./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 112ef0f8366461020cac5f2ac7dec2d7e41f31b24e653cd7734885d2bb23b087 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 07:09:19,868 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:09:19,959 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 07:09:19,965 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:09:19,968 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:09:20,002 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:09:20,004 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:09:20,004 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:09:20,005 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:09:20,007 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:09:20,007 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:09:20,008 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:09:20,008 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:09:20,009 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 07:09:20,011 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:09:20,011 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:09:20,012 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 07:09:20,012 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 07:09:20,012 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:09:20,013 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 07:09:20,013 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 07:09:20,014 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 07:09:20,018 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:09:20,019 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:09:20,019 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 07:09:20,020 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 07:09:20,020 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 07:09:20,020 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:09:20,021 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:09:20,021 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:09:20,021 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:09:20,022 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:09:20,022 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 07:09:20,023 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:09:20,023 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:09:20,024 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:09:20,024 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:09:20,025 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:09:20,026 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:09:20,026 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:09:20,026 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:09:20,027 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:09:20,027 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 07:09:20,027 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 07:09:20,028 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:09:20,029 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:09:20,029 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 07:09:20,029 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 112ef0f8366461020cac5f2ac7dec2d7e41f31b24e653cd7734885d2bb23b087 [2024-11-09 07:09:20,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:09:20,355 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:09:20,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:09:20,360 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:09:20,361 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:09:20,362 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test1-2.i Unable to find full path for "g++" [2024-11-09 07:09:22,366 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:09:22,694 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:09:22,695 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test1-2.i [2024-11-09 07:09:22,717 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/data/b24563d11/e64835bd34454533b679f25d8b1773d8/FLAG8c87defb1 [2024-11-09 07:09:22,934 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/data/b24563d11/e64835bd34454533b679f25d8b1773d8 [2024-11-09 07:09:22,936 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:09:22,938 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:09:22,939 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:09:22,940 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:09:22,946 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:09:22,947 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:09:22" (1/1) ... [2024-11-09 07:09:22,948 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b444199 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:09:22, skipping insertion in model container [2024-11-09 07:09:22,948 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:09:22" (1/1) ... [2024-11-09 07:09:23,021 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:09:23,536 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test1-2.i[33519,33532] [2024-11-09 07:09:23,682 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:09:23,701 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:09:23,749 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test1-2.i[33519,33532] [2024-11-09 07:09:23,796 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:09:23,838 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:09:23,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:09:23 WrapperNode [2024-11-09 07:09:23,839 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:09:23,840 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:09:23,840 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:09:23,840 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:09:23,848 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:09:23" (1/1) ... [2024-11-09 07:09:23,873 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:09:23" (1/1) ... [2024-11-09 07:09:23,982 INFO L138 Inliner]: procedures = 176, calls = 220, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 940 [2024-11-09 07:09:23,982 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:09:23,983 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:09:23,983 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:09:23,983 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:09:24,002 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:09:23" (1/1) ... [2024-11-09 07:09:24,002 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:09:23" (1/1) ... [2024-11-09 07:09:24,017 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:09:23" (1/1) ... [2024-11-09 07:09:24,017 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:09:23" (1/1) ... [2024-11-09 07:09:24,070 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:09:23" (1/1) ... [2024-11-09 07:09:24,087 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:09:23" (1/1) ... [2024-11-09 07:09:24,090 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:09:23" (1/1) ... [2024-11-09 07:09:24,101 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:09:23" (1/1) ... [2024-11-09 07:09:24,116 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:09:24,120 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:09:24,120 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:09:24,120 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:09:24,121 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:09:23" (1/1) ... [2024-11-09 07:09:24,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:09:24,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:09:24,152 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 07:09:24,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 07:09:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 07:09:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 07:09:24,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-09 07:09:24,179 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-09 07:09:24,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 07:09:24,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:09:24,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 07:09:24,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 07:09:24,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 07:09:24,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 07:09:24,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:09:24,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:09:24,415 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:09:24,417 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:09:25,811 INFO L? ?]: Removed 222 outVars from TransFormulas that were not future-live. [2024-11-09 07:09:25,814 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:09:26,850 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:09:26,850 INFO L316 CfgBuilder]: Removed 35 assume(true) statements. [2024-11-09 07:09:26,850 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:09:26 BoogieIcfgContainer [2024-11-09 07:09:26,850 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:09:26,852 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:09:26,854 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:09:26,857 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:09:26,858 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:09:22" (1/3) ... [2024-11-09 07:09:26,859 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7786223 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:09:26, skipping insertion in model container [2024-11-09 07:09:26,859 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:09:23" (2/3) ... [2024-11-09 07:09:26,860 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7786223 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:09:26, skipping insertion in model container [2024-11-09 07:09:26,860 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:09:26" (3/3) ... [2024-11-09 07:09:26,861 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_SFH_nondet_test1-2.i [2024-11-09 07:09:26,882 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:09:26,883 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 07:09:26,966 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 07:09:26,973 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@a1237a7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 07:09:26,974 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 07:09:26,979 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 81 states have (on average 1.691358024691358) internal successors, (137), 82 states have internal predecessors, (137), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-09 07:09:26,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 07:09:26,988 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:09:26,989 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:09:26,990 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:09:26,996 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:09:26,997 INFO L85 PathProgramCache]: Analyzing trace with hash -1931518737, now seen corresponding path program 1 times [2024-11-09 07:09:27,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:09:27,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216009022] [2024-11-09 07:09:27,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:09:27,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:09:27,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:09:27,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:09:27,246 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:09:27,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [216009022] [2024-11-09 07:09:27,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [216009022] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:09:27,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:09:27,248 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:09:27,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848067167] [2024-11-09 07:09:27,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:09:27,254 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:09:27,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:09:27,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:09:27,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:09:27,281 INFO L87 Difference]: Start difference. First operand has 87 states, 81 states have (on average 1.691358024691358) internal successors, (137), 82 states have internal predecessors, (137), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 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) [2024-11-09 07:09:29,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:09:31,391 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:09:33,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:09:35,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:09:37,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:09:39,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:09:40,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:09:40,322 INFO L93 Difference]: Finished difference Result 230 states and 384 transitions. [2024-11-09 07:09:40,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:09:40,328 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 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 7 [2024-11-09 07:09:40,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:09:40,335 INFO L225 Difference]: With dead ends: 230 [2024-11-09 07:09:40,335 INFO L226 Difference]: Without dead ends: 125 [2024-11-09 07:09:40,337 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:09:40,340 INFO L432 NwaCegarLoop]: 94 mSDtfsCounter, 60 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 1 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 174 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2024-11-09 07:09:40,341 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 174 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 45 Invalid, 6 Unknown, 0 Unchecked, 13.0s Time] [2024-11-09 07:09:40,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2024-11-09 07:09:40,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 70. [2024-11-09 07:09:40,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 65 states have (on average 1.1846153846153846) internal successors, (77), 65 states have internal predecessors, (77), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-09 07:09:40,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 83 transitions. [2024-11-09 07:09:40,387 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 83 transitions. Word has length 7 [2024-11-09 07:09:40,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:09:40,387 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 83 transitions. [2024-11-09 07:09:40,388 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 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) [2024-11-09 07:09:40,388 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 83 transitions. [2024-11-09 07:09:40,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-09 07:09:40,390 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:09:40,390 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:09:40,391 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 07:09:40,391 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:09:40,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:09:40,392 INFO L85 PathProgramCache]: Analyzing trace with hash -586429737, now seen corresponding path program 1 times [2024-11-09 07:09:40,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:09:40,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908506917] [2024-11-09 07:09:40,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:09:40,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:09:40,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:09:40,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 07:09:40,865 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:09:40,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908506917] [2024-11-09 07:09:40,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908506917] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:09:40,866 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:09:40,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:09:40,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817775283] [2024-11-09 07:09:40,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:09:40,869 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 07:09:40,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:09:40,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 07:09:40,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:09:40,870 INFO L87 Difference]: Start difference. First operand 70 states and 83 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 2 states have internal predecessors, (36), 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) [2024-11-09 07:09:42,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:09:44,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:09:47,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:09:49,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:09:51,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:09:53,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:09:53,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:09:53,982 INFO L93 Difference]: Finished difference Result 153 states and 182 transitions. [2024-11-09 07:09:53,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 07:09:53,986 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 2 states have internal predecessors, (36), 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 36 [2024-11-09 07:09:53,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:09:53,988 INFO L225 Difference]: With dead ends: 153 [2024-11-09 07:09:53,988 INFO L226 Difference]: Without dead ends: 86 [2024-11-09 07:09:53,988 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 07:09:53,990 INFO L432 NwaCegarLoop]: 68 mSDtfsCounter, 6 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 131 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.1s IncrementalHoareTripleChecker+Time [2024-11-09 07:09:53,990 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 131 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 6 Unknown, 0 Unchecked, 13.1s Time] [2024-11-09 07:09:53,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2024-11-09 07:09:53,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2024-11-09 07:09:53,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 81 states have (on average 1.1728395061728396) internal successors, (95), 81 states have internal predecessors, (95), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-09 07:09:54,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 101 transitions. [2024-11-09 07:09:54,001 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 101 transitions. Word has length 36 [2024-11-09 07:09:54,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:09:54,001 INFO L471 AbstractCegarLoop]: Abstraction has 86 states and 101 transitions. [2024-11-09 07:09:54,002 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 2 states have internal predecessors, (36), 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) [2024-11-09 07:09:54,002 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 101 transitions. [2024-11-09 07:09:54,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-09 07:09:54,003 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:09:54,003 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:09:54,004 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 07:09:54,004 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:09:54,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:09:54,005 INFO L85 PathProgramCache]: Analyzing trace with hash 2009363843, now seen corresponding path program 1 times [2024-11-09 07:09:54,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:09:54,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826300209] [2024-11-09 07:09:54,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:09:54,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:09:54,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:09:54,435 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-09 07:09:54,435 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:09:54,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826300209] [2024-11-09 07:09:54,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1826300209] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:09:54,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [521331255] [2024-11-09 07:09:54,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:09:54,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:09:54,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:09:54,440 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:09:54,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 07:09:54,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:09:54,858 INFO L255 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 07:09:54,864 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:09:54,965 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-09 07:09:54,966 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:09:55,078 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-09 07:09:55,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [521331255] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 07:09:55,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [224610282] [2024-11-09 07:09:55,105 INFO L159 IcfgInterpreter]: Started Sifa with 46 locations of interest [2024-11-09 07:09:55,105 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 07:09:55,109 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 07:09:55,116 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 07:09:55,116 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 07:10:02,238 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 204 for LOIs [2024-11-09 07:10:02,396 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-09 07:10:29,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [224610282] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:10:29,910 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2024-11-09 07:10:29,910 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [4, 4, 4] total 17 [2024-11-09 07:10:29,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517876676] [2024-11-09 07:10:29,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:10:29,912 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-09 07:10:29,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:10:29,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 07:10:29,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=186, Unknown=7, NotChecked=0, Total=272 [2024-11-09 07:10:29,914 INFO L87 Difference]: Start difference. First operand 86 states and 101 transitions. Second operand has 13 states, 12 states have (on average 3.5833333333333335) internal successors, (43), 11 states have internal predecessors, (43), 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) [2024-11-09 07:10:32,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:10:34,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:10:36,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:10:38,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:10:40,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:10:43,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:10:45,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:10:47,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:10:49,718 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:10:51,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:10:53,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:10:55,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:10:57,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:10:59,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:11:01,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:11:03,857 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:11:05,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:11:07,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:11:10,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:11:12,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:11:13,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:11:18,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:11:24,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:11:28,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:11:33,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:11:35,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:11:38,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:11:40,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:11:42,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:11:44,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:11:46,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:11:47,515 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 07:11:49,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 07:11:52,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2024-11-09 07:11:55,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 07:11:58,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2024-11-09 07:11:59,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2024-11-09 07:11:59,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:11:59,586 INFO L93 Difference]: Finished difference Result 167 states and 199 transitions. [2024-11-09 07:11:59,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 07:11:59,594 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 3.5833333333333335) internal successors, (43), 11 states have internal predecessors, (43), 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 49 [2024-11-09 07:11:59,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:11:59,596 INFO L225 Difference]: With dead ends: 167 [2024-11-09 07:11:59,596 INFO L226 Difference]: Without dead ends: 87 [2024-11-09 07:11:59,597 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 133 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 28.2s TimeCoverageRelationStatistics Valid=88, Invalid=211, Unknown=7, NotChecked=0, Total=306 [2024-11-09 07:11:59,598 INFO L432 NwaCegarLoop]: 61 mSDtfsCounter, 6 mSDsluCounter, 431 mSDsCounter, 0 mSdLazyCounter, 471 mSolverCounterSat, 2 mSolverCounterUnsat, 32 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 87.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 492 SdHoareTripleChecker+Invalid, 505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 471 IncrementalHoareTripleChecker+Invalid, 32 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 88.9s IncrementalHoareTripleChecker+Time [2024-11-09 07:11:59,598 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 492 Invalid, 505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 471 Invalid, 32 Unknown, 0 Unchecked, 88.9s Time] [2024-11-09 07:11:59,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2024-11-09 07:11:59,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2024-11-09 07:11:59,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 81 states have (on average 1.1481481481481481) internal successors, (93), 81 states have internal predecessors, (93), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-09 07:11:59,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 101 transitions. [2024-11-09 07:11:59,616 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 101 transitions. Word has length 49 [2024-11-09 07:11:59,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:11:59,617 INFO L471 AbstractCegarLoop]: Abstraction has 87 states and 101 transitions. [2024-11-09 07:11:59,617 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 3.5833333333333335) internal successors, (43), 11 states have internal predecessors, (43), 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) [2024-11-09 07:11:59,617 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 101 transitions. [2024-11-09 07:11:59,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 07:11:59,619 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:11:59,619 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:11:59,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 07:11:59,819 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:11:59,820 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:11:59,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:11:59,820 INFO L85 PathProgramCache]: Analyzing trace with hash 1187152235, now seen corresponding path program 1 times [2024-11-09 07:11:59,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:11:59,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782988551] [2024-11-09 07:11:59,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:11:59,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:11:59,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:12:00,139 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-09 07:12:00,140 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:12:00,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782988551] [2024-11-09 07:12:00,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [782988551] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:12:00,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1777374388] [2024-11-09 07:12:00,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:12:00,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:12:00,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:12:00,143 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:12:00,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-09 07:12:00,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:12:00,490 INFO L255 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 07:12:00,493 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:12:00,649 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-09 07:12:00,650 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:12:00,904 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-09 07:12:00,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1777374388] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 07:12:00,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1025216696] [2024-11-09 07:12:00,907 INFO L159 IcfgInterpreter]: Started Sifa with 46 locations of interest [2024-11-09 07:12:00,908 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 07:12:00,908 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 07:12:00,908 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 07:12:00,909 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 07:12:34,828 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 384 for LOIs [2024-11-09 07:12:40,267 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-09 07:14:14,798 WARN L286 SmtUtils]: Spent 38.28s on a formula simplification. DAG size of input: 384 DAG size of output: 373 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:14:29,257 WARN L286 SmtUtils]: Spent 7.04s on a formula simplification that was a NOOP. DAG size: 176 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:14:40,352 WARN L286 SmtUtils]: Spent 7.78s on a formula simplification that was a NOOP. DAG size: 181 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:15:37,361 WARN L286 SmtUtils]: Spent 17.57s 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) [2024-11-09 07:16:40,572 WARN L286 SmtUtils]: Spent 21.86s on a formula simplification that was a NOOP. DAG size: 208 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:16:42,594 WARN L851 $PredicateComparison]: unable to prove that (and (= |c_ULTIMATE.start_main_~user~0#1.offset| 0) (= |c_ULTIMATE.start_main_~users~0#1.offset| 0) (let ((.cse21 (exists ((|v_#Ultimate.C_memset_#t~loopctr206_27| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr206_27|) (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr206_27| 4294967296)))))) (or (and (exists ((|v_#memory_int_119| (Array Int (Array Int Int))) (|v_#memory_int_407| (Array Int (Array Int Int))) (|v_#valid_63| (Array Int Int)) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_18| (Array Int (Array Int Int))) (|v_#length_38| (Array Int Int)) (|v_ULTIMATE.start_main_#t~malloc58#1.base_6| Int) (|v_#memory_$Pointer$.offset_385| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_121| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_385| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_121| (Array Int (Array Int Int))) (|v_#memory_int_120| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_18| (Array Int (Array Int Int)))) (let ((.cse12 (select (select |v_#memory_$Pointer$.base_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse13 (select (select |v_#memory_$Pointer$.offset_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse18 (select (select |v_#memory_$Pointer$.base_385| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse19 (+ 16 (select (select |v_#memory_$Pointer$.offset_385| |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (let ((.cse6 (store |v_#memory_$Pointer$.offset_385| .cse18 (store (select |v_#memory_$Pointer$.offset_385| .cse18) .cse19 8))) (.cse20 (store |v_#memory_$Pointer$.base_385| .cse18 (store (select |v_#memory_$Pointer$.base_385| .cse18) .cse19 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse3 (store |v_#memory_$Pointer$.offset_122| .cse12 (store (select |v_#memory_$Pointer$.offset_122| .cse12) .cse13 0))) (.cse0 (store |v_#memory_$Pointer$.base_122| .cse12 (store (select |v_#memory_$Pointer$.base_122| .cse12) .cse13 |v_ULTIMATE.start_main_#t~malloc58#1.base_6|)))) (let ((.cse1 (select (select .cse0 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse2 (+ 40 (select (select .cse3 |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse16 (select (select |v_#memory_$Pointer$.base_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse17 (+ (select (select |v_#memory_$Pointer$.offset_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse4 (select (select |v_#memory_$Pointer$.base_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse5 (+ (select (select |v_#memory_$Pointer$.offset_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse7 (select (select .cse20 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse8 (+ (select (select .cse6 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4))) (and (= (select |v_#valid_63| |v_ULTIMATE.start_main_#t~malloc58#1.base_6|) 0) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_18| (store .cse0 .cse1 (store (select .cse0 .cse1) .cse2 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_18| .cse1) .cse2)))) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_18| (store .cse3 .cse1 (store (select .cse3 .cse1) .cse2 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_18| .cse1) .cse2)))) (= |c_#length| (store |v_#length_38| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 384)) (= (store |v_#memory_$Pointer$.offset_123| .cse4 (store (select |v_#memory_$Pointer$.offset_123| .cse4) .cse5 (select (select |v_#memory_$Pointer$.offset_122| .cse4) .cse5))) |v_#memory_$Pointer$.offset_122|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1) |c_#StackHeapBarrier|) (= (store .cse6 .cse7 (store (select .cse6 .cse7) .cse8 (select (select |v_#memory_$Pointer$.offset_121| .cse7) .cse8))) |v_#memory_$Pointer$.offset_121|) (let ((.cse9 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_18| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse10 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_18| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_18| .cse9) .cse10) 0)) (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_18| .cse9) .cse10) 0)))) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 0)) (= (let ((.cse11 (let ((.cse14 (let ((.cse15 (store |v_#memory_int_119| .cse7 (store (select |v_#memory_int_119| .cse7) .cse8 32)))) (store .cse15 .cse16 (store (select .cse15 .cse16) .cse17 5))))) (store .cse14 .cse4 (store (select .cse14 .cse4) .cse5 8))))) (store .cse11 .cse12 (store (select .cse11 .cse12) .cse13 (select (select |v_#memory_int_120| .cse12) .cse13)))) |v_#memory_int_120|) (= (store |v_#memory_$Pointer$.offset_121| .cse16 (store (select |v_#memory_$Pointer$.offset_121| .cse16) .cse17 (select (select |v_#memory_$Pointer$.offset_123| .cse16) .cse17))) |v_#memory_$Pointer$.offset_123|) (= (store |v_#memory_int_407| .cse18 (store (select |v_#memory_int_407| .cse18) .cse19 (select (select |v_#memory_int_119| .cse18) .cse19))) |v_#memory_int_119|) (= |c_#valid| (store |v_#valid_63| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1)) (= (store |v_#memory_$Pointer$.base_121| .cse16 (store (select |v_#memory_$Pointer$.base_121| .cse16) .cse17 (select (select |v_#memory_$Pointer$.base_123| .cse16) .cse17))) |v_#memory_$Pointer$.base_123|) (= (store |v_#memory_$Pointer$.base_123| .cse4 (store (select |v_#memory_$Pointer$.base_123| .cse4) .cse5 (select (select |v_#memory_$Pointer$.base_122| .cse4) .cse5))) |v_#memory_$Pointer$.base_122|) (= (store .cse20 .cse7 (store (select .cse20 .cse7) .cse8 (select (select |v_#memory_$Pointer$.base_121| .cse7) .cse8))) |v_#memory_$Pointer$.base_121|)))))) .cse21) (and (exists ((|v_#memory_int_119| (Array Int (Array Int Int))) (|v_#memory_int_407| (Array Int (Array Int Int))) (|v_#valid_63| (Array Int Int)) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_17| (Array Int (Array Int Int))) (|v_#length_38| (Array Int Int)) (|v_ULTIMATE.start_main_#t~malloc58#1.base_6| Int) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_17| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_385| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_121| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_385| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_121| (Array Int (Array Int Int))) (|v_#memory_int_120| (Array Int (Array Int Int)))) (let ((.cse33 (select (select |v_#memory_$Pointer$.base_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse34 (select (select |v_#memory_$Pointer$.offset_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse39 (select (select |v_#memory_$Pointer$.base_385| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse40 (+ 16 (select (select |v_#memory_$Pointer$.offset_385| |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (let ((.cse29 (store |v_#memory_$Pointer$.offset_385| .cse39 (store (select |v_#memory_$Pointer$.offset_385| .cse39) .cse40 8))) (.cse42 (store |v_#memory_$Pointer$.base_385| .cse39 (store (select |v_#memory_$Pointer$.base_385| .cse39) .cse40 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse26 (store |v_#memory_$Pointer$.offset_122| .cse33 (store (select |v_#memory_$Pointer$.offset_122| .cse33) .cse34 0))) (.cse41 (store |v_#memory_$Pointer$.base_122| .cse33 (store (select |v_#memory_$Pointer$.base_122| .cse33) .cse34 |v_ULTIMATE.start_main_#t~malloc58#1.base_6|)))) (let ((.cse27 (select (select .cse41 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse28 (+ 40 (select (select .cse26 |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse37 (select (select |v_#memory_$Pointer$.base_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse38 (+ (select (select |v_#memory_$Pointer$.offset_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse24 (select (select |v_#memory_$Pointer$.base_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse25 (+ (select (select |v_#memory_$Pointer$.offset_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse30 (select (select .cse42 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse31 (+ (select (select .cse29 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4))) (and (let ((.cse22 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_17| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse23 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_17| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_17| .cse22) .cse23) 0)) (not (= (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_17| .cse22) .cse23) 0)))) (= (select |v_#valid_63| |v_ULTIMATE.start_main_#t~malloc58#1.base_6|) 0) (= |c_#length| (store |v_#length_38| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 384)) (= (store |v_#memory_$Pointer$.offset_123| .cse24 (store (select |v_#memory_$Pointer$.offset_123| .cse24) .cse25 (select (select |v_#memory_$Pointer$.offset_122| .cse24) .cse25))) |v_#memory_$Pointer$.offset_122|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1) |c_#StackHeapBarrier|) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_17| (store .cse26 .cse27 (store (select .cse26 .cse27) .cse28 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_17| .cse27) .cse28)))) (= (store .cse29 .cse30 (store (select .cse29 .cse30) .cse31 (select (select |v_#memory_$Pointer$.offset_121| .cse30) .cse31))) |v_#memory_$Pointer$.offset_121|) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 0)) (= (let ((.cse32 (let ((.cse35 (let ((.cse36 (store |v_#memory_int_119| .cse30 (store (select |v_#memory_int_119| .cse30) .cse31 32)))) (store .cse36 .cse37 (store (select .cse36 .cse37) .cse38 5))))) (store .cse35 .cse24 (store (select .cse35 .cse24) .cse25 8))))) (store .cse32 .cse33 (store (select .cse32 .cse33) .cse34 (select (select |v_#memory_int_120| .cse33) .cse34)))) |v_#memory_int_120|) (= (store |v_#memory_$Pointer$.offset_121| .cse37 (store (select |v_#memory_$Pointer$.offset_121| .cse37) .cse38 (select (select |v_#memory_$Pointer$.offset_123| .cse37) .cse38))) |v_#memory_$Pointer$.offset_123|) (= (store |v_#memory_int_407| .cse39 (store (select |v_#memory_int_407| .cse39) .cse40 (select (select |v_#memory_int_119| .cse39) .cse40))) |v_#memory_int_119|) (= |c_#valid| (store |v_#valid_63| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1)) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_17| (store .cse41 .cse27 (store (select .cse41 .cse27) .cse28 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_17| .cse27) .cse28)))) (= (store |v_#memory_$Pointer$.base_121| .cse37 (store (select |v_#memory_$Pointer$.base_121| .cse37) .cse38 (select (select |v_#memory_$Pointer$.base_123| .cse37) .cse38))) |v_#memory_$Pointer$.base_123|) (= (store |v_#memory_$Pointer$.base_123| .cse24 (store (select |v_#memory_$Pointer$.base_123| .cse24) .cse25 (select (select |v_#memory_$Pointer$.base_122| .cse24) .cse25))) |v_#memory_$Pointer$.base_122|) (= (store .cse42 .cse30 (store (select .cse42 .cse30) .cse31 (select (select |v_#memory_$Pointer$.base_121| .cse30) .cse31))) |v_#memory_$Pointer$.base_121|)))))) .cse21))) (<= 1 |c_#StackHeapBarrier|) (<= 0 |c_ULTIMATE.start_main_~i~0#1|) (= |c_ULTIMATE.start_main_~users~0#1.base| |c_ULTIMATE.start_main_~user~0#1.base|)) is different from false [2024-11-09 07:16:44,628 WARN L851 $PredicateComparison]: unable to prove that (and (= |c_ULTIMATE.start_main_~user~0#1.offset| 0) (= |c_ULTIMATE.start_main_~users~0#1.offset| 0) (let ((.cse21 (exists ((|v_#Ultimate.C_memset_#t~loopctr206_27| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr206_27|) (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr206_27| 4294967296)))))) (or (and (exists ((|v_#memory_int_119| (Array Int (Array Int Int))) (|v_#memory_int_407| (Array Int (Array Int Int))) (|v_#valid_63| (Array Int Int)) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_18| (Array Int (Array Int Int))) (|v_#length_38| (Array Int Int)) (|v_ULTIMATE.start_main_#t~malloc58#1.base_6| Int) (|v_#memory_$Pointer$.offset_385| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_121| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_385| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_121| (Array Int (Array Int Int))) (|v_#memory_int_120| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_18| (Array Int (Array Int Int)))) (let ((.cse12 (select (select |v_#memory_$Pointer$.base_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse13 (select (select |v_#memory_$Pointer$.offset_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse18 (select (select |v_#memory_$Pointer$.base_385| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse19 (+ 16 (select (select |v_#memory_$Pointer$.offset_385| |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (let ((.cse6 (store |v_#memory_$Pointer$.offset_385| .cse18 (store (select |v_#memory_$Pointer$.offset_385| .cse18) .cse19 8))) (.cse20 (store |v_#memory_$Pointer$.base_385| .cse18 (store (select |v_#memory_$Pointer$.base_385| .cse18) .cse19 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse3 (store |v_#memory_$Pointer$.offset_122| .cse12 (store (select |v_#memory_$Pointer$.offset_122| .cse12) .cse13 0))) (.cse0 (store |v_#memory_$Pointer$.base_122| .cse12 (store (select |v_#memory_$Pointer$.base_122| .cse12) .cse13 |v_ULTIMATE.start_main_#t~malloc58#1.base_6|)))) (let ((.cse1 (select (select .cse0 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse2 (+ 40 (select (select .cse3 |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse16 (select (select |v_#memory_$Pointer$.base_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse17 (+ (select (select |v_#memory_$Pointer$.offset_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse4 (select (select |v_#memory_$Pointer$.base_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse5 (+ (select (select |v_#memory_$Pointer$.offset_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse7 (select (select .cse20 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse8 (+ (select (select .cse6 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4))) (and (= (select |v_#valid_63| |v_ULTIMATE.start_main_#t~malloc58#1.base_6|) 0) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_18| (store .cse0 .cse1 (store (select .cse0 .cse1) .cse2 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_18| .cse1) .cse2)))) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_18| (store .cse3 .cse1 (store (select .cse3 .cse1) .cse2 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_18| .cse1) .cse2)))) (= |c_#length| (store |v_#length_38| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 384)) (= (store |v_#memory_$Pointer$.offset_123| .cse4 (store (select |v_#memory_$Pointer$.offset_123| .cse4) .cse5 (select (select |v_#memory_$Pointer$.offset_122| .cse4) .cse5))) |v_#memory_$Pointer$.offset_122|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1) |c_#StackHeapBarrier|) (= (store .cse6 .cse7 (store (select .cse6 .cse7) .cse8 (select (select |v_#memory_$Pointer$.offset_121| .cse7) .cse8))) |v_#memory_$Pointer$.offset_121|) (let ((.cse9 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_18| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse10 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_18| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_18| .cse9) .cse10) 0)) (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_18| .cse9) .cse10) 0)))) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 0)) (= (let ((.cse11 (let ((.cse14 (let ((.cse15 (store |v_#memory_int_119| .cse7 (store (select |v_#memory_int_119| .cse7) .cse8 32)))) (store .cse15 .cse16 (store (select .cse15 .cse16) .cse17 5))))) (store .cse14 .cse4 (store (select .cse14 .cse4) .cse5 8))))) (store .cse11 .cse12 (store (select .cse11 .cse12) .cse13 (select (select |v_#memory_int_120| .cse12) .cse13)))) |v_#memory_int_120|) (= (store |v_#memory_$Pointer$.offset_121| .cse16 (store (select |v_#memory_$Pointer$.offset_121| .cse16) .cse17 (select (select |v_#memory_$Pointer$.offset_123| .cse16) .cse17))) |v_#memory_$Pointer$.offset_123|) (= (store |v_#memory_int_407| .cse18 (store (select |v_#memory_int_407| .cse18) .cse19 (select (select |v_#memory_int_119| .cse18) .cse19))) |v_#memory_int_119|) (= |c_#valid| (store |v_#valid_63| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1)) (= (store |v_#memory_$Pointer$.base_121| .cse16 (store (select |v_#memory_$Pointer$.base_121| .cse16) .cse17 (select (select |v_#memory_$Pointer$.base_123| .cse16) .cse17))) |v_#memory_$Pointer$.base_123|) (= (store |v_#memory_$Pointer$.base_123| .cse4 (store (select |v_#memory_$Pointer$.base_123| .cse4) .cse5 (select (select |v_#memory_$Pointer$.base_122| .cse4) .cse5))) |v_#memory_$Pointer$.base_122|) (= (store .cse20 .cse7 (store (select .cse20 .cse7) .cse8 (select (select |v_#memory_$Pointer$.base_121| .cse7) .cse8))) |v_#memory_$Pointer$.base_121|)))))) .cse21) (and (exists ((|v_#memory_int_119| (Array Int (Array Int Int))) (|v_#memory_int_407| (Array Int (Array Int Int))) (|v_#valid_63| (Array Int Int)) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_17| (Array Int (Array Int Int))) (|v_#length_38| (Array Int Int)) (|v_ULTIMATE.start_main_#t~malloc58#1.base_6| Int) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_17| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_385| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_121| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_385| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_121| (Array Int (Array Int Int))) (|v_#memory_int_120| (Array Int (Array Int Int)))) (let ((.cse33 (select (select |v_#memory_$Pointer$.base_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse34 (select (select |v_#memory_$Pointer$.offset_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse39 (select (select |v_#memory_$Pointer$.base_385| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse40 (+ 16 (select (select |v_#memory_$Pointer$.offset_385| |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (let ((.cse29 (store |v_#memory_$Pointer$.offset_385| .cse39 (store (select |v_#memory_$Pointer$.offset_385| .cse39) .cse40 8))) (.cse42 (store |v_#memory_$Pointer$.base_385| .cse39 (store (select |v_#memory_$Pointer$.base_385| .cse39) .cse40 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse26 (store |v_#memory_$Pointer$.offset_122| .cse33 (store (select |v_#memory_$Pointer$.offset_122| .cse33) .cse34 0))) (.cse41 (store |v_#memory_$Pointer$.base_122| .cse33 (store (select |v_#memory_$Pointer$.base_122| .cse33) .cse34 |v_ULTIMATE.start_main_#t~malloc58#1.base_6|)))) (let ((.cse27 (select (select .cse41 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse28 (+ 40 (select (select .cse26 |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse37 (select (select |v_#memory_$Pointer$.base_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse38 (+ (select (select |v_#memory_$Pointer$.offset_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse24 (select (select |v_#memory_$Pointer$.base_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse25 (+ (select (select |v_#memory_$Pointer$.offset_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse30 (select (select .cse42 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse31 (+ (select (select .cse29 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4))) (and (let ((.cse22 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_17| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse23 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_17| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_17| .cse22) .cse23) 0)) (not (= (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_17| .cse22) .cse23) 0)))) (= (select |v_#valid_63| |v_ULTIMATE.start_main_#t~malloc58#1.base_6|) 0) (= |c_#length| (store |v_#length_38| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 384)) (= (store |v_#memory_$Pointer$.offset_123| .cse24 (store (select |v_#memory_$Pointer$.offset_123| .cse24) .cse25 (select (select |v_#memory_$Pointer$.offset_122| .cse24) .cse25))) |v_#memory_$Pointer$.offset_122|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1) |c_#StackHeapBarrier|) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_17| (store .cse26 .cse27 (store (select .cse26 .cse27) .cse28 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_17| .cse27) .cse28)))) (= (store .cse29 .cse30 (store (select .cse29 .cse30) .cse31 (select (select |v_#memory_$Pointer$.offset_121| .cse30) .cse31))) |v_#memory_$Pointer$.offset_121|) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 0)) (= (let ((.cse32 (let ((.cse35 (let ((.cse36 (store |v_#memory_int_119| .cse30 (store (select |v_#memory_int_119| .cse30) .cse31 32)))) (store .cse36 .cse37 (store (select .cse36 .cse37) .cse38 5))))) (store .cse35 .cse24 (store (select .cse35 .cse24) .cse25 8))))) (store .cse32 .cse33 (store (select .cse32 .cse33) .cse34 (select (select |v_#memory_int_120| .cse33) .cse34)))) |v_#memory_int_120|) (= (store |v_#memory_$Pointer$.offset_121| .cse37 (store (select |v_#memory_$Pointer$.offset_121| .cse37) .cse38 (select (select |v_#memory_$Pointer$.offset_123| .cse37) .cse38))) |v_#memory_$Pointer$.offset_123|) (= (store |v_#memory_int_407| .cse39 (store (select |v_#memory_int_407| .cse39) .cse40 (select (select |v_#memory_int_119| .cse39) .cse40))) |v_#memory_int_119|) (= |c_#valid| (store |v_#valid_63| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1)) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_17| (store .cse41 .cse27 (store (select .cse41 .cse27) .cse28 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_17| .cse27) .cse28)))) (= (store |v_#memory_$Pointer$.base_121| .cse37 (store (select |v_#memory_$Pointer$.base_121| .cse37) .cse38 (select (select |v_#memory_$Pointer$.base_123| .cse37) .cse38))) |v_#memory_$Pointer$.base_123|) (= (store |v_#memory_$Pointer$.base_123| .cse24 (store (select |v_#memory_$Pointer$.base_123| .cse24) .cse25 (select (select |v_#memory_$Pointer$.base_122| .cse24) .cse25))) |v_#memory_$Pointer$.base_122|) (= (store .cse42 .cse30 (store (select .cse42 .cse30) .cse31 (select (select |v_#memory_$Pointer$.base_121| .cse30) .cse31))) |v_#memory_$Pointer$.base_121|)))))) .cse21))) (<= 1 |c_#StackHeapBarrier|) (<= 0 |c_ULTIMATE.start_main_~i~0#1|) (= |c_ULTIMATE.start_main_~users~0#1.base| |c_ULTIMATE.start_main_~user~0#1.base|) (exists ((|v_#memory_$Pointer$.offset_386| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_386| (Array Int (Array Int Int))) (|v_#memory_int_408| (Array Int (Array Int Int)))) (let ((.cse43 (select (select |v_#memory_$Pointer$.base_386| |c_ULTIMATE.start_main_~users~0#1.base|) 8)) (.cse45 (+ (select (select |v_#memory_$Pointer$.offset_386| |c_ULTIMATE.start_main_~users~0#1.base|) 8) 12))) (and (= (store |v_#memory_int_408| .cse43 (let ((.cse44 (select |v_#memory_int_408| .cse43))) (store .cse44 .cse45 (+ (select .cse44 .cse45) 1)))) |c_#memory_int|) (= |c_#memory_$Pointer$.offset| (store |v_#memory_$Pointer$.offset_386| .cse43 (store (select |v_#memory_$Pointer$.offset_386| .cse43) .cse45 (select (select |c_#memory_$Pointer$.offset| .cse43) .cse45)))) (= |c_#memory_$Pointer$.base| (store |v_#memory_$Pointer$.base_386| .cse43 (store (select |v_#memory_$Pointer$.base_386| .cse43) .cse45 (select (select |c_#memory_$Pointer$.base| .cse43) .cse45)))))))) is different from false [2024-11-09 07:16:46,652 WARN L851 $PredicateComparison]: unable to prove that (and (= |c_ULTIMATE.start_main_~user~0#1.offset| 0) (= |c_ULTIMATE.start_main_~users~0#1.offset| 0) (let ((.cse21 (exists ((|v_#Ultimate.C_memset_#t~loopctr206_27| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr206_27|) (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr206_27| 4294967296)))))) (or (and (exists ((|v_#memory_int_119| (Array Int (Array Int Int))) (|v_#memory_int_407| (Array Int (Array Int Int))) (|v_#valid_63| (Array Int Int)) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_18| (Array Int (Array Int Int))) (|v_#length_38| (Array Int Int)) (|v_ULTIMATE.start_main_#t~malloc58#1.base_6| Int) (|v_#memory_$Pointer$.offset_385| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_121| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_385| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_121| (Array Int (Array Int Int))) (|v_#memory_int_120| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_18| (Array Int (Array Int Int)))) (let ((.cse12 (select (select |v_#memory_$Pointer$.base_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse13 (select (select |v_#memory_$Pointer$.offset_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse18 (select (select |v_#memory_$Pointer$.base_385| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse19 (+ 16 (select (select |v_#memory_$Pointer$.offset_385| |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (let ((.cse6 (store |v_#memory_$Pointer$.offset_385| .cse18 (store (select |v_#memory_$Pointer$.offset_385| .cse18) .cse19 8))) (.cse20 (store |v_#memory_$Pointer$.base_385| .cse18 (store (select |v_#memory_$Pointer$.base_385| .cse18) .cse19 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse3 (store |v_#memory_$Pointer$.offset_122| .cse12 (store (select |v_#memory_$Pointer$.offset_122| .cse12) .cse13 0))) (.cse0 (store |v_#memory_$Pointer$.base_122| .cse12 (store (select |v_#memory_$Pointer$.base_122| .cse12) .cse13 |v_ULTIMATE.start_main_#t~malloc58#1.base_6|)))) (let ((.cse1 (select (select .cse0 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse2 (+ 40 (select (select .cse3 |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse16 (select (select |v_#memory_$Pointer$.base_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse17 (+ (select (select |v_#memory_$Pointer$.offset_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse4 (select (select |v_#memory_$Pointer$.base_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse5 (+ (select (select |v_#memory_$Pointer$.offset_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse7 (select (select .cse20 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse8 (+ (select (select .cse6 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4))) (and (= (select |v_#valid_63| |v_ULTIMATE.start_main_#t~malloc58#1.base_6|) 0) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_18| (store .cse0 .cse1 (store (select .cse0 .cse1) .cse2 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_18| .cse1) .cse2)))) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_18| (store .cse3 .cse1 (store (select .cse3 .cse1) .cse2 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_18| .cse1) .cse2)))) (= |c_#length| (store |v_#length_38| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 384)) (= (store |v_#memory_$Pointer$.offset_123| .cse4 (store (select |v_#memory_$Pointer$.offset_123| .cse4) .cse5 (select (select |v_#memory_$Pointer$.offset_122| .cse4) .cse5))) |v_#memory_$Pointer$.offset_122|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1) |c_#StackHeapBarrier|) (= (store .cse6 .cse7 (store (select .cse6 .cse7) .cse8 (select (select |v_#memory_$Pointer$.offset_121| .cse7) .cse8))) |v_#memory_$Pointer$.offset_121|) (let ((.cse9 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_18| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse10 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_18| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_18| .cse9) .cse10) 0)) (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_18| .cse9) .cse10) 0)))) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 0)) (= (let ((.cse11 (let ((.cse14 (let ((.cse15 (store |v_#memory_int_119| .cse7 (store (select |v_#memory_int_119| .cse7) .cse8 32)))) (store .cse15 .cse16 (store (select .cse15 .cse16) .cse17 5))))) (store .cse14 .cse4 (store (select .cse14 .cse4) .cse5 8))))) (store .cse11 .cse12 (store (select .cse11 .cse12) .cse13 (select (select |v_#memory_int_120| .cse12) .cse13)))) |v_#memory_int_120|) (= (store |v_#memory_$Pointer$.offset_121| .cse16 (store (select |v_#memory_$Pointer$.offset_121| .cse16) .cse17 (select (select |v_#memory_$Pointer$.offset_123| .cse16) .cse17))) |v_#memory_$Pointer$.offset_123|) (= (store |v_#memory_int_407| .cse18 (store (select |v_#memory_int_407| .cse18) .cse19 (select (select |v_#memory_int_119| .cse18) .cse19))) |v_#memory_int_119|) (= |c_#valid| (store |v_#valid_63| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1)) (= (store |v_#memory_$Pointer$.base_121| .cse16 (store (select |v_#memory_$Pointer$.base_121| .cse16) .cse17 (select (select |v_#memory_$Pointer$.base_123| .cse16) .cse17))) |v_#memory_$Pointer$.base_123|) (= (store |v_#memory_$Pointer$.base_123| .cse4 (store (select |v_#memory_$Pointer$.base_123| .cse4) .cse5 (select (select |v_#memory_$Pointer$.base_122| .cse4) .cse5))) |v_#memory_$Pointer$.base_122|) (= (store .cse20 .cse7 (store (select .cse20 .cse7) .cse8 (select (select |v_#memory_$Pointer$.base_121| .cse7) .cse8))) |v_#memory_$Pointer$.base_121|)))))) .cse21) (and (exists ((|v_#memory_int_119| (Array Int (Array Int Int))) (|v_#memory_int_407| (Array Int (Array Int Int))) (|v_#valid_63| (Array Int Int)) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_17| (Array Int (Array Int Int))) (|v_#length_38| (Array Int Int)) (|v_ULTIMATE.start_main_#t~malloc58#1.base_6| Int) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_17| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_385| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_121| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_385| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_121| (Array Int (Array Int Int))) (|v_#memory_int_120| (Array Int (Array Int Int)))) (let ((.cse33 (select (select |v_#memory_$Pointer$.base_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse34 (select (select |v_#memory_$Pointer$.offset_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse39 (select (select |v_#memory_$Pointer$.base_385| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse40 (+ 16 (select (select |v_#memory_$Pointer$.offset_385| |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (let ((.cse29 (store |v_#memory_$Pointer$.offset_385| .cse39 (store (select |v_#memory_$Pointer$.offset_385| .cse39) .cse40 8))) (.cse42 (store |v_#memory_$Pointer$.base_385| .cse39 (store (select |v_#memory_$Pointer$.base_385| .cse39) .cse40 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse26 (store |v_#memory_$Pointer$.offset_122| .cse33 (store (select |v_#memory_$Pointer$.offset_122| .cse33) .cse34 0))) (.cse41 (store |v_#memory_$Pointer$.base_122| .cse33 (store (select |v_#memory_$Pointer$.base_122| .cse33) .cse34 |v_ULTIMATE.start_main_#t~malloc58#1.base_6|)))) (let ((.cse27 (select (select .cse41 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse28 (+ 40 (select (select .cse26 |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse37 (select (select |v_#memory_$Pointer$.base_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse38 (+ (select (select |v_#memory_$Pointer$.offset_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse24 (select (select |v_#memory_$Pointer$.base_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse25 (+ (select (select |v_#memory_$Pointer$.offset_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse30 (select (select .cse42 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse31 (+ (select (select .cse29 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4))) (and (let ((.cse22 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_17| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse23 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_17| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_17| .cse22) .cse23) 0)) (not (= (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_17| .cse22) .cse23) 0)))) (= (select |v_#valid_63| |v_ULTIMATE.start_main_#t~malloc58#1.base_6|) 0) (= |c_#length| (store |v_#length_38| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 384)) (= (store |v_#memory_$Pointer$.offset_123| .cse24 (store (select |v_#memory_$Pointer$.offset_123| .cse24) .cse25 (select (select |v_#memory_$Pointer$.offset_122| .cse24) .cse25))) |v_#memory_$Pointer$.offset_122|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1) |c_#StackHeapBarrier|) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_17| (store .cse26 .cse27 (store (select .cse26 .cse27) .cse28 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_17| .cse27) .cse28)))) (= (store .cse29 .cse30 (store (select .cse29 .cse30) .cse31 (select (select |v_#memory_$Pointer$.offset_121| .cse30) .cse31))) |v_#memory_$Pointer$.offset_121|) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 0)) (= (let ((.cse32 (let ((.cse35 (let ((.cse36 (store |v_#memory_int_119| .cse30 (store (select |v_#memory_int_119| .cse30) .cse31 32)))) (store .cse36 .cse37 (store (select .cse36 .cse37) .cse38 5))))) (store .cse35 .cse24 (store (select .cse35 .cse24) .cse25 8))))) (store .cse32 .cse33 (store (select .cse32 .cse33) .cse34 (select (select |v_#memory_int_120| .cse33) .cse34)))) |v_#memory_int_120|) (= (store |v_#memory_$Pointer$.offset_121| .cse37 (store (select |v_#memory_$Pointer$.offset_121| .cse37) .cse38 (select (select |v_#memory_$Pointer$.offset_123| .cse37) .cse38))) |v_#memory_$Pointer$.offset_123|) (= (store |v_#memory_int_407| .cse39 (store (select |v_#memory_int_407| .cse39) .cse40 (select (select |v_#memory_int_119| .cse39) .cse40))) |v_#memory_int_119|) (= |c_#valid| (store |v_#valid_63| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1)) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_17| (store .cse41 .cse27 (store (select .cse41 .cse27) .cse28 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_17| .cse27) .cse28)))) (= (store |v_#memory_$Pointer$.base_121| .cse37 (store (select |v_#memory_$Pointer$.base_121| .cse37) .cse38 (select (select |v_#memory_$Pointer$.base_123| .cse37) .cse38))) |v_#memory_$Pointer$.base_123|) (= (store |v_#memory_$Pointer$.base_123| .cse24 (store (select |v_#memory_$Pointer$.base_123| .cse24) .cse25 (select (select |v_#memory_$Pointer$.base_122| .cse24) .cse25))) |v_#memory_$Pointer$.base_122|) (= (store .cse42 .cse30 (store (select .cse42 .cse30) .cse31 (select (select |v_#memory_$Pointer$.base_121| .cse30) .cse31))) |v_#memory_$Pointer$.base_121|)))))) .cse21))) (<= 1 |c_#StackHeapBarrier|) (<= 0 |c_ULTIMATE.start_main_~i~0#1|) (= |c_ULTIMATE.start_main_~users~0#1.base| |c_ULTIMATE.start_main_~user~0#1.base|) (let ((.cse47 (mod (+ (select (select |c_#memory_int| (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~users~0#1.base|) 8)) (+ (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~users~0#1.base|) 8) 4)) 4294967295) 4294967296)) (.cse48 (mod |c_ULTIMATE.start_main_~_ha_hashv~0#1| 4294967296))) (let ((.cse43 (= .cse48 0)) (.cse44 (= .cse47 0))) (or (and (= |c_ULTIMATE.start_main_~_ha_bkt~0#1| 0) (or .cse43 .cse44)) (and (not .cse43) (let ((.cse45 (= .cse47 .cse48))) (or (and (= |c_ULTIMATE.start_main_~_ha_bkt~0#1| |c_ULTIMATE.start_main_~_ha_hashv~0#1|) .cse45) (let ((.cse46 (mod |c_ULTIMATE.start_main_~_ha_bkt~0#1| 4294967296))) (and (not .cse45) (<= .cse46 .cse47) (<= .cse46 .cse48))))) (not .cse44))))) (exists ((|v_#memory_$Pointer$.offset_386| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_386| (Array Int (Array Int Int))) (|v_#memory_int_408| (Array Int (Array Int Int)))) (let ((.cse49 (select (select |v_#memory_$Pointer$.base_386| |c_ULTIMATE.start_main_~users~0#1.base|) 8)) (.cse51 (+ (select (select |v_#memory_$Pointer$.offset_386| |c_ULTIMATE.start_main_~users~0#1.base|) 8) 12))) (and (= (store |v_#memory_int_408| .cse49 (let ((.cse50 (select |v_#memory_int_408| .cse49))) (store .cse50 .cse51 (+ (select .cse50 .cse51) 1)))) |c_#memory_int|) (= |c_#memory_$Pointer$.offset| (store |v_#memory_$Pointer$.offset_386| .cse49 (store (select |v_#memory_$Pointer$.offset_386| .cse49) .cse51 (select (select |c_#memory_$Pointer$.offset| .cse49) .cse51)))) (= |c_#memory_$Pointer$.base| (store |v_#memory_$Pointer$.base_386| .cse49 (store (select |v_#memory_$Pointer$.base_386| .cse49) .cse51 (select (select |c_#memory_$Pointer$.base| .cse49) .cse51)))))))) is different from false [2024-11-09 07:17:03,642 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '1788#(and (<= 1 |#StackHeapBarrier|) (= |ULTIMATE.start_main_~users~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0))' at error location [2024-11-09 07:17:03,642 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2024-11-09 07:17:03,642 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 07:17:03,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2024-11-09 07:17:03,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106328479] [2024-11-09 07:17:03,643 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 07:17:03,643 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 07:17:03,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:17:03,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 07:17:03,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=675, Unknown=54, NotChecked=168, Total=992 [2024-11-09 07:17:03,645 INFO L87 Difference]: Start difference. First operand 87 states and 101 transitions. Second operand has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-09 07:17:05,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:17:07,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:17:09,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:17:11,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:17:13,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:17:15,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:17:17,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:17:19,901 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:17:21,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:17:23,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:17:25,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:17:27,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:17:29,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:17:31,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:17:33,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:17:33,972 INFO L93 Difference]: Finished difference Result 243 states and 289 transitions. [2024-11-09 07:17:33,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 07:17:33,972 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 50 [2024-11-09 07:17:33,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:17:33,974 INFO L225 Difference]: With dead ends: 243 [2024-11-09 07:17:33,974 INFO L226 Difference]: Without dead ends: 236 [2024-11-09 07:17:33,975 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 120 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 3 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 263.4s TimeCoverageRelationStatistics Valid=95, Invalid=675, Unknown=54, NotChecked=168, Total=992 [2024-11-09 07:17:33,976 INFO L432 NwaCegarLoop]: 90 mSDtfsCounter, 180 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 5 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 277 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.3s IncrementalHoareTripleChecker+Time [2024-11-09 07:17:33,976 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 277 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 72 Invalid, 13 Unknown, 0 Unchecked, 30.3s Time] [2024-11-09 07:17:33,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2024-11-09 07:17:34,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 236. [2024-11-09 07:17:34,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 236 states, 222 states have (on average 1.1306306306306306) internal successors, (251), 221 states have internal predecessors, (251), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-09 07:17:34,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 275 transitions. [2024-11-09 07:17:34,007 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 275 transitions. Word has length 50 [2024-11-09 07:17:34,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:17:34,008 INFO L471 AbstractCegarLoop]: Abstraction has 236 states and 275 transitions. [2024-11-09 07:17:34,008 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.333333333333334) internal successors, (80), 6 states have internal predecessors, (80), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-09 07:17:34,008 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 275 transitions. [2024-11-09 07:17:34,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-09 07:17:34,013 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:17:34,013 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, 4, 4, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:17:34,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-09 07:17:34,215 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:17:34,216 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:17:34,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:17:34,217 INFO L85 PathProgramCache]: Analyzing trace with hash 505229787, now seen corresponding path program 1 times [2024-11-09 07:17:34,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:17:34,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590812503] [2024-11-09 07:17:34,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:17:34,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:17:34,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:17:35,427 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 7 proven. 36 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-09 07:17:35,427 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 07:17:35,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590812503] [2024-11-09 07:17:35,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590812503] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 07:17:35,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1488934887] [2024-11-09 07:17:35,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:17:35,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:17:35,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:17:35,431 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:17:35,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-09 07:17:36,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:17:36,167 INFO L255 TraceCheckSpWp]: Trace formula consists of 1213 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 07:17:36,173 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:17:36,782 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-09 07:17:36,782 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 07:17:37,521 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-09 07:17:37,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1488934887] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 07:17:37,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [954382433] [2024-11-09 07:17:37,528 INFO L159 IcfgInterpreter]: Started Sifa with 48 locations of interest [2024-11-09 07:17:37,532 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 07:17:37,533 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 07:17:37,533 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 07:17:37,534 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 07:18:02,963 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 204 for LOIs [2024-11-09 07:18:03,254 INFO L180 IcfgInterpreter]: Interpretation finished [2024-11-09 07:18:35,605 WARN L286 SmtUtils]: Spent 18.31s on a formula simplification. DAG size of input: 204 DAG size of output: 201 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:18:44,918 WARN L286 SmtUtils]: Spent 7.26s on a formula simplification that was a NOOP. DAG size: 176 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:18:52,635 WARN L286 SmtUtils]: Spent 6.09s on a formula simplification that was a NOOP. DAG size: 181 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:18:54,651 WARN L851 $PredicateComparison]: unable to prove that (and (= |c_ULTIMATE.start_main_~user~0#1.offset| 0) (<= 1 |c_#StackHeapBarrier|) (<= 0 |c_ULTIMATE.start_main_~i~0#1|) (let ((.cse23 (exists ((|v_#Ultimate.C_memset_#t~loopctr206_40| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr206_40|) (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr206_40| 4294967296)))))) (or (and (exists ((|v_#memory_$Pointer$.base_509| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_31| (Array Int (Array Int Int))) (|v_#memory_int_119| (Array Int (Array Int Int))) (|v_#memory_int_549| (Array Int (Array Int Int))) (|v_#valid_84| (Array Int Int)) (|v_#memory_$Pointer$.offset_509| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc58#1.base_6| Int) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_31| (Array Int (Array Int Int))) (|v_#length_59| (Array Int Int)) (|v_#memory_$Pointer$.offset_121| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_121| (Array Int (Array Int Int))) (|v_#memory_int_120| (Array Int (Array Int Int)))) (let ((.cse9 (select (select |v_#memory_$Pointer$.base_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse10 (select (select |v_#memory_$Pointer$.offset_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse18 (select (select |v_#memory_$Pointer$.base_509| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse19 (+ 16 (select (select |v_#memory_$Pointer$.offset_509| |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (let ((.cse20 (store |v_#memory_$Pointer$.offset_509| .cse18 (store (select |v_#memory_$Pointer$.offset_509| .cse18) .cse19 8))) (.cse2 (store |v_#memory_$Pointer$.base_509| .cse18 (store (select |v_#memory_$Pointer$.base_509| .cse18) .cse19 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse21 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_31| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse22 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_31| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse17 (store |v_#memory_$Pointer$.offset_122| .cse9 (store (select |v_#memory_$Pointer$.offset_122| .cse9) .cse10 0))) (.cse5 (store |v_#memory_$Pointer$.base_122| .cse9 (store (select |v_#memory_$Pointer$.base_122| .cse9) .cse10 |v_ULTIMATE.start_main_#t~malloc58#1.base_6|)))) (let ((.cse6 (select (select .cse5 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse7 (+ 40 (select (select .cse17 |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse0 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_31| .cse21) .cse22)) (.cse1 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_31| .cse21) .cse22)) (.cse3 (select (select .cse2 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse4 (+ (select (select .cse20 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse15 (select (select |v_#memory_$Pointer$.base_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse16 (+ (select (select |v_#memory_$Pointer$.offset_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse12 (select (select |v_#memory_$Pointer$.base_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse13 (+ (select (select |v_#memory_$Pointer$.offset_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20))) (and (or (not (= .cse0 0)) (not (= .cse1 0))) (= (store .cse2 .cse3 (store (select .cse2 .cse3) .cse4 (select (select |v_#memory_$Pointer$.base_121| .cse3) .cse4))) |v_#memory_$Pointer$.base_121|) (= (store |v_#length_59| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 384) |c_#length|) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_31| (store .cse5 .cse6 (store (select .cse5 .cse6) .cse7 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_31| .cse6) .cse7)))) (= |c_#valid| (store |v_#valid_84| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1)) (= |v_#memory_int_120| (let ((.cse8 (let ((.cse11 (let ((.cse14 (store |v_#memory_int_119| .cse3 (store (select |v_#memory_int_119| .cse3) .cse4 32)))) (store .cse14 .cse15 (store (select .cse14 .cse15) .cse16 5))))) (store .cse11 .cse12 (store (select .cse11 .cse12) .cse13 8))))) (store .cse8 .cse9 (store (select .cse8 .cse9) .cse10 (select (select |v_#memory_int_120| .cse9) .cse10))))) (= (select |v_#valid_84| |v_ULTIMATE.start_main_#t~malloc58#1.base_6|) 0) (= (store |v_#memory_$Pointer$.offset_123| .cse12 (store (select |v_#memory_$Pointer$.offset_123| .cse12) .cse13 (select (select |v_#memory_$Pointer$.offset_122| .cse12) .cse13))) |v_#memory_$Pointer$.offset_122|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1) |c_#StackHeapBarrier|) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_31| (store .cse17 .cse6 (store (select .cse17 .cse6) .cse7 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_31| .cse6) .cse7)))) (= |c_ULTIMATE.start_main_#t~mem64#1.base| .cse0) (= .cse1 |c_ULTIMATE.start_main_#t~mem64#1.offset|) (= (store |v_#memory_int_549| .cse18 (store (select |v_#memory_int_549| .cse18) .cse19 (select (select |v_#memory_int_119| .cse18) .cse19))) |v_#memory_int_119|) (= (store .cse20 .cse3 (store (select .cse20 .cse3) .cse4 (select (select |v_#memory_$Pointer$.offset_121| .cse3) .cse4))) |v_#memory_$Pointer$.offset_121|) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 0)) (= (store |v_#memory_$Pointer$.offset_121| .cse15 (store (select |v_#memory_$Pointer$.offset_121| .cse15) .cse16 (select (select |v_#memory_$Pointer$.offset_123| .cse15) .cse16))) |v_#memory_$Pointer$.offset_123|) (= (store |v_#memory_$Pointer$.base_121| .cse15 (store (select |v_#memory_$Pointer$.base_121| .cse15) .cse16 (select (select |v_#memory_$Pointer$.base_123| .cse15) .cse16))) |v_#memory_$Pointer$.base_123|) (= (store |v_#memory_$Pointer$.base_123| .cse12 (store (select |v_#memory_$Pointer$.base_123| .cse12) .cse13 (select (select |v_#memory_$Pointer$.base_122| .cse12) .cse13))) |v_#memory_$Pointer$.base_122|)))))) .cse23) (and (exists ((|v_#memory_$Pointer$.base_509| (Array Int (Array Int Int))) (|v_#memory_int_119| (Array Int (Array Int Int))) (|v_#memory_int_549| (Array Int (Array Int Int))) (|v_#valid_84| (Array Int Int)) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_32| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_509| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc58#1.base_6| Int) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_32| (Array Int (Array Int Int))) (|v_#length_59| (Array Int Int)) (|v_#memory_$Pointer$.offset_121| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_121| (Array Int (Array Int Int))) (|v_#memory_int_120| (Array Int (Array Int Int)))) (let ((.cse34 (select (select |v_#memory_$Pointer$.base_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse35 (select (select |v_#memory_$Pointer$.offset_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse42 (select (select |v_#memory_$Pointer$.base_509| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse43 (+ 16 (select (select |v_#memory_$Pointer$.offset_509| |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (let ((.cse45 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_32| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse46 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_32| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse44 (store |v_#memory_$Pointer$.offset_509| .cse42 (store (select |v_#memory_$Pointer$.offset_509| .cse42) .cse43 8))) (.cse24 (store |v_#memory_$Pointer$.base_509| .cse42 (store (select |v_#memory_$Pointer$.base_509| .cse42) .cse43 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse32 (store |v_#memory_$Pointer$.offset_122| .cse34 (store (select |v_#memory_$Pointer$.offset_122| .cse34) .cse35 0))) (.cse29 (store |v_#memory_$Pointer$.base_122| .cse34 (store (select |v_#memory_$Pointer$.base_122| .cse34) .cse35 |v_ULTIMATE.start_main_#t~malloc58#1.base_6|)))) (let ((.cse30 (select (select .cse29 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse31 (+ 40 (select (select .cse32 |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse25 (select (select .cse24 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse26 (+ (select (select .cse44 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse28 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_32| .cse45) .cse46)) (.cse40 (select (select |v_#memory_$Pointer$.base_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse41 (+ (select (select |v_#memory_$Pointer$.offset_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse37 (select (select |v_#memory_$Pointer$.base_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse38 (+ (select (select |v_#memory_$Pointer$.offset_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20)) (.cse27 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_32| .cse45) .cse46))) (and (= (store .cse24 .cse25 (store (select .cse24 .cse25) .cse26 (select (select |v_#memory_$Pointer$.base_121| .cse25) .cse26))) |v_#memory_$Pointer$.base_121|) (= (store |v_#length_59| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 384) |c_#length|) (or (not (= .cse27 0)) (not (= .cse28 0))) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_32| (store .cse29 .cse30 (store (select .cse29 .cse30) .cse31 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_32| .cse30) .cse31)))) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_32| (store .cse32 .cse30 (store (select .cse32 .cse30) .cse31 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_32| .cse30) .cse31)))) (= |c_#valid| (store |v_#valid_84| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1)) (= |v_#memory_int_120| (let ((.cse33 (let ((.cse36 (let ((.cse39 (store |v_#memory_int_119| .cse25 (store (select |v_#memory_int_119| .cse25) .cse26 32)))) (store .cse39 .cse40 (store (select .cse39 .cse40) .cse41 5))))) (store .cse36 .cse37 (store (select .cse36 .cse37) .cse38 8))))) (store .cse33 .cse34 (store (select .cse33 .cse34) .cse35 (select (select |v_#memory_int_120| .cse34) .cse35))))) (= (select |v_#valid_84| |v_ULTIMATE.start_main_#t~malloc58#1.base_6|) 0) (= (store |v_#memory_$Pointer$.offset_123| .cse37 (store (select |v_#memory_$Pointer$.offset_123| .cse37) .cse38 (select (select |v_#memory_$Pointer$.offset_122| .cse37) .cse38))) |v_#memory_$Pointer$.offset_122|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1) |c_#StackHeapBarrier|) (= (store |v_#memory_int_549| .cse42 (store (select |v_#memory_int_549| .cse42) .cse43 (select (select |v_#memory_int_119| .cse42) .cse43))) |v_#memory_int_119|) (= (store .cse44 .cse25 (store (select .cse44 .cse25) .cse26 (select (select |v_#memory_$Pointer$.offset_121| .cse25) .cse26))) |v_#memory_$Pointer$.offset_121|) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 0)) (= |c_ULTIMATE.start_main_#t~mem64#1.base| .cse28) (= (store |v_#memory_$Pointer$.offset_121| .cse40 (store (select |v_#memory_$Pointer$.offset_121| .cse40) .cse41 (select (select |v_#memory_$Pointer$.offset_123| .cse40) .cse41))) |v_#memory_$Pointer$.offset_123|) (= (store |v_#memory_$Pointer$.base_121| .cse40 (store (select |v_#memory_$Pointer$.base_121| .cse40) .cse41 (select (select |v_#memory_$Pointer$.base_123| .cse40) .cse41))) |v_#memory_$Pointer$.base_123|) (= (store |v_#memory_$Pointer$.base_123| .cse37 (store (select |v_#memory_$Pointer$.base_123| .cse37) .cse38 (select (select |v_#memory_$Pointer$.base_122| .cse37) .cse38))) |v_#memory_$Pointer$.base_122|) (= .cse27 |c_ULTIMATE.start_main_#t~mem64#1.offset|)))))) .cse23)))) is different from false [2024-11-09 07:18:56,685 WARN L851 $PredicateComparison]: unable to prove that (and (= |c_ULTIMATE.start_main_~user~0#1.offset| 0) (<= 1 |c_#StackHeapBarrier|) (<= 0 |c_ULTIMATE.start_main_~i~0#1|) (let ((.cse21 (exists ((|v_#Ultimate.C_memset_#t~loopctr206_40| Int)) (and (<= 0 |v_#Ultimate.C_memset_#t~loopctr206_40|) (<= 384 (mod |v_#Ultimate.C_memset_#t~loopctr206_40| 4294967296)))))) (or (and (exists ((|v_#memory_$Pointer$.base_509| (Array Int (Array Int Int))) (|v_#memory_int_119| (Array Int (Array Int Int))) (|v_#memory_int_549| (Array Int (Array Int Int))) (|v_#valid_84| (Array Int Int)) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_32| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_509| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc58#1.base_6| Int) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_32| (Array Int (Array Int Int))) (|v_#length_59| (Array Int Int)) (|v_#memory_$Pointer$.offset_121| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_121| (Array Int (Array Int Int))) (|v_#memory_int_120| (Array Int (Array Int Int)))) (let ((.cse10 (select (select |v_#memory_$Pointer$.base_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse11 (select (select |v_#memory_$Pointer$.offset_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse18 (select (select |v_#memory_$Pointer$.base_509| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse19 (+ 16 (select (select |v_#memory_$Pointer$.offset_509| |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (let ((.cse20 (store |v_#memory_$Pointer$.offset_509| .cse18 (store (select |v_#memory_$Pointer$.offset_509| .cse18) .cse19 8))) (.cse0 (store |v_#memory_$Pointer$.base_509| .cse18 (store (select |v_#memory_$Pointer$.base_509| .cse18) .cse19 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse8 (store |v_#memory_$Pointer$.offset_122| .cse10 (store (select |v_#memory_$Pointer$.offset_122| .cse10) .cse11 0))) (.cse5 (store |v_#memory_$Pointer$.base_122| .cse10 (store (select |v_#memory_$Pointer$.base_122| .cse10) .cse11 |v_ULTIMATE.start_main_#t~malloc58#1.base_6|)))) (let ((.cse6 (select (select .cse5 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse7 (+ 40 (select (select .cse8 |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse1 (select (select .cse0 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse2 (+ (select (select .cse20 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse16 (select (select |v_#memory_$Pointer$.base_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse17 (+ (select (select |v_#memory_$Pointer$.offset_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse13 (select (select |v_#memory_$Pointer$.base_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse14 (+ (select (select |v_#memory_$Pointer$.offset_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20))) (and (= (store .cse0 .cse1 (store (select .cse0 .cse1) .cse2 (select (select |v_#memory_$Pointer$.base_121| .cse1) .cse2))) |v_#memory_$Pointer$.base_121|) (= (store |v_#length_59| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 384) |c_#length|) (let ((.cse3 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_32| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse4 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_32| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_32| .cse3) .cse4) 0)) (not (= (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_32| .cse3) .cse4) 0)))) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_32| (store .cse5 .cse6 (store (select .cse5 .cse6) .cse7 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_32| .cse6) .cse7)))) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_32| (store .cse8 .cse6 (store (select .cse8 .cse6) .cse7 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_32| .cse6) .cse7)))) (= |c_#valid| (store |v_#valid_84| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1)) (= |v_#memory_int_120| (let ((.cse9 (let ((.cse12 (let ((.cse15 (store |v_#memory_int_119| .cse1 (store (select |v_#memory_int_119| .cse1) .cse2 32)))) (store .cse15 .cse16 (store (select .cse15 .cse16) .cse17 5))))) (store .cse12 .cse13 (store (select .cse12 .cse13) .cse14 8))))) (store .cse9 .cse10 (store (select .cse9 .cse10) .cse11 (select (select |v_#memory_int_120| .cse10) .cse11))))) (= (select |v_#valid_84| |v_ULTIMATE.start_main_#t~malloc58#1.base_6|) 0) (= (store |v_#memory_$Pointer$.offset_123| .cse13 (store (select |v_#memory_$Pointer$.offset_123| .cse13) .cse14 (select (select |v_#memory_$Pointer$.offset_122| .cse13) .cse14))) |v_#memory_$Pointer$.offset_122|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1) |c_#StackHeapBarrier|) (= (store |v_#memory_int_549| .cse18 (store (select |v_#memory_int_549| .cse18) .cse19 (select (select |v_#memory_int_119| .cse18) .cse19))) |v_#memory_int_119|) (= (store .cse20 .cse1 (store (select .cse20 .cse1) .cse2 (select (select |v_#memory_$Pointer$.offset_121| .cse1) .cse2))) |v_#memory_$Pointer$.offset_121|) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 0)) (= (store |v_#memory_$Pointer$.offset_121| .cse16 (store (select |v_#memory_$Pointer$.offset_121| .cse16) .cse17 (select (select |v_#memory_$Pointer$.offset_123| .cse16) .cse17))) |v_#memory_$Pointer$.offset_123|) (= (store |v_#memory_$Pointer$.base_121| .cse16 (store (select |v_#memory_$Pointer$.base_121| .cse16) .cse17 (select (select |v_#memory_$Pointer$.base_123| .cse16) .cse17))) |v_#memory_$Pointer$.base_123|) (= (store |v_#memory_$Pointer$.base_123| .cse13 (store (select |v_#memory_$Pointer$.base_123| .cse13) .cse14 (select (select |v_#memory_$Pointer$.base_122| .cse13) .cse14))) |v_#memory_$Pointer$.base_122|)))))) .cse21) (and .cse21 (exists ((|v_#memory_$Pointer$.base_509| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_31| (Array Int (Array Int Int))) (|v_#memory_int_119| (Array Int (Array Int Int))) (|v_#memory_int_549| (Array Int (Array Int Int))) (|v_#valid_84| (Array Int Int)) (|v_#memory_$Pointer$.offset_509| (Array Int (Array Int Int))) (|v_ULTIMATE.start_main_#t~malloc58#1.base_6| Int) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_31| (Array Int (Array Int Int))) (|v_#length_59| (Array Int Int)) (|v_#memory_$Pointer$.offset_121| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_123| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_122| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_121| (Array Int (Array Int Int))) (|v_#memory_int_120| (Array Int (Array Int Int)))) (let ((.cse31 (select (select |v_#memory_$Pointer$.base_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse32 (select (select |v_#memory_$Pointer$.offset_122| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse40 (select (select |v_#memory_$Pointer$.base_509| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse41 (+ 16 (select (select |v_#memory_$Pointer$.offset_509| |c_ULTIMATE.start_main_~user~0#1.base|) 8)))) (let ((.cse42 (store |v_#memory_$Pointer$.offset_509| .cse40 (store (select |v_#memory_$Pointer$.offset_509| .cse40) .cse41 8))) (.cse24 (store |v_#memory_$Pointer$.base_509| .cse40 (store (select |v_#memory_$Pointer$.base_509| .cse40) .cse41 |c_ULTIMATE.start_main_~user~0#1.base|))) (.cse39 (store |v_#memory_$Pointer$.offset_122| .cse31 (store (select |v_#memory_$Pointer$.offset_122| .cse31) .cse32 0))) (.cse27 (store |v_#memory_$Pointer$.base_122| .cse31 (store (select |v_#memory_$Pointer$.base_122| .cse31) .cse32 |v_ULTIMATE.start_main_#t~malloc58#1.base_6|)))) (let ((.cse28 (select (select .cse27 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse29 (+ 40 (select (select .cse39 |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (.cse25 (select (select .cse24 |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse26 (+ (select (select .cse42 |c_ULTIMATE.start_main_~user~0#1.base|) 8) 4)) (.cse37 (select (select |v_#memory_$Pointer$.base_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse38 (+ (select (select |v_#memory_$Pointer$.offset_121| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 8)) (.cse34 (select (select |v_#memory_$Pointer$.base_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse35 (+ (select (select |v_#memory_$Pointer$.offset_123| |c_ULTIMATE.start_main_~user~0#1.base|) 8) 20))) (and (let ((.cse22 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_31| |c_ULTIMATE.start_main_~user~0#1.base|) 8)) (.cse23 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_31| |c_ULTIMATE.start_main_~user~0#1.base|) 8))) (or (not (= (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_31| .cse22) .cse23) 0)) (not (= (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_31| .cse22) .cse23) 0)))) (= (store .cse24 .cse25 (store (select .cse24 .cse25) .cse26 (select (select |v_#memory_$Pointer$.base_121| .cse25) .cse26))) |v_#memory_$Pointer$.base_121|) (= (store |v_#length_59| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 384) |c_#length|) (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_31| (store .cse27 .cse28 (store (select .cse27 .cse28) .cse29 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_31| .cse28) .cse29)))) (= |c_#valid| (store |v_#valid_84| |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1)) (= |v_#memory_int_120| (let ((.cse30 (let ((.cse33 (let ((.cse36 (store |v_#memory_int_119| .cse25 (store (select |v_#memory_int_119| .cse25) .cse26 32)))) (store .cse36 .cse37 (store (select .cse36 .cse37) .cse38 5))))) (store .cse33 .cse34 (store (select .cse33 .cse34) .cse35 8))))) (store .cse30 .cse31 (store (select .cse30 .cse31) .cse32 (select (select |v_#memory_int_120| .cse31) .cse32))))) (= (select |v_#valid_84| |v_ULTIMATE.start_main_#t~malloc58#1.base_6|) 0) (= (store |v_#memory_$Pointer$.offset_123| .cse34 (store (select |v_#memory_$Pointer$.offset_123| .cse34) .cse35 (select (select |v_#memory_$Pointer$.offset_122| .cse34) .cse35))) |v_#memory_$Pointer$.offset_122|) (<= (+ |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 1) |c_#StackHeapBarrier|) (= |v_old(#memory_$Pointer$.offset)_AFTER_CALL_31| (store .cse39 .cse28 (store (select .cse39 .cse28) .cse29 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_31| .cse28) .cse29)))) (= (store |v_#memory_int_549| .cse40 (store (select |v_#memory_int_549| .cse40) .cse41 (select (select |v_#memory_int_119| .cse40) .cse41))) |v_#memory_int_119|) (= (store .cse42 .cse25 (store (select .cse42 .cse25) .cse26 (select (select |v_#memory_$Pointer$.offset_121| .cse25) .cse26))) |v_#memory_$Pointer$.offset_121|) (not (= |v_ULTIMATE.start_main_#t~malloc58#1.base_6| 0)) (= (store |v_#memory_$Pointer$.offset_121| .cse37 (store (select |v_#memory_$Pointer$.offset_121| .cse37) .cse38 (select (select |v_#memory_$Pointer$.offset_123| .cse37) .cse38))) |v_#memory_$Pointer$.offset_123|) (= (store |v_#memory_$Pointer$.base_121| .cse37 (store (select |v_#memory_$Pointer$.base_121| .cse37) .cse38 (select (select |v_#memory_$Pointer$.base_123| .cse37) .cse38))) |v_#memory_$Pointer$.base_123|) (= (store |v_#memory_$Pointer$.base_123| .cse34 (store (select |v_#memory_$Pointer$.base_123| .cse34) .cse35 (select (select |v_#memory_$Pointer$.base_122| .cse34) .cse35))) |v_#memory_$Pointer$.base_122|)))))))))) is different from false [2024-11-09 07:19:30,633 WARN L286 SmtUtils]: Spent 13.13s on a formula simplification. DAG size of input: 173 DAG size of output: 160 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 07:19:31,919 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '3294#(and (<= 1 |#StackHeapBarrier|) (= |ULTIMATE.start_main_~users~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0))' at error location [2024-11-09 07:19:31,920 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2024-11-09 07:19:31,920 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 07:19:31,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 7, 7] total 14 [2024-11-09 07:19:31,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014599388] [2024-11-09 07:19:31,920 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 07:19:31,921 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 07:19:31,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 07:19:31,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 07:19:31,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=194, Invalid=1355, Unknown=19, NotChecked=154, Total=1722 [2024-11-09 07:19:31,925 INFO L87 Difference]: Start difference. First operand 236 states and 275 transitions. Second operand has 14 states, 14 states have (on average 22.0) internal successors, (308), 14 states have internal predecessors, (308), 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) [2024-11-09 07:19:34,077 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:19:36,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:19:38,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:19:40,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:19:42,528 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:19:44,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:19:46,790 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:19:48,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:19:50,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:19:52,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:19:54,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:19:56,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:19:59,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:01,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:03,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:04,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:06,018 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:08,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:10,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:12,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:14,601 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:16,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:19,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:21,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:23,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:26,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:28,022 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:30,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:32,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:34,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:36,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:38,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:39,371 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:41,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:43,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:45,388 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:47,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:49,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:51,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 07:20:55,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 07:20:58,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-09 07:21:00,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:21:00,042 INFO L93 Difference]: Finished difference Result 661 states and 779 transitions. [2024-11-09 07:21:00,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 07:21:00,050 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 22.0) internal successors, (308), 14 states have internal predecessors, (308), 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 137 [2024-11-09 07:21:00,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:21:00,053 INFO L225 Difference]: With dead ends: 661 [2024-11-09 07:21:00,054 INFO L226 Difference]: Without dead ends: 499 [2024-11-09 07:21:00,056 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 435 GetRequests, 383 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 770 ImplicationChecksByTransitivity, 90.1s TimeCoverageRelationStatistics Valid=362, Invalid=2279, Unknown=19, NotChecked=202, Total=2862 [2024-11-09 07:21:00,057 INFO L432 NwaCegarLoop]: 65 mSDtfsCounter, 872 mSDsluCounter, 399 mSDsCounter, 0 mSdLazyCounter, 300 mSolverCounterSat, 35 mSolverCounterUnsat, 36 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 86.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 872 SdHoareTripleChecker+Valid, 464 SdHoareTripleChecker+Invalid, 371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 300 IncrementalHoareTripleChecker+Invalid, 36 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 86.9s IncrementalHoareTripleChecker+Time [2024-11-09 07:21:00,057 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [872 Valid, 464 Invalid, 371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 300 Invalid, 36 Unknown, 0 Unchecked, 86.9s Time] [2024-11-09 07:21:00,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2024-11-09 07:21:00,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 499. [2024-11-09 07:21:00,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 499 states, 485 states have (on average 1.1278350515463917) internal successors, (547), 484 states have internal predecessors, (547), 12 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-09 07:21:00,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 571 transitions. [2024-11-09 07:21:00,105 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 571 transitions. Word has length 137 [2024-11-09 07:21:00,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:21:00,106 INFO L471 AbstractCegarLoop]: Abstraction has 499 states and 571 transitions. [2024-11-09 07:21:00,106 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 22.0) internal successors, (308), 14 states have internal predecessors, (308), 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) [2024-11-09 07:21:00,107 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 571 transitions. [2024-11-09 07:21:00,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2024-11-09 07:21:00,116 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:21:00,116 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:21:00,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-09 07:21:00,317 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5716e35d-6b9a-4d3d-965f-c3caaf998ff9/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:21:00,317 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:21:00,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:21:00,318 INFO L85 PathProgramCache]: Analyzing trace with hash 894313696, now seen corresponding path program 1 times [2024-11-09 07:21:00,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:21:00,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733259262] [2024-11-09 07:21:00,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:21:00,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms