./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-56.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-56.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dac49eff911c415c5e3abe3f83531cb71a1bf616fed1a86cc9f731a40011a721 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:08:57,714 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:08:57,780 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 13:08:57,786 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:08:57,787 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:08:57,814 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:08:57,815 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:08:57,815 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:08:57,816 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:08:57,816 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:08:57,817 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:08:57,817 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:08:57,818 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:08:57,818 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 13:08:57,819 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:08:57,819 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:08:57,820 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 13:08:57,820 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 13:08:57,821 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:08:57,821 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 13:08:57,822 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 13:08:57,825 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 13:08:57,826 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:08:57,826 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 13:08:57,827 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 13:08:57,827 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 13:08:57,827 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 13:08:57,828 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:08:57,828 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 13:08:57,828 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:08:57,829 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 13:08:57,829 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 13:08:57,829 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 13:08:57,830 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:08:57,830 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:08:57,830 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 13:08:57,830 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:08:57,830 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:08:57,831 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:08:57,831 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:08:57,831 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 13:08:57,831 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 13:08:57,832 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 13:08:57,832 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:08:57,832 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 13:08:57,832 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:08:57,832 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:08:57,833 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_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dac49eff911c415c5e3abe3f83531cb71a1bf616fed1a86cc9f731a40011a721 [2023-12-02 13:08:58,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:08:58,083 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:08:58,085 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:08:58,087 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:08:58,087 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:08:58,088 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-56.i [2023-12-02 13:09:00,871 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:09:01,079 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:09:01,080 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-56.i [2023-12-02 13:09:01,090 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/data/d40c79abf/e61d6c2f2ec44e4b8a26604189d94212/FLAG8f50da7c2 [2023-12-02 13:09:01,102 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/data/d40c79abf/e61d6c2f2ec44e4b8a26604189d94212 [2023-12-02 13:09:01,104 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:09:01,105 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:09:01,106 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:09:01,106 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:09:01,111 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:09:01,112 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:09:01" (1/1) ... [2023-12-02 13:09:01,113 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@614555a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:01, skipping insertion in model container [2023-12-02 13:09:01,113 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:09:01" (1/1) ... [2023-12-02 13:09:01,155 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:09:01,292 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_03e966a6-9b93-4d17-824a-a848cf277535/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-56.i[917,930] [2023-12-02 13:09:01,357 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:09:01,369 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 13:09:01,378 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_03e966a6-9b93-4d17-824a-a848cf277535/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-56.i[917,930] [2023-12-02 13:09:01,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:09:01,433 INFO L206 MainTranslator]: Completed translation [2023-12-02 13:09:01,434 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:01 WrapperNode [2023-12-02 13:09:01,434 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 13:09:01,435 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 13:09:01,435 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 13:09:01,435 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 13:09:01,440 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:01" (1/1) ... [2023-12-02 13:09:01,455 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:01" (1/1) ... [2023-12-02 13:09:01,489 INFO L138 Inliner]: procedures = 29, calls = 178, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 506 [2023-12-02 13:09:01,489 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 13:09:01,490 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 13:09:01,490 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 13:09:01,490 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 13:09:01,497 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:01" (1/1) ... [2023-12-02 13:09:01,497 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:01" (1/1) ... [2023-12-02 13:09:01,503 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:01" (1/1) ... [2023-12-02 13:09:01,503 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:01" (1/1) ... [2023-12-02 13:09:01,524 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:01" (1/1) ... [2023-12-02 13:09:01,530 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:01" (1/1) ... [2023-12-02 13:09:01,534 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:01" (1/1) ... [2023-12-02 13:09:01,537 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:01" (1/1) ... [2023-12-02 13:09:01,544 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 13:09:01,544 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 13:09:01,545 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 13:09:01,545 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 13:09:01,545 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:01" (1/1) ... [2023-12-02 13:09:01,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:09:01,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:09:01,572 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 13:09:01,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 13:09:01,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 13:09:01,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-12-02 13:09:01,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 13:09:01,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-12-02 13:09:01,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 13:09:01,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-12-02 13:09:01,603 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 13:09:01,603 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 13:09:01,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 13:09:01,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 13:09:01,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 13:09:01,720 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 13:09:01,721 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 13:09:02,232 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 13:09:02,832 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 13:09:02,833 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 13:09:02,834 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:09:02 BoogieIcfgContainer [2023-12-02 13:09:02,835 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 13:09:02,837 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 13:09:02,837 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 13:09:02,840 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 13:09:02,840 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:09:01" (1/3) ... [2023-12-02 13:09:02,841 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43bacc1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:09:02, skipping insertion in model container [2023-12-02 13:09:02,841 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:01" (2/3) ... [2023-12-02 13:09:02,841 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43bacc1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:09:02, skipping insertion in model container [2023-12-02 13:09:02,842 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:09:02" (3/3) ... [2023-12-02 13:09:02,843 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-56.i [2023-12-02 13:09:02,863 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 13:09:02,863 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 13:09:02,913 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 13:09:02,920 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;@7fe9b300, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 13:09:02,920 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 13:09:02,924 INFO L276 IsEmpty]: Start isEmpty. Operand has 47 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-12-02 13:09:02,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-02 13:09:02,936 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:09:02,936 INFO L195 NwaCegarLoop]: trace histogram [19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:09:02,937 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:09:02,942 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:09:02,942 INFO L85 PathProgramCache]: Analyzing trace with hash -1841271423, now seen corresponding path program 1 times [2023-12-02 13:09:02,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 13:09:02,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005447304] [2023-12-02 13:09:02,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:09:02,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 13:09:08,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 13:09:08,799 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 13:09:11,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 13:09:11,961 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 13:09:11,963 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 13:09:11,964 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 13:09:11,966 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 13:09:11,971 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 13:09:11,976 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 13:09:12,032 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-12-02 13:09:12,033 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-12-02 13:09:12,034 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-12-02 13:09:12,035 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-12-02 13:09:12,036 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-12-02 13:09:12,037 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-12-02 13:09:12,038 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-12-02 13:09:12,039 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-12-02 13:09:12,040 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-12-02 13:09:12,042 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-12-02 13:09:12,042 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-12-02 13:09:12,043 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-12-02 13:09:12,044 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-12-02 13:09:12,045 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-12-02 13:09:12,046 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-12-02 13:09:12,047 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-12-02 13:09:12,048 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-12-02 13:09:12,048 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-12-02 13:09:12,049 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-12-02 13:09:12,050 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-12-02 13:09:12,050 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-12-02 13:09:12,051 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-12-02 13:09:12,052 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-12-02 13:09:12,053 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-12-02 13:09:12,053 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-12-02 13:09:12,054 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated [2023-12-02 13:09:12,054 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-12-02 13:09:12,055 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated [2023-12-02 13:09:12,055 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short78 could not be translated [2023-12-02 13:09:12,056 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-12-02 13:09:12,056 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-12-02 13:09:12,056 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short81 could not be translated [2023-12-02 13:09:12,056 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-12-02 13:09:12,057 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short82 could not be translated [2023-12-02 13:09:12,057 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-12-02 13:09:12,057 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short78 could not be translated [2023-12-02 13:09:12,057 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated [2023-12-02 13:09:12,057 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-12-02 13:09:12,058 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated [2023-12-02 13:09:12,058 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated [2023-12-02 13:09:12,058 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short81 could not be translated [2023-12-02 13:09:12,058 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short82 could not be translated [2023-12-02 13:09:12,058 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-12-02 13:09:12,059 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated [2023-12-02 13:09:12,059 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-12-02 13:09:12,060 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated [2023-12-02 13:09:12,060 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-12-02 13:09:12,061 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-12-02 13:09:12,061 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated [2023-12-02 13:09:12,061 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated [2023-12-02 13:09:12,084 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 01:09:12 BoogieIcfgContainer [2023-12-02 13:09:12,084 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 13:09:12,085 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 13:09:12,085 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 13:09:12,085 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 13:09:12,086 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:09:02" (3/4) ... [2023-12-02 13:09:12,087 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 13:09:12,088 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 13:09:12,089 INFO L158 Benchmark]: Toolchain (without parser) took 10984.10ms. Allocated memory was 134.2MB in the beginning and 551.6MB in the end (delta: 417.3MB). Free memory was 101.5MB in the beginning and 295.3MB in the end (delta: -193.7MB). Peak memory consumption was 225.1MB. Max. memory is 16.1GB. [2023-12-02 13:09:12,089 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 134.2MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:09:12,090 INFO L158 Benchmark]: CACSL2BoogieTranslator took 328.46ms. Allocated memory is still 134.2MB. Free memory was 101.1MB in the beginning and 84.9MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 13:09:12,091 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.88ms. Allocated memory is still 134.2MB. Free memory was 84.9MB in the beginning and 80.3MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 13:09:12,091 INFO L158 Benchmark]: Boogie Preprocessor took 53.70ms. Allocated memory is still 134.2MB. Free memory was 80.3MB in the beginning and 76.9MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 13:09:12,092 INFO L158 Benchmark]: RCFGBuilder took 1290.26ms. Allocated memory was 134.2MB in the beginning and 169.9MB in the end (delta: 35.7MB). Free memory was 76.9MB in the beginning and 66.4MB in the end (delta: 10.6MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-12-02 13:09:12,093 INFO L158 Benchmark]: TraceAbstraction took 9247.26ms. Allocated memory was 169.9MB in the beginning and 551.6MB in the end (delta: 381.7MB). Free memory was 65.3MB in the beginning and 295.3MB in the end (delta: -230.0MB). Peak memory consumption was 269.2MB. Max. memory is 16.1GB. [2023-12-02 13:09:12,094 INFO L158 Benchmark]: Witness Printer took 3.68ms. Allocated memory is still 551.6MB. Free memory is still 295.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:09:12,097 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 134.2MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 328.46ms. Allocated memory is still 134.2MB. Free memory was 101.1MB in the beginning and 84.9MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.88ms. Allocated memory is still 134.2MB. Free memory was 84.9MB in the beginning and 80.3MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.70ms. Allocated memory is still 134.2MB. Free memory was 80.3MB in the beginning and 76.9MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1290.26ms. Allocated memory was 134.2MB in the beginning and 169.9MB in the end (delta: 35.7MB). Free memory was 76.9MB in the beginning and 66.4MB in the end (delta: 10.6MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * TraceAbstraction took 9247.26ms. Allocated memory was 169.9MB in the beginning and 551.6MB in the end (delta: 381.7MB). Free memory was 65.3MB in the beginning and 295.3MB in the end (delta: -230.0MB). Peak memory consumption was 269.2MB. Max. memory is 16.1GB. * Witness Printer took 3.68ms. Allocated memory is still 551.6MB. Free memory is still 295.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem73 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem74 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem77 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem85 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem88 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 139, overapproximation of shiftRight at line 73, overapproximation of shiftLeft at line 82. Possible FailurePath: [L38] unsigned char isInitial = 0; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 1, 0, 128, 16, 2, 8, 10.5, 0, 0, 99.25, 64, 0, 0, 1 }; [L55] unsigned char* WrapperStruct00_var_1_1_Pointer = &(WrapperStruct00.var_1_1); [L56] signed char* WrapperStruct00_var_1_3_Pointer = &(WrapperStruct00.var_1_3); [L57] unsigned char* WrapperStruct00_var_1_5_Pointer = &(WrapperStruct00.var_1_5); [L58] unsigned char* WrapperStruct00_var_1_6_Pointer = &(WrapperStruct00.var_1_6); [L59] unsigned char* WrapperStruct00_var_1_7_Pointer = &(WrapperStruct00.var_1_7); [L60] unsigned char* WrapperStruct00_var_1_8_Pointer = &(WrapperStruct00.var_1_8); [L61] double* WrapperStruct00_var_1_9_Pointer = &(WrapperStruct00.var_1_9); [L62] unsigned char* WrapperStruct00_var_1_10_Pointer = &(WrapperStruct00.var_1_10); [L63] unsigned char* WrapperStruct00_var_1_12_Pointer = &(WrapperStruct00.var_1_12); [L64] double* WrapperStruct00_var_1_13_Pointer = &(WrapperStruct00.var_1_13); [L65] unsigned char* WrapperStruct00_var_1_14_Pointer = &(WrapperStruct00.var_1_14); [L66] unsigned char* WrapperStruct00_var_1_16_Pointer = &(WrapperStruct00.var_1_16); [L67] unsigned char* WrapperStruct00_var_1_17_Pointer = &(WrapperStruct00.var_1_17); [L68] unsigned char* WrapperStruct00_var_1_18_Pointer = &(WrapperStruct00.var_1_18); [L69] unsigned char last_1_WrapperStruct00_var_1_14 = 64; [L143] isInitial = 1 [L144] FCALL initially() [L145] COND TRUE 1 [L146] CALL updateLastVariables() [L136] EXPR WrapperStruct00.var_1_14 [L136] last_1_WrapperStruct00_var_1_14 = WrapperStruct00.var_1_14 [L146] RET updateLastVariables() [L147] CALL updateVariables() [L105] WrapperStruct00.var_1_3 = __VERIFIER_nondet_char() [L106] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L106] CALL assume_abort_if_not(WrapperStruct00.var_1_3 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(WrapperStruct00.var_1_3 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L107] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L107] CALL assume_abort_if_not(WrapperStruct00.var_1_3 <= 16) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(WrapperStruct00.var_1_3 <= 16) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L108] WrapperStruct00.var_1_5 = __VERIFIER_nondet_uchar() [L109] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L109] CALL assume_abort_if_not(WrapperStruct00.var_1_5 >= 127) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(WrapperStruct00.var_1_5 >= 127) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L110] EXPR WrapperStruct00.var_1_5 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L110] CALL assume_abort_if_not(WrapperStruct00.var_1_5 <= 254) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(WrapperStruct00.var_1_5 <= 254) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L111] WrapperStruct00.var_1_6 = __VERIFIER_nondet_uchar() [L112] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L112] CALL assume_abort_if_not(WrapperStruct00.var_1_6 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(WrapperStruct00.var_1_6 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L113] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L113] CALL assume_abort_if_not(WrapperStruct00.var_1_6 <= 127) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(WrapperStruct00.var_1_6 <= 127) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L114] WrapperStruct00.var_1_7 = __VERIFIER_nondet_uchar() [L115] EXPR WrapperStruct00.var_1_7 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L115] CALL assume_abort_if_not(WrapperStruct00.var_1_7 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(WrapperStruct00.var_1_7 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L116] EXPR WrapperStruct00.var_1_7 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L116] CALL assume_abort_if_not(WrapperStruct00.var_1_7 <= 127) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(WrapperStruct00.var_1_7 <= 127) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L117] WrapperStruct00.var_1_8 = __VERIFIER_nondet_uchar() [L118] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L118] CALL assume_abort_if_not(WrapperStruct00.var_1_8 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(WrapperStruct00.var_1_8 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L119] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L119] CALL assume_abort_if_not(WrapperStruct00.var_1_8 <= 64) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(WrapperStruct00.var_1_8 <= 64) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L120] WrapperStruct00.var_1_10 = __VERIFIER_nondet_uchar() [L121] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L121] CALL assume_abort_if_not(WrapperStruct00.var_1_10 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(WrapperStruct00.var_1_10 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L122] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L122] CALL assume_abort_if_not(WrapperStruct00.var_1_10 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(WrapperStruct00.var_1_10 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L123] WrapperStruct00.var_1_12 = __VERIFIER_nondet_uchar() [L124] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L124] CALL assume_abort_if_not(WrapperStruct00.var_1_12 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(WrapperStruct00.var_1_12 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L125] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L125] CALL assume_abort_if_not(WrapperStruct00.var_1_12 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not(WrapperStruct00.var_1_12 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L126] WrapperStruct00.var_1_13 = __VERIFIER_nondet_double() [L127] EXPR WrapperStruct00.var_1_13 [L127] EXPR WrapperStruct00.var_1_13 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_13 <= -1.0e-20F [L127] EXPR (WrapperStruct00.var_1_13 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_13 <= -1.0e-20F) || (WrapperStruct00.var_1_13 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F ) [L127] EXPR WrapperStruct00.var_1_13 [L127] EXPR WrapperStruct00.var_1_13 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F [L127] EXPR WrapperStruct00.var_1_13 [L127] EXPR WrapperStruct00.var_1_13 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F [L127] EXPR (WrapperStruct00.var_1_13 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_13 <= -1.0e-20F) || (WrapperStruct00.var_1_13 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L127] CALL assume_abort_if_not((WrapperStruct00.var_1_13 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_13 <= -1.0e-20F) || (WrapperStruct00.var_1_13 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not((WrapperStruct00.var_1_13 >= -922337.2036854765600e+13F && WrapperStruct00.var_1_13 <= -1.0e-20F) || (WrapperStruct00.var_1_13 <= 9223372.036854765600e+12F && WrapperStruct00.var_1_13 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L128] WrapperStruct00.var_1_17 = __VERIFIER_nondet_uchar() [L129] EXPR WrapperStruct00.var_1_17 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L129] CALL assume_abort_if_not(WrapperStruct00.var_1_17 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(WrapperStruct00.var_1_17 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L130] EXPR WrapperStruct00.var_1_17 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L130] CALL assume_abort_if_not(WrapperStruct00.var_1_17 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(WrapperStruct00.var_1_17 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L131] WrapperStruct00.var_1_18 = __VERIFIER_nondet_uchar() [L132] EXPR WrapperStruct00.var_1_18 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L132] CALL assume_abort_if_not(WrapperStruct00.var_1_18 >= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(WrapperStruct00.var_1_18 >= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L133] EXPR WrapperStruct00.var_1_18 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L133] CALL assume_abort_if_not(WrapperStruct00.var_1_18 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(WrapperStruct00.var_1_18 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L147] RET updateVariables() [L148] CALL step() [L73] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L73] EXPR last_1_WrapperStruct00_var_1_14 >> (*(WrapperStruct00_var_1_3_Pointer)) [L73] COND FALSE !((last_1_WrapperStruct00_var_1_14 >> (*(WrapperStruct00_var_1_3_Pointer))) >= last_1_WrapperStruct00_var_1_14) [L76] EXPR \read(*WrapperStruct00_var_1_6_Pointer) [L76] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L76] EXPR (((*(WrapperStruct00_var_1_6_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))) [L76] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L76] EXPR (((*(WrapperStruct00_var_1_6_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))) [L76] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L76] EXPR \read(*WrapperStruct00_var_1_7_Pointer) [L76] EXPR ((((*(WrapperStruct00_var_1_8_Pointer)) + 1)) < ((*(WrapperStruct00_var_1_7_Pointer)))) ? (((*(WrapperStruct00_var_1_8_Pointer)) + 1)) : ((*(WrapperStruct00_var_1_7_Pointer))) [L76] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L76] EXPR ((((*(WrapperStruct00_var_1_8_Pointer)) + 1)) < ((*(WrapperStruct00_var_1_7_Pointer)))) ? (((*(WrapperStruct00_var_1_8_Pointer)) + 1)) : ((*(WrapperStruct00_var_1_7_Pointer))) [L76] (*(WrapperStruct00_var_1_1_Pointer)) = ((((((*(WrapperStruct00_var_1_6_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))))) + ((((((*(WrapperStruct00_var_1_8_Pointer)) + 1)) < ((*(WrapperStruct00_var_1_7_Pointer)))) ? (((*(WrapperStruct00_var_1_8_Pointer)) + 1)) : ((*(WrapperStruct00_var_1_7_Pointer)))))) [L78] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L78] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L78] EXPR \read(*WrapperStruct00_var_1_7_Pointer) [L78] COND FALSE !(((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_1_Pointer))) >= (*(WrapperStruct00_var_1_7_Pointer))) [L81] EXPR \read(*WrapperStruct00_var_1_12_Pointer) [L81] (*(WrapperStruct00_var_1_12_Pointer)) || (*(WrapperStruct00_var_1_10_Pointer)) [L81] EXPR \read(*WrapperStruct00_var_1_10_Pointer) [L81] (*(WrapperStruct00_var_1_12_Pointer)) || (*(WrapperStruct00_var_1_10_Pointer)) [L81] COND TRUE (*(WrapperStruct00_var_1_12_Pointer)) || (*(WrapperStruct00_var_1_10_Pointer)) [L82] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L82] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L82] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L82] EXPR (*(WrapperStruct00_var_1_8_Pointer)) << (*(WrapperStruct00_var_1_3_Pointer)) [L82] COND FALSE !((*(WrapperStruct00_var_1_1_Pointer)) >= ((*(WrapperStruct00_var_1_8_Pointer)) << (*(WrapperStruct00_var_1_3_Pointer)))) [L89] EXPR \read(*WrapperStruct00_var_1_18_Pointer) [L89] (*(WrapperStruct00_var_1_16_Pointer)) = (*(WrapperStruct00_var_1_18_Pointer)) [L94] EXPR \read(*WrapperStruct00_var_1_14_Pointer) [L94] unsigned char stepLocal_1 = (*(WrapperStruct00_var_1_14_Pointer)); [L95] EXPR \read(*WrapperStruct00_var_1_16_Pointer) [L95] unsigned char stepLocal_0 = (*(WrapperStruct00_var_1_16_Pointer)); [L96] EXPR \read(*WrapperStruct00_var_1_16_Pointer) [L96] COND TRUE (*(WrapperStruct00_var_1_16_Pointer)) [L97] stepLocal_0 || (*(WrapperStruct00_var_1_16_Pointer)) [L97] COND TRUE stepLocal_0 || (*(WrapperStruct00_var_1_16_Pointer)) [L98] EXPR \read(*WrapperStruct00_var_1_6_Pointer) [L98] COND TRUE stepLocal_1 > (*(WrapperStruct00_var_1_6_Pointer)) [L99] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L99] (*(WrapperStruct00_var_1_9_Pointer)) = (*(WrapperStruct00_var_1_13_Pointer)) [L148] RET step() [L149] CALL, EXPR property() [L139] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L139] EXPR last_1_WrapperStruct00_var_1_14 >> (*(WrapperStruct00_var_1_3_Pointer)) [L139] EXPR ((last_1_WrapperStruct00_var_1_14 >> (*(WrapperStruct00_var_1_3_Pointer))) >= last_1_WrapperStruct00_var_1_14) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_3_Pointer))) < (((*(WrapperStruct00_var_1_5_Pointer)) - (((((*(WrapperStruct00_var_1_6_Pointer))) > ((*(WrapperStruct00_var_1_7_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_7_Pointer)))))))) ? ((*(WrapperStruct00_var_1_3_Pointer))) : (((*(WrapperStruct00_var_1_5_Pointer)) - (((((*(WrapperStruct00_var_1_6_Pointer))) > ((*(WrapperStruct00_var_1_7_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_7_Pointer))))))))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((((((*(WrapperStruct00_var_1_6_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))))) + ((((((*(WrapperStruct00_var_1_8_Pointer)) + 1)) < ((*(WrapperStruct00_var_1_7_Pointer)))) ? (((*(WrapperStruct00_var_1_8_Pointer)) + 1)) : ((*(WrapperStruct00_var_1_7_Pointer)))))))) [L139] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L139] EXPR \read(*WrapperStruct00_var_1_6_Pointer) [L139] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L139] EXPR (((*(WrapperStruct00_var_1_6_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))) [L139] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L139] EXPR (((*(WrapperStruct00_var_1_6_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))) [L139] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L139] EXPR \read(*WrapperStruct00_var_1_7_Pointer) [L139] EXPR ((((*(WrapperStruct00_var_1_8_Pointer)) + 1)) < ((*(WrapperStruct00_var_1_7_Pointer)))) ? (((*(WrapperStruct00_var_1_8_Pointer)) + 1)) : ((*(WrapperStruct00_var_1_7_Pointer))) [L139] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L139] EXPR ((((*(WrapperStruct00_var_1_8_Pointer)) + 1)) < ((*(WrapperStruct00_var_1_7_Pointer)))) ? (((*(WrapperStruct00_var_1_8_Pointer)) + 1)) : ((*(WrapperStruct00_var_1_7_Pointer))) [L139] EXPR ((last_1_WrapperStruct00_var_1_14 >> (*(WrapperStruct00_var_1_3_Pointer))) >= last_1_WrapperStruct00_var_1_14) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_3_Pointer))) < (((*(WrapperStruct00_var_1_5_Pointer)) - (((((*(WrapperStruct00_var_1_6_Pointer))) > ((*(WrapperStruct00_var_1_7_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_7_Pointer)))))))) ? ((*(WrapperStruct00_var_1_3_Pointer))) : (((*(WrapperStruct00_var_1_5_Pointer)) - (((((*(WrapperStruct00_var_1_6_Pointer))) > ((*(WrapperStruct00_var_1_7_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_7_Pointer))))))))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((((((*(WrapperStruct00_var_1_6_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))))) + ((((((*(WrapperStruct00_var_1_8_Pointer)) + 1)) < ((*(WrapperStruct00_var_1_7_Pointer)))) ? (((*(WrapperStruct00_var_1_8_Pointer)) + 1)) : ((*(WrapperStruct00_var_1_7_Pointer)))))))) [L139] EXPR (((last_1_WrapperStruct00_var_1_14 >> (*(WrapperStruct00_var_1_3_Pointer))) >= last_1_WrapperStruct00_var_1_14) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_3_Pointer))) < (((*(WrapperStruct00_var_1_5_Pointer)) - (((((*(WrapperStruct00_var_1_6_Pointer))) > ((*(WrapperStruct00_var_1_7_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_7_Pointer)))))))) ? ((*(WrapperStruct00_var_1_3_Pointer))) : (((*(WrapperStruct00_var_1_5_Pointer)) - (((((*(WrapperStruct00_var_1_6_Pointer))) > ((*(WrapperStruct00_var_1_7_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_7_Pointer))))))))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((((((*(WrapperStruct00_var_1_6_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))))) + ((((((*(WrapperStruct00_var_1_8_Pointer)) + 1)) < ((*(WrapperStruct00_var_1_7_Pointer)))) ? (((*(WrapperStruct00_var_1_8_Pointer)) + 1)) : ((*(WrapperStruct00_var_1_7_Pointer))))))))) && ((*(WrapperStruct00_var_1_16_Pointer)) ? (((*(WrapperStruct00_var_1_16_Pointer)) || (*(WrapperStruct00_var_1_16_Pointer))) ? (((*(WrapperStruct00_var_1_14_Pointer)) > (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((double) (*(WrapperStruct00_var_1_13_Pointer)))) : 1) : 1) : 1) [L139] EXPR \read(*WrapperStruct00_var_1_16_Pointer) [L139] EXPR (*(WrapperStruct00_var_1_16_Pointer)) ? (((*(WrapperStruct00_var_1_16_Pointer)) || (*(WrapperStruct00_var_1_16_Pointer))) ? (((*(WrapperStruct00_var_1_14_Pointer)) > (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((double) (*(WrapperStruct00_var_1_13_Pointer)))) : 1) : 1) : 1 [L139] EXPR \read(*WrapperStruct00_var_1_16_Pointer) [L139] EXPR (*(WrapperStruct00_var_1_16_Pointer)) || (*(WrapperStruct00_var_1_16_Pointer)) [L139] EXPR ((*(WrapperStruct00_var_1_16_Pointer)) || (*(WrapperStruct00_var_1_16_Pointer))) ? (((*(WrapperStruct00_var_1_14_Pointer)) > (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((double) (*(WrapperStruct00_var_1_13_Pointer)))) : 1) : 1 [L139] EXPR \read(*WrapperStruct00_var_1_14_Pointer) [L139] EXPR \read(*WrapperStruct00_var_1_6_Pointer) [L139] EXPR ((*(WrapperStruct00_var_1_14_Pointer)) > (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((double) (*(WrapperStruct00_var_1_13_Pointer)))) : 1 [L139] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L139] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L139] EXPR ((*(WrapperStruct00_var_1_14_Pointer)) > (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((double) (*(WrapperStruct00_var_1_13_Pointer)))) : 1 [L139] EXPR ((*(WrapperStruct00_var_1_16_Pointer)) || (*(WrapperStruct00_var_1_16_Pointer))) ? (((*(WrapperStruct00_var_1_14_Pointer)) > (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((double) (*(WrapperStruct00_var_1_13_Pointer)))) : 1) : 1 [L139] EXPR (*(WrapperStruct00_var_1_16_Pointer)) ? (((*(WrapperStruct00_var_1_16_Pointer)) || (*(WrapperStruct00_var_1_16_Pointer))) ? (((*(WrapperStruct00_var_1_14_Pointer)) > (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((double) (*(WrapperStruct00_var_1_13_Pointer)))) : 1) : 1) : 1 [L139] EXPR (((last_1_WrapperStruct00_var_1_14 >> (*(WrapperStruct00_var_1_3_Pointer))) >= last_1_WrapperStruct00_var_1_14) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_3_Pointer))) < (((*(WrapperStruct00_var_1_5_Pointer)) - (((((*(WrapperStruct00_var_1_6_Pointer))) > ((*(WrapperStruct00_var_1_7_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_7_Pointer)))))))) ? ((*(WrapperStruct00_var_1_3_Pointer))) : (((*(WrapperStruct00_var_1_5_Pointer)) - (((((*(WrapperStruct00_var_1_6_Pointer))) > ((*(WrapperStruct00_var_1_7_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_7_Pointer))))))))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((((((*(WrapperStruct00_var_1_6_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))))) + ((((((*(WrapperStruct00_var_1_8_Pointer)) + 1)) < ((*(WrapperStruct00_var_1_7_Pointer)))) ? (((*(WrapperStruct00_var_1_8_Pointer)) + 1)) : ((*(WrapperStruct00_var_1_7_Pointer))))))))) && ((*(WrapperStruct00_var_1_16_Pointer)) ? (((*(WrapperStruct00_var_1_16_Pointer)) || (*(WrapperStruct00_var_1_16_Pointer))) ? (((*(WrapperStruct00_var_1_14_Pointer)) > (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((double) (*(WrapperStruct00_var_1_13_Pointer)))) : 1) : 1) : 1) [L139] EXPR ((((last_1_WrapperStruct00_var_1_14 >> (*(WrapperStruct00_var_1_3_Pointer))) >= last_1_WrapperStruct00_var_1_14) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_3_Pointer))) < (((*(WrapperStruct00_var_1_5_Pointer)) - (((((*(WrapperStruct00_var_1_6_Pointer))) > ((*(WrapperStruct00_var_1_7_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_7_Pointer)))))))) ? ((*(WrapperStruct00_var_1_3_Pointer))) : (((*(WrapperStruct00_var_1_5_Pointer)) - (((((*(WrapperStruct00_var_1_6_Pointer))) > ((*(WrapperStruct00_var_1_7_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_7_Pointer))))))))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((((((*(WrapperStruct00_var_1_6_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))))) + ((((((*(WrapperStruct00_var_1_8_Pointer)) + 1)) < ((*(WrapperStruct00_var_1_7_Pointer)))) ? (((*(WrapperStruct00_var_1_8_Pointer)) + 1)) : ((*(WrapperStruct00_var_1_7_Pointer))))))))) && ((*(WrapperStruct00_var_1_16_Pointer)) ? (((*(WrapperStruct00_var_1_16_Pointer)) || (*(WrapperStruct00_var_1_16_Pointer))) ? (((*(WrapperStruct00_var_1_14_Pointer)) > (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((double) (*(WrapperStruct00_var_1_13_Pointer)))) : 1) : 1) : 1)) && ((((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_1_Pointer))) >= (*(WrapperStruct00_var_1_7_Pointer))) ? ((*(WrapperStruct00_var_1_14_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_6_Pointer)))) : 1) [L139] EXPR (((((last_1_WrapperStruct00_var_1_14 >> (*(WrapperStruct00_var_1_3_Pointer))) >= last_1_WrapperStruct00_var_1_14) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_3_Pointer))) < (((*(WrapperStruct00_var_1_5_Pointer)) - (((((*(WrapperStruct00_var_1_6_Pointer))) > ((*(WrapperStruct00_var_1_7_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_7_Pointer)))))))) ? ((*(WrapperStruct00_var_1_3_Pointer))) : (((*(WrapperStruct00_var_1_5_Pointer)) - (((((*(WrapperStruct00_var_1_6_Pointer))) > ((*(WrapperStruct00_var_1_7_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_7_Pointer))))))))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((((((*(WrapperStruct00_var_1_6_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))))) + ((((((*(WrapperStruct00_var_1_8_Pointer)) + 1)) < ((*(WrapperStruct00_var_1_7_Pointer)))) ? (((*(WrapperStruct00_var_1_8_Pointer)) + 1)) : ((*(WrapperStruct00_var_1_7_Pointer))))))))) && ((*(WrapperStruct00_var_1_16_Pointer)) ? (((*(WrapperStruct00_var_1_16_Pointer)) || (*(WrapperStruct00_var_1_16_Pointer))) ? (((*(WrapperStruct00_var_1_14_Pointer)) > (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((double) (*(WrapperStruct00_var_1_13_Pointer)))) : 1) : 1) : 1)) && ((((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_1_Pointer))) >= (*(WrapperStruct00_var_1_7_Pointer))) ? ((*(WrapperStruct00_var_1_14_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_6_Pointer)))) : 1)) && (((*(WrapperStruct00_var_1_12_Pointer)) || (*(WrapperStruct00_var_1_10_Pointer))) ? (((*(WrapperStruct00_var_1_1_Pointer)) >= ((*(WrapperStruct00_var_1_8_Pointer)) << (*(WrapperStruct00_var_1_3_Pointer)))) ? (((*(WrapperStruct00_var_1_6_Pointer)) > (*(WrapperStruct00_var_1_7_Pointer))) ? ((*(WrapperStruct00_var_1_16_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_17_Pointer)))) : ((*(WrapperStruct00_var_1_16_Pointer)) == ((unsigned char) 1))) : ((*(WrapperStruct00_var_1_16_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_18_Pointer))))) : ((*(WrapperStruct00_var_1_16_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_17_Pointer))))) [L139-L140] return (((((last_1_WrapperStruct00_var_1_14 >> (*(WrapperStruct00_var_1_3_Pointer))) >= last_1_WrapperStruct00_var_1_14) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) (((((*(WrapperStruct00_var_1_3_Pointer))) < (((*(WrapperStruct00_var_1_5_Pointer)) - (((((*(WrapperStruct00_var_1_6_Pointer))) > ((*(WrapperStruct00_var_1_7_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_7_Pointer)))))))) ? ((*(WrapperStruct00_var_1_3_Pointer))) : (((*(WrapperStruct00_var_1_5_Pointer)) - (((((*(WrapperStruct00_var_1_6_Pointer))) > ((*(WrapperStruct00_var_1_7_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_7_Pointer))))))))))) : ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned char) ((((((*(WrapperStruct00_var_1_6_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_6_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))))) + ((((((*(WrapperStruct00_var_1_8_Pointer)) + 1)) < ((*(WrapperStruct00_var_1_7_Pointer)))) ? (((*(WrapperStruct00_var_1_8_Pointer)) + 1)) : ((*(WrapperStruct00_var_1_7_Pointer))))))))) && ((*(WrapperStruct00_var_1_16_Pointer)) ? (((*(WrapperStruct00_var_1_16_Pointer)) || (*(WrapperStruct00_var_1_16_Pointer))) ? (((*(WrapperStruct00_var_1_14_Pointer)) > (*(WrapperStruct00_var_1_6_Pointer))) ? ((*(WrapperStruct00_var_1_9_Pointer)) == ((double) (*(WrapperStruct00_var_1_13_Pointer)))) : 1) : 1) : 1)) && ((((*(WrapperStruct00_var_1_8_Pointer)) + (*(WrapperStruct00_var_1_1_Pointer))) >= (*(WrapperStruct00_var_1_7_Pointer))) ? ((*(WrapperStruct00_var_1_14_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_6_Pointer)))) : 1)) && (((*(WrapperStruct00_var_1_12_Pointer)) || (*(WrapperStruct00_var_1_10_Pointer))) ? (((*(WrapperStruct00_var_1_1_Pointer)) >= ((*(WrapperStruct00_var_1_8_Pointer)) << (*(WrapperStruct00_var_1_3_Pointer)))) ? (((*(WrapperStruct00_var_1_6_Pointer)) > (*(WrapperStruct00_var_1_7_Pointer))) ? ((*(WrapperStruct00_var_1_16_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_17_Pointer)))) : ((*(WrapperStruct00_var_1_16_Pointer)) == ((unsigned char) 1))) : ((*(WrapperStruct00_var_1_16_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_18_Pointer))))) : ((*(WrapperStruct00_var_1_16_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_17_Pointer))))) ; [L149] RET, EXPR property() [L149] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct00_var_1_14=64] [L19] reach_error() VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:14}, WrapperStruct00_var_1_12_Pointer={4:15}, WrapperStruct00_var_1_13_Pointer={4:16}, WrapperStruct00_var_1_14_Pointer={4:24}, WrapperStruct00_var_1_16_Pointer={4:25}, WrapperStruct00_var_1_17_Pointer={4:26}, WrapperStruct00_var_1_18_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_3_Pointer={4:1}, WrapperStruct00_var_1_5_Pointer={4:2}, WrapperStruct00_var_1_6_Pointer={4:3}, WrapperStruct00_var_1_7_Pointer={4:4}, WrapperStruct00_var_1_8_Pointer={4:5}, WrapperStruct00_var_1_9_Pointer={4:6}, \old(cond)=0, cond=0, isInitial=1, last_1_WrapperStruct00_var_1_14=64] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.1s, OverallIterations: 1, TraceHistogramMax: 19, 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=47occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 5.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 13:09:12,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-56.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dac49eff911c415c5e3abe3f83531cb71a1bf616fed1a86cc9f731a40011a721 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:09:14,065 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:09:14,142 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 13:09:14,147 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:09:14,147 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:09:14,176 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:09:14,177 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:09:14,177 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:09:14,178 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:09:14,178 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:09:14,179 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:09:14,180 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:09:14,180 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:09:14,181 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:09:14,181 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:09:14,182 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:09:14,183 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:09:14,183 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 13:09:14,184 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 13:09:14,184 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 13:09:14,185 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:09:14,186 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 13:09:14,186 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:09:14,186 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 13:09:14,187 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 13:09:14,187 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 13:09:14,188 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 13:09:14,188 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 13:09:14,189 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 13:09:14,189 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:09:14,190 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:09:14,190 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 13:09:14,190 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 13:09:14,191 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:09:14,191 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:09:14,191 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:09:14,191 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:09:14,192 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 13:09:14,192 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 13:09:14,192 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 13:09:14,192 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:09:14,193 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 13:09:14,193 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:09:14,193 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:09:14,193 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_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dac49eff911c415c5e3abe3f83531cb71a1bf616fed1a86cc9f731a40011a721 [2023-12-02 13:09:14,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:09:14,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:09:14,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:09:14,553 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:09:14,554 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:09:14,555 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-56.i [2023-12-02 13:09:17,416 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:09:17,659 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:09:17,660 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-56.i [2023-12-02 13:09:17,671 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/data/27b5566f1/7df53c520de7417eba54d2140aa8d086/FLAG1f1f2c7ad [2023-12-02 13:09:17,686 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/data/27b5566f1/7df53c520de7417eba54d2140aa8d086 [2023-12-02 13:09:17,689 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:09:17,690 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:09:17,692 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:09:17,692 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:09:17,697 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:09:17,698 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:09:17" (1/1) ... [2023-12-02 13:09:17,699 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a50e4f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:17, skipping insertion in model container [2023-12-02 13:09:17,699 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:09:17" (1/1) ... [2023-12-02 13:09:17,738 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:09:17,895 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_03e966a6-9b93-4d17-824a-a848cf277535/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-56.i[917,930] [2023-12-02 13:09:17,964 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:09:17,984 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 13:09:17,999 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_03e966a6-9b93-4d17-824a-a848cf277535/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-56.i[917,930] [2023-12-02 13:09:18,039 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:09:18,065 INFO L206 MainTranslator]: Completed translation [2023-12-02 13:09:18,065 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:18 WrapperNode [2023-12-02 13:09:18,066 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 13:09:18,067 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 13:09:18,067 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 13:09:18,067 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 13:09:18,075 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:18" (1/1) ... [2023-12-02 13:09:18,095 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:18" (1/1) ... [2023-12-02 13:09:18,138 INFO L138 Inliner]: procedures = 30, calls = 178, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 487 [2023-12-02 13:09:18,138 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 13:09:18,139 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 13:09:18,139 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 13:09:18,140 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 13:09:18,150 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:18" (1/1) ... [2023-12-02 13:09:18,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:18" (1/1) ... [2023-12-02 13:09:18,160 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:18" (1/1) ... [2023-12-02 13:09:18,160 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:18" (1/1) ... [2023-12-02 13:09:18,183 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:18" (1/1) ... [2023-12-02 13:09:18,189 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:18" (1/1) ... [2023-12-02 13:09:18,193 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:18" (1/1) ... [2023-12-02 13:09:18,197 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:18" (1/1) ... [2023-12-02 13:09:18,204 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 13:09:18,205 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 13:09:18,205 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 13:09:18,205 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 13:09:18,206 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:18" (1/1) ... [2023-12-02 13:09:18,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:09:18,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:09:18,241 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 13:09:18,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 13:09:18,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 13:09:18,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2023-12-02 13:09:18,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2023-12-02 13:09:18,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-02 13:09:18,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 13:09:18,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2023-12-02 13:09:18,276 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 13:09:18,276 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 13:09:18,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 13:09:18,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 13:09:18,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-12-02 13:09:18,407 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 13:09:18,410 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 13:09:19,003 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 13:09:19,050 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 13:09:19,051 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 13:09:19,051 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:09:19 BoogieIcfgContainer [2023-12-02 13:09:19,051 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 13:09:19,053 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 13:09:19,054 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 13:09:19,057 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 13:09:19,057 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:09:17" (1/3) ... [2023-12-02 13:09:19,058 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cf798bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:09:19, skipping insertion in model container [2023-12-02 13:09:19,058 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:09:18" (2/3) ... [2023-12-02 13:09:19,058 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cf798bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:09:19, skipping insertion in model container [2023-12-02 13:09:19,058 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:09:19" (3/3) ... [2023-12-02 13:09:19,060 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-56.i [2023-12-02 13:09:19,079 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 13:09:19,079 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 13:09:19,129 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 13:09:19,135 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;@2f4cb2f4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 13:09:19,135 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 13:09:19,139 INFO L276 IsEmpty]: Start isEmpty. Operand has 111 states, 89 states have (on average 1.4606741573033708) internal successors, (130), 90 states have internal predecessors, (130), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-12-02 13:09:19,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-02 13:09:19,153 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:09:19,154 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:09:19,154 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:09:19,158 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:09:19,159 INFO L85 PathProgramCache]: Analyzing trace with hash 297971397, now seen corresponding path program 1 times [2023-12-02 13:09:19,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:09:19,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1867792940] [2023-12-02 13:09:19,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:09:19,173 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 13:09:19,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:09:19,175 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 13:09:19,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-12-02 13:09:19,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:09:19,502 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 13:09:19,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:09:19,556 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 344 proven. 0 refuted. 0 times theorem prover too weak. 340 trivial. 0 not checked. [2023-12-02 13:09:19,556 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:09:19,557 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:09:19,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1867792940] [2023-12-02 13:09:19,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1867792940] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:09:19,558 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:09:19,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 13:09:19,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664207713] [2023-12-02 13:09:19,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:09:19,565 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 13:09:19,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:09:19,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 13:09:19,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 13:09:19,596 INFO L87 Difference]: Start difference. First operand has 111 states, 89 states have (on average 1.4606741573033708) internal successors, (130), 90 states have internal predecessors, (130), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-12-02 13:09:19,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:09:19,649 INFO L93 Difference]: Finished difference Result 219 states and 353 transitions. [2023-12-02 13:09:19,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 13:09:19,652 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 144 [2023-12-02 13:09:19,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:09:19,661 INFO L225 Difference]: With dead ends: 219 [2023-12-02 13:09:19,661 INFO L226 Difference]: Without dead ends: 109 [2023-12-02 13:09:19,665 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 13:09:19,669 INFO L413 NwaCegarLoop]: 159 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 159 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-02 13:09:19,670 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 159 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-02 13:09:19,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2023-12-02 13:09:19,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2023-12-02 13:09:19,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 88 states have (on average 1.4204545454545454) internal successors, (125), 88 states have internal predecessors, (125), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-12-02 13:09:19,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 163 transitions. [2023-12-02 13:09:19,717 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 163 transitions. Word has length 144 [2023-12-02 13:09:19,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:09:19,717 INFO L495 AbstractCegarLoop]: Abstraction has 109 states and 163 transitions. [2023-12-02 13:09:19,718 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-12-02 13:09:19,718 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 163 transitions. [2023-12-02 13:09:19,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-02 13:09:19,721 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:09:19,721 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:09:19,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-12-02 13:09:19,922 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 13:09:19,922 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:09:19,923 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:09:19,923 INFO L85 PathProgramCache]: Analyzing trace with hash -1782660429, now seen corresponding path program 1 times [2023-12-02 13:09:19,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:09:19,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1675229108] [2023-12-02 13:09:19,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:09:19,924 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 13:09:19,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:09:19,926 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 13:09:19,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-12-02 13:09:20,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:09:20,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 13:09:20,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:09:20,256 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 280 proven. 0 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2023-12-02 13:09:20,256 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:09:20,257 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:09:20,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1675229108] [2023-12-02 13:09:20,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1675229108] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:09:20,257 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:09:20,258 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-02 13:09:20,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284841694] [2023-12-02 13:09:20,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:09:20,260 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 13:09:20,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:09:20,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 13:09:20,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 13:09:20,262 INFO L87 Difference]: Start difference. First operand 109 states and 163 transitions. Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-12-02 13:09:20,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:09:20,385 INFO L93 Difference]: Finished difference Result 223 states and 334 transitions. [2023-12-02 13:09:20,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 13:09:20,386 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 144 [2023-12-02 13:09:20,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:09:20,388 INFO L225 Difference]: With dead ends: 223 [2023-12-02 13:09:20,388 INFO L226 Difference]: Without dead ends: 115 [2023-12-02 13:09:20,390 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 13:09:20,391 INFO L413 NwaCegarLoop]: 160 mSDtfsCounter, 10 mSDsluCounter, 309 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 469 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 13:09:20,392 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 469 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 13:09:20,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2023-12-02 13:09:20,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 111. [2023-12-02 13:09:20,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 90 states have (on average 1.4111111111111112) internal successors, (127), 90 states have internal predecessors, (127), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-12-02 13:09:20,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 165 transitions. [2023-12-02 13:09:20,408 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 165 transitions. Word has length 144 [2023-12-02 13:09:20,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:09:20,409 INFO L495 AbstractCegarLoop]: Abstraction has 111 states and 165 transitions. [2023-12-02 13:09:20,409 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2023-12-02 13:09:20,410 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 165 transitions. [2023-12-02 13:09:20,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-02 13:09:20,413 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:09:20,413 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:09:20,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-12-02 13:09:20,616 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 13:09:20,617 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:09:20,617 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:09:20,617 INFO L85 PathProgramCache]: Analyzing trace with hash 2078577781, now seen corresponding path program 1 times [2023-12-02 13:09:20,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:09:20,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1156009826] [2023-12-02 13:09:20,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:09:20,619 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 13:09:20,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:09:20,620 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 13:09:20,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-12-02 13:09:21,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:09:21,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 56 conjunts are in the unsatisfiable core [2023-12-02 13:09:21,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:09:21,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2023-12-02 13:09:21,377 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-12-02 13:09:22,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2023-12-02 13:09:23,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 26 [2023-12-02 13:09:24,580 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 37 [2023-12-02 13:09:25,492 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 40 [2023-12-02 13:09:26,236 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 40 [2023-12-02 13:09:26,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2023-12-02 13:09:27,875 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 15 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 51 [2023-12-02 13:09:28,491 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 59 [2023-12-02 13:09:29,463 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 62 [2023-12-02 13:09:30,757 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 76 [2023-12-02 13:09:31,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 79 [2023-12-02 13:09:31,295 INFO L349 Elim1Store]: treesize reduction 91, result has 14.2 percent of original size [2023-12-02 13:09:31,296 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 7 case distinctions, treesize of input 82 treesize of output 103 [2023-12-02 13:09:31,777 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 13:09:31,777 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 91 treesize of output 51 [2023-12-02 13:09:32,014 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 370 proven. 226 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2023-12-02 13:09:32,014 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:09:45,252 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:09:45,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1156009826] [2023-12-02 13:09:45,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1156009826] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 13:09:45,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [740999073] [2023-12-02 13:09:45,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:09:45,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 13:09:45,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 13:09:45,273 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 13:09:45,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-02 13:09:46,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:09:46,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 13:09:46,075 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:09:46,323 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-12-02 13:09:51,102 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-12-02 13:09:51,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 32 [2023-12-02 13:09:51,463 INFO L349 Elim1Store]: treesize reduction 25, result has 30.6 percent of original size [2023-12-02 13:09:51,464 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 44 treesize of output 35 [2023-12-02 13:09:52,009 INFO L349 Elim1Store]: treesize reduction 52, result has 42.9 percent of original size [2023-12-02 13:09:52,009 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 72 treesize of output 93 [2023-12-02 13:09:54,675 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 13:09:54,676 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 109 treesize of output 161 [2023-12-02 13:09:55,904 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-12-02 13:09:55,905 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:09:55,905 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [740999073] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:09:55,905 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-12-02 13:09:55,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [26] total 36 [2023-12-02 13:09:55,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476635563] [2023-12-02 13:09:55,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:09:55,906 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-12-02 13:09:55,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:09:55,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-12-02 13:09:55,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=215, Invalid=1946, Unknown=1, NotChecked=0, Total=2162 [2023-12-02 13:09:55,909 INFO L87 Difference]: Start difference. First operand 111 states and 165 transitions. Second operand has 15 states, 15 states have (on average 3.466666666666667) internal successors, (52), 14 states have internal predecessors, (52), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-02 13:10:04,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:10:12,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:10:12,714 INFO L93 Difference]: Finished difference Result 586 states and 875 transitions. [2023-12-02 13:10:12,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-12-02 13:10:12,715 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.466666666666667) internal successors, (52), 14 states have internal predecessors, (52), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 144 [2023-12-02 13:10:12,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:10:12,719 INFO L225 Difference]: With dead ends: 586 [2023-12-02 13:10:12,719 INFO L226 Difference]: Without dead ends: 476 [2023-12-02 13:10:12,722 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 338 GetRequests, 267 SyntacticMatches, 1 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1416 ImplicationChecksByTransitivity, 24.4s TimeCoverageRelationStatistics Valid=575, Invalid=4536, Unknown=1, NotChecked=0, Total=5112 [2023-12-02 13:10:12,723 INFO L413 NwaCegarLoop]: 171 mSDtfsCounter, 689 mSDsluCounter, 1492 mSDsCounter, 0 mSdLazyCounter, 2119 mSolverCounterSat, 68 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 689 SdHoareTripleChecker+Valid, 1663 SdHoareTripleChecker+Invalid, 2188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 2119 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2023-12-02 13:10:12,724 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [689 Valid, 1663 Invalid, 2188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 2119 Invalid, 1 Unknown, 0 Unchecked, 10.2s Time] [2023-12-02 13:10:12,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 476 states. [2023-12-02 13:10:12,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 476 to 256. [2023-12-02 13:10:12,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 215 states have (on average 1.4511627906976745) internal successors, (312), 215 states have internal predecessors, (312), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-12-02 13:10:12,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 388 transitions. [2023-12-02 13:10:12,776 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 388 transitions. Word has length 144 [2023-12-02 13:10:12,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:10:12,777 INFO L495 AbstractCegarLoop]: Abstraction has 256 states and 388 transitions. [2023-12-02 13:10:12,777 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.466666666666667) internal successors, (52), 14 states have internal predecessors, (52), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-02 13:10:12,777 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 388 transitions. [2023-12-02 13:10:12,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-02 13:10:12,780 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:10:12,781 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:10:12,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-02 13:10:12,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-12-02 13:10:13,183 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 13:10:13,183 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:10:13,184 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:10:13,184 INFO L85 PathProgramCache]: Analyzing trace with hash -124981497, now seen corresponding path program 1 times [2023-12-02 13:10:13,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:10:13,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1140809404] [2023-12-02 13:10:13,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:10:13,185 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 13:10:13,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:10:13,186 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 13:10:13,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-12-02 13:10:13,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:10:13,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-02 13:10:13,596 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:10:13,737 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2023-12-02 13:10:13,743 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-12-02 13:10:14,332 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-12-02 13:10:15,027 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2023-12-02 13:10:15,654 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2023-12-02 13:10:16,344 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2023-12-02 13:10:17,016 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2023-12-02 13:10:17,685 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2023-12-02 13:10:18,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 20 [2023-12-02 13:10:21,078 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 31 [2023-12-02 13:10:22,028 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 34 [2023-12-02 13:10:23,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 51 [2023-12-02 13:10:23,567 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 51 [2023-12-02 13:10:23,825 INFO L349 Elim1Store]: treesize reduction 67, result has 18.3 percent of original size [2023-12-02 13:10:23,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 11 case distinctions, treesize of input 56 treesize of output 75 [2023-12-02 13:10:24,021 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 13:10:24,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 56 treesize of output 32 [2023-12-02 13:10:24,116 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 272 proven. 136 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-12-02 13:10:24,117 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:10:34,864 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:10:34,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1140809404] [2023-12-02 13:10:34,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1140809404] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 13:10:34,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1371199707] [2023-12-02 13:10:34,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:10:34,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 13:10:34,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 13:10:34,866 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 13:10:34,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-02 13:10:35,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:10:35,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-02 13:10:35,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:10:36,140 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 35 [2023-12-02 13:10:39,638 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 48 [2023-12-02 13:10:41,424 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 48 [2023-12-02 13:10:43,152 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 56 [2023-12-02 13:10:44,776 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 53 [2023-12-02 13:10:46,550 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 64 [2023-12-02 13:10:48,356 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 67 [2023-12-02 13:10:49,948 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 83 [2023-12-02 13:10:53,592 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 89 [2023-12-02 13:10:55,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 97 [2023-12-02 13:10:58,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 106 [2023-12-02 13:10:59,541 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 99 [2023-12-02 13:11:00,301 INFO L349 Elim1Store]: treesize reduction 115, result has 11.5 percent of original size [2023-12-02 13:11:00,301 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 9 case distinctions, treesize of input 92 treesize of output 119 [2023-12-02 13:11:00,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 48 [2023-12-02 13:11:01,124 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 386 proven. 226 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-02 13:11:01,124 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:11:07,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1371199707] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 13:11:07,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [68438101] [2023-12-02 13:11:07,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:11:07,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 13:11:07,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:11:07,997 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 13:11:07,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-12-02 13:11:08,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:11:08,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 13:11:08,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:11:08,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-12-02 13:11:14,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 14 [2023-12-02 13:11:15,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 14 [2023-12-02 13:11:15,580 INFO L349 Elim1Store]: treesize reduction 31, result has 32.6 percent of original size [2023-12-02 13:11:15,580 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 38 [2023-12-02 13:11:16,088 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 13:11:16,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 16 [2023-12-02 13:11:16,301 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-12-02 13:11:16,301 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:11:16,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [68438101] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:11:16,302 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 13:11:16,302 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [13, 23] total 43 [2023-12-02 13:11:16,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430356952] [2023-12-02 13:11:16,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:11:16,303 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-12-02 13:11:16,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:11:16,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-12-02 13:11:16,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=403, Invalid=2454, Unknown=5, NotChecked=0, Total=2862 [2023-12-02 13:11:16,305 INFO L87 Difference]: Start difference. First operand 256 states and 388 transitions. Second operand has 11 states, 11 states have (on average 4.818181818181818) internal successors, (53), 10 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-02 13:11:27,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:11:27,212 INFO L93 Difference]: Finished difference Result 655 states and 992 transitions. [2023-12-02 13:11:27,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-12-02 13:11:27,213 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.818181818181818) internal successors, (53), 10 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 145 [2023-12-02 13:11:27,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:11:27,216 INFO L225 Difference]: With dead ends: 655 [2023-12-02 13:11:27,216 INFO L226 Difference]: Without dead ends: 400 [2023-12-02 13:11:27,217 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 497 GetRequests, 432 SyntacticMatches, 4 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1606 ImplicationChecksByTransitivity, 36.7s TimeCoverageRelationStatistics Valid=573, Invalid=3327, Unknown=6, NotChecked=0, Total=3906 [2023-12-02 13:11:27,218 INFO L413 NwaCegarLoop]: 191 mSDtfsCounter, 429 mSDsluCounter, 846 mSDsCounter, 0 mSdLazyCounter, 1497 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 429 SdHoareTripleChecker+Valid, 1037 SdHoareTripleChecker+Invalid, 1567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 1497 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2023-12-02 13:11:27,219 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [429 Valid, 1037 Invalid, 1567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 1497 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2023-12-02 13:11:27,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 400 states. [2023-12-02 13:11:27,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 400 to 285. [2023-12-02 13:11:27,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 285 states, 244 states have (on average 1.471311475409836) internal successors, (359), 244 states have internal predecessors, (359), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-12-02 13:11:27,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 435 transitions. [2023-12-02 13:11:27,249 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 435 transitions. Word has length 145 [2023-12-02 13:11:27,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:11:27,250 INFO L495 AbstractCegarLoop]: Abstraction has 285 states and 435 transitions. [2023-12-02 13:11:27,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.818181818181818) internal successors, (53), 10 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-02 13:11:27,250 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 435 transitions. [2023-12-02 13:11:27,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-02 13:11:27,252 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:11:27,252 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:11:27,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-12-02 13:11:27,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-02 13:11:27,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-12-02 13:11:27,853 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 13:11:27,853 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:11:27,853 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:11:27,854 INFO L85 PathProgramCache]: Analyzing trace with hash 15567113, now seen corresponding path program 1 times [2023-12-02 13:11:27,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:11:27,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1479193673] [2023-12-02 13:11:27,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:11:27,854 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 13:11:27,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:11:27,855 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 13:11:27,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2023-12-02 13:11:28,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:11:28,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-02 13:11:28,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:11:28,409 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2023-12-02 13:11:28,416 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-12-02 13:11:29,182 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-12-02 13:11:30,061 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2023-12-02 13:11:31,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2023-12-02 13:11:31,914 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2023-12-02 13:11:32,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2023-12-02 13:11:33,579 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 31 [2023-12-02 13:11:34,641 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 42 [2023-12-02 13:11:37,612 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 45 [2023-12-02 13:11:38,624 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 53 [2023-12-02 13:11:40,616 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 73 [2023-12-02 13:11:40,941 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 73 [2023-12-02 13:11:41,284 INFO L349 Elim1Store]: treesize reduction 91, result has 14.2 percent of original size [2023-12-02 13:11:41,284 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 72 treesize of output 97 [2023-12-02 13:11:41,544 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 13:11:41,544 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 72 treesize of output 40 [2023-12-02 13:11:41,842 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 408 proven. 136 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2023-12-02 13:11:41,843 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:11:48,683 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:11:48,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1479193673] [2023-12-02 13:11:48,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1479193673] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 13:11:48,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1677446103] [2023-12-02 13:11:48,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:11:48,684 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 13:11:48,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 13:11:48,685 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 13:11:48,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-12-02 13:11:49,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:11:49,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 53 conjunts are in the unsatisfiable core [2023-12-02 13:11:49,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:11:49,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 27 [2023-12-02 13:11:53,325 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2023-12-02 13:11:55,199 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 51 [2023-12-02 13:11:56,486 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 59 [2023-12-02 13:11:58,886 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 70 [2023-12-02 13:12:00,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 81 [2023-12-02 13:12:03,040 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 84 [2023-12-02 13:12:04,680 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 100 [2023-12-02 13:12:08,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 114 [2023-12-02 13:12:11,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 45 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 125 [2023-12-02 13:12:15,461 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 138 [2023-12-02 13:12:16,283 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 131 [2023-12-02 13:12:17,114 INFO L349 Elim1Store]: treesize reduction 139, result has 9.7 percent of original size [2023-12-02 13:12:17,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 11 case distinctions, treesize of input 122 treesize of output 151 [2023-12-02 13:12:17,862 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 45 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 66 [2023-12-02 13:12:18,098 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 394 proven. 226 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-12-02 13:12:18,098 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:12:20,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1677446103] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 13:12:20,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1404133679] [2023-12-02 13:12:20,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:12:20,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 13:12:20,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:12:20,232 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 13:12:20,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-12-02 13:12:20,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:12:20,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-02 13:12:20,409 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:12:20,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-12-02 13:12:28,081 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 18 [2023-12-02 13:12:28,487 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 18 [2023-12-02 13:12:28,943 INFO L349 Elim1Store]: treesize reduction 31, result has 32.6 percent of original size [2023-12-02 13:12:28,944 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 42 [2023-12-02 13:12:29,380 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 13:12:29,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 20 [2023-12-02 13:12:29,510 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-12-02 13:12:29,510 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:12:29,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1404133679] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:12:29,510 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 13:12:29,511 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [14, 24] total 43 [2023-12-02 13:12:29,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842702173] [2023-12-02 13:12:29,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:12:29,511 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-02 13:12:29,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:12:29,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-02 13:12:29,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=343, Invalid=2204, Unknown=3, NotChecked=0, Total=2550 [2023-12-02 13:12:29,513 INFO L87 Difference]: Start difference. First operand 285 states and 435 transitions. Second operand has 10 states, 10 states have (on average 5.3) internal successors, (53), 9 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-02 13:12:47,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:12:47,110 INFO L93 Difference]: Finished difference Result 756 states and 1152 transitions. [2023-12-02 13:12:47,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-12-02 13:12:47,110 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 9 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 145 [2023-12-02 13:12:47,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:12:47,114 INFO L225 Difference]: With dead ends: 756 [2023-12-02 13:12:47,114 INFO L226 Difference]: Without dead ends: 472 [2023-12-02 13:12:47,116 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 497 GetRequests, 436 SyntacticMatches, 3 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1351 ImplicationChecksByTransitivity, 28.8s TimeCoverageRelationStatistics Valid=476, Invalid=3061, Unknown=3, NotChecked=0, Total=3540 [2023-12-02 13:12:47,117 INFO L413 NwaCegarLoop]: 208 mSDtfsCounter, 464 mSDsluCounter, 783 mSDsCounter, 0 mSdLazyCounter, 1307 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 464 SdHoareTripleChecker+Valid, 991 SdHoareTripleChecker+Invalid, 1377 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 1307 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.2s IncrementalHoareTripleChecker+Time [2023-12-02 13:12:47,117 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [464 Valid, 991 Invalid, 1377 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 1307 Invalid, 0 Unknown, 0 Unchecked, 15.2s Time] [2023-12-02 13:12:47,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 472 states. [2023-12-02 13:12:47,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 472 to 282. [2023-12-02 13:12:47,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 241 states have (on average 1.4730290456431536) internal successors, (355), 241 states have internal predecessors, (355), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-12-02 13:12:47,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 431 transitions. [2023-12-02 13:12:47,150 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 431 transitions. Word has length 145 [2023-12-02 13:12:47,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:12:47,150 INFO L495 AbstractCegarLoop]: Abstraction has 282 states and 431 transitions. [2023-12-02 13:12:47,151 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 9 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-02 13:12:47,151 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 431 transitions. [2023-12-02 13:12:47,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-02 13:12:47,153 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:12:47,153 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:12:47,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2023-12-02 13:12:47,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2023-12-02 13:12:47,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-12-02 13:12:47,754 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 13:12:47,754 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:12:47,755 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:12:47,755 INFO L85 PathProgramCache]: Analyzing trace with hash -1130438889, now seen corresponding path program 1 times [2023-12-02 13:12:47,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:12:47,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [679617158] [2023-12-02 13:12:47,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:12:47,755 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 13:12:47,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:12:47,756 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 13:12:47,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2023-12-02 13:12:48,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:12:48,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 49 conjunts are in the unsatisfiable core [2023-12-02 13:12:48,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:12:48,319 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2023-12-02 13:12:48,327 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2023-12-02 13:12:50,115 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 26 [2023-12-02 13:12:51,390 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 37 [2023-12-02 13:12:52,752 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2023-12-02 13:12:54,307 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 59 [2023-12-02 13:12:55,889 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 70 [2023-12-02 13:12:57,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 81 [2023-12-02 13:12:59,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 36 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 100 [2023-12-02 13:13:03,151 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 114 [2023-12-02 13:13:05,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 117 [2023-12-02 13:13:08,011 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 116 [2023-12-02 13:13:08,541 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 116 [2023-12-02 13:13:09,145 INFO L349 Elim1Store]: treesize reduction 139, result has 9.7 percent of original size [2023-12-02 13:13:09,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 56 case distinctions, treesize of input 103 treesize of output 140 [2023-12-02 13:13:09,620 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 13:13:09,620 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 11 select indices, 11 select index equivalence classes, 55 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 55 case distinctions, treesize of input 103 treesize of output 55 [2023-12-02 13:13:09,840 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 426 proven. 226 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 13:13:09,840 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:13:18,556 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:13:18,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [679617158] [2023-12-02 13:13:18,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [679617158] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 13:13:18,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [336945986] [2023-12-02 13:13:18,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:13:18,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 13:13:18,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 13:13:18,558 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 13:13:18,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2023-12-02 13:13:19,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:13:19,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 54 conjunts are in the unsatisfiable core [2023-12-02 13:13:19,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:13:19,966 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 27 [2023-12-02 13:13:23,544 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 40 [2023-12-02 13:13:24,870 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 40 [2023-12-02 13:13:26,140 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 48 [2023-12-02 13:13:27,842 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 59 [2023-12-02 13:13:29,680 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 62 [2023-12-02 13:13:31,080 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 70 [2023-12-02 13:13:33,084 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 81 [2023-12-02 13:13:36,781 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 92 [2023-12-02 13:13:39,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 95 [2023-12-02 13:13:42,681 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 94 [2023-12-02 13:13:43,288 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 87 [2023-12-02 13:13:44,042 INFO L349 Elim1Store]: treesize reduction 103, result has 12.7 percent of original size [2023-12-02 13:13:44,043 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 79 treesize of output 107 [2023-12-02 13:13:45,190 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 394 proven. 226 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-12-02 13:13:45,190 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:13:55,180 WARN L854 $PredicateComparison]: unable to prove that (forall ((~WrapperStruct00_var_1_17_Pointer~0.offset (_ BitVec 32)) (~WrapperStruct00_var_1_17_Pointer~0.base (_ BitVec 32)) (|ULTIMATE.start_property_#t~mem105#1| (_ BitVec 8)) (v_ArrVal_475 (_ BitVec 32))) (let ((.cse0 ((_ sign_extend 24) ((_ extract 7 0) (select (select (let ((.cse2 (store |c_#memory_int| c_~WrapperStruct00_var_1_14_Pointer~0.base (store (select |c_#memory_int| c_~WrapperStruct00_var_1_14_Pointer~0.base) c_~WrapperStruct00_var_1_14_Pointer~0.offset v_ArrVal_475)))) (store .cse2 c_~WrapperStruct00_var_1_16_Pointer~0.base (store (select .cse2 c_~WrapperStruct00_var_1_16_Pointer~0.base) c_~WrapperStruct00_var_1_16_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse2 ~WrapperStruct00_var_1_17_Pointer~0.base) ~WrapperStruct00_var_1_17_Pointer~0.offset)))))) c_~WrapperStruct00_var_1_3_Pointer~0.base) c_~WrapperStruct00_var_1_3_Pointer~0.offset))))) (or (not (bvslt ((_ zero_extend 24) |ULTIMATE.start_property_#t~mem105#1|) .cse0)) (let ((.cse1 ((_ zero_extend 24) c_~last_1_WrapperStruct00_var_1_14~0))) (bvsge (bvashr .cse1 .cse0) .cse1))))) is different from false [2023-12-02 13:14:20,273 WARN L854 $PredicateComparison]: unable to prove that (forall ((~WrapperStruct00_var_1_17_Pointer~0.offset (_ BitVec 32)) (~WrapperStruct00_var_1_17_Pointer~0.base (_ BitVec 32)) (|ULTIMATE.start_property_#t~mem105#1| (_ BitVec 8)) (v_ArrVal_475 (_ BitVec 32)) (v_ArrVal_473 (_ BitVec 32))) (let ((.cse0 ((_ sign_extend 24) ((_ extract 7 0) (select (select (let ((.cse2 (let ((.cse3 (store |c_#memory_int| c_~WrapperStruct00_var_1_1_Pointer~0.base (store (select |c_#memory_int| c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset v_ArrVal_473)))) (store .cse3 c_~WrapperStruct00_var_1_14_Pointer~0.base (store (select .cse3 c_~WrapperStruct00_var_1_14_Pointer~0.base) c_~WrapperStruct00_var_1_14_Pointer~0.offset v_ArrVal_475))))) (store .cse2 c_~WrapperStruct00_var_1_16_Pointer~0.base (store (select .cse2 c_~WrapperStruct00_var_1_16_Pointer~0.base) c_~WrapperStruct00_var_1_16_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse2 ~WrapperStruct00_var_1_17_Pointer~0.base) ~WrapperStruct00_var_1_17_Pointer~0.offset)))))) c_~WrapperStruct00_var_1_3_Pointer~0.base) c_~WrapperStruct00_var_1_3_Pointer~0.offset))))) (or (not (bvslt ((_ zero_extend 24) |ULTIMATE.start_property_#t~mem105#1|) .cse0)) (let ((.cse1 ((_ zero_extend 24) c_~last_1_WrapperStruct00_var_1_14~0))) (bvsge (bvashr .cse1 .cse0) .cse1))))) is different from false [2023-12-02 13:15:10,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [336945986] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 13:15:10,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1989301305] [2023-12-02 13:15:10,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:15:10,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 13:15:10,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:15:10,229 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 13:15:10,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-12-02 13:15:10,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:15:10,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 13:15:10,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:15:10,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-12-02 13:15:17,164 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 17 [2023-12-02 13:15:17,573 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 17 [2023-12-02 13:15:18,189 INFO L349 Elim1Store]: treesize reduction 31, result has 32.6 percent of original size [2023-12-02 13:15:18,190 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 41 [2023-12-02 13:15:18,907 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2023-12-02 13:15:18,907 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:15:18,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1989301305] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:15:18,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 13:15:18,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [26, 23] total 55 [2023-12-02 13:15:18,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092071445] [2023-12-02 13:15:18,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:15:18,909 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-12-02 13:15:18,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:15:18,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-12-02 13:15:18,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=583, Invalid=4111, Unknown=6, NotChecked=270, Total=4970 [2023-12-02 13:15:18,912 INFO L87 Difference]: Start difference. First operand 282 states and 431 transitions. Second operand has 10 states, 10 states have (on average 5.3) internal successors, (53), 9 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-02 13:15:23,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:15:23,747 INFO L93 Difference]: Finished difference Result 677 states and 1028 transitions. [2023-12-02 13:15:23,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-12-02 13:15:23,748 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 9 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 145 [2023-12-02 13:15:23,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:15:23,751 INFO L225 Difference]: With dead ends: 677 [2023-12-02 13:15:23,751 INFO L226 Difference]: Without dead ends: 396 [2023-12-02 13:15:23,753 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 495 GetRequests, 419 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 2304 ImplicationChecksByTransitivity, 113.4s TimeCoverageRelationStatistics Valid=732, Invalid=4970, Unknown=6, NotChecked=298, Total=6006 [2023-12-02 13:15:23,753 INFO L413 NwaCegarLoop]: 149 mSDtfsCounter, 414 mSDsluCounter, 551 mSDsCounter, 0 mSdLazyCounter, 923 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 414 SdHoareTripleChecker+Valid, 700 SdHoareTripleChecker+Invalid, 998 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 923 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2023-12-02 13:15:23,754 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [414 Valid, 700 Invalid, 998 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 923 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2023-12-02 13:15:23,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2023-12-02 13:15:23,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 294. [2023-12-02 13:15:23,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 294 states, 253 states have (on average 1.4703557312252964) internal successors, (372), 253 states have internal predecessors, (372), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2023-12-02 13:15:23,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 448 transitions. [2023-12-02 13:15:23,772 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 448 transitions. Word has length 145 [2023-12-02 13:15:23,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:15:23,773 INFO L495 AbstractCegarLoop]: Abstraction has 294 states and 448 transitions. [2023-12-02 13:15:23,773 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 9 states have internal predecessors, (53), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2023-12-02 13:15:23,773 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 448 transitions. [2023-12-02 13:15:23,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 13:15:23,774 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:15:23,774 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:15:23,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2023-12-02 13:15:23,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Ended with exit code 0 [2023-12-02 13:15:24,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2023-12-02 13:15:24,375 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 13:15:24,376 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:15:24,376 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:15:24,376 INFO L85 PathProgramCache]: Analyzing trace with hash -721299771, now seen corresponding path program 1 times [2023-12-02 13:15:24,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:15:24,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1921637077] [2023-12-02 13:15:24,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:15:24,377 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 13:15:24,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:15:24,378 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 13:15:24,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2023-12-02 13:15:24,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:15:24,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 47 conjunts are in the unsatisfiable core [2023-12-02 13:15:24,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:15:27,381 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-02 13:15:28,691 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2023-12-02 13:15:30,615 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 37 [2023-12-02 13:15:32,070 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 40 [2023-12-02 13:15:33,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 48 [2023-12-02 13:15:36,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 46 [2023-12-02 13:15:37,803 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2023-12-02 13:15:39,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 62 [2023-12-02 13:15:40,433 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 63 [2023-12-02 13:15:40,973 INFO L349 Elim1Store]: treesize reduction 79, result has 16.0 percent of original size [2023-12-02 13:15:40,973 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 65 treesize of output 87 [2023-12-02 13:15:41,553 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 13:15:41,553 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 73 treesize of output 41 [2023-12-02 13:15:41,828 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 371 proven. 181 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-02 13:15:41,828 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:15:54,004 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:15:54,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1921637077] [2023-12-02 13:15:54,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1921637077] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 13:15:54,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1507742191] [2023-12-02 13:15:54,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:15:54,004 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 13:15:54,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 13:15:54,005 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 13:15:54,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2023-12-02 13:15:54,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:15:55,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 49 conjunts are in the unsatisfiable core [2023-12-02 13:15:55,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:15:59,095 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-12-02 13:16:01,981 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2023-12-02 13:16:05,540 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 28 [2023-12-02 13:16:07,753 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 36 [2023-12-02 13:16:10,054 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 34 [2023-12-02 13:16:11,305 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 34 [2023-12-02 13:16:13,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 34 [2023-12-02 13:16:16,568 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 44 [2023-12-02 13:16:17,170 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 45 [2023-12-02 13:16:17,855 INFO L349 Elim1Store]: treesize reduction 55, result has 21.4 percent of original size [2023-12-02 13:16:17,855 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 57 treesize of output 69 [2023-12-02 13:16:18,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 37 [2023-12-02 13:16:18,936 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 393 proven. 181 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 13:16:18,936 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:16:31,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1507742191] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 13:16:31,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1682166112] [2023-12-02 13:16:31,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:16:31,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 13:16:31,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:16:31,550 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 13:16:31,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-12-02 13:16:31,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:16:31,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 13:16:31,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:16:35,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-12-02 13:16:38,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 17 [2023-12-02 13:16:42,430 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 37 [2023-12-02 13:16:44,538 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 43 [2023-12-02 13:16:46,864 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 15 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 46 [2023-12-02 13:16:48,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 54 [2023-12-02 13:16:50,740 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 57 [2023-12-02 13:16:54,564 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 67 [2023-12-02 13:16:55,330 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 68 [2023-12-02 13:16:56,143 INFO L349 Elim1Store]: treesize reduction 79, result has 16.0 percent of original size [2023-12-02 13:16:56,144 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 74 treesize of output 92 [2023-12-02 13:16:57,099 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 13:16:57,099 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 82 treesize of output 46 [2023-12-02 13:16:57,494 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 417 proven. 181 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2023-12-02 13:16:57,494 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:17:08,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1682166112] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 13:17:08,651 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 13:17:08,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20, 21] total 56 [2023-12-02 13:17:08,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833553562] [2023-12-02 13:17:08,651 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 13:17:08,652 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 57 states [2023-12-02 13:17:08,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:17:08,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2023-12-02 13:17:08,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=405, Invalid=3621, Unknown=6, NotChecked=0, Total=4032 [2023-12-02 13:17:08,656 INFO L87 Difference]: Start difference. First operand 294 states and 448 transitions. Second operand has 57 states, 51 states have (on average 3.784313725490196) internal successors, (193), 52 states have internal predecessors, (193), 23 states have call successors, (51), 17 states have call predecessors, (51), 23 states have return successors, (51), 21 states have call predecessors, (51), 23 states have call successors, (51) [2023-12-02 13:17:21,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:17:26,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:17:31,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:17:35,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:17:37,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:17:39,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:17:42,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:17:44,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:17:46,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:17:51,109 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:17:53,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:17:55,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:18:00,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:18:04,848 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:18:09,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:18:11,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:18:13,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:18:15,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:18:18,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:18:20,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:18:24,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:18:26,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 13:19:25,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:19:25,008 INFO L93 Difference]: Finished difference Result 884 states and 1284 transitions. [2023-12-02 13:19:25,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-12-02 13:19:25,009 INFO L78 Accepts]: Start accepts. Automaton has has 57 states, 51 states have (on average 3.784313725490196) internal successors, (193), 52 states have internal predecessors, (193), 23 states have call successors, (51), 17 states have call predecessors, (51), 23 states have return successors, (51), 21 states have call predecessors, (51), 23 states have call successors, (51) Word has length 146 [2023-12-02 13:19:25,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:19:25,014 INFO L225 Difference]: With dead ends: 884 [2023-12-02 13:19:25,015 INFO L226 Difference]: Without dead ends: 591 [2023-12-02 13:19:25,019 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 556 GetRequests, 452 SyntacticMatches, 8 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3211 ImplicationChecksByTransitivity, 106.4s TimeCoverageRelationStatistics Valid=1578, Invalid=7907, Unknown=21, NotChecked=0, Total=9506 [2023-12-02 13:19:25,020 INFO L413 NwaCegarLoop]: 77 mSDtfsCounter, 1731 mSDsluCounter, 1592 mSDsCounter, 0 mSdLazyCounter, 4085 mSolverCounterSat, 435 mSolverCounterUnsat, 22 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 83.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1733 SdHoareTripleChecker+Valid, 1669 SdHoareTripleChecker+Invalid, 4542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 435 IncrementalHoareTripleChecker+Valid, 4085 IncrementalHoareTripleChecker+Invalid, 22 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 85.3s IncrementalHoareTripleChecker+Time [2023-12-02 13:19:25,020 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1733 Valid, 1669 Invalid, 4542 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [435 Valid, 4085 Invalid, 22 Unknown, 0 Unchecked, 85.3s Time] [2023-12-02 13:19:25,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591 states. [2023-12-02 13:19:25,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591 to 484. [2023-12-02 13:19:25,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 484 states, 417 states have (on average 1.4316546762589928) internal successors, (597), 419 states have internal predecessors, (597), 50 states have call successors, (50), 16 states have call predecessors, (50), 16 states have return successors, (50), 48 states have call predecessors, (50), 50 states have call successors, (50) [2023-12-02 13:19:25,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 484 states and 697 transitions. [2023-12-02 13:19:25,146 INFO L78 Accepts]: Start accepts. Automaton has 484 states and 697 transitions. Word has length 146 [2023-12-02 13:19:25,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:19:25,147 INFO L495 AbstractCegarLoop]: Abstraction has 484 states and 697 transitions. [2023-12-02 13:19:25,147 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 57 states, 51 states have (on average 3.784313725490196) internal successors, (193), 52 states have internal predecessors, (193), 23 states have call successors, (51), 17 states have call predecessors, (51), 23 states have return successors, (51), 21 states have call predecessors, (51), 23 states have call successors, (51) [2023-12-02 13:19:25,147 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 697 transitions. [2023-12-02 13:19:25,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 13:19:25,149 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:19:25,150 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:19:25,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2023-12-02 13:19:25,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2023-12-02 13:19:25,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2023-12-02 13:19:25,750 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 13:19:25,751 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:19:25,751 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:19:25,752 INFO L85 PathProgramCache]: Analyzing trace with hash -20235193, now seen corresponding path program 1 times [2023-12-02 13:19:25,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:19:25,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1491324997] [2023-12-02 13:19:25,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:19:25,753 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-02 13:19:25,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:19:25,754 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-02 13:19:25,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2023-12-02 13:19:26,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:19:26,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 73 conjunts are in the unsatisfiable core [2023-12-02 13:19:26,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:19:26,775 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-12-02 13:19:30,056 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 26 [2023-12-02 13:19:32,475 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 29 [2023-12-02 13:19:35,669 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 49 [2023-12-02 13:19:39,942 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 65 [2023-12-02 13:19:43,108 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 68 [2023-12-02 13:19:46,101 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 68 [2023-12-02 13:19:48,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 21 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 76 [2023-12-02 13:19:53,436 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 79 [2023-12-02 13:19:56,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 87 [2023-12-02 13:20:01,514 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 102 [2023-12-02 13:20:02,333 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 101 [2023-12-02 13:20:03,384 INFO L349 Elim1Store]: treesize reduction 115, result has 11.5 percent of original size [2023-12-02 13:20:03,384 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 9 case distinctions, treesize of input 102 treesize of output 125 [2023-12-02 13:20:05,466 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 13:20:05,467 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 120 treesize of output 64 [2023-12-02 13:20:06,367 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 321 proven. 271 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2023-12-02 13:20:06,367 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:20:31,292 WARN L854 $PredicateComparison]: unable to prove that (forall ((~WrapperStruct00_var_1_17_Pointer~0.offset (_ BitVec 32)) (~WrapperStruct00_var_1_17_Pointer~0.base (_ BitVec 32)) (v_ArrVal_683 (_ BitVec 32))) (let ((.cse0 (let ((.cse1 (let ((.cse2 (store |c_#memory_int| c_~WrapperStruct00_var_1_1_Pointer~0.base (store (select |c_#memory_int| c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (bvadd |c_ULTIMATE.start_step_#t~ite29#1| |c_ULTIMATE.start_step_#t~ite24#1|))))))) (store .cse2 c_~WrapperStruct00_var_1_14_Pointer~0.base (store (select .cse2 c_~WrapperStruct00_var_1_14_Pointer~0.base) c_~WrapperStruct00_var_1_14_Pointer~0.offset v_ArrVal_683))))) (store .cse1 c_~WrapperStruct00_var_1_16_Pointer~0.base (store (select .cse1 c_~WrapperStruct00_var_1_16_Pointer~0.base) c_~WrapperStruct00_var_1_16_Pointer~0.offset ((_ sign_extend 24) ((_ extract 7 0) (select (select .cse1 ~WrapperStruct00_var_1_17_Pointer~0.base) ~WrapperStruct00_var_1_17_Pointer~0.offset)))))))) (= ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset))) ((_ zero_extend 24) ((_ extract 7 0) (bvadd ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~WrapperStruct00_var_1_7_Pointer~0.base) c_~WrapperStruct00_var_1_7_Pointer~0.offset))) ((_ zero_extend 24) ((_ extract 7 0) (select (select .cse0 c_~WrapperStruct00_var_1_6_Pointer~0.base) c_~WrapperStruct00_var_1_6_Pointer~0.offset))))))))) is different from false [2023-12-02 13:20:48,750 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:20:48,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1491324997] [2023-12-02 13:20:48,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1491324997] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 13:20:48,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1510994943] [2023-12-02 13:20:48,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:20:48,750 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 13:20:48,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 13:20:48,751 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 13:20:48,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2023-12-02 13:20:49,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:20:49,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 72 conjunts are in the unsatisfiable core [2023-12-02 13:20:49,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:20:50,579 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2023-12-02 13:20:57,289 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 41 [2023-12-02 13:21:00,177 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 34 [2023-12-02 13:21:02,513 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2023-12-02 13:21:08,330 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 50 [2023-12-02 13:21:10,914 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 58 [2023-12-02 13:21:14,439 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 61 [2023-12-02 13:21:17,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 61 [2023-12-02 13:21:20,185 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 61 [2023-12-02 13:21:22,869 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 69 [2023-12-02 13:21:29,678 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 101 [2023-12-02 13:21:30,943 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 101 [2023-12-02 13:21:32,458 INFO L349 Elim1Store]: treesize reduction 115, result has 11.5 percent of original size [2023-12-02 13:21:32,458 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 9 case distinctions, treesize of input 98 treesize of output 125 [2023-12-02 13:21:36,352 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 63 [2023-12-02 13:21:36,788 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 320 proven. 247 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-12-02 13:21:36,788 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:22:38,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1510994943] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 13:22:38,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1002194205] [2023-12-02 13:22:38,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:22:38,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 13:22:38,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:22:38,169 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 13:22:38,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03e966a6-9b93-4d17-824a-a848cf277535/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2023-12-02 13:22:38,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:22:38,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 75 conjunts are in the unsatisfiable core [2023-12-02 13:22:38,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:22:38,598 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2023-12-02 13:22:48,035 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 22 [2023-12-02 13:22:50,257 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 30 [2023-12-02 13:22:55,408 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 41 [2023-12-02 13:23:03,030 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 47 [2023-12-02 13:23:07,315 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 53 [2023-12-02 13:23:11,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 56 [2023-12-02 13:23:14,556 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 21 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 56 [2023-12-02 13:23:16,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 64 [2023-12-02 13:23:21,186 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 67 [2023-12-02 13:23:29,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 89 [2023-12-02 13:23:31,720 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 95 [2023-12-02 13:23:33,881 INFO L349 Elim1Store]: treesize reduction 103, result has 12.7 percent of original size [2023-12-02 13:23:33,882 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 8 case distinctions, treesize of input 83 treesize of output 111