./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65edb555-12ef-4559-9370-4dc1e6228b8b/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65edb555-12ef-4559-9370-4dc1e6228b8b/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_65edb555-12ef-4559-9370-4dc1e6228b8b/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65edb555-12ef-4559-9370-4dc1e6228b8b/bin/utaipan-verify-sOmjnqqW8E/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65edb555-12ef-4559-9370-4dc1e6228b8b/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-MemCleanup-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65edb555-12ef-4559-9370-4dc1e6228b8b/bin/utaipan-verify-sOmjnqqW8E --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8a34048511216dfe9a14f70dd929fd2de5a6eaf4560cb9e9e466dd0467a1d6d7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 02:58:07,026 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 02:58:07,094 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65edb555-12ef-4559-9370-4dc1e6228b8b/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-MemCleanup-32bit-Taipan_Default.epf [2024-11-14 02:58:07,099 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 02:58:07,099 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 02:58:07,121 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 02:58:07,122 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 02:58:07,122 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 02:58:07,122 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 02:58:07,122 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 02:58:07,122 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 02:58:07,122 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 02:58:07,123 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 02:58:07,123 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 02:58:07,123 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 02:58:07,123 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 02:58:07,123 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 02:58:07,123 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 02:58:07,123 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 02:58:07,123 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 02:58:07,123 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 02:58:07,124 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 02:58:07,124 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-14 02:58:07,124 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-14 02:58:07,124 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 02:58:07,124 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 02:58:07,124 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 02:58:07,124 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 02:58:07,125 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 02:58:07,125 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 02:58:07,125 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 02:58:07,125 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-14 02:58:07,125 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-14 02:58:07,125 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 02:58:07,125 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 02:58:07,125 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 02:58:07,125 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 02:58:07,126 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-14 02:58:07,126 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 02:58:07,126 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 02:58:07,126 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 02:58:07,126 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 02:58:07,126 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 02:58:07,126 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 02:58:07,126 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:58:07,126 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 02:58:07,127 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 02:58:07,127 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 02:58:07,127 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 02:58:07,127 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 02:58:07,127 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 02:58:07,127 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 02:58:07,127 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_65edb555-12ef-4559-9370-4dc1e6228b8b/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 valid-memcleanup) ) 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 -> 8a34048511216dfe9a14f70dd929fd2de5a6eaf4560cb9e9e466dd0467a1d6d7 [2024-11-14 02:58:07,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 02:58:07,474 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 02:58:07,476 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 02:58:07,478 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 02:58:07,478 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 02:58:07,479 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65edb555-12ef-4559-9370-4dc1e6228b8b/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i Unable to find full path for "g++" [2024-11-14 02:58:09,615 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 02:58:10,020 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 02:58:10,023 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65edb555-12ef-4559-9370-4dc1e6228b8b/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-1.i [2024-11-14 02:58:10,045 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65edb555-12ef-4559-9370-4dc1e6228b8b/bin/utaipan-verify-sOmjnqqW8E/data/329f71954/7b6bb9858676420e9667484ec5a0ef76/FLAG9066dec32 [2024-11-14 02:58:10,061 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65edb555-12ef-4559-9370-4dc1e6228b8b/bin/utaipan-verify-sOmjnqqW8E/data/329f71954/7b6bb9858676420e9667484ec5a0ef76 [2024-11-14 02:58:10,064 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 02:58:10,065 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 02:58:10,067 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 02:58:10,067 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 02:58:10,072 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 02:58:10,073 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:58:10" (1/1) ... [2024-11-14 02:58:10,074 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f137225 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:10, skipping insertion in model container [2024-11-14 02:58:10,077 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 02:58:10" (1/1) ... [2024-11-14 02:58:10,129 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 02:58:10,628 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 02:58:10,687 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 02:58:10,693 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 02:58:10,701 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 02:58:10,715 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 02:58:10,734 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 02:58:10,738 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:58:10,755 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 02:58:10,868 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 02:58:10,902 INFO L204 MainTranslator]: Completed translation [2024-11-14 02:58:10,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:10 WrapperNode [2024-11-14 02:58:10,903 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 02:58:10,904 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 02:58:10,904 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 02:58:10,904 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 02:58:10,911 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:10" (1/1) ... [2024-11-14 02:58:10,930 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:10" (1/1) ... [2024-11-14 02:58:10,981 INFO L138 Inliner]: procedures = 176, calls = 180, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 825 [2024-11-14 02:58:10,981 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 02:58:10,982 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 02:58:10,982 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 02:58:10,982 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 02:58:10,993 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:10" (1/1) ... [2024-11-14 02:58:10,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:10" (1/1) ... [2024-11-14 02:58:11,006 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:10" (1/1) ... [2024-11-14 02:58:11,006 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:10" (1/1) ... [2024-11-14 02:58:11,060 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:10" (1/1) ... [2024-11-14 02:58:11,074 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:10" (1/1) ... [2024-11-14 02:58:11,084 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:10" (1/1) ... [2024-11-14 02:58:11,090 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:10" (1/1) ... [2024-11-14 02:58:11,099 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 02:58:11,104 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 02:58:11,104 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 02:58:11,104 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 02:58:11,105 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:10" (1/1) ... [2024-11-14 02:58:11,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 02:58:11,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65edb555-12ef-4559-9370-4dc1e6228b8b/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:58:11,144 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65edb555-12ef-4559-9370-4dc1e6228b8b/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 02:58:11,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65edb555-12ef-4559-9370-4dc1e6228b8b/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 02:58:11,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 02:58:11,173 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-14 02:58:11,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-14 02:58:11,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 02:58:11,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-14 02:58:11,173 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-14 02:58:11,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 02:58:11,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 02:58:11,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 02:58:11,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-14 02:58:11,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 02:58:11,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 02:58:11,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 02:58:11,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 02:58:11,401 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 02:58:11,404 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 02:58:12,963 INFO L? ?]: Removed 207 outVars from TransFormulas that were not future-live. [2024-11-14 02:58:12,964 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 02:58:13,992 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 02:58:13,995 INFO L316 CfgBuilder]: Removed 31 assume(true) statements. [2024-11-14 02:58:13,996 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:58:13 BoogieIcfgContainer [2024-11-14 02:58:13,996 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 02:58:13,998 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 02:58:13,999 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 02:58:14,008 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 02:58:14,008 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 02:58:10" (1/3) ... [2024-11-14 02:58:14,009 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@569e1aca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:58:14, skipping insertion in model container [2024-11-14 02:58:14,009 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 02:58:10" (2/3) ... [2024-11-14 02:58:14,009 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@569e1aca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 02:58:14, skipping insertion in model container [2024-11-14 02:58:14,009 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 02:58:13" (3/3) ... [2024-11-14 02:58:14,011 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_JEN_test1-1.i [2024-11-14 02:58:14,029 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 02:58:14,031 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG uthash_JEN_test1-1.i that has 3 procedures, 89 locations, 1 initial locations, 19 loop locations, and 2 error locations. [2024-11-14 02:58:14,083 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 02:58:14,099 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=None, 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;@225637e3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 02:58:14,099 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-14 02:58:14,104 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 71 states have (on average 1.732394366197183) internal successors, (123), 83 states have internal predecessors, (123), 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 02:58:14,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-14 02:58:14,111 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:58:14,112 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-11-14 02:58:14,113 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, __VERIFIER_assertErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-14 02:58:14,118 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:58:14,119 INFO L85 PathProgramCache]: Analyzing trace with hash 28184407, now seen corresponding path program 1 times [2024-11-14 02:58:14,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:58:14,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536643042] [2024-11-14 02:58:14,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:58:14,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:58:14,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:58:14,335 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 02:58:14,338 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:58:14,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536643042] [2024-11-14 02:58:14,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1536643042] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:58:14,339 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:58:14,340 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 02:58:14,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880747943] [2024-11-14 02:58:14,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:58:14,349 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 02:58:14,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:58:14,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 02:58:14,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 02:58:14,383 INFO L87 Difference]: Start difference. First operand has 89 states, 71 states have (on average 1.732394366197183) internal successors, (123), 83 states have internal predecessors, (123), 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 1.3333333333333333) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 02:58:16,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:58:17,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:58:19,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:58:22,535 WARN L539 Checker$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 02:58:23,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:58:23,198 INFO L93 Difference]: Finished difference Result 140 states and 176 transitions. [2024-11-14 02:58:23,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 02:58:23,204 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2024-11-14 02:58:23,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:58:23,214 INFO L225 Difference]: With dead ends: 140 [2024-11-14 02:58:23,214 INFO L226 Difference]: Without dead ends: 139 [2024-11-14 02:58:23,216 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 02:58:23,221 INFO L432 NwaCegarLoop]: 98 mSDtfsCounter, 53 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2024-11-14 02:58:23,225 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 196 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 33 Invalid, 3 Unknown, 0 Unchecked, 8.8s Time] [2024-11-14 02:58:23,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2024-11-14 02:58:23,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 88. [2024-11-14 02:58:23,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 71 states have (on average 1.267605633802817) internal successors, (90), 82 states have internal predecessors, (90), 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 02:58:23,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 116 transitions. [2024-11-14 02:58:23,275 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 116 transitions. Word has length 4 [2024-11-14 02:58:23,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:58:23,276 INFO L471 AbstractCegarLoop]: Abstraction has 88 states and 116 transitions. [2024-11-14 02:58:23,276 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 02:58:23,276 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 116 transitions. [2024-11-14 02:58:23,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-14 02:58:23,280 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:58:23,281 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] [2024-11-14 02:58:23,281 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 02:58:23,281 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, __VERIFIER_assertErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-14 02:58:23,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:58:23,282 INFO L85 PathProgramCache]: Analyzing trace with hash -1504635317, now seen corresponding path program 1 times [2024-11-14 02:58:23,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:58:23,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003840961] [2024-11-14 02:58:23,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:58:23,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:58:23,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:58:23,883 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 02:58:23,883 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:58:23,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003840961] [2024-11-14 02:58:23,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1003840961] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:58:23,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 02:58:23,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 02:58:23,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132386094] [2024-11-14 02:58:23,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:58:23,885 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 02:58:23,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:58:23,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 02:58:23,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 02:58:23,886 INFO L87 Difference]: Start difference. First operand 88 states and 116 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 02:58:25,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:58:27,923 WARN L539 Checker$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 02:58:30,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:58:32,043 WARN L539 Checker$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 02:58:34,051 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 02:58:36,056 WARN L539 Checker$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 02:58:37,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 02:58:38,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 02:58:38,344 INFO L93 Difference]: Finished difference Result 102 states and 131 transitions. [2024-11-14 02:58:38,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 02:58:38,349 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2024-11-14 02:58:38,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 02:58:38,350 INFO L225 Difference]: With dead ends: 102 [2024-11-14 02:58:38,350 INFO L226 Difference]: Without dead ends: 102 [2024-11-14 02:58:38,351 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 02:58:38,351 INFO L432 NwaCegarLoop]: 98 mSDtfsCounter, 4 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 192 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.4s IncrementalHoareTripleChecker+Time [2024-11-14 02:58:38,352 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 192 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 33 Invalid, 6 Unknown, 0 Unchecked, 14.4s Time] [2024-11-14 02:58:38,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2024-11-14 02:58:38,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2024-11-14 02:58:38,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 85 states have (on average 1.2352941176470589) internal successors, (105), 96 states have internal predecessors, (105), 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 02:58:38,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 131 transitions. [2024-11-14 02:58:38,361 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 131 transitions. Word has length 31 [2024-11-14 02:58:38,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 02:58:38,361 INFO L471 AbstractCegarLoop]: Abstraction has 102 states and 131 transitions. [2024-11-14 02:58:38,362 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 02:58:38,362 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 131 transitions. [2024-11-14 02:58:38,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-14 02:58:38,363 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 02:58:38,363 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] [2024-11-14 02:58:38,363 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 02:58:38,364 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, __VERIFIER_assertErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-14 02:58:38,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 02:58:38,364 INFO L85 PathProgramCache]: Analyzing trace with hash -84265875, now seen corresponding path program 1 times [2024-11-14 02:58:38,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 02:58:38,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066258757] [2024-11-14 02:58:38,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:58:38,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 02:58:38,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:58:38,861 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 02:58:38,862 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 02:58:38,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066258757] [2024-11-14 02:58:38,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066258757] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 02:58:38,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2129460127] [2024-11-14 02:58:38,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 02:58:38,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 02:58:38,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65edb555-12ef-4559-9370-4dc1e6228b8b/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 02:58:38,865 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65edb555-12ef-4559-9370-4dc1e6228b8b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 02:58:38,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65edb555-12ef-4559-9370-4dc1e6228b8b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 02:58:39,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 02:58:39,274 INFO L255 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 02:58:39,279 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 02:58:39,377 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 02:58:39,377 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 02:58:39,511 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 02:58:39,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2129460127] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 02:58:39,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1684466537] [2024-11-14 02:58:39,534 INFO L159 IcfgInterpreter]: Started Sifa with 41 locations of interest [2024-11-14 02:58:39,534 INFO L166 IcfgInterpreter]: Building call graph [2024-11-14 02:58:39,538 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-14 02:58:39,543 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-14 02:58:39,543 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-14 02:58:45,925 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 121 for LOIs [2024-11-14 02:58:45,965 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-14 02:58:56,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [1684466537] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 02:58:56,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2024-11-14 02:58:56,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [4, 4, 4] total 18 [2024-11-14 02:58:56,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148590844] [2024-11-14 02:58:56,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 02:58:56,181 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 02:58:56,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 02:58:56,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 02:58:56,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=204, Unknown=7, NotChecked=0, Total=306 [2024-11-14 02:58:56,183 INFO L87 Difference]: Start difference. First operand 102 states and 131 transitions. Second operand has 13 states, 12 states have (on average 3.1666666666666665) internal successors, (38), 11 states have internal predecessors, (38), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-14 02:58:58,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2024-11-14 02:59:00,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:59:02,504 WARN L539 Checker$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 02:59:04,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:59:06,879 WARN L539 Checker$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 02:59:09,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:59:11,057 WARN L539 Checker$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 02:59:13,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:59:15,069 WARN L539 Checker$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 02:59:17,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:59:19,120 WARN L539 Checker$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 02:59:21,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:59:23,127 WARN L539 Checker$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 02:59:25,132 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:59:26,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:59:28,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:59:31,028 WARN L539 Checker$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 02:59:33,144 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:59:35,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:59:37,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:59:43,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 02:59:45,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:59:47,022 WARN L539 Checker$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 02:59:49,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:59:51,031 WARN L539 Checker$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 02:59:53,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:59:55,040 WARN L539 Checker$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 02:59:57,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 02:59:59,048 WARN L539 Checker$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 03:00:01,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:00:03,061 WARN L539 Checker$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 03:00:05,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 03:00:07,076 WARN L539 Checker$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 03:00:09,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:00:11,084 WARN L539 Checker$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 03:00:13,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:00:15,097 WARN L539 Checker$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 03:00:17,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:00:19,107 WARN L539 Checker$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 03:00:21,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:00:23,116 WARN L539 Checker$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 03:00:25,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-14 03:00:28,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-14 03:00:28,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:00:28,579 INFO L93 Difference]: Finished difference Result 104 states and 133 transitions. [2024-11-14 03:00:28,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 03:00:28,584 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 3.1666666666666665) internal successors, (38), 11 states have internal predecessors, (38), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 44 [2024-11-14 03:00:28,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:00:28,585 INFO L225 Difference]: With dead ends: 104 [2024-11-14 03:00:28,585 INFO L226 Difference]: Without dead ends: 104 [2024-11-14 03:00:28,586 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 117 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 10.2s TimeCoverageRelationStatistics Valid=95, Invalid=204, Unknown=7, NotChecked=0, Total=306 [2024-11-14 03:00:28,586 INFO L432 NwaCegarLoop]: 93 mSDtfsCounter, 5 mSDsluCounter, 449 mSDsCounter, 0 mSdLazyCounter, 268 mSolverCounterSat, 1 mSolverCounterUnsat, 44 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 91.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 542 SdHoareTripleChecker+Invalid, 313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 268 IncrementalHoareTripleChecker+Invalid, 44 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 92.3s IncrementalHoareTripleChecker+Time [2024-11-14 03:00:28,587 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 542 Invalid, 313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 268 Invalid, 44 Unknown, 0 Unchecked, 92.3s Time] [2024-11-14 03:00:28,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2024-11-14 03:00:28,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2024-11-14 03:00:28,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 86 states have (on average 1.2209302325581395) internal successors, (105), 97 states have internal predecessors, (105), 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 03:00:28,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 133 transitions. [2024-11-14 03:00:28,602 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 133 transitions. Word has length 44 [2024-11-14 03:00:28,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:00:28,603 INFO L471 AbstractCegarLoop]: Abstraction has 104 states and 133 transitions. [2024-11-14 03:00:28,603 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 3.1666666666666665) internal successors, (38), 11 states have internal predecessors, (38), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-14 03:00:28,603 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 133 transitions. [2024-11-14 03:00:28,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-14 03:00:28,604 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:00:28,606 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] [2024-11-14 03:00:28,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65edb555-12ef-4559-9370-4dc1e6228b8b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-14 03:00:28,806 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65edb555-12ef-4559-9370-4dc1e6228b8b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:00:28,807 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, __VERIFIER_assertErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-14 03:00:28,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:00:28,807 INFO L85 PathProgramCache]: Analyzing trace with hash 1762130269, now seen corresponding path program 1 times [2024-11-14 03:00:28,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:00:28,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531489396] [2024-11-14 03:00:28,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:00:28,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:00:28,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:00:29,236 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 03:00:29,237 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:00:29,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531489396] [2024-11-14 03:00:29,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [531489396] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:00:29,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [649146022] [2024-11-14 03:00:29,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:00:29,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:00:29,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65edb555-12ef-4559-9370-4dc1e6228b8b/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:00:29,241 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65edb555-12ef-4559-9370-4dc1e6228b8b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:00:29,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65edb555-12ef-4559-9370-4dc1e6228b8b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-14 03:00:29,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:00:29,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 03:00:29,585 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:00:29,787 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 03:00:29,787 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:00:30,030 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 03:00:30,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [649146022] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:00:30,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1387172972] [2024-11-14 03:00:30,032 INFO L159 IcfgInterpreter]: Started Sifa with 41 locations of interest [2024-11-14 03:00:30,032 INFO L166 IcfgInterpreter]: Building call graph [2024-11-14 03:00:30,033 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-14 03:00:30,033 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-14 03:00:30,033 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-14 03:00:53,331 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 301 for LOIs [2024-11-14 03:00:58,521 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-14 03:01:48,193 WARN L286 SmtUtils]: Spent 21.72s 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 03:01:57,871 WARN L286 SmtUtils]: Spent 5.81s 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 03:02:07,393 WARN L286 SmtUtils]: Spent 7.46s 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 03:03:18,280 WARN L286 SmtUtils]: Spent 25.96s 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 03:03:20,298 WARN L851 $PredicateComparison]: unable to prove that (and (= c_~count_int_int~0 0) (let ((.cse21 (exists ((|v_#Ultimate.C_memset_#t~loopctr160_27| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr160_27|) (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr160_27| 4294967296)))))) (or (and (exists ((|v_#memory_$Pointer$.base_97| (Array Int (Array Int Int))) (|v_#memory_$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$.base_95| (Array Int (Array Int Int))) (|v_#valid_62| (Array Int Int)) (|v_#length_41| (Array Int Int)) (|v_#memory_$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$.offset_96|) (= |v_old(#memory_$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$.offset)_AFTER_CALL_23| .cse14) .cse15) 0)))) (= (select |v_#valid_62| |v_ULTIMATE.start_main_#t~malloc57#1.base_6|) 0) (= (store |v_#length_41| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 384) |c_#length|) (= (store |v_#memory_$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$.offset_97|) (= (store |v_#memory_int_351| .cse16 (store (select |v_#memory_int_351| .cse16) .cse17 (select (select |v_#memory_int_102| .cse16) .cse17))) |v_#memory_int_102|) (= |c_#valid| (store |v_#valid_62| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1)) (<= (+ |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1) |c_#StackHeapBarrier|) (= (store .cse18 .cse12 (store (select .cse18 .cse12) .cse13 (select (select |v_#memory_$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$.base_97| (Array Int (Array Int Int))) (|v_#memory_$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$.base_95| (Array Int (Array Int Int))) (|v_#valid_62| (Array Int Int)) (|v_#length_41| (Array Int Int)) (|v_old(#memory_$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$.offset_96|) (= |v_#memory_$Pointer$.base_95| (store |v_#memory_$Pointer$.base_96| .cse26 (store (select |v_#memory_$Pointer$.base_96| .cse26) .cse27 (select (select |v_#memory_$Pointer$.base_95| .cse26) .cse27)))) (= (let ((.cse28 (let ((.cse31 (let ((.cse32 (store |v_#memory_int_102| .cse33 (store (select |v_#memory_int_102| .cse33) .cse34 32)))) (store .cse32 .cse26 (store (select .cse32 .cse26) .cse27 5))))) (store .cse31 .cse24 (store (select .cse31 .cse24) .cse25 8))))) (store .cse28 .cse29 (store (select .cse28 .cse29) .cse30 (select (select |v_#memory_int_103| .cse29) .cse30)))) |v_#memory_int_103|) (not (= |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 0)) (= (select |v_#valid_62| |v_ULTIMATE.start_main_#t~malloc57#1.base_6|) 0) (= (store |v_#length_41| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 384) |c_#length|) (= (store |v_#memory_$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$.base)_AFTER_CALL_24| .cse36) .cse37)))) (= (store |v_#memory_int_351| .cse38 (store (select |v_#memory_int_351| .cse38) .cse39 (select (select |v_#memory_int_102| .cse38) .cse39))) |v_#memory_int_102|) (= |c_#valid| (store |v_#valid_62| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1)) (<= (+ |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1) |c_#StackHeapBarrier|) (= (store .cse40 .cse33 (store (select .cse40 .cse33) .cse34 (select (select |v_#memory_$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))) (= |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 03:04:30,764 WARN L286 SmtUtils]: Spent 28.62s on a formula simplification that was a NOOP. DAG size: 214 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 03:06:11,363 WARN L286 SmtUtils]: Spent 59.39s on a formula simplification that was a NOOP. DAG size: 246 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 03:06:13,382 WARN L851 $PredicateComparison]: unable to prove that (and (= c_~count_int_int~0 0) (let ((.cse21 (exists ((|v_#Ultimate.C_memset_#t~loopctr160_27| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr160_27|) (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr160_27| 4294967296)))))) (or (and (exists ((|v_#memory_$Pointer$.base_97| (Array Int (Array Int Int))) (|v_#memory_$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$.base_95| (Array Int (Array Int Int))) (|v_#valid_62| (Array Int Int)) (|v_#length_41| (Array Int Int)) (|v_#memory_$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$.offset_96|) (= |v_old(#memory_$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$.offset)_AFTER_CALL_23| .cse14) .cse15) 0)))) (= (select |v_#valid_62| |v_ULTIMATE.start_main_#t~malloc57#1.base_6|) 0) (= (store |v_#length_41| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 384) |c_#length|) (= (store |v_#memory_$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$.offset_97|) (= (store |v_#memory_int_351| .cse16 (store (select |v_#memory_int_351| .cse16) .cse17 (select (select |v_#memory_int_102| .cse16) .cse17))) |v_#memory_int_102|) (= |c_#valid| (store |v_#valid_62| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1)) (<= (+ |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1) |c_#StackHeapBarrier|) (= (store .cse18 .cse12 (store (select .cse18 .cse12) .cse13 (select (select |v_#memory_$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$.base_97| (Array Int (Array Int Int))) (|v_#memory_$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$.base_95| (Array Int (Array Int Int))) (|v_#valid_62| (Array Int Int)) (|v_#length_41| (Array Int Int)) (|v_old(#memory_$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$.offset_96|) (= |v_#memory_$Pointer$.base_95| (store |v_#memory_$Pointer$.base_96| .cse26 (store (select |v_#memory_$Pointer$.base_96| .cse26) .cse27 (select (select |v_#memory_$Pointer$.base_95| .cse26) .cse27)))) (= (let ((.cse28 (let ((.cse31 (let ((.cse32 (store |v_#memory_int_102| .cse33 (store (select |v_#memory_int_102| .cse33) .cse34 32)))) (store .cse32 .cse26 (store (select .cse32 .cse26) .cse27 5))))) (store .cse31 .cse24 (store (select .cse31 .cse24) .cse25 8))))) (store .cse28 .cse29 (store (select .cse28 .cse29) .cse30 (select (select |v_#memory_int_103| .cse29) .cse30)))) |v_#memory_int_103|) (not (= |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 0)) (= (select |v_#valid_62| |v_ULTIMATE.start_main_#t~malloc57#1.base_6|) 0) (= (store |v_#length_41| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 384) |c_#length|) (= (store |v_#memory_$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$.base)_AFTER_CALL_24| .cse36) .cse37)))) (= (store |v_#memory_int_351| .cse38 (store (select |v_#memory_int_351| .cse38) .cse39 (select (select |v_#memory_int_102| .cse38) .cse39))) |v_#memory_int_102|) (= |c_#valid| (store |v_#valid_62| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1)) (<= (+ |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1) |c_#StackHeapBarrier|) (= (store .cse40 .cse33 (store (select .cse40 .cse33) .cse34 (select (select |v_#memory_$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$.base_97|)))))) .cse21))) (= |c_ULTIMATE.start_main_~user~0#1.offset| 0) (= |c_ULTIMATE.start_main_~users~0#1.offset| 0) (<= 1 |c_#StackHeapBarrier|) (exists ((|v_#memory_$Pointer$.offset_317| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_317| (Array Int (Array Int Int))) (|v_#memory_int_352| (Array Int (Array Int Int)))) (let ((.cse44 (+ (select (select |v_#memory_$Pointer$.offset_317| |c_ULTIMATE.start_main_~users~0#1.base|) 8) 12)) (.cse43 (select (select |v_#memory_$Pointer$.base_317| |c_ULTIMATE.start_main_~users~0#1.base|) 8))) (and (= (store |v_#memory_$Pointer$.offset_317| .cse43 (store (select |v_#memory_$Pointer$.offset_317| .cse43) .cse44 (select (select |c_#memory_$Pointer$.offset| .cse43) .cse44))) |c_#memory_$Pointer$.offset|) (= (store |v_#memory_$Pointer$.base_317| .cse43 (store (select |v_#memory_$Pointer$.base_317| .cse43) .cse44 (select (select |c_#memory_$Pointer$.base| .cse43) .cse44))) |c_#memory_$Pointer$.base|) (= (store |v_#memory_int_352| .cse43 (let ((.cse45 (select |v_#memory_int_352| .cse43))) (store .cse45 .cse44 (+ (select .cse45 .cse44) 1)))) |c_#memory_int|)))) (<= 0 |c_ULTIMATE.start_main_~i~0#1|) (= |c_ULTIMATE.start_main_~users~0#1.base| |c_ULTIMATE.start_main_~user~0#1.base|) (let ((.cse50 (mod (+ (select (select |c_#memory_int| (select (select |c_#memory_$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 03:06:19,867 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '1285#(and (<= 1 |#StackHeapBarrier|) (exists ((|v_ULTIMATE.start_main_old_#valid#1_10| (Array Int Int))) (not (= |v_ULTIMATE.start_main_old_#valid#1_10| |#valid|))) (= ~count_int_int~0 0) (= |ULTIMATE.start_main_#res#1| 0))' at error location [2024-11-14 03:06:19,867 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2024-11-14 03:06:19,867 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-14 03:06:19,867 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-11-14 03:06:19,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720011946] [2024-11-14 03:06:19,867 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-14 03:06:19,868 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-14 03:06:19,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:06:19,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-14 03:06:19,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=608, Unknown=61, NotChecked=106, Total=870 [2024-11-14 03:06:19,869 INFO L87 Difference]: Start difference. First operand 104 states and 133 transitions. Second operand has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 states have internal predecessors, (106), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-14 03:06:21,890 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 03:06:23,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:06:25,987 WARN L539 Checker$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 03:06:27,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:06:29,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:06:30,494 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:06:32,566 WARN L539 Checker$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 03:06:34,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:06:37,052 WARN L539 Checker$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 03:06:39,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 03:06:41,072 WARN L539 Checker$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 03:06:44,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:06:44,050 INFO L93 Difference]: Finished difference Result 241 states and 291 transitions. [2024-11-14 03:06:44,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-14 03:06:44,050 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 states have internal predecessors, (106), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 45 [2024-11-14 03:06:44,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:06:44,054 INFO L225 Difference]: With dead ends: 241 [2024-11-14 03:06:44,054 INFO L226 Difference]: Without dead ends: 241 [2024-11-14 03:06:44,055 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 2 IntricatePredicates, 1 DeprecatedPredicates, 198 ImplicationChecksByTransitivity, 321.4s TimeCoverageRelationStatistics Valid=95, Invalid=608, Unknown=61, NotChecked=106, Total=870 [2024-11-14 03:06:44,056 INFO L432 NwaCegarLoop]: 98 mSDtfsCounter, 202 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 5 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.2s IncrementalHoareTripleChecker+Time [2024-11-14 03:06:44,057 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [210 Valid, 340 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 71 Invalid, 9 Unknown, 0 Unchecked, 24.2s Time] [2024-11-14 03:06:44,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2024-11-14 03:06:44,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 241. [2024-11-14 03:06:44,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 215 states have (on average 1.1488372093023256) internal successors, (247), 225 states have internal predecessors, (247), 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 03:06:44,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 291 transitions. [2024-11-14 03:06:44,075 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 291 transitions. Word has length 45 [2024-11-14 03:06:44,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:06:44,075 INFO L471 AbstractCegarLoop]: Abstraction has 241 states and 291 transitions. [2024-11-14 03:06:44,075 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.142857142857142) internal successors, (106), 7 states have internal predecessors, (106), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-14 03:06:44,076 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 291 transitions. [2024-11-14 03:06:44,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-14 03:06:44,080 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:06:44,080 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] [2024-11-14 03:06:44,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65edb555-12ef-4559-9370-4dc1e6228b8b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-14 03:06:44,280 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65edb555-12ef-4559-9370-4dc1e6228b8b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:06:44,281 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, __VERIFIER_assertErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-14 03:06:44,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:06:44,281 INFO L85 PathProgramCache]: Analyzing trace with hash -1930890875, now seen corresponding path program 1 times [2024-11-14 03:06:44,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:06:44,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459533963] [2024-11-14 03:06:44,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:06:44,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:06:44,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:06:45,390 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 4 proven. 33 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2024-11-14 03:06:45,390 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:06:45,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459533963] [2024-11-14 03:06:45,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459533963] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:06:45,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1428358567] [2024-11-14 03:06:45,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:06:45,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:06:45,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65edb555-12ef-4559-9370-4dc1e6228b8b/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:06:45,393 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65edb555-12ef-4559-9370-4dc1e6228b8b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:06:45,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65edb555-12ef-4559-9370-4dc1e6228b8b/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-14 03:06:46,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:06:46,084 INFO L255 TraceCheckSpWp]: Trace formula consists of 1190 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-14 03:06:46,088 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:06:46,663 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 03:06:46,664 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:06:47,367 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 03:06:47,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1428358567] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:06:47,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [556628281] [2024-11-14 03:06:47,370 INFO L159 IcfgInterpreter]: Started Sifa with 43 locations of interest [2024-11-14 03:06:47,370 INFO L166 IcfgInterpreter]: Building call graph [2024-11-14 03:06:47,370 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-14 03:06:47,370 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-14 03:06:47,370 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-14 03:07:21,212 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 396 for LOIs [2024-11-14 03:07:26,789 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-14 03:07:49,864 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse43 (= |c_#Ultimate.C_memset_#ptr.offset| 0)) (.cse52 (= 44 |c_#Ultimate.C_memset_#amount|)) (.cse41 (= |c_#Ultimate.C_memset_#value| 0)) (.cse42 (= |c_#Ultimate.C_memset_#amount| 384))) (and (let ((.cse0 (= |c_#memory_$Pointer$.base| |c_old(#memory_$Pointer$.base)|)) (.cse39 (= |c_old(#memory_int)| |c_#memory_int|)) (.cse40 (= |c_#memory_$Pointer$.offset| |c_old(#memory_$Pointer$.offset)|))) (or (and .cse0 (exists ((|v_#memory_$Pointer$.base_97| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_96| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44| Int) (|v_#memory_int_103| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_95| (Array Int (Array Int Int))) (|v_#valid_84| (Array Int Int)) (|v_#length_63| (Array Int Int)) (|v_#memory_$Pointer$.offset_95| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_97| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_96| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_~_ha_hashv~0#1_BEFORE_CALL_39| Int) (|v_ULTIMATE.start_main_#t~mem50#1.base_23| Int) (|v_#memory_int_485| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc57#1.base_6| Int) (|v_#memory_$Pointer$.base_432| (Array Int (Array Int Int))) (|v_#memory_int_102| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_432| (Array Int (Array Int Int)))) (let ((.cse2 (select (select |v_#memory_$Pointer$.base_97| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|) 8)) (.cse3 (select (select |v_#memory_$Pointer$.offset_96| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|) 8)) (.cse13 (select (select |v_#memory_$Pointer$.base_432| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|) 8)) (.cse14 (+ (select (select |v_#memory_$Pointer$.offset_432| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|) 8) 16))) (let ((.cse37 (select (select |c_old(#memory_$Pointer$.base)| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|) 8)) (.cse38 (select (select |c_old(#memory_$Pointer$.offset)| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|) 8)) (.cse36 (store |v_#memory_$Pointer$.offset_432| .cse13 (store (select |v_#memory_$Pointer$.offset_432| .cse13) .cse14 8))) (.cse19 (store |v_#memory_$Pointer$.base_432| .cse13 (store (select |v_#memory_$Pointer$.base_432| .cse13) .cse14 |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|))) (.cse18 (store |v_#memory_$Pointer$.offset_96| .cse2 (store (select |v_#memory_$Pointer$.offset_96| .cse2) .cse3 0))) (.cse15 (store |v_#memory_$Pointer$.base_97| .cse2 (store (select |v_#memory_$Pointer$.base_97| .cse2) .cse3 |v_ULTIMATE.start_main_#t~malloc57#1.base_6|)))) (let ((.cse8 (select (select |v_#memory_$Pointer$.base_96| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|) 8)) (.cse9 (+ (select (select |v_#memory_$Pointer$.offset_95| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|) 8) 8)) (.cse16 (select (select .cse15 |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|) 8)) (.cse17 (+ 40 (select (select .cse18 |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|) 8))) (.cse5 (select (select |v_#memory_$Pointer$.base_95| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|) 8)) (.cse6 (+ (select (select |v_#memory_$Pointer$.offset_97| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|) 8) 20)) (.cse10 (select (select .cse19 |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|) 8)) (.cse11 (+ 4 (select (select .cse36 |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|) 8))) (.cse35 (select (select |c_old(#memory_$Pointer$.offset)| .cse37) .cse38)) (.cse12 (select (select |c_old(#memory_$Pointer$.base)| .cse37) .cse38))) (and (= (let ((.cse1 (let ((.cse4 (let ((.cse7 (store |v_#memory_int_102| .cse10 (store (select |v_#memory_int_102| .cse10) .cse11 32)))) (store .cse7 .cse8 (store (select .cse7 .cse8) .cse9 5))))) (store .cse4 .cse5 (store (select .cse4 .cse5) .cse6 8))))) (store .cse1 .cse2 (store (select .cse1 .cse2) .cse3 (select (select |v_#memory_int_103| .cse2) .cse3)))) |v_#memory_int_103|) (= (select |v_#valid_84| |v_ULTIMATE.start_main_#t~malloc57#1.base_6|) 0) (= (store |v_#memory_$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$.offset_97|) (= .cse12 |c_#Ultimate.C_memset_#ptr.base|) (= (store |v_#length_63| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 384) |c_#length|) (= (store |v_#memory_int_485| .cse13 (store (select |v_#memory_int_485| .cse13) .cse14 (select (select |v_#memory_int_102| .cse13) .cse14))) |v_#memory_int_102|) (= (store .cse15 .cse16 (store (select .cse15 .cse16) .cse17 (select (select |c_old(#memory_$Pointer$.base)| .cse16) .cse17))) |c_old(#memory_$Pointer$.base)|) (= |c_#valid| (store |v_#valid_84| |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1)) (not (= |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 0)) (= (store .cse18 .cse16 (store (select .cse18 .cse16) .cse17 (select (select |c_old(#memory_$Pointer$.offset)| .cse16) .cse17))) |c_old(#memory_$Pointer$.offset)|) (= |v_#memory_$Pointer$.base_96| (store .cse19 .cse10 (store (select .cse19 .cse10) .cse11 (select (select |v_#memory_$Pointer$.base_96| .cse10) .cse11)))) (let ((.cse23 (exists ((|v_#memory_$Pointer$.offset_429| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_430| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_70| (Array Int (Array Int Int)))) (let ((.cse34 (select |v_#memory_$Pointer$.offset_70| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|))) (and (= (store |v_#memory_$Pointer$.offset_429| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44| (store (select |v_#memory_$Pointer$.offset_429| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|) 36 (select .cse34 36))) |v_#memory_$Pointer$.offset_70|) (= (store |v_#memory_$Pointer$.offset_70| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44| (store (store .cse34 28 0) 32 (select (select |v_#memory_$Pointer$.offset_430| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|) 32))) |v_#memory_$Pointer$.offset_430|))))) (.cse24 (exists ((|v_#Ultimate.C_memset_#t~loopctr160_40| Int)) (and (<= 44 (mod |v_#Ultimate.C_memset_#t~loopctr160_40| 4294967296)) (<= 0 |v_#Ultimate.C_memset_#t~loopctr160_40|))))) (or (and (exists ((|v_#memory_$Pointer$.base_429| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_44| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_70| (Array Int (Array Int Int))) (|v_#valid_83| (Array Int Int)) (|v_#memory_$Pointer$.base_430| (Array Int (Array Int Int))) (|v_#length_62| (Array Int Int))) (let ((.cse21 (select |v_#memory_$Pointer$.base_430| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|)) (.cse22 (select |v_#memory_$Pointer$.base_70| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|)) (.cse20 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_44| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|) 8))) (and (= (store |v_#valid_83| .cse20 1) |v_#valid_84|) (= (store |v_#length_62| .cse20 44) |v_#length_63|) (<= (+ .cse20 1) |c_#StackHeapBarrier|) (not (= .cse20 0)) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_44| (store |v_#memory_$Pointer$.base_430| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44| (store (store (store .cse21 16 0) 12 0) 8 .cse20))) (= (select |v_#valid_83| .cse20) 0) (= (store |v_#memory_$Pointer$.base_70| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44| (store (store .cse22 28 |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|) 32 (select .cse21 32))) |v_#memory_$Pointer$.base_430|) (= (store |v_#memory_$Pointer$.base_429| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44| (store (select |v_#memory_$Pointer$.base_429| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|) 36 (select .cse22 36))) |v_#memory_$Pointer$.base_70|) (= |v_ULTIMATE.start_main_#t~mem50#1.base_23| .cse20)))) .cse23 .cse24 (exists ((|v_#memory_int_484| (Array Int (Array Int Int))) (|v_#memory_int_101| (Array Int (Array Int Int))) (|v_#memory_int_BEFORE_CALL_79| (Array Int (Array Int Int))) (|v_#memory_int_81| (Array Int (Array Int Int))) (|v_#memory_int_482| (Array Int (Array Int Int)))) (let ((.cse25 (select |v_#memory_int_81| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|)) (.cse26 (select |v_#memory_int_101| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|)) (.cse27 (select |v_#memory_int_484| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|))) (and (= (store |v_#memory_int_482| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44| (store (store (select |v_#memory_int_482| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|) 36 |v_ULTIMATE.start_main_~_ha_hashv~0#1_BEFORE_CALL_39|) 28 (select .cse25 28))) |v_#memory_int_81|) (= (store |v_#memory_int_81| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44| (store (store .cse25 32 4) 16 (select .cse26 16))) |v_#memory_int_101|) (= (store |v_#memory_int_101| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44| (store .cse26 12 (select .cse27 12))) |v_#memory_int_484|) (= (store |v_#memory_int_484| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44| (store .cse27 8 (select (select |v_#memory_int_BEFORE_CALL_79| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|) 8))) |v_#memory_int_BEFORE_CALL_79|))))) (and (exists ((|v_#memory_int_484| (Array Int (Array Int Int))) (|v_#memory_int_101| (Array Int (Array Int Int))) (|v_#memory_int_81| (Array Int (Array Int Int))) (|v_#memory_int_482| (Array Int (Array Int Int))) (|v_old(#memory_int)_AFTER_CALL_43| (Array Int (Array Int Int)))) (let ((.cse28 (select |v_#memory_int_81| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|)) (.cse29 (select |v_#memory_int_101| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|)) (.cse30 (select |v_#memory_int_484| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|))) (and (= (store |v_#memory_int_482| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44| (store (store (select |v_#memory_int_482| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|) 36 |v_ULTIMATE.start_main_~_ha_hashv~0#1_BEFORE_CALL_39|) 28 (select .cse28 28))) |v_#memory_int_81|) (= (store |v_#memory_int_81| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44| (store (store .cse28 32 4) 16 (select .cse29 16))) |v_#memory_int_101|) (= |v_old(#memory_int)_AFTER_CALL_43| (store |v_#memory_int_484| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44| (store .cse30 8 (select (select |v_old(#memory_int)_AFTER_CALL_43| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|) 8)))) (= (store |v_#memory_int_101| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44| (store .cse29 12 (select .cse30 12))) |v_#memory_int_484|)))) (exists ((|v_#memory_$Pointer$.base_429| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_43| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_70| (Array Int (Array Int Int))) (|v_#valid_83| (Array Int Int)) (|v_#memory_$Pointer$.base_430| (Array Int (Array Int Int))) (|v_#length_62| (Array Int Int))) (let ((.cse32 (select |v_#memory_$Pointer$.base_70| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|)) (.cse33 (select |v_#memory_$Pointer$.base_430| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|)) (.cse31 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_43| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|) 8))) (and (not (= 0 .cse31)) (= (store |v_#valid_83| .cse31 1) |v_#valid_84|) (= (select |v_#valid_83| .cse31) 0) (<= (+ 1 .cse31) |c_#StackHeapBarrier|) (= |v_ULTIMATE.start_main_#t~mem50#1.base_23| .cse31) (= (store |v_#memory_$Pointer$.base_70| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44| (store (store .cse32 28 |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|) 32 (select .cse33 32))) |v_#memory_$Pointer$.base_430|) (= (store |v_#memory_$Pointer$.base_429| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44| (store (select |v_#memory_$Pointer$.base_429| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44|) 36 (select .cse32 36))) |v_#memory_$Pointer$.base_70|) (= (store |v_#length_62| .cse31 44) |v_#length_63|) (= (store |v_#memory_$Pointer$.base_430| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_44| (store (store (store .cse33 16 0) 12 0) 8 .cse31)) |v_old(#memory_$Pointer$.base)_AFTER_CALL_43|)))) .cse23 .cse24))) (= (store |v_#memory_$Pointer$.base_96| .cse8 (store (select |v_#memory_$Pointer$.base_96| .cse8) .cse9 (select (select |v_#memory_$Pointer$.base_95| .cse8) .cse9))) |v_#memory_$Pointer$.base_95|) (= |c_old(#memory_int)| (store |v_#memory_int_103| .cse16 (store (select |v_#memory_int_103| .cse16) .cse17 2685476833))) (= .cse35 |c_#Ultimate.C_memset_#ptr.offset|) (= (store |v_#memory_$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$.base_97|) (= (store |v_#memory_$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$.offset_96|) (<= (+ |v_ULTIMATE.start_main_#t~malloc57#1.base_6| 1) |c_#StackHeapBarrier|) (= (store .cse36 .cse10 (store (select .cse36 .cse10) .cse11 (select (select |v_#memory_$Pointer$.offset_95| .cse10) .cse11))) |v_#memory_$Pointer$.offset_95|) (or (not (= .cse35 0)) (not (= .cse12 0)))))))) .cse39 .cse40 .cse41 .cse42) (and .cse0 .cse39 .cse43 (exists ((|v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_45| Int) (|v_#memory_$Pointer$.base_429| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_70| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_429| (Array Int (Array Int Int))) (|v_#valid_83| (Array Int Int)) (|v_#memory_$Pointer$.offset_70| (Array Int (Array Int Int))) (|v_#length_62| (Array Int Int)) (|v_#memory_int_484| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_~_ha_hashv~0#1_BEFORE_CALL_40| Int) (|v_#memory_int_101| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_430| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_430| (Array Int (Array Int Int))) (|v_#memory_int_81| (Array Int (Array Int Int))) (|v_#memory_int_482| (Array Int (Array Int Int)))) (let ((.cse45 (select |v_#memory_$Pointer$.base_430| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_45|)) (.cse46 (select |v_#memory_$Pointer$.offset_430| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_45|)) (.cse50 (select |v_#memory_$Pointer$.offset_70| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_45|)) (.cse48 (select |v_#memory_int_484| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_45|)) (.cse44 (select |v_#memory_$Pointer$.base_70| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_45|)) (.cse47 (select |v_#memory_int_81| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_45|)) (.cse51 (select |v_#memory_int_101| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_45|)) (.cse49 (select (select |c_old(#memory_$Pointer$.base)| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_45|) 8))) (and (= (store |v_#memory_$Pointer$.base_70| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_45| (store (store .cse44 28 |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_45|) 32 (select .cse45 32))) |v_#memory_$Pointer$.base_430|) (= (store |v_#memory_$Pointer$.offset_430| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_45| (store (store (store .cse46 16 0) 12 0) 8 0)) |c_old(#memory_$Pointer$.offset)|) (= (store |v_#memory_int_482| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_45| (store (store (select |v_#memory_int_482| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_45|) 36 |v_ULTIMATE.start_main_~_ha_hashv~0#1_BEFORE_CALL_40|) 28 (select .cse47 28))) |v_#memory_int_81|) (= |c_old(#memory_int)| (store |v_#memory_int_484| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_45| (store .cse48 8 (select (select |c_old(#memory_int)| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_45|) 8)))) (= (select |v_#valid_83| .cse49) 0) (= (store |v_#memory_$Pointer$.base_430| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_45| (store (store (store .cse45 16 0) 12 0) 8 .cse49)) |c_old(#memory_$Pointer$.base)|) (not (= .cse49 0)) (= (store |v_#memory_$Pointer$.offset_70| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_45| (store (store .cse50 28 0) 32 (select .cse46 32))) |v_#memory_$Pointer$.offset_430|) (= |v_#memory_$Pointer$.offset_70| (store |v_#memory_$Pointer$.offset_429| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_45| (store (select |v_#memory_$Pointer$.offset_429| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_45|) 36 (select .cse50 36)))) (= |v_#memory_int_484| (store |v_#memory_int_101| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_45| (store .cse51 12 (select .cse48 12)))) (= |c_#length| (store |v_#length_62| .cse49 44)) (= (store |v_#memory_$Pointer$.base_429| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_45| (store (select |v_#memory_$Pointer$.base_429| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_45|) 36 (select .cse44 36))) |v_#memory_$Pointer$.base_70|) (= (store |v_#memory_int_81| |v_ULTIMATE.start_main_~user~0#1.base_BEFORE_CALL_45| (store (store .cse47 32 4) 16 (select .cse51 16))) |v_#memory_int_101|) (= |c_#valid| (store |v_#valid_83| .cse49 1)) (<= (+ .cse49 1) |c_#StackHeapBarrier|) (= .cse49 |c_#Ultimate.C_memset_#ptr.base|)))) .cse40 .cse41 .cse52))) (or (and .cse43 .cse41 .cse52) (and .cse41 .cse42)))) is different from false [2024-11-14 03:10:40,677 WARN L286 SmtUtils]: Spent 2.40m on a formula simplification that was a NOOP. DAG size: 301 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-14 03:13:26,301 WARN L286 SmtUtils]: Spent 2.33m on a formula simplification that was a NOOP. DAG size: 306 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)