Unknown=0, NotChecked=0, Total=272 [2023-11-23 21:15:46,085 INFO L87 Difference]: Start difference. First operand 90 states and 145 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 21:15:48,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:15:48,094 INFO L93 Difference]: Finished difference Result 426 states and 666 transitions. [2023-11-23 21:15:48,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-23 21:15:48,095 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 204 [2023-11-23 21:15:48,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:15:48,103 INFO L225 Difference]: With dead ends: 426 [2023-11-23 21:15:48,103 INFO L226 Difference]: Without dead ends: 337 [2023-11-23 21:15:48,104 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 616 GetRequests, 593 SyntacticMatches, 3 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=112, Invalid=350, Unknown=0, NotChecked=0, Total=462 [2023-11-23 21:15:48,106 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 400 mSDsluCounter, 289 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 400 SdHoareTripleChecker+Valid, 425 SdHoareTripleChecker+Invalid, 450 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-11-23 21:15:48,107 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [400 Valid, 425 Invalid, 450 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 259 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-11-23 21:15:48,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2023-11-23 21:15:48,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 154. [2023-11-23 21:15:48,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 101 states have (on average 1.4653465346534653) internal successors, (148), 102 states have internal predecessors, (148), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 49 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-23 21:15:48,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 248 transitions. [2023-11-23 21:15:48,151 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 248 transitions. Word has length 204 [2023-11-23 21:15:48,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:15:48,153 INFO L495 AbstractCegarLoop]: Abstraction has 154 states and 248 transitions. [2023-11-23 21:15:48,153 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 21:15:48,153 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 248 transitions. [2023-11-23 21:15:48,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2023-11-23 21:15:48,157 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:15:48,157 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:15:48,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-23 21:15:48,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 21:15:48,564 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:15:48,565 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:15:48,566 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:15:48,567 INFO L85 PathProgramCache]: Analyzing trace with hash -1051888550, now seen corresponding path program 1 times [2023-11-23 21:15:48,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:15:48,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [172066868] [2023-11-23 21:15:48,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:15:48,568 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:15:48,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:15:48,570 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:15:48,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:15:48,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:15:48,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 21:15:48,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:15:49,567 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1157 proven. 81 refuted. 0 times theorem prover too weak. 874 trivial. 0 not checked. [2023-11-23 21:15:49,567 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:15:50,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 105 proven. 84 refuted. 0 times theorem prover too weak. 1923 trivial. 0 not checked. [2023-11-23 21:15:50,133 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:15:50,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [172066868] [2023-11-23 21:15:50,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [172066868] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:15:50,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1989304091] [2023-11-23 21:15:50,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:15:50,137 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:15:50,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:15:50,139 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:15:50,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-23 21:15:50,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:15:50,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:15:50,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:15:50,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-23 21:15:50,781 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:15:50,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1989304091] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:15:50,782 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:15:50,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9, 9] total 15 [2023-11-23 21:15:50,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962753257] [2023-11-23 21:15:50,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:15:50,784 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:15:50,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:15:50,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:15:50,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2023-11-23 21:15:50,786 INFO L87 Difference]: Start difference. First operand 154 states and 248 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 21:15:50,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:15:50,999 INFO L93 Difference]: Finished difference Result 404 states and 646 transitions. [2023-11-23 21:15:50,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:15:51,000 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 204 [2023-11-23 21:15:51,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:15:51,006 INFO L225 Difference]: With dead ends: 404 [2023-11-23 21:15:51,007 INFO L226 Difference]: Without dead ends: 251 [2023-11-23 21:15:51,008 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 609 GetRequests, 595 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2023-11-23 21:15:51,010 INFO L413 NwaCegarLoop]: 163 mSDtfsCounter, 135 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:15:51,011 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 293 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 21:15:51,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2023-11-23 21:15:51,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 248. [2023-11-23 21:15:51,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 160 states have (on average 1.40625) internal successors, (225), 161 states have internal predecessors, (225), 83 states have call successors, (83), 4 states have call predecessors, (83), 4 states have return successors, (83), 82 states have call predecessors, (83), 83 states have call successors, (83) [2023-11-23 21:15:51,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 391 transitions. [2023-11-23 21:15:51,097 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 391 transitions. Word has length 204 [2023-11-23 21:15:51,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:15:51,098 INFO L495 AbstractCegarLoop]: Abstraction has 248 states and 391 transitions. [2023-11-23 21:15:51,099 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 21:15:51,099 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 391 transitions. [2023-11-23 21:15:51,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-23 21:15:51,103 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:15:51,103 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:15:51,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/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)] Forceful destruction successful, exit code 0 [2023-11-23 21:15:51,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-23 21:15:51,511 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt [2023-11-23 21:15:51,511 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:15:51,512 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:15:51,512 INFO L85 PathProgramCache]: Analyzing trace with hash -1574309993, now seen corresponding path program 1 times [2023-11-23 21:15:51,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:15:51,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [921061156] [2023-11-23 21:15:51,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:15:51,514 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:15:51,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:15:51,516 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:15:51,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:15:51,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:15:51,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:15:51,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:15:51,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-23 21:15:51,851 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:15:51,851 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:15:51,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [921061156] [2023-11-23 21:15:51,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [921061156] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:15:51,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:15:51,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:15:51,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338492913] [2023-11-23 21:15:51,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:15:51,853 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:15:51,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:15:51,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:15:51,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:15:51,854 INFO L87 Difference]: Start difference. First operand 248 states and 391 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 21:15:51,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:15:51,998 INFO L93 Difference]: Finished difference Result 495 states and 781 transitions. [2023-11-23 21:15:52,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:15:52,003 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 205 [2023-11-23 21:15:52,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:15:52,008 INFO L225 Difference]: With dead ends: 495 [2023-11-23 21:15:52,008 INFO L226 Difference]: Without dead ends: 248 [2023-11-23 21:15:52,010 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:15:52,011 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 37 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:15:52,012 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 238 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 21:15:52,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2023-11-23 21:15:52,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 248. [2023-11-23 21:15:52,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 160 states have (on average 1.39375) internal successors, (223), 161 states have internal predecessors, (223), 83 states have call successors, (83), 4 states have call predecessors, (83), 4 states have return successors, (83), 82 states have call predecessors, (83), 83 states have call successors, (83) [2023-11-23 21:15:52,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 389 transitions. [2023-11-23 21:15:52,062 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 389 transitions. Word has length 205 [2023-11-23 21:15:52,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:15:52,063 INFO L495 AbstractCegarLoop]: Abstraction has 248 states and 389 transitions. [2023-11-23 21:15:52,064 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 21:15:52,064 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 389 transitions. [2023-11-23 21:15:52,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-23 21:15:52,068 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:15:52,068 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:15:52,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/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)] Forceful destruction successful, exit code 0 [2023-11-23 21:15:52,276 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:15:52,277 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:15:52,277 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:15:52,277 INFO L85 PathProgramCache]: Analyzing trace with hash 9503973, now seen corresponding path program 1 times [2023-11-23 21:15:52,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:15:52,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [148581917] [2023-11-23 21:15:52,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:15:52,279 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:15:52,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:15:52,281 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:15:52,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/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 (8)] Waiting until timeout for monitored process [2023-11-23 21:15:52,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:15:52,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 21:15:52,563 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:15:54,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1060 proven. 198 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2023-11-23 21:15:54,397 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:15:54,586 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:15:54,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [148581917] [2023-11-23 21:15:54,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [148581917] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:15:54,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [161375883] [2023-11-23 21:15:54,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:15:54,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:15:54,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:15:54,595 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:15:54,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-23 21:15:56,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:15:56,308 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 21:15:56,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:15:57,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1060 proven. 198 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2023-11-23 21:15:57,679 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:15:57,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [161375883] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:15:57,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1151044120] [2023-11-23 21:15:57,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:15:57,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:15:57,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:15:57,728 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:15:57,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-23 21:15:57,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:15:57,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-23 21:15:58,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:15:59,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 1060 proven. 198 refuted. 0 times theorem prover too weak. 854 trivial. 0 not checked. [2023-11-23 21:15:59,346 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:15:59,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1151044120] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:15:59,390 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 21:15:59,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 13 [2023-11-23 21:15:59,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307130712] [2023-11-23 21:15:59,392 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 21:15:59,393 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-23 21:15:59,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:15:59,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-23 21:15:59,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2023-11-23 21:15:59,395 INFO L87 Difference]: Start difference. First operand 248 states and 389 transitions. Second operand has 13 states, 13 states have (on average 4.538461538461538) internal successors, (59), 12 states have internal predecessors, (59), 4 states have call successors, (33), 4 states have call predecessors, (33), 6 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) [2023-11-23 21:16:04,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:16:04,128 INFO L93 Difference]: Finished difference Result 830 states and 1235 transitions. [2023-11-23 21:16:04,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-11-23 21:16:04,139 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.538461538461538) internal successors, (59), 12 states have internal predecessors, (59), 4 states have call successors, (33), 4 states have call predecessors, (33), 6 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) Word has length 206 [2023-11-23 21:16:04,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:16:04,147 INFO L225 Difference]: With dead ends: 830 [2023-11-23 21:16:04,147 INFO L226 Difference]: Without dead ends: 583 [2023-11-23 21:16:04,150 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 706 GetRequests, 673 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 251 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=280, Invalid=910, Unknown=0, NotChecked=0, Total=1190 [2023-11-23 21:16:04,151 INFO L413 NwaCegarLoop]: 157 mSDtfsCounter, 335 mSDsluCounter, 507 mSDsCounter, 0 mSdLazyCounter, 842 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 340 SdHoareTripleChecker+Valid, 664 SdHoareTripleChecker+Invalid, 918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2023-11-23 21:16:04,152 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [340 Valid, 664 Invalid, 918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 842 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2023-11-23 21:16:04,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 583 states. [2023-11-23 21:16:04,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 583 to 565. [2023-11-23 21:16:04,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 565 states, 372 states have (on average 1.3333333333333333) internal successors, (496), 374 states have internal predecessors, (496), 166 states have call successors, (166), 26 states have call predecessors, (166), 26 states have return successors, (166), 164 states have call predecessors, (166), 166 states have call successors, (166) [2023-11-23 21:16:04,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 828 transitions. [2023-11-23 21:16:04,293 INFO L78 Accepts]: Start accepts. Automaton has 565 states and 828 transitions. Word has length 206 [2023-11-23 21:16:04,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:16:04,294 INFO L495 AbstractCegarLoop]: Abstraction has 565 states and 828 transitions. [2023-11-23 21:16:04,295 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.538461538461538) internal successors, (59), 12 states have internal predecessors, (59), 4 states have call successors, (33), 4 states have call predecessors, (33), 6 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) [2023-11-23 21:16:04,295 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 828 transitions. [2023-11-23 21:16:04,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-23 21:16:04,299 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:16:04,299 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:16:04,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2023-11-23 21:16:04,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/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 (8)] Forceful destruction successful, exit code 0 [2023-11-23 21:16:04,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-23 21:16:04,909 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:16:04,910 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:16:04,910 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:16:04,910 INFO L85 PathProgramCache]: Analyzing trace with hash -1011564381, now seen corresponding path program 1 times [2023-11-23 21:16:04,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:16:04,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [17900622] [2023-11-23 21:16:04,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:16:04,911 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:16:04,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:16:04,913 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:16:04,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2664991-d186-483a-8066-8157b7e94612/bin/utaipan-verify-mE87zJ7Ire/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 (11)] Waiting until timeout for monitored process [2023-11-23 21:16:05,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:16:05,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 50 conjunts are in the unsatisfiable core [2023-11-23 21:16:05,215 INFO L285 TraceCheckSpWp]: Computing forward predicates...