./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_815a8b0e-07be-41f4-b93a-93d7053bcb23/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_815a8b0e-07be-41f4-b93a-93d7053bcb23/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_815a8b0e-07be-41f4-b93a-93d7053bcb23/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_815a8b0e-07be-41f4-b93a-93d7053bcb23/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_815a8b0e-07be-41f4-b93a-93d7053bcb23/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_815a8b0e-07be-41f4-b93a-93d7053bcb23/bin/utaipan-verify-YMUCfTKeje --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 9a343b75818c5d561b79c31bb62e9abdd9bdb0bf3f01f7efa313d9ef0f4204f4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 06:18:07,788 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 06:18:07,879 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_815a8b0e-07be-41f4-b93a-93d7053bcb23/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 06:18:07,885 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 06:18:07,886 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 06:18:07,917 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 06:18:07,918 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 06:18:07,918 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 06:18:07,919 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 06:18:07,920 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 06:18:07,921 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 06:18:07,921 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 06:18:07,922 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 06:18:07,922 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 06:18:07,923 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 06:18:07,924 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 06:18:07,924 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 06:18:07,925 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 06:18:07,925 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 06:18:07,926 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 06:18:07,927 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 06:18:07,928 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 06:18:07,932 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 06:18:07,932 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 06:18:07,933 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 06:18:07,933 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 06:18:07,933 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 06:18:07,934 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 06:18:07,934 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 06:18:07,938 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 06:18:07,939 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 06:18:07,939 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 06:18:07,939 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 06:18:07,940 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 06:18:07,940 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 06:18:07,940 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 06:18:07,941 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 06:18:07,941 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 06:18:07,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:18:07,943 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 06:18:07,943 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 06:18:07,944 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 06:18:07,945 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 06:18:07,945 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 06:18:07,946 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 06:18:07,947 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 06:18:07,947 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 06:18:07,947 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_815a8b0e-07be-41f4-b93a-93d7053bcb23/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_815a8b0e-07be-41f4-b93a-93d7053bcb23/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a343b75818c5d561b79c31bb62e9abdd9bdb0bf3f01f7efa313d9ef0f4204f4 [2024-11-09 06:18:08,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 06:18:08,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 06:18:08,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 06:18:08,321 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 06:18:08,322 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 06:18:08,324 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_815a8b0e-07be-41f4-b93a-93d7053bcb23/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-2.i Unable to find full path for "g++" [2024-11-09 06:18:10,852 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 06:18:11,368 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 06:18:11,369 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_815a8b0e-07be-41f4-b93a-93d7053bcb23/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-2.i [2024-11-09 06:18:11,401 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_815a8b0e-07be-41f4-b93a-93d7053bcb23/bin/utaipan-verify-YMUCfTKeje/data/8985cdceb/4cdca8a58bc74d10be833ace65436c6b/FLAGed58c9134 [2024-11-09 06:18:11,425 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_815a8b0e-07be-41f4-b93a-93d7053bcb23/bin/utaipan-verify-YMUCfTKeje/data/8985cdceb/4cdca8a58bc74d10be833ace65436c6b [2024-11-09 06:18:11,428 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 06:18:11,430 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 06:18:11,432 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 06:18:11,432 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 06:18:11,439 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 06:18:11,442 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:18:11" (1/1) ... [2024-11-09 06:18:11,444 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a8a6921 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:18:11, skipping insertion in model container [2024-11-09 06:18:11,444 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 06:18:11" (1/1) ... [2024-11-09 06:18:11,541 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 06:18:12,259 WARN L250 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_815a8b0e-07be-41f4-b93a-93d7053bcb23/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-2.i[33022,33035] [2024-11-09 06:18:12,561 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:18:12,571 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 06:18:12,612 WARN L250 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_815a8b0e-07be-41f4-b93a-93d7053bcb23/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test10-2.i[33022,33035] [2024-11-09 06:18:12,895 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 06:18:13,018 INFO L204 MainTranslator]: Completed translation [2024-11-09 06:18:13,019 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:18:13 WrapperNode [2024-11-09 06:18:13,020 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 06:18:13,021 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 06:18:13,022 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 06:18:13,022 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 06:18:13,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:18:13" (1/1) ... [2024-11-09 06:18:13,137 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:18:13" (1/1) ... [2024-11-09 06:18:13,315 INFO L138 Inliner]: procedures = 177, calls = 557, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 3490 [2024-11-09 06:18:13,316 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 06:18:13,318 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 06:18:13,318 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 06:18:13,318 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 06:18:13,331 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:18:13" (1/1) ... [2024-11-09 06:18:13,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:18:13" (1/1) ... [2024-11-09 06:18:13,360 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:18:13" (1/1) ... [2024-11-09 06:18:13,361 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:18:13" (1/1) ... [2024-11-09 06:18:13,481 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:18:13" (1/1) ... [2024-11-09 06:18:13,538 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:18:13" (1/1) ... [2024-11-09 06:18:13,562 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:18:13" (1/1) ... [2024-11-09 06:18:13,579 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:18:13" (1/1) ... [2024-11-09 06:18:13,621 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 06:18:13,623 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 06:18:13,623 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 06:18:13,623 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 06:18:13,624 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:18:13" (1/1) ... [2024-11-09 06:18:13,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 06:18:13,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_815a8b0e-07be-41f4-b93a-93d7053bcb23/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:18:13,662 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_815a8b0e-07be-41f4-b93a-93d7053bcb23/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 06:18:13,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_815a8b0e-07be-41f4-b93a-93d7053bcb23/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 06:18:13,715 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2024-11-09 06:18:13,715 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2024-11-09 06:18:13,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 06:18:13,715 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 06:18:13,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 06:18:13,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 06:18:13,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-09 06:18:13,718 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-09 06:18:13,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 06:18:13,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 06:18:13,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 06:18:13,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 06:18:13,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 06:18:13,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 06:18:13,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 06:18:13,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 06:18:13,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 06:18:14,168 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 06:18:14,171 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 06:18:18,873 INFO L? ?]: Removed 806 outVars from TransFormulas that were not future-live. [2024-11-09 06:18:18,873 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 06:18:23,639 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 06:18:23,643 INFO L316 CfgBuilder]: Removed 147 assume(true) statements. [2024-11-09 06:18:23,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:18:23 BoogieIcfgContainer [2024-11-09 06:18:23,644 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 06:18:23,646 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 06:18:23,646 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 06:18:23,653 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 06:18:23,653 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 06:18:11" (1/3) ... [2024-11-09 06:18:23,654 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b333b97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:18:23, skipping insertion in model container [2024-11-09 06:18:23,654 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 06:18:13" (2/3) ... [2024-11-09 06:18:23,655 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b333b97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 06:18:23, skipping insertion in model container [2024-11-09 06:18:23,656 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 06:18:23" (3/3) ... [2024-11-09 06:18:23,658 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_SFH_test10-2.i [2024-11-09 06:18:23,677 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 06:18:23,678 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 06:18:23,778 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 06:18:23,786 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4e90d8bd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 06:18:23,787 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 06:18:23,793 INFO L276 IsEmpty]: Start isEmpty. Operand has 308 states, 289 states have (on average 1.7474048442906573) internal successors, (505), 294 states have internal predecessors, (505), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 11 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-09 06:18:23,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 06:18:23,805 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:18:23,806 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:18:23,806 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:18:23,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:18:23,814 INFO L85 PathProgramCache]: Analyzing trace with hash -1511579636, now seen corresponding path program 1 times [2024-11-09 06:18:23,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:18:23,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135050235] [2024-11-09 06:18:23,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:18:23,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:18:23,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:18:24,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 06:18:24,076 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:18:24,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135050235] [2024-11-09 06:18:24,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135050235] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:18:24,077 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:18:24,078 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:18:24,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911886627] [2024-11-09 06:18:24,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:18:24,085 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 06:18:24,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:18:24,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 06:18:24,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 06:18:24,131 INFO L87 Difference]: Start difference. First operand has 308 states, 289 states have (on average 1.7474048442906573) internal successors, (505), 294 states have internal predecessors, (505), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (14), 11 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:18:26,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:18:28,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:18:30,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:18:32,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:18:34,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:18:36,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:18:38,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:18:41,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:18:43,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:18:44,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:18:46,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:18:46,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:18:46,782 INFO L93 Difference]: Finished difference Result 615 states and 1073 transitions. [2024-11-09 06:18:46,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 06:18:46,787 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2024-11-09 06:18:46,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:18:46,802 INFO L225 Difference]: With dead ends: 615 [2024-11-09 06:18:46,802 INFO L226 Difference]: Without dead ends: 289 [2024-11-09 06:18:46,807 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 06:18:46,812 INFO L432 NwaCegarLoop]: 329 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 329 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.6s IncrementalHoareTripleChecker+Time [2024-11-09 06:18:46,813 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 329 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 10 Unknown, 0 Unchecked, 22.6s Time] [2024-11-09 06:18:46,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2024-11-09 06:18:46,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 289. [2024-11-09 06:18:46,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 289 states, 271 states have (on average 1.2140221402214022) internal successors, (329), 276 states have internal predecessors, (329), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-09 06:18:46,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 356 transitions. [2024-11-09 06:18:46,983 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 356 transitions. Word has length 12 [2024-11-09 06:18:46,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:18:46,984 INFO L471 AbstractCegarLoop]: Abstraction has 289 states and 356 transitions. [2024-11-09 06:18:46,984 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:18:46,984 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 356 transitions. [2024-11-09 06:18:46,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-09 06:18:46,987 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:18:46,988 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:18:46,988 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 06:18:46,989 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:18:46,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:18:46,990 INFO L85 PathProgramCache]: Analyzing trace with hash -1238425371, now seen corresponding path program 1 times [2024-11-09 06:18:46,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:18:46,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652266696] [2024-11-09 06:18:46,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:18:46,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:18:47,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:18:47,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 06:18:47,732 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:18:47,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652266696] [2024-11-09 06:18:47,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652266696] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:18:47,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:18:47,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:18:47,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212099791] [2024-11-09 06:18:47,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:18:47,736 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 06:18:47,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:18:47,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 06:18:47,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 06:18:47,743 INFO L87 Difference]: Start difference. First operand 289 states and 356 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:18:49,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:18:51,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:18:53,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:18:56,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:18:58,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:00,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:02,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:05,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:07,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:09,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:11,479 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:13,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:14,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:16,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:18,720 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:20,724 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:22,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:24,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:26,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:28,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:30,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:32,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:34,855 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:36,863 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:38,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:40,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:42,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:44,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:47,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 06:19:51,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:53,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:55,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:57,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:19:59,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:00,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:02,428 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:04,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:06,435 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:06,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:20:06,459 INFO L93 Difference]: Finished difference Result 495 states and 613 transitions. [2024-11-09 06:20:06,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 06:20:06,460 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2024-11-09 06:20:06,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:20:06,463 INFO L225 Difference]: With dead ends: 495 [2024-11-09 06:20:06,464 INFO L226 Difference]: Without dead ends: 322 [2024-11-09 06:20:06,465 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:20:06,467 INFO L432 NwaCegarLoop]: 309 mSDtfsCounter, 35 mSDsluCounter, 575 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 1 mSolverCounterUnsat, 34 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 78.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 884 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 34 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 78.6s IncrementalHoareTripleChecker+Time [2024-11-09 06:20:06,468 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 884 Invalid, 190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 155 Invalid, 34 Unknown, 0 Unchecked, 78.6s Time] [2024-11-09 06:20:06,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 322 states. [2024-11-09 06:20:06,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 322 to 291. [2024-11-09 06:20:06,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 291 states, 273 states have (on average 1.2124542124542124) internal successors, (331), 278 states have internal predecessors, (331), 14 states have call successors, (14), 3 states have call predecessors, (14), 3 states have return successors, (13), 10 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-09 06:20:06,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 358 transitions. [2024-11-09 06:20:06,502 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 358 transitions. Word has length 27 [2024-11-09 06:20:06,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:20:06,503 INFO L471 AbstractCegarLoop]: Abstraction has 291 states and 358 transitions. [2024-11-09 06:20:06,504 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:20:06,504 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 358 transitions. [2024-11-09 06:20:06,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-09 06:20:06,507 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:20:06,507 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:20:06,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 06:20:06,508 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:20:06,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:20:06,510 INFO L85 PathProgramCache]: Analyzing trace with hash -1541356368, now seen corresponding path program 1 times [2024-11-09 06:20:06,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:20:06,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024480653] [2024-11-09 06:20:06,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:20:06,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:20:06,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:20:07,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 06:20:07,084 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:20:07,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024480653] [2024-11-09 06:20:07,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2024480653] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:20:07,085 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:20:07,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 06:20:07,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780284582] [2024-11-09 06:20:07,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:20:07,087 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:20:07,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:20:07,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:20:07,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:20:07,089 INFO L87 Difference]: Start difference. First operand 291 states and 358 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 2 states have internal predecessors, (55), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:20:09,132 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:11,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:13,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:15,173 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:17,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:19,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:21,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:23,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:25,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:27,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:29,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:31,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:33,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:35,769 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:37,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:39,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:41,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:43,954 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:46,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:48,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:50,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:52,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:54,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:56,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:20:58,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:00,720 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:02,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:04,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:06,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:08,793 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:08,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:21:08,839 INFO L93 Difference]: Finished difference Result 716 states and 878 transitions. [2024-11-09 06:21:08,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:21:08,840 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 2 states have internal predecessors, (55), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 57 [2024-11-09 06:21:08,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:21:08,844 INFO L225 Difference]: With dead ends: 716 [2024-11-09 06:21:08,844 INFO L226 Difference]: Without dead ends: 428 [2024-11-09 06:21:08,846 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:21:08,847 INFO L432 NwaCegarLoop]: 373 mSDtfsCounter, 138 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 3 mSolverCounterUnsat, 29 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 61.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 673 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 29 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 61.7s IncrementalHoareTripleChecker+Time [2024-11-09 06:21:08,848 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 673 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 81 Invalid, 29 Unknown, 0 Unchecked, 61.7s Time] [2024-11-09 06:21:08,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 428 states. [2024-11-09 06:21:08,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 428 to 423. [2024-11-09 06:21:08,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 423 states, 400 states have (on average 1.1975) internal successors, (479), 405 states have internal predecessors, (479), 19 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (18), 15 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-09 06:21:08,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 516 transitions. [2024-11-09 06:21:08,893 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 516 transitions. Word has length 57 [2024-11-09 06:21:08,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:21:08,894 INFO L471 AbstractCegarLoop]: Abstraction has 423 states and 516 transitions. [2024-11-09 06:21:08,894 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 2 states have internal predecessors, (55), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 06:21:08,895 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 516 transitions. [2024-11-09 06:21:08,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-09 06:21:08,899 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:21:08,899 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:21:08,900 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 06:21:08,900 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:21:08,901 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:21:08,901 INFO L85 PathProgramCache]: Analyzing trace with hash 350464572, now seen corresponding path program 1 times [2024-11-09 06:21:08,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:21:08,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731853813] [2024-11-09 06:21:08,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:21:08,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:21:09,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:21:10,530 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-09 06:21:10,531 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:21:10,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731853813] [2024-11-09 06:21:10,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731853813] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:21:10,532 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:21:10,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 06:21:10,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251298059] [2024-11-09 06:21:10,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:21:10,533 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 06:21:10,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:21:10,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 06:21:10,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 06:21:10,539 INFO L87 Difference]: Start difference. First operand 423 states and 516 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-09 06:21:12,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:14,613 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:16,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:18,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:23,793 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:25,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:27,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:29,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:31,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:33,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:35,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:37,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:39,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:41,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:43,080 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:45,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:47,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:49,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:51,215 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:53,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:55,222 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:21:57,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 06:21:59,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:01,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:03,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:05,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:07,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:09,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:11,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:13,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:15,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:17,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:19,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:19,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:22:19,779 INFO L93 Difference]: Finished difference Result 788 states and 963 transitions. [2024-11-09 06:22:19,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 06:22:19,780 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 70 [2024-11-09 06:22:19,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:22:19,783 INFO L225 Difference]: With dead ends: 788 [2024-11-09 06:22:19,783 INFO L226 Difference]: Without dead ends: 423 [2024-11-09 06:22:19,785 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:22:19,786 INFO L432 NwaCegarLoop]: 310 mSDtfsCounter, 17 mSDsluCounter, 538 mSDsCounter, 0 mSdLazyCounter, 193 mSolverCounterSat, 1 mSolverCounterUnsat, 30 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 68.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 848 SdHoareTripleChecker+Invalid, 224 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 193 IncrementalHoareTripleChecker+Invalid, 30 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 69.2s IncrementalHoareTripleChecker+Time [2024-11-09 06:22:19,786 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 848 Invalid, 224 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 193 Invalid, 30 Unknown, 0 Unchecked, 69.2s Time] [2024-11-09 06:22:19,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2024-11-09 06:22:19,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 423. [2024-11-09 06:22:19,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 423 states, 400 states have (on average 1.195) internal successors, (478), 405 states have internal predecessors, (478), 19 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (18), 15 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-09 06:22:19,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 515 transitions. [2024-11-09 06:22:19,817 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 515 transitions. Word has length 70 [2024-11-09 06:22:19,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:22:19,817 INFO L471 AbstractCegarLoop]: Abstraction has 423 states and 515 transitions. [2024-11-09 06:22:19,818 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-09 06:22:19,818 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 515 transitions. [2024-11-09 06:22:19,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-09 06:22:19,822 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:22:19,822 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:22:19,823 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 06:22:19,823 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:22:19,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:22:19,824 INFO L85 PathProgramCache]: Analyzing trace with hash 8501053, now seen corresponding path program 1 times [2024-11-09 06:22:19,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:22:19,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003595425] [2024-11-09 06:22:19,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:22:19,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:22:20,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:22:20,531 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-09 06:22:20,533 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:22:20,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003595425] [2024-11-09 06:22:20,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003595425] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:22:20,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:22:20,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 06:22:20,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683132094] [2024-11-09 06:22:20,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:22:20,535 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 06:22:20,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:22:20,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 06:22:20,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:22:20,538 INFO L87 Difference]: Start difference. First operand 423 states and 515 transitions. Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-09 06:22:22,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:24,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:26,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:28,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:30,793 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:34,156 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:36,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:38,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:39,960 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:41,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:44,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:46,621 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:48,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:50,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:52,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 06:22:54,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:56,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:22:58,646 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:00,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:02,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:04,684 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:06,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:08,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:10,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:12,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:14,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:16,763 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:18,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:20,289 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:22,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:24,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:24,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:23:24,312 INFO L93 Difference]: Finished difference Result 964 states and 1174 transitions. [2024-11-09 06:23:24,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 06:23:24,313 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 96 [2024-11-09 06:23:24,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:23:24,317 INFO L225 Difference]: With dead ends: 964 [2024-11-09 06:23:24,317 INFO L226 Difference]: Without dead ends: 570 [2024-11-09 06:23:24,318 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 06:23:24,319 INFO L432 NwaCegarLoop]: 312 mSDtfsCounter, 127 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 3 mSolverCounterUnsat, 28 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 63.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 611 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 28 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 63.7s IncrementalHoareTripleChecker+Time [2024-11-09 06:23:24,320 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 611 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 78 Invalid, 28 Unknown, 0 Unchecked, 63.7s Time] [2024-11-09 06:23:24,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2024-11-09 06:23:24,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 504. [2024-11-09 06:23:24,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 504 states, 478 states have (on average 1.1882845188284519) internal successors, (568), 483 states have internal predecessors, (568), 22 states have call successors, (22), 3 states have call predecessors, (22), 3 states have return successors, (21), 18 states have call predecessors, (21), 21 states have call successors, (21) [2024-11-09 06:23:24,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 611 transitions. [2024-11-09 06:23:24,354 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 611 transitions. Word has length 96 [2024-11-09 06:23:24,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:23:24,354 INFO L471 AbstractCegarLoop]: Abstraction has 504 states and 611 transitions. [2024-11-09 06:23:24,355 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-09 06:23:24,355 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 611 transitions. [2024-11-09 06:23:24,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-09 06:23:24,360 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:23:24,360 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:23:24,361 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-09 06:23:24,361 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:23:24,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:23:24,362 INFO L85 PathProgramCache]: Analyzing trace with hash -110698138, now seen corresponding path program 1 times [2024-11-09 06:23:24,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:23:24,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629450404] [2024-11-09 06:23:24,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:23:24,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:23:24,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:23:25,094 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-09 06:23:25,095 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:23:25,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629450404] [2024-11-09 06:23:25,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629450404] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:23:25,096 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 06:23:25,096 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 06:23:25,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640929168] [2024-11-09 06:23:25,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:23:25,097 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 06:23:25,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:23:25,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 06:23:25,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 06:23:25,099 INFO L87 Difference]: Start difference. First operand 504 states and 611 transitions. Second operand has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-09 06:23:27,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:29,144 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:31,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:33,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:35,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:37,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:40,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:42,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:44,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:46,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:48,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:50,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:53,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:55,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:57,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:59,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:23:59,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:23:59,392 INFO L93 Difference]: Finished difference Result 844 states and 1029 transitions. [2024-11-09 06:23:59,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 06:23:59,393 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 109 [2024-11-09 06:23:59,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:23:59,398 INFO L225 Difference]: With dead ends: 844 [2024-11-09 06:23:59,399 INFO L226 Difference]: Without dead ends: 412 [2024-11-09 06:23:59,400 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:23:59,401 INFO L432 NwaCegarLoop]: 289 mSDtfsCounter, 530 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 14 mSolverCounterUnsat, 16 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 530 SdHoareTripleChecker+Valid, 376 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 16 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.2s IncrementalHoareTripleChecker+Time [2024-11-09 06:23:59,402 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [530 Valid, 376 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 86 Invalid, 16 Unknown, 0 Unchecked, 34.2s Time] [2024-11-09 06:23:59,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 412 states. [2024-11-09 06:23:59,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 412 to 412. [2024-11-09 06:23:59,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 412 states, 391 states have (on average 1.186700767263427) internal successors, (464), 396 states have internal predecessors, (464), 17 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (16), 13 states have call predecessors, (16), 16 states have call successors, (16) [2024-11-09 06:23:59,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 497 transitions. [2024-11-09 06:23:59,432 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 497 transitions. Word has length 109 [2024-11-09 06:23:59,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:23:59,433 INFO L471 AbstractCegarLoop]: Abstraction has 412 states and 497 transitions. [2024-11-09 06:23:59,433 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.25) internal successors, (93), 4 states have internal predecessors, (93), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-09 06:23:59,434 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 497 transitions. [2024-11-09 06:23:59,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-09 06:23:59,437 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:23:59,437 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:23:59,438 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-09 06:23:59,438 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:23:59,438 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:23:59,439 INFO L85 PathProgramCache]: Analyzing trace with hash 376605612, now seen corresponding path program 1 times [2024-11-09 06:23:59,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:23:59,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889481093] [2024-11-09 06:23:59,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:23:59,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:24:04,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:24:05,440 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 06:24:05,443 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:24:05,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889481093] [2024-11-09 06:24:05,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889481093] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:24:05,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1475476535] [2024-11-09 06:24:05,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:24:05,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:24:05,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_815a8b0e-07be-41f4-b93a-93d7053bcb23/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:24:05,447 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_815a8b0e-07be-41f4-b93a-93d7053bcb23/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:24:05,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_815a8b0e-07be-41f4-b93a-93d7053bcb23/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 06:24:12,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:24:12,595 INFO L255 TraceCheckSpWp]: Trace formula consists of 940 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 06:24:12,621 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:24:12,730 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 06:24:12,737 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 06:24:12,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1475476535] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 06:24:12,738 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 06:24:12,738 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 5 [2024-11-09 06:24:12,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153573891] [2024-11-09 06:24:12,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 06:24:12,741 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 06:24:12,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:24:12,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 06:24:12,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:24:12,743 INFO L87 Difference]: Start difference. First operand 412 states and 497 transitions. Second operand has 4 states, 3 states have (on average 35.0) internal successors, (105), 4 states have internal predecessors, (105), 2 states have call successors, (6), 2 states have call predecessors, (6), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-09 06:24:15,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:17,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:20,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:22,857 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:24,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:28,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:30,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:32,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:34,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:36,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:38,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:40,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:42,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:44,842 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:48,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:50,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:52,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:53,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:55,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:24:57,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:25:00,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:25:00,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 06:25:00,761 INFO L93 Difference]: Finished difference Result 803 states and 977 transitions. [2024-11-09 06:25:00,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 06:25:00,763 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 35.0) internal successors, (105), 4 states have internal predecessors, (105), 2 states have call successors, (6), 2 states have call predecessors, (6), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 117 [2024-11-09 06:25:00,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 06:25:00,766 INFO L225 Difference]: With dead ends: 803 [2024-11-09 06:25:00,766 INFO L226 Difference]: Without dead ends: 414 [2024-11-09 06:25:00,767 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-09 06:25:00,768 INFO L432 NwaCegarLoop]: 309 mSDtfsCounter, 0 mSDsluCounter, 611 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 3 mSolverCounterUnsat, 18 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 47.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 920 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 18 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 48.0s IncrementalHoareTripleChecker+Time [2024-11-09 06:25:00,769 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 920 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 123 Invalid, 18 Unknown, 0 Unchecked, 48.0s Time] [2024-11-09 06:25:00,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2024-11-09 06:25:00,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 414. [2024-11-09 06:25:00,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 414 states, 392 states have (on average 1.1887755102040816) internal successors, (466), 398 states have internal predecessors, (466), 17 states have call successors, (17), 3 states have call predecessors, (17), 4 states have return successors, (19), 13 states have call predecessors, (19), 16 states have call successors, (19) [2024-11-09 06:25:00,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 502 transitions. [2024-11-09 06:25:00,801 INFO L78 Accepts]: Start accepts. Automaton has 414 states and 502 transitions. Word has length 117 [2024-11-09 06:25:00,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 06:25:00,801 INFO L471 AbstractCegarLoop]: Abstraction has 414 states and 502 transitions. [2024-11-09 06:25:00,802 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 35.0) internal successors, (105), 4 states have internal predecessors, (105), 2 states have call successors, (6), 2 states have call predecessors, (6), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-09 06:25:00,802 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 502 transitions. [2024-11-09 06:25:00,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-09 06:25:00,804 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 06:25:00,805 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 06:25:00,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_815a8b0e-07be-41f4-b93a-93d7053bcb23/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 06:25:01,008 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_815a8b0e-07be-41f4-b93a-93d7053bcb23/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:25:01,009 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 06:25:01,009 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 06:25:01,011 INFO L85 PathProgramCache]: Analyzing trace with hash -1258614612, now seen corresponding path program 1 times [2024-11-09 06:25:01,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 06:25:01,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456112156] [2024-11-09 06:25:01,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:25:01,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 06:25:06,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:25:07,615 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 06:25:07,616 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 06:25:07,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456112156] [2024-11-09 06:25:07,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456112156] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 06:25:07,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1047386145] [2024-11-09 06:25:07,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 06:25:07,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 06:25:07,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_815a8b0e-07be-41f4-b93a-93d7053bcb23/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 06:25:07,620 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_815a8b0e-07be-41f4-b93a-93d7053bcb23/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 06:25:07,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_815a8b0e-07be-41f4-b93a-93d7053bcb23/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-09 06:25:38,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 06:25:38,666 INFO L255 TraceCheckSpWp]: Trace formula consists of 1000 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 06:25:38,678 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 06:25:38,757 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-09 06:25:38,761 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 06:25:38,950 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 06:25:38,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1047386145] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 06:25:38,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2070993719] [2024-11-09 06:25:38,990 INFO L159 IcfgInterpreter]: Started Sifa with 107 locations of interest [2024-11-09 06:25:38,991 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 06:25:38,996 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 06:25:39,003 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 06:25:39,004 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 06:26:31,628 INFO L197 IcfgInterpreter]: Interpreting procedure test_int_int with input of size 21 for LOIs [2024-11-09 06:26:31,646 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 9 for LOIs [2024-11-09 06:26:31,653 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 29 for LOIs [2024-11-09 06:26:31,694 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-09 06:27:05,861 WARN L286 SmtUtils]: Spent 8.17s on a formula simplification. DAG size of input: 239 DAG size of output: 227 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 06:27:22,013 WARN L286 SmtUtils]: Spent 7.46s on a formula simplification. DAG size of input: 243 DAG size of output: 227 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 06:27:59,404 WARN L286 SmtUtils]: Spent 30.41s on a formula simplification. DAG size of input: 500 DAG size of output: 312 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 06:27:59,481 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse6 (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse3 (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~user~0#1.base|))) (or (let ((.cse2 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 32)) (.cse4 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 36)) (.cse1 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 28))) (and (exists ((|v_#memory_$Pointer$.base_713| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_13| (Array Int (Array Int Int)))) (let ((.cse0 (select |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |c_#memory_$Pointer$.base| (store |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse0 .cse1 |c_ULTIMATE.start_main_~user~0#1.base|) .cse2 (select .cse3 .cse2)))) (= (store |v_#memory_$Pointer$.base_713| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_713| |c_ULTIMATE.start_main_~user~0#1.base|) .cse4 (select .cse0 .cse4))) |v_#memory_$Pointer$.base_13|)))) (exists ((|v_#memory_$Pointer$.offset_713| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_13| (Array Int (Array Int Int)))) (let ((.cse5 (select |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |c_#memory_$Pointer$.offset| (store |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse5 .cse1 |c_ULTIMATE.start_main_~user~0#1.offset|) .cse2 (select .cse6 .cse2)))) (= (store |v_#memory_$Pointer$.offset_713| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_713| |c_ULTIMATE.start_main_~user~0#1.base|) .cse4 (select .cse5 .cse4))) |v_#memory_$Pointer$.offset_13|)))) (exists ((|v_#memory_int_1007| (Array Int (Array Int Int))) (|v_#memory_int_26| (Array Int (Array Int Int)))) (let ((.cse7 (select |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse7 .cse2 4)) |c_#memory_int|) (= |v_#memory_int_26| (store |v_#memory_int_1007| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_1007| |c_ULTIMATE.start_main_~user~0#1.base|) .cse4 |c_ULTIMATE.start_main_~_ha_hashv~0#1|) .cse1 (select .cse7 .cse1))))))))) (and (= c_~count_int_int~0 0) (<= 2 |c_ULTIMATE.start_main_~#i~0#1.base|) (= |c_ULTIMATE.start_main_~altusers~0#1.base| 0) (= |c_ULTIMATE.start_main_~user~0#1.offset| 0) (= |c_ULTIMATE.start_main_~users~0#1.offset| 0) (exists ((|v_#memory_$Pointer$.offset_13| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_681| (Array Int (Array Int Int)))) (let ((.cse8 (select |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.offset_681| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_681| |c_ULTIMATE.start_main_~user~0#1.base|) 36 (select .cse8 36))) |v_#memory_$Pointer$.offset_13|) (= |c_#memory_$Pointer$.offset| (store |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse8 28 0) 32 (select .cse6 32))))))) (<= 1 |c_#StackHeapBarrier|) (= |c_ULTIMATE.start_main_~altusers~0#1.offset| 0) (exists ((|v_#memory_$Pointer$.base_13| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_681| (Array Int (Array Int Int)))) (let ((.cse9 (select |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |v_#memory_$Pointer$.base_13| (store |v_#memory_$Pointer$.base_681| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_681| |c_ULTIMATE.start_main_~user~0#1.base|) 36 (select .cse9 36)))) (= |c_#memory_$Pointer$.base| (store |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse9 28 |c_ULTIMATE.start_main_~user~0#1.base|) 32 (select .cse3 32))))))) (exists ((|v_#memory_int_975| (Array Int (Array Int Int))) (|v_#memory_int_26| (Array Int (Array Int Int)))) (let ((.cse10 (select |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |v_#memory_int_26| (store |v_#memory_int_975| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_975| |c_ULTIMATE.start_main_~user~0#1.base|) 36 |c_ULTIMATE.start_main_~_ha_hashv~0#1|) 28 (select .cse10 28)))) (= (store |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse10 32 4)) |c_#memory_int|)))) (= |c_ULTIMATE.start_main_~#i~0#1.offset| 0) (= |c_ULTIMATE.start_main_~users~0#1.base| 0)))) is different from true [2024-11-09 06:28:28,180 WARN L286 SmtUtils]: Spent 8.30s on a formula simplification that was a NOOP. DAG size: 182 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 06:28:49,151 WARN L286 SmtUtils]: Spent 8.75s on a formula simplification that was a NOOP. DAG size: 182 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 06:28:56,525 WARN L851 $PredicateComparison]: unable to prove that (and (= |c_ULTIMATE.start_main_#t~mem55#1.offset| 0) (let ((.cse3 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 16)) (.cse5 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 12)) (.cse8 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 32)) (.cse10 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 36)) (.cse7 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 28)) (.cse14 (= c_~count_int_int~0 0)) (.cse16 (<= 2 |c_ULTIMATE.start_main_~#i~0#1.base|)) (.cse18 (= |c_ULTIMATE.start_main_~altusers~0#1.base| 0)) (.cse19 (= |c_ULTIMATE.start_main_~user~0#1.offset| 0)) (.cse20 (<= 1 |c_#StackHeapBarrier|)) (.cse21 (= |c_ULTIMATE.start_main_~altusers~0#1.offset| 0)) (.cse23 (= |c_ULTIMATE.start_main_~#i~0#1.offset| 0)) (.cse2 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 8)) (.cse24 (exists ((|v_#Ultimate.C_memset_#t~loopctr610_34| Int)) (and (<= 44 (mod |v_#Ultimate.C_memset_#t~loopctr610_34| 4294967296)) (<= 0 |v_#Ultimate.C_memset_#t~loopctr610_34|))))) (or (and (exists ((|v_#memory_int_1008| (Array Int (Array Int Int))) (|v_#memory_int_291| (Array Int (Array Int Int))) (|v_old(#memory_int)_AFTER_CALL_25| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_714| (Array Int (Array Int Int))) (|v_#length_45| (Array Int Int)) (|v_#memory_$Pointer$.offset_714| (Array Int (Array Int Int))) (|v_#valid_96| (Array Int Int)) (|v_#memory_int_1009| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_25| (Array Int (Array Int Int)))) (let ((.cse4 (select |v_#memory_int_291| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse1 (select |v_#memory_int_1009| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse9 (select |v_#memory_$Pointer$.base_714| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse0 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_25| |c_ULTIMATE.start_main_~user~0#1.base|) .cse2))) (and (not (= .cse0 0)) (= |c_ULTIMATE.start_main_#t~mem55#1.base| .cse0) (= (select |v_#valid_96| .cse0) 0) (= (store |v_#length_45| .cse0 44) |c_#length|) (= |v_old(#memory_int)_AFTER_CALL_25| (store |v_#memory_int_1009| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse1 .cse2 (select (select |v_old(#memory_int)_AFTER_CALL_25| |c_ULTIMATE.start_main_~user~0#1.base|) .cse2)))) (= |v_#memory_int_291| (store |v_#memory_int_1008| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_int_1008| |c_ULTIMATE.start_main_~user~0#1.base|) .cse3 (select .cse4 .cse3)))) (= |v_#memory_int_1009| (store |v_#memory_int_291| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse4 .cse5 (select .cse1 .cse5)))) (= |c_#valid| (store |v_#valid_96| .cse0 1)) (let ((.cse12 (select |v_#memory_$Pointer$.offset_714| |c_ULTIMATE.start_main_~user~0#1.base|))) (or (and (exists ((|v_#memory_$Pointer$.base_713| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_13| (Array Int (Array Int Int)))) (let ((.cse6 (select |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse6 .cse7 |c_ULTIMATE.start_main_~user~0#1.base|) .cse8 (select .cse9 .cse8))) |v_#memory_$Pointer$.base_714|) (= (store |v_#memory_$Pointer$.base_713| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_713| |c_ULTIMATE.start_main_~user~0#1.base|) .cse10 (select .cse6 .cse10))) |v_#memory_$Pointer$.base_13|)))) (exists ((|v_#memory_$Pointer$.offset_713| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_13| (Array Int (Array Int Int)))) (let ((.cse11 (select |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.offset_713| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_713| |c_ULTIMATE.start_main_~user~0#1.base|) .cse10 (select .cse11 .cse10))) |v_#memory_$Pointer$.offset_13|) (= |v_#memory_$Pointer$.offset_714| (store |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse11 .cse7 |c_ULTIMATE.start_main_~user~0#1.offset|) .cse8 (select .cse12 .cse8))))))) (exists ((|v_#memory_int_1007| (Array Int (Array Int Int))) (|v_#memory_int_26| (Array Int (Array Int Int)))) (let ((.cse13 (select |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse13 .cse8 4)) |v_#memory_int_1008|) (= |v_#memory_int_26| (store |v_#memory_int_1007| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_1007| |c_ULTIMATE.start_main_~user~0#1.base|) .cse10 |c_ULTIMATE.start_main_~_ha_hashv~0#1|) .cse7 (select .cse13 .cse7)))))))) (and .cse14 (exists ((|v_#memory_$Pointer$.base_13| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_681| (Array Int (Array Int Int)))) (let ((.cse15 (select |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |v_#memory_$Pointer$.base_13| (store |v_#memory_$Pointer$.base_681| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_681| |c_ULTIMATE.start_main_~user~0#1.base|) 36 (select .cse15 36)))) (= |v_#memory_$Pointer$.base_714| (store |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse15 28 |c_ULTIMATE.start_main_~user~0#1.base|) 32 (select .cse9 32))))))) .cse16 (exists ((|v_#memory_$Pointer$.offset_13| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_681| (Array Int (Array Int Int)))) (let ((.cse17 (select |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.offset_681| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_681| |c_ULTIMATE.start_main_~user~0#1.base|) 36 (select .cse17 36))) |v_#memory_$Pointer$.offset_13|) (= |v_#memory_$Pointer$.offset_714| (store |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse17 28 0) 32 (select .cse12 32))))))) .cse18 .cse19 .cse20 .cse21 (exists ((|v_#memory_int_975| (Array Int (Array Int Int))) (|v_#memory_int_26| (Array Int (Array Int Int)))) (let ((.cse22 (select |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse22 32 4)) |v_#memory_int_1008|) (= |v_#memory_int_26| (store |v_#memory_int_975| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_975| |c_ULTIMATE.start_main_~user~0#1.base|) 36 |c_ULTIMATE.start_main_~_ha_hashv~0#1|) 28 (select .cse22 28))))))) .cse23))) (= (store |v_#memory_$Pointer$.base_714| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (store .cse9 .cse3 0) .cse5 0) .cse2 .cse0)) |v_old(#memory_$Pointer$.base)_AFTER_CALL_25|) (<= (+ .cse0 1) |c_#StackHeapBarrier|)))) .cse24) (and (exists ((|v_old(#memory_int)_AFTER_CALL_26| (Array Int (Array Int Int))) (|v_#memory_int_1008| (Array Int (Array Int Int))) (|v_#memory_int_291| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_714| (Array Int (Array Int Int))) (|v_#length_45| (Array Int Int)) (|v_#memory_$Pointer$.offset_714| (Array Int (Array Int Int))) (|v_#valid_96| (Array Int Int)) (|v_#memory_int_1009| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_26| (Array Int (Array Int Int)))) (let ((.cse26 (select |v_#memory_int_291| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse27 (select |v_#memory_int_1009| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse28 (select |v_#memory_$Pointer$.base_714| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse25 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_26| |c_ULTIMATE.start_main_~user~0#1.base|) .cse2))) (and (<= (+ .cse25 1) |c_#StackHeapBarrier|) (= .cse25 |c_ULTIMATE.start_main_#t~mem55#1.base|) (not (= .cse25 0)) (= |v_#memory_int_291| (store |v_#memory_int_1008| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_int_1008| |c_ULTIMATE.start_main_~user~0#1.base|) .cse3 (select .cse26 .cse3)))) (= |v_old(#memory_int)_AFTER_CALL_26| (store |v_#memory_int_1009| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse27 .cse2 (select (select |v_old(#memory_int)_AFTER_CALL_26| |c_ULTIMATE.start_main_~user~0#1.base|) .cse2)))) (= |c_#length| (store |v_#length_45| .cse25 44)) (= |v_#memory_int_1009| (store |v_#memory_int_291| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse26 .cse5 (select .cse27 .cse5)))) (= |c_#valid| (store |v_#valid_96| .cse25 1)) (= (store |v_#memory_$Pointer$.base_714| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (store .cse28 .cse3 0) .cse5 0) .cse2 .cse25)) |v_old(#memory_$Pointer$.base)_AFTER_CALL_26|) (let ((.cse31 (select |v_#memory_$Pointer$.offset_714| |c_ULTIMATE.start_main_~user~0#1.base|))) (or (and (exists ((|v_#memory_$Pointer$.base_713| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_13| (Array Int (Array Int Int)))) (let ((.cse29 (select |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse29 .cse7 |c_ULTIMATE.start_main_~user~0#1.base|) .cse8 (select .cse28 .cse8))) |v_#memory_$Pointer$.base_714|) (= (store |v_#memory_$Pointer$.base_713| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_713| |c_ULTIMATE.start_main_~user~0#1.base|) .cse10 (select .cse29 .cse10))) |v_#memory_$Pointer$.base_13|)))) (exists ((|v_#memory_$Pointer$.offset_713| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_13| (Array Int (Array Int Int)))) (let ((.cse30 (select |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.offset_713| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_713| |c_ULTIMATE.start_main_~user~0#1.base|) .cse10 (select .cse30 .cse10))) |v_#memory_$Pointer$.offset_13|) (= |v_#memory_$Pointer$.offset_714| (store |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse30 .cse7 |c_ULTIMATE.start_main_~user~0#1.offset|) .cse8 (select .cse31 .cse8))))))) (exists ((|v_#memory_int_1007| (Array Int (Array Int Int))) (|v_#memory_int_26| (Array Int (Array Int Int)))) (let ((.cse32 (select |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse32 .cse8 4)) |v_#memory_int_1008|) (= |v_#memory_int_26| (store |v_#memory_int_1007| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_1007| |c_ULTIMATE.start_main_~user~0#1.base|) .cse10 |c_ULTIMATE.start_main_~_ha_hashv~0#1|) .cse7 (select .cse32 .cse7)))))))) (and .cse14 (exists ((|v_#memory_$Pointer$.base_13| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_681| (Array Int (Array Int Int)))) (let ((.cse33 (select |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |v_#memory_$Pointer$.base_13| (store |v_#memory_$Pointer$.base_681| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_681| |c_ULTIMATE.start_main_~user~0#1.base|) 36 (select .cse33 36)))) (= |v_#memory_$Pointer$.base_714| (store |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse33 28 |c_ULTIMATE.start_main_~user~0#1.base|) 32 (select .cse28 32))))))) .cse16 (exists ((|v_#memory_$Pointer$.offset_13| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_681| (Array Int (Array Int Int)))) (let ((.cse34 (select |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.offset_681| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_681| |c_ULTIMATE.start_main_~user~0#1.base|) 36 (select .cse34 36))) |v_#memory_$Pointer$.offset_13|) (= |v_#memory_$Pointer$.offset_714| (store |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse34 28 0) 32 (select .cse31 32))))))) .cse18 .cse19 .cse20 .cse21 (exists ((|v_#memory_int_975| (Array Int (Array Int Int))) (|v_#memory_int_26| (Array Int (Array Int Int)))) (let ((.cse35 (select |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse35 32 4)) |v_#memory_int_1008|) (= |v_#memory_int_26| (store |v_#memory_int_975| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_975| |c_ULTIMATE.start_main_~user~0#1.base|) 36 |c_ULTIMATE.start_main_~_ha_hashv~0#1|) 28 (select .cse35 28))))))) .cse23))) (= (select |v_#valid_96| .cse25) 0)))) .cse24)))) is different from false [2024-11-09 06:28:58,555 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse14 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 8))) (let ((.cse55 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~user~0#1.base|) .cse14)) (.cse56 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~user~0#1.base|) .cse14))) (and (exists ((|v_#memory_$Pointer$.offset_237| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_716| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_238| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_239| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc62#1.base_6| Int) (|v_#valid_97| (Array Int Int)) (|v_#memory_$Pointer$.base_239| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_716| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_238| (Array Int (Array Int Int))) (|v_#memory_int_1010| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~mem55#1.base_16| Int) (|v_#memory_int_292| (Array Int (Array Int Int))) (|v_#length_46| (Array Int Int)) (|v_#memory_$Pointer$.base_237| (Array Int (Array Int Int))) (|v_#memory_int_293| (Array Int (Array Int Int)))) (let ((.cse46 (select (select |v_#memory_$Pointer$.base_239| |c_ULTIMATE.start_main_~user~0#1.base|) .cse14)) (.cse47 (select (select |v_#memory_$Pointer$.offset_239| |c_ULTIMATE.start_main_~user~0#1.base|) .cse14)) (.cse6 (select (select |v_#memory_$Pointer$.base_716| |c_ULTIMATE.start_main_~user~0#1.base|) .cse14)) (.cse7 (+ (select (select |v_#memory_$Pointer$.offset_716| |c_ULTIMATE.start_main_~user~0#1.base|) .cse14) 16))) (let ((.cse54 (store |v_#memory_$Pointer$.offset_716| .cse6 (store (select |v_#memory_$Pointer$.offset_716| .cse6) .cse7 .cse14))) (.cse53 (store |v_#memory_$Pointer$.base_716| .cse6 (store (select |v_#memory_$Pointer$.base_716| .cse6) .cse7 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse8 (store |v_#memory_$Pointer$.offset_239| .cse46 (store (select |v_#memory_$Pointer$.offset_239| .cse46) .cse47 0))) (.cse52 (store |v_#memory_$Pointer$.base_239| .cse46 (store (select |v_#memory_$Pointer$.base_239| .cse46) .cse47 |v_ULTIMATE.start_main_#t~malloc62#1.base_6|)))) (let ((.cse4 (select (select |v_#memory_$Pointer$.base_238| |c_ULTIMATE.start_main_~user~0#1.base|) .cse14)) (.cse5 (+ 8 (select (select |v_#memory_$Pointer$.offset_238| |c_ULTIMATE.start_main_~user~0#1.base|) .cse14))) (.cse2 (select (select |v_#memory_$Pointer$.base_237| |c_ULTIMATE.start_main_~user~0#1.base|) .cse14)) (.cse3 (+ 20 (select (select |v_#memory_$Pointer$.offset_237| |c_ULTIMATE.start_main_~user~0#1.base|) .cse14))) (.cse0 (select (select .cse52 |c_ULTIMATE.start_main_~user~0#1.base|) .cse14)) (.cse1 (+ 40 (select (select .cse8 |c_ULTIMATE.start_main_~user~0#1.base|) .cse14))) (.cse50 (select (select .cse53 |c_ULTIMATE.start_main_~user~0#1.base|) .cse14)) (.cse51 (+ (select (select .cse54 |c_ULTIMATE.start_main_~user~0#1.base|) .cse14) 4))) (and (= (store |v_#memory_int_293| .cse0 (store (select |v_#memory_int_293| .cse0) .cse1 2685476833)) |c_#memory_int|) (= (store |v_#memory_$Pointer$.offset_237| .cse2 (store (select |v_#memory_$Pointer$.offset_237| .cse2) .cse3 (select (select |v_#memory_$Pointer$.offset_239| .cse2) .cse3))) |v_#memory_$Pointer$.offset_239|) (<= (+ |v_ULTIMATE.start_main_#t~malloc62#1.base_6| 1) |c_#StackHeapBarrier|) (not (= |v_ULTIMATE.start_main_#t~malloc62#1.base_6| 0)) (= (store |v_#memory_$Pointer$.base_238| .cse4 (store (select |v_#memory_$Pointer$.base_238| .cse4) .cse5 (select (select |v_#memory_$Pointer$.base_237| .cse4) .cse5))) |v_#memory_$Pointer$.base_237|) (= |c_#valid| (store |v_#valid_97| |v_ULTIMATE.start_main_#t~malloc62#1.base_6| 1)) (= (store |v_#memory_$Pointer$.offset_238| .cse4 (store (select |v_#memory_$Pointer$.offset_238| .cse4) .cse5 (select (select |v_#memory_$Pointer$.offset_237| .cse4) .cse5))) |v_#memory_$Pointer$.offset_237|) (= (store |v_#memory_int_1010| .cse6 (store (select |v_#memory_int_1010| .cse6) .cse7 (select (select |v_#memory_int_292| .cse6) .cse7))) |v_#memory_int_292|) (= (store .cse8 .cse0 (store (select .cse8 .cse0) .cse1 (select (select |c_#memory_$Pointer$.offset| .cse0) .cse1))) |c_#memory_$Pointer$.offset|) (= (select |v_#valid_97| |v_ULTIMATE.start_main_#t~malloc62#1.base_6|) 0) (let ((.cse9 (exists ((|v_#Ultimate.C_memset_#t~loopctr610_34| Int)) (and (<= 44 (mod |v_#Ultimate.C_memset_#t~loopctr610_34| 4294967296)) (<= 0 |v_#Ultimate.C_memset_#t~loopctr610_34|)))) (.cse19 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 32)) (.cse20 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 36)) (.cse18 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 28)) (.cse24 (= c_~count_int_int~0 0)) (.cse26 (<= 2 |c_ULTIMATE.start_main_~#i~0#1.base|)) (.cse28 (= |c_ULTIMATE.start_main_~altusers~0#1.base| 0)) (.cse29 (= |c_ULTIMATE.start_main_~user~0#1.offset| 0)) (.cse30 (<= 1 |c_#StackHeapBarrier|)) (.cse31 (= |c_ULTIMATE.start_main_~altusers~0#1.offset| 0)) (.cse33 (= |c_ULTIMATE.start_main_~#i~0#1.offset| 0)) (.cse11 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 16)) (.cse15 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 12))) (or (and .cse9 (exists ((|v_old(#memory_int)_AFTER_CALL_26| (Array Int (Array Int Int))) (|v_#memory_int_1008| (Array Int (Array Int Int))) (|v_#memory_int_291| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_714| (Array Int (Array Int Int))) (|v_#length_45| (Array Int Int)) (|v_#memory_$Pointer$.offset_714| (Array Int (Array Int Int))) (|v_#valid_96| (Array Int Int)) (|v_#memory_int_1009| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_26| (Array Int (Array Int Int)))) (let ((.cse12 (select |v_#memory_int_291| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse13 (select |v_#memory_int_1009| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse16 (select |v_#memory_$Pointer$.base_714| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse10 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_26| |c_ULTIMATE.start_main_~user~0#1.base|) .cse14))) (and (= |v_#length_46| (store |v_#length_45| .cse10 44)) (<= (+ .cse10 1) |c_#StackHeapBarrier|) (not (= .cse10 0)) (= |v_#valid_97| (store |v_#valid_96| .cse10 1)) (= |v_#memory_int_291| (store |v_#memory_int_1008| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_int_1008| |c_ULTIMATE.start_main_~user~0#1.base|) .cse11 (select .cse12 .cse11)))) (= |v_old(#memory_int)_AFTER_CALL_26| (store |v_#memory_int_1009| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse13 .cse14 (select (select |v_old(#memory_int)_AFTER_CALL_26| |c_ULTIMATE.start_main_~user~0#1.base|) .cse14)))) (= |v_#memory_int_1009| (store |v_#memory_int_291| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse12 .cse15 (select .cse13 .cse15)))) (= (store |v_#memory_$Pointer$.base_714| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (store .cse16 .cse11 0) .cse15 0) .cse14 .cse10)) |v_old(#memory_$Pointer$.base)_AFTER_CALL_26|) (= |v_ULTIMATE.start_main_#t~mem55#1.base_16| .cse10) (let ((.cse22 (select |v_#memory_$Pointer$.offset_714| |c_ULTIMATE.start_main_~user~0#1.base|))) (or (and (exists ((|v_#memory_$Pointer$.base_713| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_13| (Array Int (Array Int Int)))) (let ((.cse17 (select |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse17 .cse18 |c_ULTIMATE.start_main_~user~0#1.base|) .cse19 (select .cse16 .cse19))) |v_#memory_$Pointer$.base_714|) (= (store |v_#memory_$Pointer$.base_713| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_713| |c_ULTIMATE.start_main_~user~0#1.base|) .cse20 (select .cse17 .cse20))) |v_#memory_$Pointer$.base_13|)))) (exists ((|v_#memory_$Pointer$.offset_713| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_13| (Array Int (Array Int Int)))) (let ((.cse21 (select |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.offset_713| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_713| |c_ULTIMATE.start_main_~user~0#1.base|) .cse20 (select .cse21 .cse20))) |v_#memory_$Pointer$.offset_13|) (= |v_#memory_$Pointer$.offset_714| (store |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse21 .cse18 |c_ULTIMATE.start_main_~user~0#1.offset|) .cse19 (select .cse22 .cse19))))))) (exists ((|v_#memory_int_1007| (Array Int (Array Int Int))) (|v_#memory_int_26| (Array Int (Array Int Int)))) (let ((.cse23 (select |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse23 .cse19 4)) |v_#memory_int_1008|) (= |v_#memory_int_26| (store |v_#memory_int_1007| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_1007| |c_ULTIMATE.start_main_~user~0#1.base|) .cse20 |c_ULTIMATE.start_main_~_ha_hashv~0#1|) .cse18 (select .cse23 .cse18)))))))) (and .cse24 (exists ((|v_#memory_$Pointer$.base_13| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_681| (Array Int (Array Int Int)))) (let ((.cse25 (select |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |v_#memory_$Pointer$.base_13| (store |v_#memory_$Pointer$.base_681| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_681| |c_ULTIMATE.start_main_~user~0#1.base|) 36 (select .cse25 36)))) (= |v_#memory_$Pointer$.base_714| (store |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse25 28 |c_ULTIMATE.start_main_~user~0#1.base|) 32 (select .cse16 32))))))) .cse26 (exists ((|v_#memory_$Pointer$.offset_13| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_681| (Array Int (Array Int Int)))) (let ((.cse27 (select |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.offset_681| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_681| |c_ULTIMATE.start_main_~user~0#1.base|) 36 (select .cse27 36))) |v_#memory_$Pointer$.offset_13|) (= |v_#memory_$Pointer$.offset_714| (store |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse27 28 0) 32 (select .cse22 32))))))) .cse28 .cse29 .cse30 .cse31 (exists ((|v_#memory_int_975| (Array Int (Array Int Int))) (|v_#memory_int_26| (Array Int (Array Int Int)))) (let ((.cse32 (select |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse32 32 4)) |v_#memory_int_1008|) (= |v_#memory_int_26| (store |v_#memory_int_975| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_975| |c_ULTIMATE.start_main_~user~0#1.base|) 36 |c_ULTIMATE.start_main_~_ha_hashv~0#1|) 28 (select .cse32 28))))))) .cse33))) (= (select |v_#valid_96| .cse10) 0))))) (and .cse9 (exists ((|v_#memory_int_1008| (Array Int (Array Int Int))) (|v_#memory_int_291| (Array Int (Array Int Int))) (|v_old(#memory_int)_AFTER_CALL_25| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_714| (Array Int (Array Int Int))) (|v_#length_45| (Array Int Int)) (|v_#memory_$Pointer$.offset_714| (Array Int (Array Int Int))) (|v_#valid_96| (Array Int Int)) (|v_#memory_int_1009| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_25| (Array Int (Array Int Int)))) (let ((.cse36 (select |v_#memory_int_291| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse35 (select |v_#memory_int_1009| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse38 (select |v_#memory_$Pointer$.base_714| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse34 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_25| |c_ULTIMATE.start_main_~user~0#1.base|) .cse14))) (and (not (= .cse34 0)) (= |v_ULTIMATE.start_main_#t~mem55#1.base_16| .cse34) (= (select |v_#valid_96| .cse34) 0) (= |v_#valid_97| (store |v_#valid_96| .cse34 1)) (= |v_old(#memory_int)_AFTER_CALL_25| (store |v_#memory_int_1009| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse35 .cse14 (select (select |v_old(#memory_int)_AFTER_CALL_25| |c_ULTIMATE.start_main_~user~0#1.base|) .cse14)))) (= |v_#memory_int_291| (store |v_#memory_int_1008| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_int_1008| |c_ULTIMATE.start_main_~user~0#1.base|) .cse11 (select .cse36 .cse11)))) (= |v_#memory_int_1009| (store |v_#memory_int_291| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse36 .cse15 (select .cse35 .cse15)))) (= (store |v_#length_45| .cse34 44) |v_#length_46|) (let ((.cse40 (select |v_#memory_$Pointer$.offset_714| |c_ULTIMATE.start_main_~user~0#1.base|))) (or (and (exists ((|v_#memory_$Pointer$.base_713| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_13| (Array Int (Array Int Int)))) (let ((.cse37 (select |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse37 .cse18 |c_ULTIMATE.start_main_~user~0#1.base|) .cse19 (select .cse38 .cse19))) |v_#memory_$Pointer$.base_714|) (= (store |v_#memory_$Pointer$.base_713| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_713| |c_ULTIMATE.start_main_~user~0#1.base|) .cse20 (select .cse37 .cse20))) |v_#memory_$Pointer$.base_13|)))) (exists ((|v_#memory_$Pointer$.offset_713| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_13| (Array Int (Array Int Int)))) (let ((.cse39 (select |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.offset_713| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_713| |c_ULTIMATE.start_main_~user~0#1.base|) .cse20 (select .cse39 .cse20))) |v_#memory_$Pointer$.offset_13|) (= |v_#memory_$Pointer$.offset_714| (store |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse39 .cse18 |c_ULTIMATE.start_main_~user~0#1.offset|) .cse19 (select .cse40 .cse19))))))) (exists ((|v_#memory_int_1007| (Array Int (Array Int Int))) (|v_#memory_int_26| (Array Int (Array Int Int)))) (let ((.cse41 (select |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse41 .cse19 4)) |v_#memory_int_1008|) (= |v_#memory_int_26| (store |v_#memory_int_1007| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_1007| |c_ULTIMATE.start_main_~user~0#1.base|) .cse20 |c_ULTIMATE.start_main_~_ha_hashv~0#1|) .cse18 (select .cse41 .cse18)))))))) (and .cse24 (exists ((|v_#memory_$Pointer$.base_13| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_681| (Array Int (Array Int Int)))) (let ((.cse42 (select |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |v_#memory_$Pointer$.base_13| (store |v_#memory_$Pointer$.base_681| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_681| |c_ULTIMATE.start_main_~user~0#1.base|) 36 (select .cse42 36)))) (= |v_#memory_$Pointer$.base_714| (store |v_#memory_$Pointer$.base_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse42 28 |c_ULTIMATE.start_main_~user~0#1.base|) 32 (select .cse38 32))))))) .cse26 (exists ((|v_#memory_$Pointer$.offset_13| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_681| (Array Int (Array Int Int)))) (let ((.cse43 (select |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.offset_681| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_681| |c_ULTIMATE.start_main_~user~0#1.base|) 36 (select .cse43 36))) |v_#memory_$Pointer$.offset_13|) (= |v_#memory_$Pointer$.offset_714| (store |v_#memory_$Pointer$.offset_13| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse43 28 0) 32 (select .cse40 32))))))) .cse28 .cse29 .cse30 .cse31 (exists ((|v_#memory_int_975| (Array Int (Array Int Int))) (|v_#memory_int_26| (Array Int (Array Int Int)))) (let ((.cse44 (select |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_int_26| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse44 32 4)) |v_#memory_int_1008|) (= |v_#memory_int_26| (store |v_#memory_int_975| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_975| |c_ULTIMATE.start_main_~user~0#1.base|) 36 |c_ULTIMATE.start_main_~_ha_hashv~0#1|) 28 (select .cse44 28))))))) .cse33))) (= (store |v_#memory_$Pointer$.base_714| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (store .cse38 .cse11 0) .cse15 0) .cse14 .cse34)) |v_old(#memory_$Pointer$.base)_AFTER_CALL_25|) (<= (+ .cse34 1) |c_#StackHeapBarrier|))))))) (= (let ((.cse45 (let ((.cse48 (let ((.cse49 (store |v_#memory_int_292| .cse50 (store (select |v_#memory_int_292| .cse50) .cse51 32)))) (store .cse49 .cse4 (store (select .cse49 .cse4) .cse5 5))))) (store .cse48 .cse2 (store (select .cse48 .cse2) .cse3 8))))) (store .cse45 .cse46 (store (select .cse45 .cse46) .cse47 (select (select |v_#memory_int_293| .cse46) .cse47)))) |v_#memory_int_293|) (= (store |v_#memory_$Pointer$.base_237| .cse2 (store (select |v_#memory_$Pointer$.base_237| .cse2) .cse3 (select (select |v_#memory_$Pointer$.base_239| .cse2) .cse3))) |v_#memory_$Pointer$.base_239|) (= |c_#memory_$Pointer$.base| (store .cse52 .cse0 (store (select .cse52 .cse0) .cse1 (select (select |c_#memory_$Pointer$.base| .cse0) .cse1)))) (= |c_#length| (store |v_#length_46| |v_ULTIMATE.start_main_#t~malloc62#1.base_6| 384)) (= (store .cse53 .cse50 (store (select .cse53 .cse50) .cse51 (select (select |v_#memory_$Pointer$.base_238| .cse50) .cse51))) |v_#memory_$Pointer$.base_238|) (= (store .cse54 .cse50 (store (select .cse54 .cse50) .cse51 (select (select |v_#memory_$Pointer$.offset_238| .cse50) .cse51))) |v_#memory_$Pointer$.offset_238|)))))) (= |c_ULTIMATE.start_main_#t~mem65#1.offset| (select (select |c_#memory_$Pointer$.offset| .cse55) .cse56)) (= (select (select |c_#memory_$Pointer$.base| .cse55) .cse56) |c_ULTIMATE.start_main_#t~mem65#1.base|)))) is different from false [2024-11-09 06:29:07,195 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse2 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 60)) (.cse3 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 64)) (.cse0 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 68))) (and (exists ((|v_#memory_$Pointer$.base_98| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_719| (Array Int (Array Int Int)))) (let ((.cse1 (select |v_#memory_$Pointer$.base_98| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.base_719| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_719| |c_ULTIMATE.start_main_~user~0#1.base|) .cse0 (select .cse1 .cse0))) |v_#memory_$Pointer$.base_98|) (= |c_#memory_$Pointer$.base| (store |v_#memory_$Pointer$.base_98| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse1 .cse2 |c_ULTIMATE.start_main_~user~0#1.base|) .cse3 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~user~0#1.base|) .cse3))))))) (exists ((|v_#memory_int_119| (Array Int (Array Int Int))) (|v_#memory_int_1013| (Array Int (Array Int Int)))) (let ((.cse4 (select |v_#memory_int_119| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_int_119| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse4 .cse3 4)) |c_#memory_int|) (= (store |v_#memory_int_1013| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_1013| |c_ULTIMATE.start_main_~user~0#1.base|) .cse0 |c_ULTIMATE.start_main_~_ha_hashv~1#1|) .cse2 (select .cse4 .cse2))) |v_#memory_int_119|)))) (exists ((|v_#memory_$Pointer$.offset_98| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_719| (Array Int (Array Int Int)))) (let ((.cse5 (select |v_#memory_$Pointer$.offset_98| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.offset_98| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse5 .cse2 |c_ULTIMATE.start_main_~user~0#1.offset|) .cse3 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~user~0#1.base|) .cse3))) |c_#memory_$Pointer$.offset|) (= (store |v_#memory_$Pointer$.offset_719| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_719| |c_ULTIMATE.start_main_~user~0#1.base|) .cse0 (select .cse5 .cse0))) |v_#memory_$Pointer$.offset_98|)))))) is different from true [2024-11-09 06:29:07,238 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse6 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 64)) (.cse1 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 48)) (.cse2 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 44)) (.cse3 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 68)) (.cse5 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 60))) (and (exists ((|v_#memory_$Pointer$.base_98| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_720| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_719| (Array Int (Array Int Int)))) (let ((.cse4 (select |v_#memory_$Pointer$.base_98| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse0 (select |v_#memory_$Pointer$.base_720| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.base_720| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse0 .cse1 0) .cse2 0)) |c_#memory_$Pointer$.base|) (= (store |v_#memory_$Pointer$.base_719| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_719| |c_ULTIMATE.start_main_~user~0#1.base|) .cse3 (select .cse4 .cse3))) |v_#memory_$Pointer$.base_98|) (= (store |v_#memory_$Pointer$.base_98| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse4 .cse5 |c_ULTIMATE.start_main_~user~0#1.base|) .cse6 (select .cse0 .cse6))) |v_#memory_$Pointer$.base_720|)))) (exists ((|v_#memory_$Pointer$.offset_720| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_98| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_719| (Array Int (Array Int Int)))) (let ((.cse7 (select |v_#memory_$Pointer$.offset_98| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse8 (select |v_#memory_$Pointer$.offset_720| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.offset_98| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse7 .cse5 |c_ULTIMATE.start_main_~user~0#1.offset|) .cse6 (select .cse8 .cse6))) |v_#memory_$Pointer$.offset_720|) (= (store |v_#memory_$Pointer$.offset_719| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_719| |c_ULTIMATE.start_main_~user~0#1.base|) .cse3 (select .cse7 .cse3))) |v_#memory_$Pointer$.offset_98|) (= |c_#memory_$Pointer$.offset| (store |v_#memory_$Pointer$.offset_720| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse8 .cse1 0) .cse2 0)))))) (exists ((|v_#memory_int_119| (Array Int (Array Int Int))) (|v_#memory_int_294| (Array Int (Array Int Int))) (|v_#memory_int_1013| (Array Int (Array Int Int)))) (let ((.cse10 (select |v_#memory_int_294| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse9 (select |v_#memory_int_119| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_int_119| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse9 .cse6 4) .cse1 (select .cse10 .cse1))) |v_#memory_int_294|) (= (store |v_#memory_int_294| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse10 .cse2 (select (select |c_#memory_int| |c_ULTIMATE.start_main_~user~0#1.base|) .cse2))) |c_#memory_int|) (= (store |v_#memory_int_1013| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_1013| |c_ULTIMATE.start_main_~user~0#1.base|) .cse3 |c_ULTIMATE.start_main_~_ha_hashv~1#1|) .cse5 (select .cse9 .cse5))) |v_#memory_int_119|)))))) is different from true [2024-11-09 06:29:41,169 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse13 (+ 40 |c_ULTIMATE.start_main_~user~0#1.offset|))) (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~user~0#1.base|) .cse13)) (.cse1 (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~user~0#1.base|) .cse13))) (and (= |c_ULTIMATE.start_main_#t~mem214#1.offset| (select (select |c_#memory_$Pointer$.offset| .cse0) .cse1)) (exists ((|v_#valid_99| (Array Int Int)) (|v_#memory_$Pointer$.offset_722| (Array Int (Array Int Int))) (|v_#memory_int_1016| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_722| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~mem204#1.base_17| Int) (|v_ULTIMATE.start_main_#t~malloc211#1.base_6| Int) (|v_#length_48| (Array Int Int)) (|v_#memory_$Pointer$.offset_242| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_243| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_244| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_243| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_244| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_242| (Array Int (Array Int Int))) (|v_#memory_int_295| (Array Int (Array Int Int))) (|v_#memory_int_296| (Array Int (Array Int Int)))) (let ((.cse36 (select (select |v_#memory_$Pointer$.base_244| |c_ULTIMATE.start_main_~user~0#1.base|) .cse13)) (.cse37 (select (select |v_#memory_$Pointer$.offset_244| |c_ULTIMATE.start_main_~user~0#1.base|) .cse13)) (.cse30 (select (select |v_#memory_$Pointer$.base_722| |c_ULTIMATE.start_main_~user~0#1.base|) .cse13)) (.cse31 (+ 16 (select (select |v_#memory_$Pointer$.offset_722| |c_ULTIMATE.start_main_~user~0#1.base|) .cse13)))) (let ((.cse41 (store |v_#memory_$Pointer$.offset_722| .cse30 (store (select |v_#memory_$Pointer$.offset_722| .cse30) .cse31 .cse13))) (.cse27 (store |v_#memory_$Pointer$.base_722| .cse30 (store (select |v_#memory_$Pointer$.base_722| .cse30) .cse31 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse40 (store |v_#memory_$Pointer$.offset_244| .cse36 (store (select |v_#memory_$Pointer$.offset_244| .cse36) .cse37 0))) (.cse32 (store |v_#memory_$Pointer$.base_244| .cse36 (store (select |v_#memory_$Pointer$.base_244| .cse36) .cse37 |v_ULTIMATE.start_main_#t~malloc211#1.base_6|)))) (let ((.cse33 (select (select |v_#memory_$Pointer$.base_242| |c_ULTIMATE.start_main_~user~0#1.base|) .cse13)) (.cse34 (+ (select (select |v_#memory_$Pointer$.offset_242| |c_ULTIMATE.start_main_~user~0#1.base|) .cse13) 20)) (.cse2 (select (select .cse32 |c_ULTIMATE.start_main_~user~0#1.base|) .cse13)) (.cse3 (+ 40 (select (select .cse40 |c_ULTIMATE.start_main_~user~0#1.base|) .cse13))) (.cse4 (select (select |v_#memory_$Pointer$.base_243| |c_ULTIMATE.start_main_~user~0#1.base|) .cse13)) (.cse5 (+ 8 (select (select |v_#memory_$Pointer$.offset_243| |c_ULTIMATE.start_main_~user~0#1.base|) .cse13))) (.cse28 (select (select .cse27 |c_ULTIMATE.start_main_~user~0#1.base|) .cse13)) (.cse29 (+ (select (select .cse41 |c_ULTIMATE.start_main_~user~0#1.base|) .cse13) 4))) (and (= (store |v_#memory_int_296| .cse2 (store (select |v_#memory_int_296| .cse2) .cse3 2685476833)) |c_#memory_int|) (not (= |v_ULTIMATE.start_main_#t~malloc211#1.base_6| 0)) (= (store |v_#memory_$Pointer$.offset_243| .cse4 (store (select |v_#memory_$Pointer$.offset_243| .cse4) .cse5 (select (select |v_#memory_$Pointer$.offset_242| .cse4) .cse5))) |v_#memory_$Pointer$.offset_242|) (let ((.cse15 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 60)) (.cse11 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 64)) (.cse14 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 68))) (let ((.cse6 (exists ((|v_#Ultimate.C_memset_#t~loopctr610_34| Int)) (and (<= 44 (mod |v_#Ultimate.C_memset_#t~loopctr610_34| 4294967296)) (<= 0 |v_#Ultimate.C_memset_#t~loopctr610_34|)))) (.cse8 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 44)) (.cse12 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 48)) (.cse19 (exists ((|v_#memory_$Pointer$.offset_720| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_98| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_719| (Array Int (Array Int Int)))) (let ((.cse26 (select |v_#memory_$Pointer$.offset_98| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= (store |v_#memory_$Pointer$.offset_98| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse26 .cse15 |c_ULTIMATE.start_main_~user~0#1.offset|) .cse11 (select (select |v_#memory_$Pointer$.offset_720| |c_ULTIMATE.start_main_~user~0#1.base|) .cse11))) |v_#memory_$Pointer$.offset_720|) (= (store |v_#memory_$Pointer$.offset_719| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.offset_719| |c_ULTIMATE.start_main_~user~0#1.base|) .cse14 (select .cse26 .cse14))) |v_#memory_$Pointer$.offset_98|)))))) (or (and .cse6 (exists ((|v_#memory_int_119| (Array Int (Array Int Int))) (|v_#memory_int_1015| (Array Int (Array Int Int))) (|v_#memory_int_294| (Array Int (Array Int Int))) (|v_#memory_int_BEFORE_CALL_44| (Array Int (Array Int Int))) (|v_#memory_int_1013| (Array Int (Array Int Int)))) (let ((.cse7 (select |v_#memory_int_294| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse9 (select |v_#memory_int_1015| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse10 (select |v_#memory_int_119| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |v_#memory_int_1015| (store |v_#memory_int_294| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse7 .cse8 (select .cse9 .cse8)))) (= (store |v_#memory_int_119| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse10 .cse11 4) .cse12 (select .cse7 .cse12))) |v_#memory_int_294|) (= (store |v_#memory_int_1015| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse9 .cse13 (select (select |v_#memory_int_BEFORE_CALL_44| |c_ULTIMATE.start_main_~user~0#1.base|) .cse13))) |v_#memory_int_BEFORE_CALL_44|) (= (store |v_#memory_int_1013| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_1013| |c_ULTIMATE.start_main_~user~0#1.base|) .cse14 |c_ULTIMATE.start_main_~_ha_hashv~1#1|) .cse15 (select .cse10 .cse15))) |v_#memory_int_119|)))) (exists ((|v_#valid_98| (Array Int Int)) (|v_#memory_$Pointer$.base_98| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_30| (Array Int (Array Int Int))) (|v_#length_47| (Array Int Int)) (|v_#memory_$Pointer$.base_720| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_719| (Array Int (Array Int Int)))) (let ((.cse17 (select |v_#memory_$Pointer$.base_98| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse18 (select |v_#memory_$Pointer$.base_720| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse16 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_30| |c_ULTIMATE.start_main_~user~0#1.base|) .cse13))) (and (= (store |v_#valid_98| .cse16 1) |v_#valid_99|) (<= (+ .cse16 1) |c_#StackHeapBarrier|) (= (store |v_#memory_$Pointer$.base_719| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_719| |c_ULTIMATE.start_main_~user~0#1.base|) .cse14 (select .cse17 .cse14))) |v_#memory_$Pointer$.base_98|) (= .cse16 |v_ULTIMATE.start_main_#t~mem204#1.base_17|) (not (= .cse16 0)) (= (store |v_#memory_$Pointer$.base_720| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (store .cse18 .cse12 0) .cse8 0) .cse13 .cse16)) |v_old(#memory_$Pointer$.base)_AFTER_CALL_30|) (= (store |v_#length_47| .cse16 44) |v_#length_48|) (= (store |v_#memory_$Pointer$.base_98| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse17 .cse15 |c_ULTIMATE.start_main_~user~0#1.base|) .cse11 (select .cse18 .cse11))) |v_#memory_$Pointer$.base_720|) (= (select |v_#valid_98| .cse16) 0)))) .cse19) (and .cse6 (exists ((|v_#valid_98| (Array Int Int)) (|v_#memory_$Pointer$.base_98| (Array Int (Array Int Int))) (|v_#length_47| (Array Int Int)) (|v_#memory_$Pointer$.base_720| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_29| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_719| (Array Int (Array Int Int)))) (let ((.cse21 (select |v_#memory_$Pointer$.base_98| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse22 (select |v_#memory_$Pointer$.base_720| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse20 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_29| |c_ULTIMATE.start_main_~user~0#1.base|) .cse13))) (and (= .cse20 |v_ULTIMATE.start_main_#t~mem204#1.base_17|) (= (select |v_#valid_98| .cse20) 0) (= (store |v_#memory_$Pointer$.base_719| |c_ULTIMATE.start_main_~user~0#1.base| (store (select |v_#memory_$Pointer$.base_719| |c_ULTIMATE.start_main_~user~0#1.base|) .cse14 (select .cse21 .cse14))) |v_#memory_$Pointer$.base_98|) (not (= .cse20 0)) (= (store |v_#memory_$Pointer$.base_98| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse21 .cse15 |c_ULTIMATE.start_main_~user~0#1.base|) .cse11 (select .cse22 .cse11))) |v_#memory_$Pointer$.base_720|) (= (store |v_#length_47| .cse20 44) |v_#length_48|) (<= (+ .cse20 1) |c_#StackHeapBarrier|) (= (store |v_#memory_$Pointer$.base_720| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (store .cse22 .cse12 0) .cse8 0) .cse13 .cse20)) |v_old(#memory_$Pointer$.base)_AFTER_CALL_29|) (= (store |v_#valid_98| .cse20 1) |v_#valid_99|)))) (exists ((|v_#memory_int_119| (Array Int (Array Int Int))) (|v_old(#memory_int)_AFTER_CALL_29| (Array Int (Array Int Int))) (|v_#memory_int_1015| (Array Int (Array Int Int))) (|v_#memory_int_294| (Array Int (Array Int Int))) (|v_#memory_int_1013| (Array Int (Array Int Int)))) (let ((.cse23 (select |v_#memory_int_1015| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse24 (select |v_#memory_int_294| |c_ULTIMATE.start_main_~user~0#1.base|)) (.cse25 (select |v_#memory_int_119| |c_ULTIMATE.start_main_~user~0#1.base|))) (and (= |v_old(#memory_int)_AFTER_CALL_29| (store |v_#memory_int_1015| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse23 .cse13 (select (select |v_old(#memory_int)_AFTER_CALL_29| |c_ULTIMATE.start_main_~user~0#1.base|) .cse13)))) (= |v_#memory_int_1015| (store |v_#memory_int_294| |c_ULTIMATE.start_main_~user~0#1.base| (store .cse24 .cse8 (select .cse23 .cse8)))) (= (store |v_#memory_int_119| |c_ULTIMATE.start_main_~user~0#1.base| (store (store .cse25 .cse11 4) .cse12 (select .cse24 .cse12))) |v_#memory_int_294|) (= (store |v_#memory_int_1013| |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_1013| |c_ULTIMATE.start_main_~user~0#1.base|) .cse14 |c_ULTIMATE.start_main_~_ha_hashv~1#1|) .cse15 (select .cse25 .cse15))) |v_#memory_int_119|)))) .cse19)))) (= (store |v_#length_48| |v_ULTIMATE.start_main_#t~malloc211#1.base_6| 384) |c_#length|) (= (store .cse27 .cse28 (store (select .cse27 .cse28) .cse29 (select (select |v_#memory_$Pointer$.base_243| .cse28) .cse29))) |v_#memory_$Pointer$.base_243|) (= (store |v_#memory_int_1016| .cse30 (store (select |v_#memory_int_1016| .cse30) .cse31 (select (select |v_#memory_int_295| .cse30) .cse31))) |v_#memory_int_295|) (= (store .cse32 .cse2 (store (select .cse32 .cse2) .cse3 (select (select |c_#memory_$Pointer$.base| .cse2) .cse3))) |c_#memory_$Pointer$.base|) (<= (+ |v_ULTIMATE.start_main_#t~malloc211#1.base_6| 1) |c_#StackHeapBarrier|) (= (store |v_#memory_$Pointer$.base_242| .cse33 (store (select |v_#memory_$Pointer$.base_242| .cse33) .cse34 (select (select |v_#memory_$Pointer$.base_244| .cse33) .cse34))) |v_#memory_$Pointer$.base_244|) (= (let ((.cse35 (let ((.cse38 (let ((.cse39 (store |v_#memory_int_295| .cse28 (store (select |v_#memory_int_295| .cse28) .cse29 32)))) (store .cse39 .cse4 (store (select .cse39 .cse4) .cse5 5))))) (store .cse38 .cse33 (store (select .cse38 .cse33) .cse34 40))))) (store .cse35 .cse36 (store (select .cse35 .cse36) .cse37 (select (select |v_#memory_int_296| .cse36) .cse37)))) |v_#memory_int_296|) (= |c_#valid| (store |v_#valid_99| |v_ULTIMATE.start_main_#t~malloc211#1.base_6| 1)) (= (select |v_#valid_99| |v_ULTIMATE.start_main_#t~malloc211#1.base_6|) 0) (= |v_#memory_$Pointer$.offset_244| (store |v_#memory_$Pointer$.offset_242| .cse33 (store (select |v_#memory_$Pointer$.offset_242| .cse33) .cse34 (select (select |v_#memory_$Pointer$.offset_244| .cse33) .cse34)))) (= (store .cse40 .cse2 (store (select .cse40 .cse2) .cse3 (select (select |c_#memory_$Pointer$.offset| .cse2) .cse3))) |c_#memory_$Pointer$.offset|) (= (store |v_#memory_$Pointer$.base_243| .cse4 (store (select |v_#memory_$Pointer$.base_243| .cse4) .cse5 (select (select |v_#memory_$Pointer$.base_242| .cse4) .cse5))) |v_#memory_$Pointer$.base_242|) (= (store .cse41 .cse28 (store (select .cse41 .cse28) .cse29 (select (select |v_#memory_$Pointer$.offset_243| .cse28) .cse29))) |v_#memory_$Pointer$.offset_243|)))))) (= |c_ULTIMATE.start_main_#t~mem214#1.base| (select (select |c_#memory_$Pointer$.base| .cse0) .cse1))))) is different from false [2024-11-09 06:31:07,335 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '12226#(and (<= 1 |#StackHeapBarrier|) (= |__VERIFIER_assert_#in~cond| 0) (= ~count_int_int~0 1))' at error location [2024-11-09 06:31:07,335 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2024-11-09 06:31:07,335 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 06:31:07,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2024-11-09 06:31:07,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747949173] [2024-11-09 06:31:07,336 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 06:31:07,337 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 06:31:07,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 06:31:07,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 06:31:07,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=194, Invalid=2336, Unknown=44, NotChecked=618, Total=3192 [2024-11-09 06:31:07,341 INFO L87 Difference]: Start difference. First operand 414 states and 502 transitions. Second operand has 10 states, 7 states have (on average 16.142857142857142) internal successors, (113), 10 states have internal predecessors, (113), 2 states have call successors, (9), 2 states have call predecessors, (9), 5 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-09 06:31:09,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:31:11,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:31:13,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:31:15,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:31:17,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:31:19,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:31:21,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:31:23,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:31:25,489 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:31:27,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:31:29,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:31:31,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:31:33,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:31:35,522 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:31:37,525 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:31:39,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:31:41,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:31:43,547 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:31:47,790 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:31:49,328 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:31:51,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:31:53,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:31:55,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:31:57,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:31:59,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 06:32:03,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:32:05,132 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:32:07,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:32:09,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:32:11,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:32:13,066 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:32:15,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:32:17,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:32:19,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:32:20,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:32:22,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:32:24,559 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:32:26,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:32:28,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:32:30,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:32:32,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:32:34,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:32:36,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:32:38,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:32:40,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:32:42,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:32:44,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 06:32:46,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []