./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E --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 a74358cfc3b57ddf641c2843362a5594690e287c76148ee1838c9104dbe09de1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:40:36,373 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:40:36,453 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 04:40:36,458 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:40:36,458 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:40:36,485 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:40:36,485 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:40:36,486 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:40:36,486 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:40:36,486 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:40:36,486 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:40:36,486 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:40:36,486 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:40:36,486 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:40:36,487 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:40:36,487 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:40:36,487 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:40:36,487 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:40:36,487 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:40:36,487 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:40:36,487 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:40:36,487 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:40:36,488 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:40:36,488 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:40:36,488 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:40:36,490 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:40:36,490 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:40:36,491 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:40:36,491 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:40:36,491 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:40:36,491 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:40:36,491 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:40:36,491 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:40:36,491 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:40:36,491 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:40:36,492 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:40:36,492 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:40:36,492 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:40:36,492 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:40:36,492 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:40:36,492 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:40:36,492 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:40:36,492 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:40:36,492 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:40:36,492 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:40:36,492 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:40:36,492 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:40:36,493 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E 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 -> a74358cfc3b57ddf641c2843362a5594690e287c76148ee1838c9104dbe09de1 [2024-11-14 04:40:36,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:40:36,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:40:36,793 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:40:36,795 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:40:36,795 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:40:36,796 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i Unable to find full path for "g++" [2024-11-14 04:40:38,646 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:40:39,097 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:40:39,098 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i [2024-11-14 04:40:39,113 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/data/e2c5ba896/d8ef2b58dd21431c972cd0cba4ac163e/FLAG86397446b [2024-11-14 04:40:39,136 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/data/e2c5ba896/d8ef2b58dd21431c972cd0cba4ac163e [2024-11-14 04:40:39,139 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:40:39,141 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:40:39,144 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:40:39,145 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:40:39,149 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:40:39,150 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:40:39" (1/1) ... [2024-11-14 04:40:39,152 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@682b9725 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:40:39, skipping insertion in model container [2024-11-14 04:40:39,153 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:40:39" (1/1) ... [2024-11-14 04:40:39,195 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:40:39,620 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_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i[33021,33034] [2024-11-14 04:40:39,716 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:40:39,726 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:40:39,769 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_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test1-1.i[33021,33034] [2024-11-14 04:40:39,820 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:40:39,857 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:40:39,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:40:39 WrapperNode [2024-11-14 04:40:39,858 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:40:39,860 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:40:39,860 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:40:39,860 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:40:39,867 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:40:39" (1/1) ... [2024-11-14 04:40:39,895 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:40:39" (1/1) ... [2024-11-14 04:40:39,967 INFO L138 Inliner]: procedures = 176, calls = 179, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 820 [2024-11-14 04:40:39,967 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:40:39,968 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:40:39,968 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:40:39,968 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:40:39,986 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:40:39" (1/1) ... [2024-11-14 04:40:39,986 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:40:39" (1/1) ... [2024-11-14 04:40:40,001 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:40:39" (1/1) ... [2024-11-14 04:40:40,002 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:40:39" (1/1) ... [2024-11-14 04:40:40,061 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:40:39" (1/1) ... [2024-11-14 04:40:40,077 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:40:39" (1/1) ... [2024-11-14 04:40:40,082 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:40:39" (1/1) ... [2024-11-14 04:40:40,085 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:40:39" (1/1) ... [2024-11-14 04:40:40,100 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:40:40,101 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:40:40,101 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:40:40,101 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:40:40,102 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:40:39" (1/1) ... [2024-11-14 04:40:40,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:40:40,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:40:40,146 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:40:40,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:40:40,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 04:40:40,181 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-14 04:40:40,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-14 04:40:40,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 04:40:40,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-14 04:40:40,181 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-14 04:40:40,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 04:40:40,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:40:40,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 04:40:40,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-14 04:40:40,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 04:40:40,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 04:40:40,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:40:40,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:40:40,420 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:40:40,422 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:40:41,836 INFO L? ?]: Removed 205 outVars from TransFormulas that were not future-live. [2024-11-14 04:40:41,836 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:40:42,823 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:40:42,823 INFO L316 CfgBuilder]: Removed 31 assume(true) statements. [2024-11-14 04:40:42,823 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:40:42 BoogieIcfgContainer [2024-11-14 04:40:42,824 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:40:42,828 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:40:42,829 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:40:42,833 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:40:42,833 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:40:39" (1/3) ... [2024-11-14 04:40:42,834 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3613d9dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:40:42, skipping insertion in model container [2024-11-14 04:40:42,834 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:40:39" (2/3) ... [2024-11-14 04:40:42,834 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3613d9dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:40:42, skipping insertion in model container [2024-11-14 04:40:42,835 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:40:42" (3/3) ... [2024-11-14 04:40:42,836 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_SAX_test1-1.i [2024-11-14 04:40:42,853 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:40:42,854 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG uthash_SAX_test1-1.i that has 3 procedures, 85 locations, 1 initial locations, 19 loop locations, and 1 error locations. [2024-11-14 04:40:42,924 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:40:42,941 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;@6cc42c3e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:40:42,941 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:40:42,947 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 68 states have (on average 1.7352941176470589) internal successors, (118), 79 states have internal predecessors, (118), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-14 04:40:42,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-14 04:40:42,953 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:40:42,954 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:40:42,954 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:40:42,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:40:42,962 INFO L85 PathProgramCache]: Analyzing trace with hash -1080360827, now seen corresponding path program 1 times [2024-11-14 04:40:42,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:40:42,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793263759] [2024-11-14 04:40:42,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:40:42,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:40:43,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:40:43,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:40:43,181 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:40:43,181 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793263759] [2024-11-14 04:40:43,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793263759] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:40:43,184 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:40:43,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 04:40:43,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590343235] [2024-11-14 04:40:43,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:40:43,190 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:40:43,191 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:40:43,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:40:43,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:40:43,215 INFO L87 Difference]: Start difference. First operand has 85 states, 68 states have (on average 1.7352941176470589) internal successors, (118), 79 states have internal predecessors, (118), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:40:45,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:40:48,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:40:50,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:40:52,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:40:53,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:40:53,256 INFO L93 Difference]: Finished difference Result 221 states and 388 transitions. [2024-11-14 04:40:53,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:40:53,263 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2024-11-14 04:40:53,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:40:53,270 INFO L225 Difference]: With dead ends: 221 [2024-11-14 04:40:53,271 INFO L226 Difference]: Without dead ends: 136 [2024-11-14 04:40:53,274 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 [2024-11-14 04:40:53,277 INFO L432 NwaCegarLoop]: 104 mSDtfsCounter, 53 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 200 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:40:53,278 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 200 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 4 Unknown, 0 Unchecked, 10.0s Time] [2024-11-14 04:40:53,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2024-11-14 04:40:53,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 85. [2024-11-14 04:40:53,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 69 states have (on average 1.2608695652173914) internal successors, (87), 79 states have internal predecessors, (87), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-14 04:40:53,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 113 transitions. [2024-11-14 04:40:53,327 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 113 transitions. Word has length 8 [2024-11-14 04:40:53,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:40:53,327 INFO L471 AbstractCegarLoop]: Abstraction has 85 states and 113 transitions. [2024-11-14 04:40:53,328 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:40:53,328 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 113 transitions. [2024-11-14 04:40:53,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-14 04:40:53,330 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:40:53,330 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:40:53,330 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 04:40:53,331 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:40:53,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:40:53,331 INFO L85 PathProgramCache]: Analyzing trace with hash 501243204, now seen corresponding path program 1 times [2024-11-14 04:40:53,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:40:53,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685291913] [2024-11-14 04:40:53,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:40:53,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:40:53,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:40:53,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:40:53,982 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:40:53,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685291913] [2024-11-14 04:40:53,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685291913] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:40:53,982 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:40:53,982 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 04:40:53,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681695524] [2024-11-14 04:40:53,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:40:53,983 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 04:40:53,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:40:53,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 04:40:53,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 04:40:53,984 INFO L87 Difference]: Start difference. First operand 85 states and 113 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:40:56,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:40:58,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:41:00,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:41:02,731 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:41:04,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 04:41:04,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:41:04,574 INFO L93 Difference]: Finished difference Result 182 states and 240 transitions. [2024-11-14 04:41:04,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 04:41:04,578 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2024-11-14 04:41:04,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:41:04,580 INFO L225 Difference]: With dead ends: 182 [2024-11-14 04:41:04,580 INFO L226 Difference]: Without dead ends: 99 [2024-11-14 04:41:04,580 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 [2024-11-14 04:41:04,581 INFO L432 NwaCegarLoop]: 96 mSDtfsCounter, 4 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 188 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:41:04,582 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 188 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 33 Invalid, 3 Unknown, 0 Unchecked, 10.6s Time] [2024-11-14 04:41:04,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2024-11-14 04:41:04,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2024-11-14 04:41:04,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 83 states have (on average 1.2289156626506024) internal successors, (102), 93 states have internal predecessors, (102), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2024-11-14 04:41:04,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 128 transitions. [2024-11-14 04:41:04,598 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 128 transitions. Word has length 35 [2024-11-14 04:41:04,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:41:04,598 INFO L471 AbstractCegarLoop]: Abstraction has 99 states and 128 transitions. [2024-11-14 04:41:04,598 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:41:04,598 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 128 transitions. [2024-11-14 04:41:04,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-14 04:41:04,600 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:41:04,600 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-14 04:41:04,600 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 04:41:04,600 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:41:04,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:41:04,601 INFO L85 PathProgramCache]: Analyzing trace with hash -1788064170, now seen corresponding path program 1 times [2024-11-14 04:41:04,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:41:04,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292827647] [2024-11-14 04:41:04,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:41:04,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:41:04,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:41:05,243 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-14 04:41:05,244 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:41:05,244 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292827647] [2024-11-14 04:41:05,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [292827647] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:41:05,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [367472077] [2024-11-14 04:41:05,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:41:05,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:41:05,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:41:05,249 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:41:05,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 04:41:05,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:41:05,661 INFO L255 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 04:41:05,666 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:41:05,786 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-14 04:41:05,787 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:41:05,915 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-14 04:41:05,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [367472077] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:41:05,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [750506128] [2024-11-14 04:41:05,939 INFO L159 IcfgInterpreter]: Started Sifa with 45 locations of interest [2024-11-14 04:41:05,939 INFO L166 IcfgInterpreter]: Building call graph [2024-11-14 04:41:05,943 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-14 04:41:05,948 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-14 04:41:05,948 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-14 04:41:11,869 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 121 for LOIs [2024-11-14 04:41:11,911 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-14 04:41:22,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [750506128] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:41:22,121 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2024-11-14 04:41:22,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [4, 4, 4] total 17 [2024-11-14 04:41:22,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636459466] [2024-11-14 04:41:22,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:41:22,123 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:41:22,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:41:22,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:41:22,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=182, Unknown=7, NotChecked=0, Total=272 [2024-11-14 04:41:22,124 INFO L87 Difference]: Start difference. First operand 99 states and 128 transitions. Second operand has 13 states, 12 states have (on average 3.4166666666666665) internal successors, (41), 11 states have internal predecessors, (41), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-14 04:41:24,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2024-11-14 04:41:26,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:41:28,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:41:30,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:41:32,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:41:35,135 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:41:37,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:41:39,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:41:41,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:41:43,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:41:45,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:41:47,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:41:49,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:41:51,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:41:53,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:41:55,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:41:57,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:41:59,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:42:01,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:42:04,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:42:07,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:42:10,349 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:42:12,353 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:42:14,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 04:42:20,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2024-11-14 04:42:20,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:42:20,809 INFO L93 Difference]: Finished difference Result 195 states and 256 transitions. [2024-11-14 04:42:20,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 04:42:20,816 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 3.4166666666666665) internal successors, (41), 11 states have internal predecessors, (41), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 48 [2024-11-14 04:42:20,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:42:20,818 INFO L225 Difference]: With dead ends: 195 [2024-11-14 04:42:20,818 INFO L226 Difference]: Without dead ends: 101 [2024-11-14 04:42:20,819 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 130 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 10.5s TimeCoverageRelationStatistics Valid=92, Invalid=207, Unknown=7, NotChecked=0, Total=306 [2024-11-14 04:42:20,820 INFO L432 NwaCegarLoop]: 91 mSDtfsCounter, 10 mSDsluCounter, 502 mSDsCounter, 0 mSdLazyCounter, 318 mSolverCounterSat, 2 mSolverCounterUnsat, 24 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 57.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 593 SdHoareTripleChecker+Invalid, 344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 318 IncrementalHoareTripleChecker+Invalid, 24 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 58.4s IncrementalHoareTripleChecker+Time [2024-11-14 04:42:20,821 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 593 Invalid, 344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 318 Invalid, 24 Unknown, 0 Unchecked, 58.4s Time] [2024-11-14 04:42:20,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2024-11-14 04:42:20,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2024-11-14 04:42:20,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 84 states have (on average 1.2142857142857142) internal successors, (102), 94 states have internal predecessors, (102), 14 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (14), 4 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-14 04:42:20,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 130 transitions. [2024-11-14 04:42:20,844 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 130 transitions. Word has length 48 [2024-11-14 04:42:20,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:42:20,844 INFO L471 AbstractCegarLoop]: Abstraction has 101 states and 130 transitions. [2024-11-14 04:42:20,845 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 3.4166666666666665) internal successors, (41), 11 states have internal predecessors, (41), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-14 04:42:20,845 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 130 transitions. [2024-11-14 04:42:20,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-14 04:42:20,846 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:42:20,846 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-14 04:42:20,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 04:42:21,047 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:42:21,047 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:42:21,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:42:21,048 INFO L85 PathProgramCache]: Analyzing trace with hash 718226006, now seen corresponding path program 1 times [2024-11-14 04:42:21,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:42:21,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277973894] [2024-11-14 04:42:21,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:42:21,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:42:21,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:42:21,534 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-14 04:42:21,535 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:42:21,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [277973894] [2024-11-14 04:42:21,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [277973894] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:42:21,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1672445971] [2024-11-14 04:42:21,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:42:21,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:42:21,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:42:21,540 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:42:21,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-14 04:42:21,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:42:22,001 INFO L255 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 04:42:22,006 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:42:22,180 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-14 04:42:22,180 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:42:22,408 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-14 04:42:22,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1672445971] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:42:22,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [410726397] [2024-11-14 04:42:22,413 INFO L159 IcfgInterpreter]: Started Sifa with 45 locations of interest [2024-11-14 04:42:22,413 INFO L166 IcfgInterpreter]: Building call graph [2024-11-14 04:42:22,413 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-14 04:42:22,414 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-14 04:42:22,414 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-14 04:43:02,608 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 28 for LOIs [2024-11-14 04:43:02,621 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 301 for LOIs [2024-11-14 04:43:05,229 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-14 04:44:01,454 WARN L286 SmtUtils]: Spent 23.56s on a formula simplification. DAG size of input: 301 DAG size of output: 291 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:44:16,147 WARN L286 SmtUtils]: Spent 6.81s on a formula simplification that was a NOOP. DAG size: 178 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:44:25,526 WARN L286 SmtUtils]: Spent 6.81s on a formula simplification that was a NOOP. DAG size: 183 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:44:27,542 WARN L851 $PredicateComparison]: unable to prove that (and (= c_~count_int_int~0 0) (= |c_ULTIMATE.start_main_~user~0#1.offset| 0) (<= 1 |c_#StackHeapBarrier|) (<= 0 |c_ULTIMATE.start_main_~i~0#1|) (let ((.cse23 (exists ((|v_#Ultimate.C_memset_#t~loopctr160_27| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr160_27|) (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr160_27| 4294967296)))))) (or (and (exists ((|v_#memory_$Pointer$.base_97| (Array Int (Array Int Int))) (|v_#valid_57| (Array Int Int)) (|v_#memory_$Pointer$.base_96| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_316| (Array Int (Array Int Int))) (|v_#memory_int_103| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_24| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_316| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_95| (Array Int (Array Int Int))) (|v_#length_41| (Array Int Int)) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_24| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_95| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_97| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_96| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc57#1.base_6| Int) (|v_#memory_int_102| (Array Int (Array Int Int))) (|v_#memory_int_351| (Array Int (Array Int Int)))) (let ((.cse16 (select (select |v_#memory_$Pointer$.base_316| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse17 (+ 16 (select (select |v_#memory_$Pointer$.offset_316| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse7 (select (select |v_#memory_$Pointer$.base_97| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse8 (select (select |v_#memory_$Pointer$.offset_96| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (let ((.cse20 (store |v_#memory_$Pointer$.offset_96| .cse7 (store (select |v_#memory_$Pointer$.offset_96| .cse7) .cse8 0))) (.cse13 (store |v_#memory_$Pointer$.base_97| .cse7 (store (select |v_#memory_$Pointer$.base_97| .cse7) .cse8 |v_ULTIMATE.start_main_#t~malloc57#1.base_6|))) (.cse18 (store |v_#memory_$Pointer$.offset_316| .cse16 (store (select |v_#memory_$Pointer$.offset_316| .cse16) .cse17 8))) (.cse19 (store |v_#memory_$Pointer$.base_316| .cse16 (store (select |v_#memory_$Pointer$.base_316| .cse16) .cse17 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse21 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_24| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse22 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_24| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (let ((.cse4 (select (select |v_#memory_$Pointer$.base_96| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse5 (+ (select (select |v_#memory_$Pointer$.offset_95| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse0 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_24| .cse21) .cse22)) (.cse11 (select (select .cse19 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse12 (+ (select (select .cse18 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse14 (select (select .cse13 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse15 (+ (select (select .cse20 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 40)) (.cse2 (select (select |v_#memory_$Pointer$.base_95| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse3 (+ (select (select |v_#memory_$Pointer$.offset_97| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse1 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_24| .cse21) .cse22))) (and (or (not (= .cse0 0)) (not (= .cse1 0))) (= (store |v_#memory_$Pointer$.offset_97| .cse2 (store (select |v_#memory_$Pointer$.offset_97| .cse2) .cse3 (select (select |v_#memory_$Pointer$.offset_96| .cse2) .cse3))) |v_#memory_$Pointer$.offset_96|) (= |c_#valid| (store |v_#valid_57| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1)) (= |v_#memory_$Pointer$.base_95| (store |v_#memory_$Pointer$.base_96| .cse4 (store (select |v_#memory_$Pointer$.base_96| .cse4) .cse5 (select (select |v_#memory_$Pointer$.base_95| .cse4) .cse5)))) (= (let ((.cse6 (let ((.cse9 (let ((.cse10 (store |v_#memory_int_102| .cse11 (store (select |v_#memory_int_102| .cse11) .cse12 32)))) (store .cse10 .cse4 (store (select .cse10 .cse4) .cse5 5))))) (store .cse9 .cse2 (store (select .cse9 .cse2) .cse3 8))))) (store .cse6 .cse7 (store (select .cse6 .cse7) .cse8 (select (select |v_#memory_int_103| .cse7) .cse8)))) |v_#memory_int_103|) (not (= |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 0)) (= (store |v_#length_41| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 384) |c_#length|) (= (select |v_#valid_57| |v_ULTIMATE.start_main_#t~malloc57#1.base_6|) 0) (= (store |v_#memory_$Pointer$.offset_95| .cse4 (store (select |v_#memory_$Pointer$.offset_95| .cse4) .cse5 (select (select |v_#memory_$Pointer$.offset_97| .cse4) .cse5))) |v_#memory_$Pointer$.offset_97|) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_24| (store .cse13 .cse14 (store (select .cse13 .cse14) .cse15 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_24| .cse14) .cse15)))) (= |c_ULTIMATE.start_main_#t~mem63#1.base| .cse0) (= (store |v_#memory_int_351| .cse16 (store (select |v_#memory_int_351| .cse16) .cse17 (select (select |v_#memory_int_102| .cse16) .cse17))) |v_#memory_int_102|) (<= (+ |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1) |c_#StackHeapBarrier|) (= (store .cse18 .cse11 (store (select .cse18 .cse11) .cse12 (select (select |v_#memory_$Pointer$.offset_95| .cse11) .cse12))) |v_#memory_$Pointer$.offset_95|) (= (store .cse19 .cse11 (store (select .cse19 .cse11) .cse12 (select (select |v_#memory_$Pointer$.base_96| .cse11) .cse12))) |v_#memory_$Pointer$.base_96|) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_24| (store .cse20 .cse14 (store (select .cse20 .cse14) .cse15 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_24| .cse14) .cse15)))) (= (store |v_#memory_$Pointer$.base_95| .cse2 (store (select |v_#memory_$Pointer$.base_95| .cse2) .cse3 (select (select |v_#memory_$Pointer$.base_97| .cse2) .cse3))) |v_#memory_$Pointer$.base_97|) (= |c_ULTIMATE.start_main_#t~mem63#1.offset| .cse1)))))) .cse23) (and (exists ((|v_#memory_$Pointer$.base_97| (Array Int (Array Int Int))) (|v_#valid_57| (Array Int Int)) (|v_#memory_$Pointer$.base_96| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_316| (Array Int (Array Int Int))) (|v_#memory_int_103| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_23| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_316| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_95| (Array Int (Array Int Int))) (|v_#length_41| (Array Int Int)) (|v_#memory_$Pointer$.offset_95| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_97| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_96| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc57#1.base_6| Int) (|v_#memory_int_102| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_BEFORE_CALL_39| (Array Int (Array Int Int))) (|v_#memory_int_351| (Array Int (Array Int Int)))) (let ((.cse33 (select (select |v_#memory_$Pointer$.base_97| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse34 (select (select |v_#memory_$Pointer$.offset_96| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse40 (select (select |v_#memory_$Pointer$.base_316| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse41 (+ 16 (select (select |v_#memory_$Pointer$.offset_316| |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (let ((.cse42 (store |v_#memory_$Pointer$.offset_316| .cse40 (store (select |v_#memory_$Pointer$.offset_316| .cse40) .cse41 8))) (.cse44 (store |v_#memory_$Pointer$.base_316| .cse40 (store (select |v_#memory_$Pointer$.base_316| .cse40) .cse41 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse26 (store |v_#memory_$Pointer$.offset_96| .cse33 (store (select |v_#memory_$Pointer$.offset_96| .cse33) .cse34 0))) (.cse43 (store |v_#memory_$Pointer$.base_97| .cse33 (store (select |v_#memory_$Pointer$.base_97| .cse33) .cse34 |v_ULTIMATE.start_main_#t~malloc57#1.base_6|))) (.cse45 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_39| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse46 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_23| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (let ((.cse29 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_39| .cse45) .cse46)) (.cse30 (select (select |v_#memory_$Pointer$.base_96| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse31 (+ (select (select |v_#memory_$Pointer$.offset_95| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse39 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_23| .cse45) .cse46)) (.cse27 (select (select .cse43 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse28 (+ (select (select .cse26 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 40)) (.cse37 (select (select .cse44 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse38 (+ (select (select .cse42 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse24 (select (select |v_#memory_$Pointer$.base_95| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse25 (+ (select (select |v_#memory_$Pointer$.offset_97| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20))) (and (= (store |v_#memory_$Pointer$.offset_97| .cse24 (store (select |v_#memory_$Pointer$.offset_97| .cse24) .cse25 (select (select |v_#memory_$Pointer$.offset_96| .cse24) .cse25))) |v_#memory_$Pointer$.offset_96|) (= |c_#valid| (store |v_#valid_57| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1)) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_23| (store .cse26 .cse27 (store (select .cse26 .cse27) .cse28 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_23| .cse27) .cse28)))) (= |c_ULTIMATE.start_main_#t~mem63#1.base| .cse29) (= |v_#memory_$Pointer$.base_95| (store |v_#memory_$Pointer$.base_96| .cse30 (store (select |v_#memory_$Pointer$.base_96| .cse30) .cse31 (select (select |v_#memory_$Pointer$.base_95| .cse30) .cse31)))) (= (let ((.cse32 (let ((.cse35 (let ((.cse36 (store |v_#memory_int_102| .cse37 (store (select |v_#memory_int_102| .cse37) .cse38 32)))) (store .cse36 .cse30 (store (select .cse36 .cse30) .cse31 5))))) (store .cse35 .cse24 (store (select .cse35 .cse24) .cse25 8))))) (store .cse32 .cse33 (store (select .cse32 .cse33) .cse34 (select (select |v_#memory_int_103| .cse33) .cse34)))) |v_#memory_int_103|) (not (= |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 0)) (or (not (= .cse29 0)) (not (= .cse39 0))) (= (store |v_#length_41| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 384) |c_#length|) (= (select |v_#valid_57| |v_ULTIMATE.start_main_#t~malloc57#1.base_6|) 0) (= (store |v_#memory_$Pointer$.offset_95| .cse30 (store (select |v_#memory_$Pointer$.offset_95| .cse30) .cse31 (select (select |v_#memory_$Pointer$.offset_97| .cse30) .cse31))) |v_#memory_$Pointer$.offset_97|) (= |c_ULTIMATE.start_main_#t~mem63#1.offset| .cse39) (= (store |v_#memory_int_351| .cse40 (store (select |v_#memory_int_351| .cse40) .cse41 (select (select |v_#memory_int_102| .cse40) .cse41))) |v_#memory_int_102|) (<= (+ |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1) |c_#StackHeapBarrier|) (= (store .cse42 .cse37 (store (select .cse42 .cse37) .cse38 (select (select |v_#memory_$Pointer$.offset_95| .cse37) .cse38))) |v_#memory_$Pointer$.offset_95|) (= (store .cse43 .cse27 (store (select .cse43 .cse27) .cse28 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_39| .cse27) .cse28))) |v_#memory_$Pointer$.base_BEFORE_CALL_39|) (= (store .cse44 .cse37 (store (select .cse44 .cse37) .cse38 (select (select |v_#memory_$Pointer$.base_96| .cse37) .cse38))) |v_#memory_$Pointer$.base_96|) (= (store |v_#memory_$Pointer$.base_95| .cse24 (store (select |v_#memory_$Pointer$.base_95| .cse24) .cse25 (select (select |v_#memory_$Pointer$.base_97| .cse24) .cse25))) |v_#memory_$Pointer$.base_97|)))))) .cse23)))) is different from false [2024-11-14 04:45:28,279 WARN L286 SmtUtils]: Spent 23.46s on a formula simplification that was a NOOP. DAG size: 210 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:45:30,292 WARN L851 $PredicateComparison]: unable to prove that (and (= c_~count_int_int~0 0) (= |c_ULTIMATE.start_main_~user~0#1.offset| 0) (= |c_ULTIMATE.start_main_~users~0#1.offset| 0) (<= 1 |c_#StackHeapBarrier|) (<= 0 |c_ULTIMATE.start_main_~i~0#1|) (= |c_ULTIMATE.start_main_~users~0#1.base| |c_ULTIMATE.start_main_~user~0#1.base|) (let ((.cse21 (exists ((|v_#Ultimate.C_memset_#t~loopctr160_27| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr160_27|) (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr160_27| 4294967296)))))) (or (and (exists ((|v_#memory_$Pointer$.base_97| (Array Int (Array Int Int))) (|v_#valid_57| (Array Int Int)) (|v_#memory_$Pointer$.base_96| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_316| (Array Int (Array Int Int))) (|v_#memory_int_103| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_23| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_316| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_95| (Array Int (Array Int Int))) (|v_#length_41| (Array Int Int)) (|v_#memory_$Pointer$.offset_95| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_97| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_96| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc57#1.base_6| Int) (|v_#memory_int_102| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_BEFORE_CALL_39| (Array Int (Array Int Int))) (|v_#memory_int_351| (Array Int (Array Int Int)))) (let ((.cse8 (select (select |v_#memory_$Pointer$.base_97| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse9 (select (select |v_#memory_$Pointer$.offset_96| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse16 (select (select |v_#memory_$Pointer$.base_316| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse17 (+ 16 (select (select |v_#memory_$Pointer$.offset_316| |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (let ((.cse18 (store |v_#memory_$Pointer$.offset_316| .cse16 (store (select |v_#memory_$Pointer$.offset_316| .cse16) .cse17 8))) (.cse20 (store |v_#memory_$Pointer$.base_316| .cse16 (store (select |v_#memory_$Pointer$.base_316| .cse16) .cse17 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse2 (store |v_#memory_$Pointer$.offset_96| .cse8 (store (select |v_#memory_$Pointer$.offset_96| .cse8) .cse9 0))) (.cse19 (store |v_#memory_$Pointer$.base_97| .cse8 (store (select |v_#memory_$Pointer$.base_97| .cse8) .cse9 |v_ULTIMATE.start_main_#t~malloc57#1.base_6|)))) (let ((.cse5 (select (select |v_#memory_$Pointer$.base_96| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse6 (+ (select (select |v_#memory_$Pointer$.offset_95| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse3 (select (select .cse19 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse4 (+ (select (select .cse2 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 40)) (.cse12 (select (select .cse20 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse13 (+ (select (select .cse18 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse0 (select (select |v_#memory_$Pointer$.base_95| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse1 (+ (select (select |v_#memory_$Pointer$.offset_97| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20))) (and (= (store |v_#memory_$Pointer$.offset_97| .cse0 (store (select |v_#memory_$Pointer$.offset_97| .cse0) .cse1 (select (select |v_#memory_$Pointer$.offset_96| .cse0) .cse1))) |v_#memory_$Pointer$.offset_96|) (= |c_#valid| (store |v_#valid_57| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1)) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_23| (store .cse2 .cse3 (store (select .cse2 .cse3) .cse4 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_23| .cse3) .cse4)))) (= |v_#memory_$Pointer$.base_95| (store |v_#memory_$Pointer$.base_96| .cse5 (store (select |v_#memory_$Pointer$.base_96| .cse5) .cse6 (select (select |v_#memory_$Pointer$.base_95| .cse5) .cse6)))) (= (let ((.cse7 (let ((.cse10 (let ((.cse11 (store |v_#memory_int_102| .cse12 (store (select |v_#memory_int_102| .cse12) .cse13 32)))) (store .cse11 .cse5 (store (select .cse11 .cse5) .cse6 5))))) (store .cse10 .cse0 (store (select .cse10 .cse0) .cse1 8))))) (store .cse7 .cse8 (store (select .cse7 .cse8) .cse9 (select (select |v_#memory_int_103| .cse8) .cse9)))) |v_#memory_int_103|) (not (= |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 0)) (let ((.cse14 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_39| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse15 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_23| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_39| .cse14) .cse15) 0)) (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_23| .cse14) .cse15) 0)))) (= (store |v_#length_41| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 384) |c_#length|) (= (select |v_#valid_57| |v_ULTIMATE.start_main_#t~malloc57#1.base_6|) 0) (= (store |v_#memory_$Pointer$.offset_95| .cse5 (store (select |v_#memory_$Pointer$.offset_95| .cse5) .cse6 (select (select |v_#memory_$Pointer$.offset_97| .cse5) .cse6))) |v_#memory_$Pointer$.offset_97|) (= (store |v_#memory_int_351| .cse16 (store (select |v_#memory_int_351| .cse16) .cse17 (select (select |v_#memory_int_102| .cse16) .cse17))) |v_#memory_int_102|) (<= (+ |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1) |c_#StackHeapBarrier|) (= (store .cse18 .cse12 (store (select .cse18 .cse12) .cse13 (select (select |v_#memory_$Pointer$.offset_95| .cse12) .cse13))) |v_#memory_$Pointer$.offset_95|) (= (store .cse19 .cse3 (store (select .cse19 .cse3) .cse4 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_39| .cse3) .cse4))) |v_#memory_$Pointer$.base_BEFORE_CALL_39|) (= (store .cse20 .cse12 (store (select .cse20 .cse12) .cse13 (select (select |v_#memory_$Pointer$.base_96| .cse12) .cse13))) |v_#memory_$Pointer$.base_96|) (= (store |v_#memory_$Pointer$.base_95| .cse0 (store (select |v_#memory_$Pointer$.base_95| .cse0) .cse1 (select (select |v_#memory_$Pointer$.base_97| .cse0) .cse1))) |v_#memory_$Pointer$.base_97|)))))) .cse21) (and (exists ((|v_#memory_$Pointer$.base_97| (Array Int (Array Int Int))) (|v_#valid_57| (Array Int Int)) (|v_#memory_$Pointer$.base_96| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_316| (Array Int (Array Int Int))) (|v_#memory_int_103| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_24| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_316| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_95| (Array Int (Array Int Int))) (|v_#length_41| (Array Int Int)) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_24| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_95| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_97| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_96| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc57#1.base_6| Int) (|v_#memory_int_102| (Array Int (Array Int Int))) (|v_#memory_int_351| (Array Int (Array Int Int)))) (let ((.cse38 (select (select |v_#memory_$Pointer$.base_316| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse39 (+ 16 (select (select |v_#memory_$Pointer$.offset_316| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse29 (select (select |v_#memory_$Pointer$.base_97| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse30 (select (select |v_#memory_$Pointer$.offset_96| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (let ((.cse42 (store |v_#memory_$Pointer$.offset_96| .cse29 (store (select |v_#memory_$Pointer$.offset_96| .cse29) .cse30 0))) (.cse35 (store |v_#memory_$Pointer$.base_97| .cse29 (store (select |v_#memory_$Pointer$.base_97| .cse29) .cse30 |v_ULTIMATE.start_main_#t~malloc57#1.base_6|))) (.cse40 (store |v_#memory_$Pointer$.offset_316| .cse38 (store (select |v_#memory_$Pointer$.offset_316| .cse38) .cse39 8))) (.cse41 (store |v_#memory_$Pointer$.base_316| .cse38 (store (select |v_#memory_$Pointer$.base_316| .cse38) .cse39 |c_ULTIMATE.start_main_~user~0#1.base|)))) (let ((.cse26 (select (select |v_#memory_$Pointer$.base_96| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse27 (+ (select (select |v_#memory_$Pointer$.offset_95| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse33 (select (select .cse41 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse34 (+ (select (select .cse40 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse36 (select (select .cse35 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse37 (+ (select (select .cse42 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 40)) (.cse24 (select (select |v_#memory_$Pointer$.base_95| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse25 (+ (select (select |v_#memory_$Pointer$.offset_97| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20))) (and (let ((.cse22 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_24| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse23 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_24| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_24| .cse22) .cse23) 0)) (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_24| .cse22) .cse23) 0)))) (= (store |v_#memory_$Pointer$.offset_97| .cse24 (store (select |v_#memory_$Pointer$.offset_97| .cse24) .cse25 (select (select |v_#memory_$Pointer$.offset_96| .cse24) .cse25))) |v_#memory_$Pointer$.offset_96|) (= |c_#valid| (store |v_#valid_57| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1)) (= |v_#memory_$Pointer$.base_95| (store |v_#memory_$Pointer$.base_96| .cse26 (store (select |v_#memory_$Pointer$.base_96| .cse26) .cse27 (select (select |v_#memory_$Pointer$.base_95| .cse26) .cse27)))) (= (let ((.cse28 (let ((.cse31 (let ((.cse32 (store |v_#memory_int_102| .cse33 (store (select |v_#memory_int_102| .cse33) .cse34 32)))) (store .cse32 .cse26 (store (select .cse32 .cse26) .cse27 5))))) (store .cse31 .cse24 (store (select .cse31 .cse24) .cse25 8))))) (store .cse28 .cse29 (store (select .cse28 .cse29) .cse30 (select (select |v_#memory_int_103| .cse29) .cse30)))) |v_#memory_int_103|) (not (= |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 0)) (= (store |v_#length_41| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 384) |c_#length|) (= (select |v_#valid_57| |v_ULTIMATE.start_main_#t~malloc57#1.base_6|) 0) (= (store |v_#memory_$Pointer$.offset_95| .cse26 (store (select |v_#memory_$Pointer$.offset_95| .cse26) .cse27 (select (select |v_#memory_$Pointer$.offset_97| .cse26) .cse27))) |v_#memory_$Pointer$.offset_97|) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_24| (store .cse35 .cse36 (store (select .cse35 .cse36) .cse37 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_24| .cse36) .cse37)))) (= (store |v_#memory_int_351| .cse38 (store (select |v_#memory_int_351| .cse38) .cse39 (select (select |v_#memory_int_102| .cse38) .cse39))) |v_#memory_int_102|) (<= (+ |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1) |c_#StackHeapBarrier|) (= (store .cse40 .cse33 (store (select .cse40 .cse33) .cse34 (select (select |v_#memory_$Pointer$.offset_95| .cse33) .cse34))) |v_#memory_$Pointer$.offset_95|) (= (store .cse41 .cse33 (store (select .cse41 .cse33) .cse34 (select (select |v_#memory_$Pointer$.base_96| .cse33) .cse34))) |v_#memory_$Pointer$.base_96|) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_24| (store .cse42 .cse36 (store (select .cse42 .cse36) .cse37 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_24| .cse36) .cse37)))) (= (store |v_#memory_$Pointer$.base_95| .cse24 (store (select |v_#memory_$Pointer$.base_95| .cse24) .cse25 (select (select |v_#memory_$Pointer$.base_97| .cse24) .cse25))) |v_#memory_$Pointer$.base_97|)))))) .cse21)))) is different from false [2024-11-14 04:45:32,318 WARN L851 $PredicateComparison]: unable to prove that (and (= c_~count_int_int~0 0) (= |c_ULTIMATE.start_main_~user~0#1.offset| 0) (= |c_ULTIMATE.start_main_~users~0#1.offset| 0) (<= 1 |c_#StackHeapBarrier|) (exists ((|v_#memory_$Pointer$.offset_317| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_317| (Array Int (Array Int Int))) (|v_#memory_int_352| (Array Int (Array Int Int)))) (let ((.cse1 (+ (select (select |v_#memory_$Pointer$.offset_317| |c_ULTIMATE.start_main_~users~0#1.base|) 8) 12)) (.cse0 (select (select |v_#memory_$Pointer$.base_317| |c_ULTIMATE.start_main_~users~0#1.base|) 8))) (and (= (store |v_#memory_$Pointer$.offset_317| .cse0 (store (select |v_#memory_$Pointer$.offset_317| .cse0) .cse1 (select (select |c_#memory_$Pointer$.offset| .cse0) .cse1))) |c_#memory_$Pointer$.offset|) (= (store |v_#memory_$Pointer$.base_317| .cse0 (store (select |v_#memory_$Pointer$.base_317| .cse0) .cse1 (select (select |c_#memory_$Pointer$.base| .cse0) .cse1))) |c_#memory_$Pointer$.base|) (= (store |v_#memory_int_352| .cse0 (let ((.cse2 (select |v_#memory_int_352| .cse0))) (store .cse2 .cse1 (+ (select .cse2 .cse1) 1)))) |c_#memory_int|)))) (<= 0 |c_ULTIMATE.start_main_~i~0#1|) (= |c_ULTIMATE.start_main_~users~0#1.base| |c_ULTIMATE.start_main_~user~0#1.base|) (let ((.cse24 (exists ((|v_#Ultimate.C_memset_#t~loopctr160_27| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr160_27|) (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr160_27| 4294967296)))))) (or (and (exists ((|v_#memory_$Pointer$.base_97| (Array Int (Array Int Int))) (|v_#valid_57| (Array Int Int)) (|v_#memory_$Pointer$.base_96| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_316| (Array Int (Array Int Int))) (|v_#memory_int_103| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_23| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_316| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_95| (Array Int (Array Int Int))) (|v_#length_41| (Array Int Int)) (|v_#memory_$Pointer$.offset_95| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_97| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_96| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc57#1.base_6| Int) (|v_#memory_int_102| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_BEFORE_CALL_39| (Array Int (Array Int Int))) (|v_#memory_int_351| (Array Int (Array Int Int)))) (let ((.cse11 (select (select |v_#memory_$Pointer$.base_97| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse12 (select (select |v_#memory_$Pointer$.offset_96| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse19 (select (select |v_#memory_$Pointer$.base_316| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse20 (+ 16 (select (select |v_#memory_$Pointer$.offset_316| |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (let ((.cse21 (store |v_#memory_$Pointer$.offset_316| .cse19 (store (select |v_#memory_$Pointer$.offset_316| .cse19) .cse20 8))) (.cse23 (store |v_#memory_$Pointer$.base_316| .cse19 (store (select |v_#memory_$Pointer$.base_316| .cse19) .cse20 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse5 (store |v_#memory_$Pointer$.offset_96| .cse11 (store (select |v_#memory_$Pointer$.offset_96| .cse11) .cse12 0))) (.cse22 (store |v_#memory_$Pointer$.base_97| .cse11 (store (select |v_#memory_$Pointer$.base_97| .cse11) .cse12 |v_ULTIMATE.start_main_#t~malloc57#1.base_6|)))) (let ((.cse8 (select (select |v_#memory_$Pointer$.base_96| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse9 (+ (select (select |v_#memory_$Pointer$.offset_95| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse6 (select (select .cse22 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse7 (+ (select (select .cse5 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 40)) (.cse15 (select (select .cse23 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse16 (+ (select (select .cse21 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse3 (select (select |v_#memory_$Pointer$.base_95| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse4 (+ (select (select |v_#memory_$Pointer$.offset_97| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20))) (and (= (store |v_#memory_$Pointer$.offset_97| .cse3 (store (select |v_#memory_$Pointer$.offset_97| .cse3) .cse4 (select (select |v_#memory_$Pointer$.offset_96| .cse3) .cse4))) |v_#memory_$Pointer$.offset_96|) (= |c_#valid| (store |v_#valid_57| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1)) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_23| (store .cse5 .cse6 (store (select .cse5 .cse6) .cse7 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_23| .cse6) .cse7)))) (= |v_#memory_$Pointer$.base_95| (store |v_#memory_$Pointer$.base_96| .cse8 (store (select |v_#memory_$Pointer$.base_96| .cse8) .cse9 (select (select |v_#memory_$Pointer$.base_95| .cse8) .cse9)))) (= (let ((.cse10 (let ((.cse13 (let ((.cse14 (store |v_#memory_int_102| .cse15 (store (select |v_#memory_int_102| .cse15) .cse16 32)))) (store .cse14 .cse8 (store (select .cse14 .cse8) .cse9 5))))) (store .cse13 .cse3 (store (select .cse13 .cse3) .cse4 8))))) (store .cse10 .cse11 (store (select .cse10 .cse11) .cse12 (select (select |v_#memory_int_103| .cse11) .cse12)))) |v_#memory_int_103|) (not (= |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 0)) (let ((.cse17 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_39| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse18 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_23| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_39| .cse17) .cse18) 0)) (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_23| .cse17) .cse18) 0)))) (= (store |v_#length_41| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 384) |c_#length|) (= (select |v_#valid_57| |v_ULTIMATE.start_main_#t~malloc57#1.base_6|) 0) (= (store |v_#memory_$Pointer$.offset_95| .cse8 (store (select |v_#memory_$Pointer$.offset_95| .cse8) .cse9 (select (select |v_#memory_$Pointer$.offset_97| .cse8) .cse9))) |v_#memory_$Pointer$.offset_97|) (= (store |v_#memory_int_351| .cse19 (store (select |v_#memory_int_351| .cse19) .cse20 (select (select |v_#memory_int_102| .cse19) .cse20))) |v_#memory_int_102|) (<= (+ |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1) |c_#StackHeapBarrier|) (= (store .cse21 .cse15 (store (select .cse21 .cse15) .cse16 (select (select |v_#memory_$Pointer$.offset_95| .cse15) .cse16))) |v_#memory_$Pointer$.offset_95|) (= (store .cse22 .cse6 (store (select .cse22 .cse6) .cse7 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_39| .cse6) .cse7))) |v_#memory_$Pointer$.base_BEFORE_CALL_39|) (= (store .cse23 .cse15 (store (select .cse23 .cse15) .cse16 (select (select |v_#memory_$Pointer$.base_96| .cse15) .cse16))) |v_#memory_$Pointer$.base_96|) (= (store |v_#memory_$Pointer$.base_95| .cse3 (store (select |v_#memory_$Pointer$.base_95| .cse3) .cse4 (select (select |v_#memory_$Pointer$.base_97| .cse3) .cse4))) |v_#memory_$Pointer$.base_97|)))))) .cse24) (and (exists ((|v_#memory_$Pointer$.base_97| (Array Int (Array Int Int))) (|v_#valid_57| (Array Int Int)) (|v_#memory_$Pointer$.base_96| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_316| (Array Int (Array Int Int))) (|v_#memory_int_103| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_24| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_316| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_95| (Array Int (Array Int Int))) (|v_#length_41| (Array Int Int)) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_24| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_95| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_97| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_96| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc57#1.base_6| Int) (|v_#memory_int_102| (Array Int (Array Int Int))) (|v_#memory_int_351| (Array Int (Array Int Int)))) (let ((.cse41 (select (select |v_#memory_$Pointer$.base_316| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse42 (+ 16 (select (select |v_#memory_$Pointer$.offset_316| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse32 (select (select |v_#memory_$Pointer$.base_97| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse33 (select (select |v_#memory_$Pointer$.offset_96| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (let ((.cse45 (store |v_#memory_$Pointer$.offset_96| .cse32 (store (select |v_#memory_$Pointer$.offset_96| .cse32) .cse33 0))) (.cse38 (store |v_#memory_$Pointer$.base_97| .cse32 (store (select |v_#memory_$Pointer$.base_97| .cse32) .cse33 |v_ULTIMATE.start_main_#t~malloc57#1.base_6|))) (.cse43 (store |v_#memory_$Pointer$.offset_316| .cse41 (store (select |v_#memory_$Pointer$.offset_316| .cse41) .cse42 8))) (.cse44 (store |v_#memory_$Pointer$.base_316| .cse41 (store (select |v_#memory_$Pointer$.base_316| .cse41) .cse42 |c_ULTIMATE.start_main_~user~0#1.base|)))) (let ((.cse29 (select (select |v_#memory_$Pointer$.base_96| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse30 (+ (select (select |v_#memory_$Pointer$.offset_95| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse36 (select (select .cse44 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse37 (+ (select (select .cse43 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse39 (select (select .cse38 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse40 (+ (select (select .cse45 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 40)) (.cse27 (select (select |v_#memory_$Pointer$.base_95| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse28 (+ (select (select |v_#memory_$Pointer$.offset_97| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20))) (and (let ((.cse25 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_24| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse26 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_24| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_24| .cse25) .cse26) 0)) (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_24| .cse25) .cse26) 0)))) (= (store |v_#memory_$Pointer$.offset_97| .cse27 (store (select |v_#memory_$Pointer$.offset_97| .cse27) .cse28 (select (select |v_#memory_$Pointer$.offset_96| .cse27) .cse28))) |v_#memory_$Pointer$.offset_96|) (= |c_#valid| (store |v_#valid_57| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1)) (= |v_#memory_$Pointer$.base_95| (store |v_#memory_$Pointer$.base_96| .cse29 (store (select |v_#memory_$Pointer$.base_96| .cse29) .cse30 (select (select |v_#memory_$Pointer$.base_95| .cse29) .cse30)))) (= (let ((.cse31 (let ((.cse34 (let ((.cse35 (store |v_#memory_int_102| .cse36 (store (select |v_#memory_int_102| .cse36) .cse37 32)))) (store .cse35 .cse29 (store (select .cse35 .cse29) .cse30 5))))) (store .cse34 .cse27 (store (select .cse34 .cse27) .cse28 8))))) (store .cse31 .cse32 (store (select .cse31 .cse32) .cse33 (select (select |v_#memory_int_103| .cse32) .cse33)))) |v_#memory_int_103|) (not (= |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 0)) (= (store |v_#length_41| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 384) |c_#length|) (= (select |v_#valid_57| |v_ULTIMATE.start_main_#t~malloc57#1.base_6|) 0) (= (store |v_#memory_$Pointer$.offset_95| .cse29 (store (select |v_#memory_$Pointer$.offset_95| .cse29) .cse30 (select (select |v_#memory_$Pointer$.offset_97| .cse29) .cse30))) |v_#memory_$Pointer$.offset_97|) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_24| (store .cse38 .cse39 (store (select .cse38 .cse39) .cse40 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_24| .cse39) .cse40)))) (= (store |v_#memory_int_351| .cse41 (store (select |v_#memory_int_351| .cse41) .cse42 (select (select |v_#memory_int_102| .cse41) .cse42))) |v_#memory_int_102|) (<= (+ |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1) |c_#StackHeapBarrier|) (= (store .cse43 .cse36 (store (select .cse43 .cse36) .cse37 (select (select |v_#memory_$Pointer$.offset_95| .cse36) .cse37))) |v_#memory_$Pointer$.offset_95|) (= (store .cse44 .cse36 (store (select .cse44 .cse36) .cse37 (select (select |v_#memory_$Pointer$.base_96| .cse36) .cse37))) |v_#memory_$Pointer$.base_96|) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_24| (store .cse45 .cse39 (store (select .cse45 .cse39) .cse40 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_24| .cse39) .cse40)))) (= (store |v_#memory_$Pointer$.base_95| .cse27 (store (select |v_#memory_$Pointer$.base_95| .cse27) .cse28 (select (select |v_#memory_$Pointer$.base_97| .cse27) .cse28))) |v_#memory_$Pointer$.base_97|)))))) .cse24)))) is different from false [2024-11-14 04:45:34,350 WARN L851 $PredicateComparison]: unable to prove that (and (= c_~count_int_int~0 0) (= |c_ULTIMATE.start_main_~user~0#1.offset| 0) (= |c_ULTIMATE.start_main_~users~0#1.offset| 0) (<= 1 |c_#StackHeapBarrier|) (exists ((|v_#memory_$Pointer$.offset_317| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_317| (Array Int (Array Int Int))) (|v_#memory_int_352| (Array Int (Array Int Int)))) (let ((.cse1 (+ (select (select |v_#memory_$Pointer$.offset_317| |c_ULTIMATE.start_main_~users~0#1.base|) 8) 12)) (.cse0 (select (select |v_#memory_$Pointer$.base_317| |c_ULTIMATE.start_main_~users~0#1.base|) 8))) (and (= (store |v_#memory_$Pointer$.offset_317| .cse0 (store (select |v_#memory_$Pointer$.offset_317| .cse0) .cse1 (select (select |c_#memory_$Pointer$.offset| .cse0) .cse1))) |c_#memory_$Pointer$.offset|) (= (store |v_#memory_$Pointer$.base_317| .cse0 (store (select |v_#memory_$Pointer$.base_317| .cse0) .cse1 (select (select |c_#memory_$Pointer$.base| .cse0) .cse1))) |c_#memory_$Pointer$.base|) (= (store |v_#memory_int_352| .cse0 (let ((.cse2 (select |v_#memory_int_352| .cse0))) (store .cse2 .cse1 (+ (select .cse2 .cse1) 1)))) |c_#memory_int|)))) (<= 0 |c_ULTIMATE.start_main_~i~0#1|) (= |c_ULTIMATE.start_main_~users~0#1.base| |c_ULTIMATE.start_main_~user~0#1.base|) (let ((.cse24 (exists ((|v_#Ultimate.C_memset_#t~loopctr160_27| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr160_27|) (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr160_27| 4294967296)))))) (or (and (exists ((|v_#memory_$Pointer$.base_97| (Array Int (Array Int Int))) (|v_#valid_57| (Array Int Int)) (|v_#memory_$Pointer$.base_96| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_316| (Array Int (Array Int Int))) (|v_#memory_int_103| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_23| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_316| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_95| (Array Int (Array Int Int))) (|v_#length_41| (Array Int Int)) (|v_#memory_$Pointer$.offset_95| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_97| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_96| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc57#1.base_6| Int) (|v_#memory_int_102| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_BEFORE_CALL_39| (Array Int (Array Int Int))) (|v_#memory_int_351| (Array Int (Array Int Int)))) (let ((.cse11 (select (select |v_#memory_$Pointer$.base_97| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse12 (select (select |v_#memory_$Pointer$.offset_96| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse19 (select (select |v_#memory_$Pointer$.base_316| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse20 (+ 16 (select (select |v_#memory_$Pointer$.offset_316| |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (let ((.cse21 (store |v_#memory_$Pointer$.offset_316| .cse19 (store (select |v_#memory_$Pointer$.offset_316| .cse19) .cse20 8))) (.cse23 (store |v_#memory_$Pointer$.base_316| .cse19 (store (select |v_#memory_$Pointer$.base_316| .cse19) .cse20 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse5 (store |v_#memory_$Pointer$.offset_96| .cse11 (store (select |v_#memory_$Pointer$.offset_96| .cse11) .cse12 0))) (.cse22 (store |v_#memory_$Pointer$.base_97| .cse11 (store (select |v_#memory_$Pointer$.base_97| .cse11) .cse12 |v_ULTIMATE.start_main_#t~malloc57#1.base_6|)))) (let ((.cse8 (select (select |v_#memory_$Pointer$.base_96| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse9 (+ (select (select |v_#memory_$Pointer$.offset_95| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse6 (select (select .cse22 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse7 (+ (select (select .cse5 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 40)) (.cse15 (select (select .cse23 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse16 (+ (select (select .cse21 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse3 (select (select |v_#memory_$Pointer$.base_95| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse4 (+ (select (select |v_#memory_$Pointer$.offset_97| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20))) (and (= (store |v_#memory_$Pointer$.offset_97| .cse3 (store (select |v_#memory_$Pointer$.offset_97| .cse3) .cse4 (select (select |v_#memory_$Pointer$.offset_96| .cse3) .cse4))) |v_#memory_$Pointer$.offset_96|) (= |c_#valid| (store |v_#valid_57| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1)) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_23| (store .cse5 .cse6 (store (select .cse5 .cse6) .cse7 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_23| .cse6) .cse7)))) (= |v_#memory_$Pointer$.base_95| (store |v_#memory_$Pointer$.base_96| .cse8 (store (select |v_#memory_$Pointer$.base_96| .cse8) .cse9 (select (select |v_#memory_$Pointer$.base_95| .cse8) .cse9)))) (= (let ((.cse10 (let ((.cse13 (let ((.cse14 (store |v_#memory_int_102| .cse15 (store (select |v_#memory_int_102| .cse15) .cse16 32)))) (store .cse14 .cse8 (store (select .cse14 .cse8) .cse9 5))))) (store .cse13 .cse3 (store (select .cse13 .cse3) .cse4 8))))) (store .cse10 .cse11 (store (select .cse10 .cse11) .cse12 (select (select |v_#memory_int_103| .cse11) .cse12)))) |v_#memory_int_103|) (not (= |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 0)) (let ((.cse17 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_39| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse18 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_23| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_39| .cse17) .cse18) 0)) (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_23| .cse17) .cse18) 0)))) (= (store |v_#length_41| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 384) |c_#length|) (= (select |v_#valid_57| |v_ULTIMATE.start_main_#t~malloc57#1.base_6|) 0) (= (store |v_#memory_$Pointer$.offset_95| .cse8 (store (select |v_#memory_$Pointer$.offset_95| .cse8) .cse9 (select (select |v_#memory_$Pointer$.offset_97| .cse8) .cse9))) |v_#memory_$Pointer$.offset_97|) (= (store |v_#memory_int_351| .cse19 (store (select |v_#memory_int_351| .cse19) .cse20 (select (select |v_#memory_int_102| .cse19) .cse20))) |v_#memory_int_102|) (<= (+ |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1) |c_#StackHeapBarrier|) (= (store .cse21 .cse15 (store (select .cse21 .cse15) .cse16 (select (select |v_#memory_$Pointer$.offset_95| .cse15) .cse16))) |v_#memory_$Pointer$.offset_95|) (= (store .cse22 .cse6 (store (select .cse22 .cse6) .cse7 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_39| .cse6) .cse7))) |v_#memory_$Pointer$.base_BEFORE_CALL_39|) (= (store .cse23 .cse15 (store (select .cse23 .cse15) .cse16 (select (select |v_#memory_$Pointer$.base_96| .cse15) .cse16))) |v_#memory_$Pointer$.base_96|) (= (store |v_#memory_$Pointer$.base_95| .cse3 (store (select |v_#memory_$Pointer$.base_95| .cse3) .cse4 (select (select |v_#memory_$Pointer$.base_97| .cse3) .cse4))) |v_#memory_$Pointer$.base_97|)))))) .cse24) (and (exists ((|v_#memory_$Pointer$.base_97| (Array Int (Array Int Int))) (|v_#valid_57| (Array Int Int)) (|v_#memory_$Pointer$.base_96| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_316| (Array Int (Array Int Int))) (|v_#memory_int_103| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_24| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_316| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_95| (Array Int (Array Int Int))) (|v_#length_41| (Array Int Int)) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_24| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_95| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_97| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_96| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc57#1.base_6| Int) (|v_#memory_int_102| (Array Int (Array Int Int))) (|v_#memory_int_351| (Array Int (Array Int Int)))) (let ((.cse41 (select (select |v_#memory_$Pointer$.base_316| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse42 (+ 16 (select (select |v_#memory_$Pointer$.offset_316| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse32 (select (select |v_#memory_$Pointer$.base_97| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse33 (select (select |v_#memory_$Pointer$.offset_96| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (let ((.cse45 (store |v_#memory_$Pointer$.offset_96| .cse32 (store (select |v_#memory_$Pointer$.offset_96| .cse32) .cse33 0))) (.cse38 (store |v_#memory_$Pointer$.base_97| .cse32 (store (select |v_#memory_$Pointer$.base_97| .cse32) .cse33 |v_ULTIMATE.start_main_#t~malloc57#1.base_6|))) (.cse43 (store |v_#memory_$Pointer$.offset_316| .cse41 (store (select |v_#memory_$Pointer$.offset_316| .cse41) .cse42 8))) (.cse44 (store |v_#memory_$Pointer$.base_316| .cse41 (store (select |v_#memory_$Pointer$.base_316| .cse41) .cse42 |c_ULTIMATE.start_main_~user~0#1.base|)))) (let ((.cse29 (select (select |v_#memory_$Pointer$.base_96| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse30 (+ (select (select |v_#memory_$Pointer$.offset_95| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse36 (select (select .cse44 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse37 (+ (select (select .cse43 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse39 (select (select .cse38 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse40 (+ (select (select .cse45 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 40)) (.cse27 (select (select |v_#memory_$Pointer$.base_95| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse28 (+ (select (select |v_#memory_$Pointer$.offset_97| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20))) (and (let ((.cse25 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_24| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse26 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_24| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_24| .cse25) .cse26) 0)) (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_24| .cse25) .cse26) 0)))) (= (store |v_#memory_$Pointer$.offset_97| .cse27 (store (select |v_#memory_$Pointer$.offset_97| .cse27) .cse28 (select (select |v_#memory_$Pointer$.offset_96| .cse27) .cse28))) |v_#memory_$Pointer$.offset_96|) (= |c_#valid| (store |v_#valid_57| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1)) (= |v_#memory_$Pointer$.base_95| (store |v_#memory_$Pointer$.base_96| .cse29 (store (select |v_#memory_$Pointer$.base_96| .cse29) .cse30 (select (select |v_#memory_$Pointer$.base_95| .cse29) .cse30)))) (= (let ((.cse31 (let ((.cse34 (let ((.cse35 (store |v_#memory_int_102| .cse36 (store (select |v_#memory_int_102| .cse36) .cse37 32)))) (store .cse35 .cse29 (store (select .cse35 .cse29) .cse30 5))))) (store .cse34 .cse27 (store (select .cse34 .cse27) .cse28 8))))) (store .cse31 .cse32 (store (select .cse31 .cse32) .cse33 (select (select |v_#memory_int_103| .cse32) .cse33)))) |v_#memory_int_103|) (not (= |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 0)) (= (store |v_#length_41| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 384) |c_#length|) (= (select |v_#valid_57| |v_ULTIMATE.start_main_#t~malloc57#1.base_6|) 0) (= (store |v_#memory_$Pointer$.offset_95| .cse29 (store (select |v_#memory_$Pointer$.offset_95| .cse29) .cse30 (select (select |v_#memory_$Pointer$.offset_97| .cse29) .cse30))) |v_#memory_$Pointer$.offset_97|) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_24| (store .cse38 .cse39 (store (select .cse38 .cse39) .cse40 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_24| .cse39) .cse40)))) (= (store |v_#memory_int_351| .cse41 (store (select |v_#memory_int_351| .cse41) .cse42 (select (select |v_#memory_int_102| .cse41) .cse42))) |v_#memory_int_102|) (<= (+ |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1) |c_#StackHeapBarrier|) (= (store .cse43 .cse36 (store (select .cse43 .cse36) .cse37 (select (select |v_#memory_$Pointer$.offset_95| .cse36) .cse37))) |v_#memory_$Pointer$.offset_95|) (= (store .cse44 .cse36 (store (select .cse44 .cse36) .cse37 (select (select |v_#memory_$Pointer$.base_96| .cse36) .cse37))) |v_#memory_$Pointer$.base_96|) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_24| (store .cse45 .cse39 (store (select .cse45 .cse39) .cse40 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_24| .cse39) .cse40)))) (= (store |v_#memory_$Pointer$.base_95| .cse27 (store (select |v_#memory_$Pointer$.base_95| .cse27) .cse28 (select (select |v_#memory_$Pointer$.base_97| .cse27) .cse28))) |v_#memory_$Pointer$.base_97|)))))) .cse24))) (let ((.cse50 (mod (+ (select (select |c_#memory_int| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~users~0#1.base|) 8)) (+ (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~users~0#1.base|) 8) 4)) 4294967295) 4294967296)) (.cse51 (mod |c_ULTIMATE.start_main_~_ha_hashv~0#1| 4294967296))) (let ((.cse46 (= .cse51 0)) (.cse47 (= .cse50 0))) (or (and (= |c_ULTIMATE.start_main_~_ha_bkt~0#1| 0) (or .cse46 .cse47)) (and (not .cse46) (let ((.cse48 (= .cse50 .cse51))) (or (and (= |c_ULTIMATE.start_main_~_ha_bkt~0#1| |c_ULTIMATE.start_main_~_ha_hashv~0#1|) .cse48) (let ((.cse49 (mod |c_ULTIMATE.start_main_~_ha_bkt~0#1| 4294967296))) (and (not .cse48) (<= .cse49 .cse50) (<= .cse49 .cse51))))) (not .cse47)))))) is different from false [2024-11-14 04:45:48,256 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '1961#(and (<= 1 |#StackHeapBarrier|) (exists ((|v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_22| Int)) (and (or (not (= (select (select |#memory_int| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_22|) 0) 0)) (not (= (select (select |#memory_int| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_22|) 4) 0))) (not (= |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_22| 0)))) (= |__VERIFIER_assert_#in~cond| 0) (= ~count_int_int~0 1))' at error location [2024-11-14 04:45:48,256 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2024-11-14 04:45:48,256 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 04:45:48,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2024-11-14 04:45:48,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678662567] [2024-11-14 04:45:48,256 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 04:45:48,257 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 04:45:48,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:45:48,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 04:45:48,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=698, Unknown=35, NotChecked=228, Total=1056 [2024-11-14 04:45:48,259 INFO L87 Difference]: Start difference. First operand 101 states and 130 transitions. Second operand has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-14 04:45:50,312 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 [] [2024-11-14 04:45:52,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:45:54,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:45:56,435 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:45:58,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:00,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:02,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:04,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:06,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:08,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:10,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:12,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:14,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:16,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:18,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:20,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:22,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:24,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:26,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:46:29,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 04:46:31,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 04:46:31,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:46:31,865 INFO L93 Difference]: Finished difference Result 266 states and 338 transitions. [2024-11-14 04:46:31,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 04:46:31,866 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 49 [2024-11-14 04:46:31,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:46:31,868 INFO L225 Difference]: With dead ends: 266 [2024-11-14 04:46:31,868 INFO L226 Difference]: Without dead ends: 238 [2024-11-14 04:46:31,870 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 163.1s TimeCoverageRelationStatistics Valid=95, Invalid=698, Unknown=35, NotChecked=228, Total=1056 [2024-11-14 04:46:31,870 INFO L432 NwaCegarLoop]: 104 mSDtfsCounter, 218 mSDsluCounter, 177 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 5 mSolverCounterUnsat, 19 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 226 SdHoareTripleChecker+Valid, 281 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 19 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:46:31,872 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [226 Valid, 281 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 62 Invalid, 19 Unknown, 0 Unchecked, 43.6s Time] [2024-11-14 04:46:31,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2024-11-14 04:46:31,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 238. [2024-11-14 04:46:31,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 213 states have (on average 1.1455399061032865) internal successors, (244), 222 states have internal predecessors, (244), 22 states have call successors, (22), 3 states have call predecessors, (22), 2 states have return successors, (22), 13 states have call predecessors, (22), 22 states have call successors, (22) [2024-11-14 04:46:31,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 288 transitions. [2024-11-14 04:46:31,904 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 288 transitions. Word has length 49 [2024-11-14 04:46:31,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:46:31,905 INFO L471 AbstractCegarLoop]: Abstraction has 238 states and 288 transitions. [2024-11-14 04:46:31,905 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 6 states have internal predecessors, (76), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-14 04:46:31,905 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 288 transitions. [2024-11-14 04:46:31,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-14 04:46:31,911 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:46:31,912 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:46:31,938 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-14 04:46:32,114 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:46:32,114 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:46:32,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:46:32,115 INFO L85 PathProgramCache]: Analyzing trace with hash 1916762867, now seen corresponding path program 1 times [2024-11-14 04:46:32,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:46:32,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78913156] [2024-11-14 04:46:32,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:46:32,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:46:32,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:46:33,406 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-14 04:46:33,406 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:46:33,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78913156] [2024-11-14 04:46:33,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78913156] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:46:33,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1261355760] [2024-11-14 04:46:33,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:46:33,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:46:33,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:46:33,410 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:46:33,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-14 04:46:34,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:46:34,131 INFO L255 TraceCheckSpWp]: Trace formula consists of 1210 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 04:46:34,136 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:46:34,501 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-14 04:46:34,501 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 04:46:34,965 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-14 04:46:34,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1261355760] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 04:46:34,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [384880526] [2024-11-14 04:46:34,968 INFO L159 IcfgInterpreter]: Started Sifa with 47 locations of interest [2024-11-14 04:46:34,969 INFO L166 IcfgInterpreter]: Building call graph [2024-11-14 04:46:34,969 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-14 04:46:34,969 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-14 04:46:34,970 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-14 04:46:54,676 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 28 for LOIs [2024-11-14 04:46:54,692 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 303 for LOIs [2024-11-14 04:47:01,772 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-14 04:48:05,215 WARN L286 SmtUtils]: Spent 35.90s on a formula simplification. DAG size of input: 303 DAG size of output: 290 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:48:23,568 WARN L286 SmtUtils]: Spent 8.71s on a formula simplification that was a NOOP. DAG size: 178 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:48:34,047 WARN L286 SmtUtils]: Spent 7.83s on a formula simplification that was a NOOP. DAG size: 183 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:49:41,018 WARN L286 SmtUtils]: Spent 25.33s on a formula simplification that was a NOOP. DAG size: 216 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:49:43,037 WARN L851 $PredicateComparison]: unable to prove that (and (= c_~count_int_int~0 0) (let ((.cse21 (exists ((|v_#Ultimate.C_memset_#t~loopctr160_41| Int)) (and (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr160_41| 4294967296)) (<= 0 |v_#Ultimate.C_memset_#t~loopctr160_41|))))) (or (and (exists ((|v_#memory_$Pointer$.base_97| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_424| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_96| (Array Int (Array Int Int))) (|v_#valid_76| (Array Int Int)) (|v_#memory_int_103| (Array Int (Array Int Int))) (|v_#memory_int_477| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_95| (Array Int (Array Int Int))) (|v_#length_60| (Array Int Int)) (|v_#memory_$Pointer$.offset_95| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_97| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_96| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_41| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_424| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc57#1.base_6| Int) (|v_#memory_int_102| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_BEFORE_CALL_73| (Array Int (Array Int Int)))) (let ((.cse14 (select (select |v_#memory_$Pointer$.base_97| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse15 (select (select |v_#memory_$Pointer$.offset_96| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse19 (select (select |v_#memory_$Pointer$.base_424| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse20 (+ (select (select |v_#memory_$Pointer$.offset_424| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 16))) (let ((.cse7 (store |v_#memory_$Pointer$.offset_424| .cse19 (store (select |v_#memory_$Pointer$.offset_424| .cse19) .cse20 8))) (.cse18 (store |v_#memory_$Pointer$.base_424| .cse19 (store (select |v_#memory_$Pointer$.base_424| .cse19) .cse20 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse12 (store |v_#memory_$Pointer$.offset_96| .cse14 (store (select |v_#memory_$Pointer$.offset_96| .cse14) .cse15 0))) (.cse0 (store |v_#memory_$Pointer$.base_97| .cse14 (store (select |v_#memory_$Pointer$.base_97| .cse14) .cse15 |v_ULTIMATE.start_main_#t~malloc57#1.base_6|)))) (let ((.cse1 (select (select .cse0 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse2 (+ (select (select .cse12 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 40)) (.cse10 (select (select |v_#memory_$Pointer$.base_96| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse11 (+ (select (select |v_#memory_$Pointer$.offset_95| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse8 (select (select .cse18 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse9 (+ (select (select .cse7 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse5 (select (select |v_#memory_$Pointer$.base_95| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse6 (+ (select (select |v_#memory_$Pointer$.offset_97| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20))) (and (= (store .cse0 .cse1 (store (select .cse0 .cse1) .cse2 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_41| .cse1) .cse2))) |v_old(#memory_$Pointer$.base)_AFTER_CALL_41|) (let ((.cse3 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_41| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse4 (select (select |v_#memory_$Pointer$.offset_BEFORE_CALL_73| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_#memory_$Pointer$.offset_BEFORE_CALL_73| .cse3) .cse4) 0)) (not (= (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_41| .cse3) .cse4) 0)))) (= (store |v_#memory_$Pointer$.offset_97| .cse5 (store (select |v_#memory_$Pointer$.offset_97| .cse5) .cse6 (select (select |v_#memory_$Pointer$.offset_96| .cse5) .cse6))) |v_#memory_$Pointer$.offset_96|) (= (store .cse7 .cse8 (store (select .cse7 .cse8) .cse9 (select (select |v_#memory_$Pointer$.offset_95| .cse8) .cse9))) |v_#memory_$Pointer$.offset_95|) (= |v_#memory_$Pointer$.base_95| (store |v_#memory_$Pointer$.base_96| .cse10 (store (select |v_#memory_$Pointer$.base_96| .cse10) .cse11 (select (select |v_#memory_$Pointer$.base_95| .cse10) .cse11)))) (not (= |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 0)) (= (store .cse12 .cse1 (store (select .cse12 .cse1) .cse2 (select (select |v_#memory_$Pointer$.offset_BEFORE_CALL_73| .cse1) .cse2))) |v_#memory_$Pointer$.offset_BEFORE_CALL_73|) (= (store |v_#length_60| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 384) |c_#length|) (= (select |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc57#1.base_6|) 0) (= |c_#valid| (store |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1)) (= (store |v_#memory_$Pointer$.offset_95| .cse10 (store (select |v_#memory_$Pointer$.offset_95| .cse10) .cse11 (select (select |v_#memory_$Pointer$.offset_97| .cse10) .cse11))) |v_#memory_$Pointer$.offset_97|) (= (let ((.cse13 (let ((.cse16 (let ((.cse17 (store |v_#memory_int_102| .cse8 (store (select |v_#memory_int_102| .cse8) .cse9 32)))) (store .cse17 .cse10 (store (select .cse17 .cse10) .cse11 5))))) (store .cse16 .cse5 (store (select .cse16 .cse5) .cse6 8))))) (store .cse13 .cse14 (store (select .cse13 .cse14) .cse15 (select (select |v_#memory_int_103| .cse14) .cse15)))) |v_#memory_int_103|) (= (store .cse18 .cse8 (store (select .cse18 .cse8) .cse9 (select (select |v_#memory_$Pointer$.base_96| .cse8) .cse9))) |v_#memory_$Pointer$.base_96|) (<= (+ |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1) |c_#StackHeapBarrier|) (= (store |v_#memory_$Pointer$.base_95| .cse5 (store (select |v_#memory_$Pointer$.base_95| .cse5) .cse6 (select (select |v_#memory_$Pointer$.base_97| .cse5) .cse6))) |v_#memory_$Pointer$.base_97|) (= (store |v_#memory_int_477| .cse19 (store (select |v_#memory_int_477| .cse19) .cse20 (select (select |v_#memory_int_102| .cse19) .cse20))) |v_#memory_int_102|)))))) .cse21) (and .cse21 (exists ((|v_#memory_$Pointer$.base_97| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_424| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_96| (Array Int (Array Int Int))) (|v_#valid_76| (Array Int Int)) (|v_#memory_int_103| (Array Int (Array Int Int))) (|v_#memory_int_477| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_95| (Array Int (Array Int Int))) (|v_#length_60| (Array Int Int)) (|v_#memory_$Pointer$.offset_95| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_97| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_96| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_BEFORE_CALL_75| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_424| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc57#1.base_6| Int) (|v_#memory_$Pointer$.offset_BEFORE_CALL_75| (Array Int (Array Int Int))) (|v_#memory_int_102| (Array Int (Array Int Int)))) (let ((.cse41 (select (select |v_#memory_$Pointer$.base_424| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse42 (+ (select (select |v_#memory_$Pointer$.offset_424| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 16)) (.cse32 (select (select |v_#memory_$Pointer$.base_97| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse33 (select (select |v_#memory_$Pointer$.offset_96| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (let ((.cse40 (store |v_#memory_$Pointer$.offset_96| .cse32 (store (select |v_#memory_$Pointer$.offset_96| .cse32) .cse33 0))) (.cse36 (store |v_#memory_$Pointer$.base_97| .cse32 (store (select |v_#memory_$Pointer$.base_97| .cse32) .cse33 |v_ULTIMATE.start_main_#t~malloc57#1.base_6|))) (.cse24 (store |v_#memory_$Pointer$.offset_424| .cse41 (store (select |v_#memory_$Pointer$.offset_424| .cse41) .cse42 8))) (.cse39 (store |v_#memory_$Pointer$.base_424| .cse41 (store (select |v_#memory_$Pointer$.base_424| .cse41) .cse42 |c_ULTIMATE.start_main_~user~0#1.base|)))) (let ((.cse27 (select (select |v_#memory_$Pointer$.base_96| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse28 (+ (select (select |v_#memory_$Pointer$.offset_95| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse25 (select (select .cse39 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse26 (+ (select (select .cse24 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse37 (select (select .cse36 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse38 (+ (select (select .cse40 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 40)) (.cse22 (select (select |v_#memory_$Pointer$.base_95| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse23 (+ (select (select |v_#memory_$Pointer$.offset_97| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20))) (and (= (store |v_#memory_$Pointer$.offset_97| .cse22 (store (select |v_#memory_$Pointer$.offset_97| .cse22) .cse23 (select (select |v_#memory_$Pointer$.offset_96| .cse22) .cse23))) |v_#memory_$Pointer$.offset_96|) (= (store .cse24 .cse25 (store (select .cse24 .cse25) .cse26 (select (select |v_#memory_$Pointer$.offset_95| .cse25) .cse26))) |v_#memory_$Pointer$.offset_95|) (= |v_#memory_$Pointer$.base_95| (store |v_#memory_$Pointer$.base_96| .cse27 (store (select |v_#memory_$Pointer$.base_96| .cse27) .cse28 (select (select |v_#memory_$Pointer$.base_95| .cse27) .cse28)))) (not (= |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 0)) (= (store |v_#length_60| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 384) |c_#length|) (= (select |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc57#1.base_6|) 0) (= |c_#valid| (store |v_#valid_76| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1)) (let ((.cse29 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_75| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse30 (select (select |v_#memory_$Pointer$.offset_BEFORE_CALL_75| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_#memory_$Pointer$.offset_BEFORE_CALL_75| .cse29) .cse30) 0)) (not (= (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_75| .cse29) .cse30) 0)))) (= (store |v_#memory_$Pointer$.offset_95| .cse27 (store (select |v_#memory_$Pointer$.offset_95| .cse27) .cse28 (select (select |v_#memory_$Pointer$.offset_97| .cse27) .cse28))) |v_#memory_$Pointer$.offset_97|) (= (let ((.cse31 (let ((.cse34 (let ((.cse35 (store |v_#memory_int_102| .cse25 (store (select |v_#memory_int_102| .cse25) .cse26 32)))) (store .cse35 .cse27 (store (select .cse35 .cse27) .cse28 5))))) (store .cse34 .cse22 (store (select .cse34 .cse22) .cse23 8))))) (store .cse31 .cse32 (store (select .cse31 .cse32) .cse33 (select (select |v_#memory_int_103| .cse32) .cse33)))) |v_#memory_int_103|) (= |v_#memory_$Pointer$.base_BEFORE_CALL_75| (store .cse36 .cse37 (store (select .cse36 .cse37) .cse38 (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_75| .cse37) .cse38)))) (= (store .cse39 .cse25 (store (select .cse39 .cse25) .cse26 (select (select |v_#memory_$Pointer$.base_96| .cse25) .cse26))) |v_#memory_$Pointer$.base_96|) (<= (+ |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1) |c_#StackHeapBarrier|) (= (store .cse40 .cse37 (store (select .cse40 .cse37) .cse38 (select (select |v_#memory_$Pointer$.offset_BEFORE_CALL_75| .cse37) .cse38))) |v_#memory_$Pointer$.offset_BEFORE_CALL_75|) (= (store |v_#memory_$Pointer$.base_95| .cse22 (store (select |v_#memory_$Pointer$.base_95| .cse22) .cse23 (select (select |v_#memory_$Pointer$.base_97| .cse22) .cse23))) |v_#memory_$Pointer$.base_97|) (= (store |v_#memory_int_477| .cse41 (store (select |v_#memory_int_477| .cse41) .cse42 (select (select |v_#memory_int_102| .cse41) .cse42))) |v_#memory_int_102|))))))))) (= |c_ULTIMATE.start_main_~user~0#1.offset| 0) (<= 1 |c_#StackHeapBarrier|) (<= 0 |c_ULTIMATE.start_main_~i~0#1|)) is different from false [2024-11-14 04:50:47,282 WARN L286 SmtUtils]: Spent 11.02s on a formula simplification. DAG size of input: 173 DAG size of output: 160 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 04:50:58,675 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '3485#(and (<= 1 |#StackHeapBarrier|) (= |__VERIFIER_assert_#in~cond| 0) (exists ((|v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_43| Int)) (and (not (= |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_43| 0)) (or (not (= (select (select |#memory_int| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_43|) 4) 0)) (not (= (select (select |#memory_int| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_43|) 0) 0))))) (= ~count_int_int~0 1))' at error location [2024-11-14 04:50:58,675 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2024-11-14 04:50:58,676 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 04:50:58,676 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 12 [2024-11-14 04:50:58,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331789706] [2024-11-14 04:50:58,676 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 04:50:58,677 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-14 04:50:58,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:50:58,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-14 04:50:58,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=155, Invalid=1205, Unknown=50, NotChecked=72, Total=1482 [2024-11-14 04:50:58,680 INFO L87 Difference]: Start difference. First operand 238 states and 288 transitions. Second operand has 12 states, 12 states have (on average 19.833333333333332) internal successors, (238), 12 states have internal predecessors, (238), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-14 04:51:00,717 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 [] [2024-11-14 04:51:02,832 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:04,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:06,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:08,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:10,930 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:12,022 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:14,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:16,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:18,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:20,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:22,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:24,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:26,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:29,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:31,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:34,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:36,232 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:38,235 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:40,311 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:42,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:44,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:46,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:48,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:50,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:52,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:54,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:56,868 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:51:58,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 04:52:03,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 04:52:05,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 04:52:07,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 04:52:07,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:52:07,377 INFO L93 Difference]: Finished difference Result 578 states and 701 transitions. [2024-11-14 04:52:07,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 04:52:07,378 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 19.833333333333332) internal successors, (238), 12 states have internal predecessors, (238), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 130 [2024-11-14 04:52:07,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:52:07,382 INFO L225 Difference]: With dead ends: 578 [2024-11-14 04:52:07,382 INFO L226 Difference]: Without dead ends: 550 [2024-11-14 04:52:07,385 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 395 GetRequests, 358 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 457 ImplicationChecksByTransitivity, 237.1s TimeCoverageRelationStatistics Valid=155, Invalid=1205, Unknown=50, NotChecked=72, Total=1482 [2024-11-14 04:52:07,389 INFO L432 NwaCegarLoop]: 128 mSDtfsCounter, 421 mSDsluCounter, 746 mSDsCounter, 0 mSdLazyCounter, 218 mSolverCounterSat, 12 mSolverCounterUnsat, 27 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 68.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 447 SdHoareTripleChecker+Valid, 874 SdHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 218 IncrementalHoareTripleChecker+Invalid, 27 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 68.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:52:07,389 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [447 Valid, 874 Invalid, 257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 218 Invalid, 27 Unknown, 0 Unchecked, 68.6s Time] [2024-11-14 04:52:07,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 550 states. [2024-11-14 04:52:07,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 550 to 550. [2024-11-14 04:52:07,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 550 states, 507 states have (on average 1.1203155818540433) internal successors, (568), 516 states have internal predecessors, (568), 40 states have call successors, (40), 3 states have call predecessors, (40), 2 states have return successors, (40), 31 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-14 04:52:07,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 550 states and 648 transitions. [2024-11-14 04:52:07,437 INFO L78 Accepts]: Start accepts. Automaton has 550 states and 648 transitions. Word has length 130 [2024-11-14 04:52:07,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:52:07,439 INFO L471 AbstractCegarLoop]: Abstraction has 550 states and 648 transitions. [2024-11-14 04:52:07,440 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 19.833333333333332) internal successors, (238), 12 states have internal predecessors, (238), 3 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-14 04:52:07,440 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 648 transitions. [2024-11-14 04:52:07,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2024-11-14 04:52:07,456 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:52:07,457 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:52:07,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-14 04:52:07,657 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:52:07,658 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:52:07,658 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:52:07,658 INFO L85 PathProgramCache]: Analyzing trace with hash -2123277997, now seen corresponding path program 2 times [2024-11-14 04:52:07,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:52:07,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369106435] [2024-11-14 04:52:07,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:52:07,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:54:01,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:54:04,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1212 backedges. 109 proven. 4 refuted. 0 times theorem prover too weak. 1099 trivial. 0 not checked. [2024-11-14 04:54:04,326 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:54:04,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369106435] [2024-11-14 04:54:04,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1369106435] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 04:54:04,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1956470657] [2024-11-14 04:54:04,326 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-14 04:54:04,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 04:54:04,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:54:04,330 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 04:54:04,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51fdbab-d7c9-4b09-9401-b7224f9e75ae/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process