./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_65ec9343-1997-4a6b-b5ac-826925cfe41d/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65ec9343-1997-4a6b-b5ac-826925cfe41d/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65ec9343-1997-4a6b-b5ac-826925cfe41d/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65ec9343-1997-4a6b-b5ac-826925cfe41d/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65ec9343-1997-4a6b-b5ac-826925cfe41d/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65ec9343-1997-4a6b-b5ac-826925cfe41d/bin/utaipan-verify-mE87zJ7Ire --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 fdc85b042221b41aa26e62667e19ce1f6c246be9a2cb4f81fe8b15c8429db160 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:09:31,746 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:09:31,857 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65ec9343-1997-4a6b-b5ac-826925cfe41d/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:09:31,863 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:09:31,864 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:09:31,888 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:09:31,888 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:09:31,889 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:09:31,890 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:09:31,890 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:09:31,891 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:09:31,892 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:09:31,892 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:09:31,893 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:09:31,893 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:09:31,894 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:09:31,895 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:09:31,895 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:09:31,896 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:09:31,897 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:09:31,897 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:09:31,898 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:09:31,899 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:09:31,899 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:09:31,900 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:09:31,900 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:09:31,901 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:09:31,901 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:09:31,902 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:09:31,902 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:09:31,903 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:09:31,903 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:09:31,904 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:09:31,904 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:09:31,905 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:09:31,905 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:09:31,906 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:09:31,907 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:09:31,908 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:09:31,908 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:09:31,909 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:09:31,909 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:09:31,909 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:09:31,910 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:09:31,910 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:09:31,910 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:09:31,911 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:09:31,911 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_65ec9343-1997-4a6b-b5ac-826925cfe41d/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65ec9343-1997-4a6b-b5ac-826925cfe41d/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fdc85b042221b41aa26e62667e19ce1f6c246be9a2cb4f81fe8b15c8429db160 [2023-11-23 21:09:32,232 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:09:32,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:09:32,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:09:32,300 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:09:32,301 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:09:32,303 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65ec9343-1997-4a6b-b5ac-826925cfe41d/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test1-1.i [2023-11-23 21:09:35,449 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:09:35,743 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:09:35,744 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65ec9343-1997-4a6b-b5ac-826925cfe41d/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test1-1.i [2023-11-23 21:09:35,765 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65ec9343-1997-4a6b-b5ac-826925cfe41d/bin/utaipan-verify-mE87zJ7Ire/data/5789a92f5/d6077b1880134b75bfac888a3228664c/FLAG4f8f50466 [2023-11-23 21:09:35,785 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65ec9343-1997-4a6b-b5ac-826925cfe41d/bin/utaipan-verify-mE87zJ7Ire/data/5789a92f5/d6077b1880134b75bfac888a3228664c [2023-11-23 21:09:35,787 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:09:35,789 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:09:35,791 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:09:35,791 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:09:35,797 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:09:35,798 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:09:35" (1/1) ... [2023-11-23 21:09:35,799 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78b120c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:35, skipping insertion in model container [2023-11-23 21:09:35,800 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:09:35" (1/1) ... [2023-11-23 21:09:35,872 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:09:36,176 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 21:09:36,372 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65ec9343-1997-4a6b-b5ac-826925cfe41d/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test1-1.i[33519,33532] [2023-11-23 21:09:36,485 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:09:36,499 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:09:36,531 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 21:09:36,549 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65ec9343-1997-4a6b-b5ac-826925cfe41d/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_nondet_test1-1.i[33519,33532] [2023-11-23 21:09:36,604 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:09:36,644 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:09:36,651 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:09:36,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:36 WrapperNode [2023-11-23 21:09:36,652 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:09:36,653 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:09:36,653 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:09:36,653 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:09:36,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:36" (1/1) ... [2023-11-23 21:09:36,691 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:36" (1/1) ... [2023-11-23 21:09:36,756 INFO L138 Inliner]: procedures = 178, calls = 177, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 751 [2023-11-23 21:09:36,756 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:09:36,757 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:09:36,757 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:09:36,757 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:09:36,774 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:36" (1/1) ... [2023-11-23 21:09:36,774 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:36" (1/1) ... [2023-11-23 21:09:36,796 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:36" (1/1) ... [2023-11-23 21:09:36,799 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:36" (1/1) ... [2023-11-23 21:09:36,850 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:36" (1/1) ... [2023-11-23 21:09:36,859 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:36" (1/1) ... [2023-11-23 21:09:36,863 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:36" (1/1) ... [2023-11-23 21:09:36,868 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:36" (1/1) ... [2023-11-23 21:09:36,877 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:09:36,878 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:09:36,878 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:09:36,879 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:09:36,879 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:36" (1/1) ... [2023-11-23 21:09:36,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:09:36,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65ec9343-1997-4a6b-b5ac-826925cfe41d/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:09:36,913 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65ec9343-1997-4a6b-b5ac-826925cfe41d/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:09:36,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65ec9343-1997-4a6b-b5ac-826925cfe41d/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:09:36,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:09:36,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:09:36,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 21:09:36,968 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 21:09:36,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:09:36,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:09:36,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:09:36,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:09:36,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:09:36,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:09:36,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:09:36,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:09:36,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:09:37,205 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:09:37,207 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:09:38,299 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:09:39,174 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:09:39,174 INFO L309 CfgBuilder]: Removed 31 assume(true) statements. [2023-11-23 21:09:39,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:09:39 BoogieIcfgContainer [2023-11-23 21:09:39,177 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:09:39,182 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:09:39,182 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:09:39,186 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:09:39,186 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:09:35" (1/3) ... [2023-11-23 21:09:39,187 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54ce0b9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:09:39, skipping insertion in model container [2023-11-23 21:09:39,188 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:36" (2/3) ... [2023-11-23 21:09:39,190 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54ce0b9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:09:39, skipping insertion in model container [2023-11-23 21:09:39,190 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:09:39" (3/3) ... [2023-11-23 21:09:39,191 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_SFH_nondet_test1-1.i [2023-11-23 21:09:39,212 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:09:39,212 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:09:39,268 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:09:39,275 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@75f38e63, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:09:39,276 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:09:39,280 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 56 states have (on average 1.7142857142857142) internal successors, (96), 57 states have internal predecessors, (96), 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) [2023-11-23 21:09:39,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 21:09:39,287 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:09:39,288 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-11-23 21:09:39,289 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:09:39,294 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:09:39,295 INFO L85 PathProgramCache]: Analyzing trace with hash 762153636, now seen corresponding path program 1 times [2023-11-23 21:09:39,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:09:39,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003700085] [2023-11-23 21:09:39,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:09:39,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:09:39,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:09:39,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:09:39,533 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:09:39,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003700085] [2023-11-23 21:09:39,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1003700085] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:09:39,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:09:39,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:09:39,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025074108] [2023-11-23 21:09:39,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:09:39,542 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:09:39,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:09:39,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:09:39,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:09:39,583 INFO L87 Difference]: Start difference. First operand has 62 states, 56 states have (on average 1.7142857142857142) internal successors, (96), 57 states have internal predecessors, (96), 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 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 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) [2023-11-23 21:09:41,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:09:43,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:09:45,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:09:47,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:09:49,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:09:50,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-11-23 21:09:50,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:09:50,640 INFO L93 Difference]: Finished difference Result 132 states and 220 transitions. [2023-11-23 21:09:50,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:09:50,647 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 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 5 [2023-11-23 21:09:50,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:09:50,655 INFO L225 Difference]: With dead ends: 132 [2023-11-23 21:09:50,656 INFO L226 Difference]: Without dead ends: 69 [2023-11-23 21:09:50,659 INFO L412 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 [2023-11-23 21:09:50,665 INFO L413 NwaCegarLoop]: 53 mSDtfsCounter, 53 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 67 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.0s IncrementalHoareTripleChecker+Time [2023-11-23 21:09:50,672 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 67 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 3 Unknown, 0 Unchecked, 11.0s Time] [2023-11-23 21:09:50,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2023-11-23 21:09:50,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 61. [2023-11-23 21:09:50,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 56 states have (on average 1.1428571428571428) internal successors, (64), 56 states have internal predecessors, (64), 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) [2023-11-23 21:09:50,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 70 transitions. [2023-11-23 21:09:50,726 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 70 transitions. Word has length 5 [2023-11-23 21:09:50,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:09:50,728 INFO L495 AbstractCegarLoop]: Abstraction has 61 states and 70 transitions. [2023-11-23 21:09:50,728 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 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) [2023-11-23 21:09:50,729 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 70 transitions. [2023-11-23 21:09:50,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 21:09:50,732 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:09:50,732 INFO L195 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] [2023-11-23 21:09:50,733 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:09:50,733 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:09:50,733 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:09:50,734 INFO L85 PathProgramCache]: Analyzing trace with hash 795660270, now seen corresponding path program 1 times [2023-11-23 21:09:50,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:09:50,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092553032] [2023-11-23 21:09:50,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:09:50,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:09:50,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:09:51,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:09:51,232 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:09:51,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092553032] [2023-11-23 21:09:51,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092553032] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:09:51,233 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:09:51,234 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:09:51,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729391941] [2023-11-23 21:09:51,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:09:51,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:09:51,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:09:51,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:09:51,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:09:51,238 INFO L87 Difference]: Start difference. First operand 61 states and 70 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 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) [2023-11-23 21:09:53,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:09:55,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:09:57,613 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:09:59,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:10:01,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:10:03,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:10:05,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-11-23 21:10:05,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:10:05,306 INFO L93 Difference]: Finished difference Result 134 states and 154 transitions. [2023-11-23 21:10:05,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:10:05,312 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 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 32 [2023-11-23 21:10:05,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:10:05,314 INFO L225 Difference]: With dead ends: 134 [2023-11-23 21:10:05,314 INFO L226 Difference]: Without dead ends: 75 [2023-11-23 21:10:05,315 INFO L412 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 [2023-11-23 21:10:05,317 INFO L413 NwaCegarLoop]: 52 mSDtfsCounter, 11 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 1 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.0s IncrementalHoareTripleChecker+Time [2023-11-23 21:10:05,317 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 92 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 32 Invalid, 6 Unknown, 0 Unchecked, 14.0s Time] [2023-11-23 21:10:05,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2023-11-23 21:10:05,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2023-11-23 21:10:05,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 70 states have (on average 1.1285714285714286) internal successors, (79), 70 states have internal predecessors, (79), 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) [2023-11-23 21:10:05,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 85 transitions. [2023-11-23 21:10:05,331 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 85 transitions. Word has length 32 [2023-11-23 21:10:05,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:10:05,332 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 85 transitions. [2023-11-23 21:10:05,332 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 2 states have internal predecessors, (32), 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) [2023-11-23 21:10:05,332 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 85 transitions. [2023-11-23 21:10:05,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 21:10:05,334 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:10:05,335 INFO L195 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] [2023-11-23 21:10:05,335 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-23 21:10:05,335 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:10:05,336 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:10:05,336 INFO L85 PathProgramCache]: Analyzing trace with hash 440600343, now seen corresponding path program 1 times [2023-11-23 21:10:05,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:10:05,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622217808] [2023-11-23 21:10:05,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:10:05,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:10:05,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:10:05,746 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 21:10:05,747 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:10:05,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1622217808] [2023-11-23 21:10:05,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1622217808] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:10:05,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [820846056] [2023-11-23 21:10:05,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:10:05,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:10:05,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65ec9343-1997-4a6b-b5ac-826925cfe41d/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:10:05,759 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65ec9343-1997-4a6b-b5ac-826925cfe41d/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:10:05,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65ec9343-1997-4a6b-b5ac-826925cfe41d/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:10:06,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:10:06,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:10:06,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:10:06,221 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 21:10:06,221 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:10:06,372 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 21:10:06,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [820846056] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:10:06,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2091479907] [2023-11-23 21:10:06,397 INFO L159 IcfgInterpreter]: Started Sifa with 42 locations of interest [2023-11-23 21:10:06,397 INFO L166 IcfgInterpreter]: Building call graph [2023-11-23 21:10:06,401 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-23 21:10:06,406 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-23 21:10:06,406 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-11-23 21:10:12,808 INFO L180 IcfgInterpreter]: Interpretation finished [2023-11-23 21:10:13,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSifa [2091479907] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:10:13,571 INFO L185 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2023-11-23 21:10:13,571 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4, 4, 4] total 11 [2023-11-23 21:10:13,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560231254] [2023-11-23 21:10:13,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:10:13,573 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 21:10:13,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:10:13,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 21:10:13,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=59, Unknown=0, NotChecked=0, Total=110 [2023-11-23 21:10:13,574 INFO L87 Difference]: Start difference. First operand 75 states and 85 transitions. Second operand has 6 states, 6 states have (on average 6.5) internal successors, (39), 5 states have internal predecessors, (39), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-23 21:10:13,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:10:13,718 INFO L93 Difference]: Finished difference Result 77 states and 88 transitions. [2023-11-23 21:10:13,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 21:10:13,722 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 5 states have internal predecessors, (39), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 45 [2023-11-23 21:10:13,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:10:13,723 INFO L225 Difference]: With dead ends: 77 [2023-11-23 21:10:13,723 INFO L226 Difference]: Without dead ends: 0 [2023-11-23 21:10:13,724 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=51, Invalid=59, Unknown=0, NotChecked=0, Total=110 [2023-11-23 21:10:13,725 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 0 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:10:13,725 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 21:10:13,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-23 21:10:13,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-23 21:10:13,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2023-11-23 21:10:13,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-23 21:10:13,727 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 45 [2023-11-23 21:10:13,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:10:13,727 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-23 21:10:13,727 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 5 states have internal predecessors, (39), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-23 21:10:13,727 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-23 21:10:13,727 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 21:10:13,730 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:10:13,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65ec9343-1997-4a6b-b5ac-826925cfe41d/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:10:13,934 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65ec9343-1997-4a6b-b5ac-826925cfe41d/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:10:13,935 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-23 21:10:14,745 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2023-11-23 21:10:14,745 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2023-11-23 21:10:14,746 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-23 21:10:14,746 INFO L899 garLoopResultBuilder]: For program point L737-2(lines 737 746) no Hoare annotation was computed. [2023-11-23 21:10:14,746 INFO L895 garLoopResultBuilder]: At program point L737-3(lines 737 746) the Hoare annotation is: (let ((.cse0 (select |#memory_int| 1))) (and (<= 1 |#StackHeapBarrier|) (= |ULTIMATE.start_main_~i~0#1| 0) (= |ULTIMATE.start_main_~sum~0#1| 0) (= |ULTIMATE.start_main_~users~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) (= 11 (select |#length| 2)) (= 2 (select |#length| 1)) (= (select |#valid| 1) 1) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= (select .cse0 0) 48) (= (select .cse0 1) 0))) [2023-11-23 21:10:14,746 INFO L895 garLoopResultBuilder]: At program point L747-3(lines 747 749) the Hoare annotation is: false [2023-11-23 21:10:14,746 INFO L899 garLoopResultBuilder]: For program point L745-68(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,746 INFO L895 garLoopResultBuilder]: At program point L745-69(line 745) the Hoare annotation is: false [2023-11-23 21:10:14,747 INFO L899 garLoopResultBuilder]: For program point L745-70(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,751 INFO L895 garLoopResultBuilder]: At program point L745-71(line 745) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int| |ULTIMATE.start_main_~user~0#1.base|) 4))) (and (<= .cse0 32767) (<= 1 |#StackHeapBarrier|) (= |ULTIMATE.start_main_~i~0#1| 0) (<= (+ |ULTIMATE.start_main_~user~0#1.base| 1) |#StackHeapBarrier|) (= |ULTIMATE.start_main_~users~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) (= 4276993775 |ULTIMATE.start_main_~_ha_hashv~0#1|) (not (= |ULTIMATE.start_main_~user~0#1.base| 0)) (<= 0 (+ .cse0 32768)) (= |ULTIMATE.start_main_~user~0#1.base| |ULTIMATE.start_main_~_hj_key~0#1.base|) (exists ((|v_#memory_int_294| (Array Int (Array Int Int)))) (let ((.cse1 (select |v_#memory_int_294| 1))) (and (= |#memory_int| (store |v_#memory_int_294| |ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_294| |ULTIMATE.start_main_~user~0#1.base|) 0 0) 4 .cse0))) (= (select .cse1 1) 0) (= (select .cse1 0) 48)))) (exists ((|v_#valid_42| (Array Int Int))) (and (= (store |v_#valid_42| |ULTIMATE.start_main_~user~0#1.base| 1) |#valid|) (= (select |v_#valid_42| 2) 1) (= (select |v_#valid_42| 1) 1) (= (select |v_#valid_42| |ULTIMATE.start_main_~user~0#1.base|) 0) (= (select |v_#valid_42| 0) 0))) (= |ULTIMATE.start_main_~_hj_key~0#1.offset| 0) (= |ULTIMATE.start_main_~user~0#1.offset| 0) (= .cse0 |ULTIMATE.start_main_~sum~0#1|) (= 4 |ULTIMATE.start_main_~_hj_k~0#1|) (= 2654435769 |ULTIMATE.start_main_~_hj_j~0#1|) (= 2654435769 |ULTIMATE.start_main_~_hj_i~0#1|) (exists ((|v_#length_24| (Array Int Int))) (and (= (select |v_#length_24| 2) 11) (= (select |v_#length_24| 1) 2) (= |#length| (store |v_#length_24| |ULTIMATE.start_main_~user~0#1.base| 40)))))) [2023-11-23 21:10:14,753 INFO L899 garLoopResultBuilder]: For program point L745-170(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,754 INFO L895 garLoopResultBuilder]: At program point L745-171(line 745) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int| |ULTIMATE.start_main_~user~0#1.base|) 4))) (and (<= .cse0 32767) (<= 1 |#StackHeapBarrier|) (= |ULTIMATE.start_main_~i~0#1| 0) (<= (+ |ULTIMATE.start_main_~user~0#1.base| 1) |#StackHeapBarrier|) (= |ULTIMATE.start_main_~users~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) (not (= |ULTIMATE.start_main_~user~0#1.base| 0)) (<= 0 (+ .cse0 32768)) (= |ULTIMATE.start_main_~user~0#1.base| |ULTIMATE.start_main_~_hj_key~0#1.base|) (exists ((|v_#memory_int_294| (Array Int (Array Int Int)))) (let ((.cse1 (select |v_#memory_int_294| 1))) (and (= |#memory_int| (store |v_#memory_int_294| |ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_294| |ULTIMATE.start_main_~user~0#1.base|) 0 0) 4 .cse0))) (= (select .cse1 1) 0) (= (select .cse1 0) 48)))) (exists ((|v_#valid_42| (Array Int Int))) (and (= (store |v_#valid_42| |ULTIMATE.start_main_~user~0#1.base| 1) |#valid|) (= (select |v_#valid_42| 2) 1) (= (select |v_#valid_42| 1) 1) (= (select |v_#valid_42| |ULTIMATE.start_main_~user~0#1.base|) 0) (= (select |v_#valid_42| 0) 0))) (= |ULTIMATE.start_main_~_hj_key~0#1.offset| 0) (= 4276993779 |ULTIMATE.start_main_~_ha_hashv~0#1|) (= |ULTIMATE.start_main_~user~0#1.offset| 0) (= .cse0 |ULTIMATE.start_main_~sum~0#1|) (= (let ((.cse2 (select |#memory_int| |ULTIMATE.start_main_~_hj_key~0#1.base|))) (+ (mod (select .cse2 0) 256) (* (mod (select .cse2 3) 256) 16777216) (* 65536 (mod (select .cse2 2) 256)) 2654435769 (* (mod (select .cse2 1) 256) 256))) |ULTIMATE.start_main_~_hj_i~0#1|) (= 4 |ULTIMATE.start_main_~_hj_k~0#1|) (= 2654435769 |ULTIMATE.start_main_~_hj_j~0#1|) (exists ((|v_#length_24| (Array Int Int))) (and (= (select |v_#length_24| 2) 11) (= (select |v_#length_24| 1) 2) (= |#length| (store |v_#length_24| |ULTIMATE.start_main_~user~0#1.base| 40)))))) [2023-11-23 21:10:14,754 INFO L899 garLoopResultBuilder]: For program point L745-172(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,754 INFO L899 garLoopResultBuilder]: For program point L745-173(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,757 INFO L895 garLoopResultBuilder]: At program point L745-174(line 745) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int| |ULTIMATE.start_main_~user~0#1.base|) 4))) (and (<= .cse0 32767) (<= 1 |#StackHeapBarrier|) (= |ULTIMATE.start_main_~i~0#1| 0) (<= (+ |ULTIMATE.start_main_~user~0#1.base| 1) |#StackHeapBarrier|) (= |ULTIMATE.start_main_~users~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) (not (= |ULTIMATE.start_main_~user~0#1.base| 0)) (<= 0 (+ .cse0 32768)) (exists ((|v_#memory_int_294| (Array Int (Array Int Int)))) (let ((.cse1 (select |v_#memory_int_294| 1))) (and (= |#memory_int| (store |v_#memory_int_294| |ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_294| |ULTIMATE.start_main_~user~0#1.base|) 0 0) 4 .cse0))) (= (select .cse1 1) 0) (= (select .cse1 0) 48)))) (exists ((|v_#valid_42| (Array Int Int))) (and (= (store |v_#valid_42| |ULTIMATE.start_main_~user~0#1.base| 1) |#valid|) (= (select |v_#valid_42| 2) 1) (= (select |v_#valid_42| 1) 1) (= (select |v_#valid_42| |ULTIMATE.start_main_~user~0#1.base|) 0) (= (select |v_#valid_42| 0) 0))) (= |ULTIMATE.start_main_~user~0#1.offset| 0) (= .cse0 |ULTIMATE.start_main_~sum~0#1|) (exists ((|v_#length_24| (Array Int Int))) (and (= (select |v_#length_24| 2) 11) (= (select |v_#length_24| 1) 2) (= |#length| (store |v_#length_24| |ULTIMATE.start_main_~user~0#1.base| 40)))))) [2023-11-23 21:10:14,757 INFO L899 garLoopResultBuilder]: For program point L745-175(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,758 INFO L895 garLoopResultBuilder]: At program point L745-176(line 745) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int| |ULTIMATE.start_main_~user~0#1.base|) 4))) (and (<= .cse0 32767) (<= 1 |#StackHeapBarrier|) (= |ULTIMATE.start_main_~i~0#1| 0) (<= (+ |ULTIMATE.start_main_~user~0#1.base| 1) |#StackHeapBarrier|) (= |ULTIMATE.start_main_~users~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) (not (= |ULTIMATE.start_main_~user~0#1.base| 0)) (<= 0 (+ .cse0 32768)) (exists ((|v_#memory_int_294| (Array Int (Array Int Int)))) (let ((.cse1 (select |v_#memory_int_294| 1))) (and (= |#memory_int| (store |v_#memory_int_294| |ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_294| |ULTIMATE.start_main_~user~0#1.base|) 0 0) 4 .cse0))) (= (select .cse1 1) 0) (= (select .cse1 0) 48)))) (exists ((|v_#valid_42| (Array Int Int))) (and (= (store |v_#valid_42| |ULTIMATE.start_main_~user~0#1.base| 1) |#valid|) (= (select |v_#valid_42| 2) 1) (= (select |v_#valid_42| 1) 1) (= (select |v_#valid_42| |ULTIMATE.start_main_~user~0#1.base|) 0) (= (select |v_#valid_42| 0) 0))) (= |ULTIMATE.start_main_~user~0#1.offset| 0) (= .cse0 |ULTIMATE.start_main_~sum~0#1|) (exists ((|v_#length_24| (Array Int Int))) (and (= (select |v_#length_24| 2) 11) (= (select |v_#length_24| 1) 2) (= |#length| (store |v_#length_24| |ULTIMATE.start_main_~user~0#1.base| 40)))))) [2023-11-23 21:10:14,758 INFO L899 garLoopResultBuilder]: For program point L745-178(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,759 INFO L899 garLoopResultBuilder]: For program point L745-180(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,759 INFO L895 garLoopResultBuilder]: At program point L745-182(line 745) the Hoare annotation is: false [2023-11-23 21:10:14,759 INFO L899 garLoopResultBuilder]: For program point L745-183(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,759 INFO L899 garLoopResultBuilder]: For program point L745-184(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,759 INFO L895 garLoopResultBuilder]: At program point L745-186(line 745) the Hoare annotation is: false [2023-11-23 21:10:14,761 INFO L899 garLoopResultBuilder]: For program point L745-187(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,761 INFO L899 garLoopResultBuilder]: For program point L745-188(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,761 INFO L895 garLoopResultBuilder]: At program point L745-189(line 745) the Hoare annotation is: false [2023-11-23 21:10:14,761 INFO L899 garLoopResultBuilder]: For program point L745-190(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,761 INFO L899 garLoopResultBuilder]: For program point L745-193(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,761 INFO L895 garLoopResultBuilder]: At program point L745-194(line 745) the Hoare annotation is: false [2023-11-23 21:10:14,761 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-23 21:10:14,762 INFO L899 garLoopResultBuilder]: For program point L745-202(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,762 INFO L895 garLoopResultBuilder]: At program point L745-203(line 745) the Hoare annotation is: false [2023-11-23 21:10:14,762 INFO L899 garLoopResultBuilder]: For program point L745-210(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,762 INFO L899 garLoopResultBuilder]: For program point L745-212(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,762 INFO L895 garLoopResultBuilder]: At program point L745-214(line 745) the Hoare annotation is: false [2023-11-23 21:10:14,762 INFO L899 garLoopResultBuilder]: For program point L745-215(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,762 INFO L899 garLoopResultBuilder]: For program point L745-225(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,762 INFO L899 garLoopResultBuilder]: For program point L745-235(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,763 INFO L895 garLoopResultBuilder]: At program point L745-236(line 745) the Hoare annotation is: false [2023-11-23 21:10:14,763 INFO L899 garLoopResultBuilder]: For program point L745-237(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,763 INFO L895 garLoopResultBuilder]: At program point L745-246(line 745) the Hoare annotation is: false [2023-11-23 21:10:14,764 INFO L895 garLoopResultBuilder]: At program point L745-248(line 745) the Hoare annotation is: false [2023-11-23 21:10:14,764 INFO L899 garLoopResultBuilder]: For program point L745-249(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,764 INFO L899 garLoopResultBuilder]: For program point L745-255(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,764 INFO L899 garLoopResultBuilder]: For program point L745-256(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,764 INFO L895 garLoopResultBuilder]: At program point L745-257(line 745) the Hoare annotation is: false [2023-11-23 21:10:14,764 INFO L899 garLoopResultBuilder]: For program point L745-259(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,764 INFO L899 garLoopResultBuilder]: For program point L745-260(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,765 INFO L895 garLoopResultBuilder]: At program point L745-261(line 745) the Hoare annotation is: false [2023-11-23 21:10:14,765 INFO L899 garLoopResultBuilder]: For program point L745-262(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,765 INFO L899 garLoopResultBuilder]: For program point L745-263(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,766 INFO L895 garLoopResultBuilder]: At program point L745-264(line 745) the Hoare annotation is: false [2023-11-23 21:10:14,766 INFO L899 garLoopResultBuilder]: For program point L745-265(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,766 INFO L895 garLoopResultBuilder]: At program point L745-266(line 745) the Hoare annotation is: false [2023-11-23 21:10:14,766 INFO L899 garLoopResultBuilder]: For program point L745-267(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,766 INFO L899 garLoopResultBuilder]: For program point L745-268(line 745) no Hoare annotation was computed. [2023-11-23 21:10:14,767 INFO L895 garLoopResultBuilder]: At program point L745-269(line 745) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int| |ULTIMATE.start_main_~user~0#1.base|) 4))) (and (<= .cse0 32767) (<= 1 |#StackHeapBarrier|) (= |ULTIMATE.start_main_~i~0#1| 0) (<= (+ |ULTIMATE.start_main_~user~0#1.base| 1) |#StackHeapBarrier|) (= |ULTIMATE.start_main_~users~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) (not (= |ULTIMATE.start_main_~user~0#1.base| 0)) (<= 0 (+ .cse0 32768)) (exists ((|v_#memory_int_294| (Array Int (Array Int Int)))) (let ((.cse1 (select |v_#memory_int_294| 1))) (and (= |#memory_int| (store |v_#memory_int_294| |ULTIMATE.start_main_~user~0#1.base| (store (store (select |v_#memory_int_294| |ULTIMATE.start_main_~user~0#1.base|) 0 0) 4 .cse0))) (= (select .cse1 1) 0) (= (select .cse1 0) 48)))) (exists ((|v_#valid_42| (Array Int Int))) (and (= (store |v_#valid_42| |ULTIMATE.start_main_~user~0#1.base| 1) |#valid|) (= (select |v_#valid_42| 2) 1) (= (select |v_#valid_42| 1) 1) (= (select |v_#valid_42| |ULTIMATE.start_main_~user~0#1.base|) 0) (= (select |v_#valid_42| 0) 0))) (= |ULTIMATE.start_main_~user~0#1.offset| 0) (= .cse0 |ULTIMATE.start_main_~sum~0#1|) (exists ((|v_#length_24| (Array Int Int))) (and (= (select |v_#length_24| 2) 11) (= (select |v_#length_24| 1) 2) (= |#length| (store |v_#length_24| |ULTIMATE.start_main_~user~0#1.base| 40)))))) [2023-11-23 21:10:14,767 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 726) no Hoare annotation was computed. [2023-11-23 21:10:14,767 INFO L899 garLoopResultBuilder]: For program point L723(lines 723 725) no Hoare annotation was computed. [2023-11-23 21:10:14,767 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 21:10:14,767 INFO L899 garLoopResultBuilder]: For program point L724(line 724) no Hoare annotation was computed. [2023-11-23 21:10:14,768 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 724) no Hoare annotation was computed. [2023-11-23 21:10:14,771 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-23 21:10:14,774 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:10:14,795 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 21:10:14,797 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 21:10:14,798 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#memory_int_294 : [int,int]int :: (#memory_int == v_#memory_int_294[~user~0!base := v_#memory_int_294[~user~0!base][0 := 0][4 := #memory_int[~user~0!base][4]]] && v_#memory_int_294[1][1] == 0) && v_#memory_int_294[1][0] == 48) could not be translated [2023-11-23 21:10:14,798 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_42 : [int]int :: (((v_#valid_42[~user~0!base := 1] == #valid && v_#valid_42[2] == 1) && v_#valid_42[1] == 1) && v_#valid_42[~user~0!base] == 0) && v_#valid_42[0] == 0) could not be translated [2023-11-23 21:10:14,798 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 21:10:14,798 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_24 : [int]int :: (v_#length_24[2] == 11 && v_#length_24[1] == 2) && #length == v_#length_24[~user~0!base := 40]) could not be translated [2023-11-23 21:10:14,799 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 21:10:14,800 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 21:10:14,800 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#memory_int_294 : [int,int]int :: (#memory_int == v_#memory_int_294[~user~0!base := v_#memory_int_294[~user~0!base][0 := 0][4 := #memory_int[~user~0!base][4]]] && v_#memory_int_294[1][1] == 0) && v_#memory_int_294[1][0] == 48) could not be translated [2023-11-23 21:10:14,800 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_42 : [int]int :: (((v_#valid_42[~user~0!base := 1] == #valid && v_#valid_42[2] == 1) && v_#valid_42[1] == 1) && v_#valid_42[~user~0!base] == 0) && v_#valid_42[0] == 0) could not be translated [2023-11-23 21:10:14,800 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 21:10:14,800 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_24 : [int]int :: (v_#length_24[2] == 11 && v_#length_24[1] == 2) && #length == v_#length_24[~user~0!base := 40]) could not be translated [2023-11-23 21:10:14,802 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 21:10:14,803 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 21:10:14,803 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#memory_int_294 : [int,int]int :: (#memory_int == v_#memory_int_294[~user~0!base := v_#memory_int_294[~user~0!base][0 := 0][4 := #memory_int[~user~0!base][4]]] && v_#memory_int_294[1][1] == 0) && v_#memory_int_294[1][0] == 48) could not be translated [2023-11-23 21:10:14,803 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_42 : [int]int :: (((v_#valid_42[~user~0!base := 1] == #valid && v_#valid_42[2] == 1) && v_#valid_42[1] == 1) && v_#valid_42[~user~0!base] == 0) && v_#valid_42[0] == 0) could not be translated [2023-11-23 21:10:14,804 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 21:10:14,804 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~_hj_key~0!base][0] could not be translated [2023-11-23 21:10:14,804 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~_hj_key~0!base][3] could not be translated [2023-11-23 21:10:14,804 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~_hj_key~0!base][2] could not be translated [2023-11-23 21:10:14,805 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~_hj_key~0!base][1] could not be translated [2023-11-23 21:10:14,805 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_24 : [int]int :: (v_#length_24[2] == 11 && v_#length_24[1] == 2) && #length == v_#length_24[~user~0!base := 40]) could not be translated [2023-11-23 21:10:14,806 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[2] could not be translated [2023-11-23 21:10:14,806 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[1] could not be translated [2023-11-23 21:10:14,807 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[1] could not be translated [2023-11-23 21:10:14,807 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[0] could not be translated [2023-11-23 21:10:14,807 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[2] could not be translated [2023-11-23 21:10:14,807 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated [2023-11-23 21:10:14,807 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated [2023-11-23 21:10:14,809 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 21:10:14,809 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 21:10:14,809 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#memory_int_294 : [int,int]int :: (#memory_int == v_#memory_int_294[~user~0!base := v_#memory_int_294[~user~0!base][0 := 0][4 := #memory_int[~user~0!base][4]]] && v_#memory_int_294[1][1] == 0) && v_#memory_int_294[1][0] == 48) could not be translated [2023-11-23 21:10:14,810 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_42 : [int]int :: (((v_#valid_42[~user~0!base := 1] == #valid && v_#valid_42[2] == 1) && v_#valid_42[1] == 1) && v_#valid_42[~user~0!base] == 0) && v_#valid_42[0] == 0) could not be translated [2023-11-23 21:10:14,810 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 21:10:14,810 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_24 : [int]int :: (v_#length_24[2] == 11 && v_#length_24[1] == 2) && #length == v_#length_24[~user~0!base := 40]) could not be translated [2023-11-23 21:10:14,811 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 21:10:14,812 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 21:10:14,812 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#memory_int_294 : [int,int]int :: (#memory_int == v_#memory_int_294[~user~0!base := v_#memory_int_294[~user~0!base][0 := 0][4 := #memory_int[~user~0!base][4]]] && v_#memory_int_294[1][1] == 0) && v_#memory_int_294[1][0] == 48) could not be translated [2023-11-23 21:10:14,813 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#valid_42 : [int]int :: (((v_#valid_42[~user~0!base := 1] == #valid && v_#valid_42[2] == 1) && v_#valid_42[1] == 1) && v_#valid_42[~user~0!base] == 0) && v_#valid_42[0] == 0) could not be translated [2023-11-23 21:10:14,813 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated [2023-11-23 21:10:14,813 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: QuantifierExpression (exists v_#length_24 : [int]int :: (v_#length_24[2] == 11 && v_#length_24[1] == 2) && #length == v_#length_24[~user~0!base := 40]) could not be translated [2023-11-23 21:10:14,814 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:10:14 BoogieIcfgContainer [2023-11-23 21:10:14,814 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:10:14,814 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:10:14,814 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:10:14,815 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:10:14,815 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:09:39" (3/4) ... [2023-11-23 21:10:14,817 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 21:10:14,830 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-23 21:10:14,857 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 129 nodes and edges [2023-11-23 21:10:14,858 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2023-11-23 21:10:14,859 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-23 21:10:14,860 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 21:10:15,075 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65ec9343-1997-4a6b-b5ac-826925cfe41d/bin/utaipan-verify-mE87zJ7Ire/witness.graphml [2023-11-23 21:10:15,076 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65ec9343-1997-4a6b-b5ac-826925cfe41d/bin/utaipan-verify-mE87zJ7Ire/witness.yml [2023-11-23 21:10:15,076 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:10:15,076 INFO L158 Benchmark]: Toolchain (without parser) took 39287.47ms. Allocated memory was 140.5MB in the beginning and 184.5MB in the end (delta: 44.0MB). Free memory was 100.6MB in the beginning and 71.6MB in the end (delta: 29.0MB). Peak memory consumption was 76.2MB. Max. memory is 16.1GB. [2023-11-23 21:10:15,077 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 104.9MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:10:15,077 INFO L158 Benchmark]: CACSL2BoogieTranslator took 861.58ms. Allocated memory is still 140.5MB. Free memory was 100.0MB in the beginning and 72.1MB in the end (delta: 27.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-23 21:10:15,078 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.46ms. Allocated memory is still 140.5MB. Free memory was 72.1MB in the beginning and 66.5MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 21:10:15,078 INFO L158 Benchmark]: Boogie Preprocessor took 120.31ms. Allocated memory is still 140.5MB. Free memory was 66.5MB in the beginning and 60.8MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:10:15,079 INFO L158 Benchmark]: RCFGBuilder took 2299.27ms. Allocated memory was 140.5MB in the beginning and 184.5MB in the end (delta: 44.0MB). Free memory was 60.8MB in the beginning and 112.5MB in the end (delta: -51.7MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. [2023-11-23 21:10:15,079 INFO L158 Benchmark]: TraceAbstraction took 35631.97ms. Allocated memory is still 184.5MB. Free memory was 111.5MB in the beginning and 81.0MB in the end (delta: 30.4MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2023-11-23 21:10:15,080 INFO L158 Benchmark]: Witness Printer took 261.56ms. Allocated memory is still 184.5MB. Free memory was 81.0MB in the beginning and 71.6MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 21:10:15,083 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 104.9MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 861.58ms. Allocated memory is still 140.5MB. Free memory was 100.0MB in the beginning and 72.1MB in the end (delta: 27.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.46ms. Allocated memory is still 140.5MB. Free memory was 72.1MB in the beginning and 66.5MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 120.31ms. Allocated memory is still 140.5MB. Free memory was 66.5MB in the beginning and 60.8MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2299.27ms. Allocated memory was 140.5MB in the beginning and 184.5MB in the end (delta: 44.0MB). Free memory was 60.8MB in the beginning and 112.5MB in the end (delta: -51.7MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. * TraceAbstraction took 35631.97ms. Allocated memory is still 184.5MB. Free memory was 111.5MB in the beginning and 81.0MB in the end (delta: 30.4MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. * Witness Printer took 261.56ms. Allocated memory is still 184.5MB. Free memory was 81.0MB in the beginning and 71.6MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#memory_int_294 : [int,int]int :: (#memory_int == v_#memory_int_294[~user~0!base := v_#memory_int_294[~user~0!base][0 := 0][4 := #memory_int[~user~0!base][4]]] && v_#memory_int_294[1][1] == 0) && v_#memory_int_294[1][0] == 48) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#valid_42 : [int]int :: (((v_#valid_42[~user~0!base := 1] == #valid && v_#valid_42[2] == 1) && v_#valid_42[1] == 1) && v_#valid_42[~user~0!base] == 0) && v_#valid_42[0] == 0) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#length_24 : [int]int :: (v_#length_24[2] == 11 && v_#length_24[1] == 2) && #length == v_#length_24[~user~0!base := 40]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#memory_int_294 : [int,int]int :: (#memory_int == v_#memory_int_294[~user~0!base := v_#memory_int_294[~user~0!base][0 := 0][4 := #memory_int[~user~0!base][4]]] && v_#memory_int_294[1][1] == 0) && v_#memory_int_294[1][0] == 48) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#valid_42 : [int]int :: (((v_#valid_42[~user~0!base := 1] == #valid && v_#valid_42[2] == 1) && v_#valid_42[1] == 1) && v_#valid_42[~user~0!base] == 0) && v_#valid_42[0] == 0) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#length_24 : [int]int :: (v_#length_24[2] == 11 && v_#length_24[1] == 2) && #length == v_#length_24[~user~0!base := 40]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#memory_int_294 : [int,int]int :: (#memory_int == v_#memory_int_294[~user~0!base := v_#memory_int_294[~user~0!base][0 := 0][4 := #memory_int[~user~0!base][4]]] && v_#memory_int_294[1][1] == 0) && v_#memory_int_294[1][0] == 48) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#valid_42 : [int]int :: (((v_#valid_42[~user~0!base := 1] == #valid && v_#valid_42[2] == 1) && v_#valid_42[1] == 1) && v_#valid_42[~user~0!base] == 0) && v_#valid_42[0] == 0) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~_hj_key~0!base][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~_hj_key~0!base][3] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~_hj_key~0!base][2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~_hj_key~0!base][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#length_24 : [int]int :: (v_#length_24[2] == 11 && v_#length_24[1] == 2) && #length == v_#length_24[~user~0!base := 40]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[2] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[1][1] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#memory_int_294 : [int,int]int :: (#memory_int == v_#memory_int_294[~user~0!base := v_#memory_int_294[~user~0!base][0 := 0][4 := #memory_int[~user~0!base][4]]] && v_#memory_int_294[1][1] == 0) && v_#memory_int_294[1][0] == 48) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#valid_42 : [int]int :: (((v_#valid_42[~user~0!base := 1] == #valid && v_#valid_42[2] == 1) && v_#valid_42[1] == 1) && v_#valid_42[~user~0!base] == 0) && v_#valid_42[0] == 0) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#length_24 : [int]int :: (v_#length_24[2] == 11 && v_#length_24[1] == 2) && #length == v_#length_24[~user~0!base := 40]) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#memory_int_294 : [int,int]int :: (#memory_int == v_#memory_int_294[~user~0!base := v_#memory_int_294[~user~0!base][0 := 0][4 := #memory_int[~user~0!base][4]]] && v_#memory_int_294[1][1] == 0) && v_#memory_int_294[1][0] == 48) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#valid_42 : [int]int :: (((v_#valid_42[~user~0!base := 1] == #valid && v_#valid_42[2] == 1) && v_#valid_42[1] == 1) && v_#valid_42[~user~0!base] == 0) && v_#valid_42[0] == 0) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~user~0!base][4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: QuantifierExpression (exists v_#length_24 : [int]int :: (v_#length_24[2] == 11 && v_#length_24[1] == 2) && #length == v_#length_24[~user~0!base := 40]) could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 724]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 35.5s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 25.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 9 mSolverCounterUnknown, 69 SdHoareTripleChecker+Valid, 25.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 64 mSDsluCounter, 165 SdHoareTripleChecker+Invalid, 25.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 58 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 73 IncrementalHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 107 mSDtfsCounter, 73 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 141 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=2, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 8 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 23 LocationsWithAnnotation, 39 PreInvPairs, 45 NumberOfFragments, 783 HoareAnnotationTreeSize, 39 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 23 FomulaSimplificationsInter, 320 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 127 NumberOfCodeBlocks, 127 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 167 ConstructedInterpolants, 0 QuantifiedInterpolants, 451 SizeOfPredicates, 0 NumberOfNonLiveVariables, 449 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 5 InterpolantComputations, 2 PerfectInterpolantSequences, 10/13 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: OVERALL_TIME: 6.4s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 11, DAG_INTERPRETER_EARLY_EXITS: 3, TOOLS_POST_APPLICATIONS: 25, TOOLS_POST_TIME: 2.2s, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME: 0.0s, TOOLS_POST_RETURN_APPLICATIONS: 2, TOOLS_POST_RETURN_TIME: 0.0s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 27, TOOLS_QUANTIFIERELIM_TIME: 2.2s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.7s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 37, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 1, DOMAIN_JOIN_TIME: 0.0s, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME: 0.0s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 11, DOMAIN_ISBOTTOM_TIME: 4.1s, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME: 0.0s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 2, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME: 0.0s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.1s, DAG_COMPRESSION_PROCESSED_NODES: 1949, DAG_COMPRESSION_RETAINED_NODES: 120, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: ((((i == 0) && (4276993779 == _ha_hashv)) && (4 == _hj_k)) && (2654435769 == _hj_j)) - InvariantResult [Line: 737]: Loop Invariant Derived loop invariant: ((i == 0) && (sum == 0)) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (((((i == 0) && (4276993775 == _ha_hashv)) && (4 == _hj_k)) && (2654435769 == _hj_j)) && (2654435769 == _hj_i)) RESULT: Ultimate proved your program to be correct! [2023-11-23 21:10:15,173 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65ec9343-1997-4a6b-b5ac-826925cfe41d/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE