./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/ex3_forlist.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-regression/ex3_forlist.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8 --witnessprinter.witness.filename witness.graphml --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 78f95c70d702e3726c098ef8eec3c10bcd690c4e ......................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-regression/ex3_forlist.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8 --witnessprinter.witness.filename witness.graphml --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 78f95c70d702e3726c098ef8eec3c10bcd690c4e .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 07:46:55,946 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:46:55,948 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:46:55,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:46:55,986 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:46:55,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:46:55,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:46:55,993 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:46:55,995 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:46:55,997 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:46:55,998 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:46:56,000 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:46:56,001 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:46:56,002 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:46:56,004 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:46:56,006 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:46:56,008 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:46:56,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:46:56,012 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:46:56,015 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:46:56,018 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:46:56,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:46:56,022 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:46:56,023 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:46:56,028 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:46:56,028 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:46:56,029 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:46:56,030 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:46:56,031 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:46:56,033 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:46:56,033 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:46:56,034 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:46:56,036 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:46:56,037 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:46:56,038 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:46:56,039 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:46:56,040 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:46:56,040 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:46:56,041 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:46:56,042 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:46:56,043 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:46:56,044 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 07:46:56,074 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:46:56,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:46:56,075 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:46:56,075 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:46:56,076 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:46:56,076 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:46:56,076 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 07:46:56,077 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:46:56,077 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:46:56,077 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 07:46:56,077 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 07:46:56,078 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:46:56,078 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 07:46:56,078 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 07:46:56,079 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 07:46:56,080 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:46:56,080 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:46:56,080 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:46:56,080 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:46:56,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:46:56,081 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:46:56,081 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:46:56,082 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:46:56,082 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:46:56,082 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:46:56,082 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:46:56,085 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:46:56,086 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:46:56,086 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:46:56,086 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:46:56,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:46:56,087 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:46:56,087 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:46:56,088 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:46:56,088 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 07:46:56,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 07:46:56,090 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:46:56,090 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:46:56,090 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:46:56,092 INFO L138 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_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78f95c70d702e3726c098ef8eec3c10bcd690c4e [2021-10-13 07:46:56,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:46:56,455 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:46:56,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:46:56,461 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:46:56,462 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:46:56,463 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/ldv-regression/ex3_forlist.i [2021-10-13 07:46:56,545 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/data/268b0614d/269f812ca36c4f98a3810589398b727f/FLAG26c4c4be8 [2021-10-13 07:46:57,126 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:46:57,126 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/sv-benchmarks/c/ldv-regression/ex3_forlist.i [2021-10-13 07:46:57,133 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/data/268b0614d/269f812ca36c4f98a3810589398b727f/FLAG26c4c4be8 [2021-10-13 07:46:57,480 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/data/268b0614d/269f812ca36c4f98a3810589398b727f [2021-10-13 07:46:57,487 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:46:57,489 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:46:57,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:46:57,491 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:46:57,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:46:57,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:46:57" (1/1) ... [2021-10-13 07:46:57,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f8ab49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:46:57, skipping insertion in model container [2021-10-13 07:46:57,497 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:46:57" (1/1) ... [2021-10-13 07:46:57,504 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:46:57,520 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:46:57,702 WARN L228 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_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/sv-benchmarks/c/ldv-regression/ex3_forlist.i[293,306] [2021-10-13 07:46:57,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:46:57,756 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 07:46:57,774 WARN L228 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_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/sv-benchmarks/c/ldv-regression/ex3_forlist.i[293,306] [2021-10-13 07:46:57,801 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:46:57,825 INFO L208 MainTranslator]: Completed translation [2021-10-13 07:46:57,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:46:57 WrapperNode [2021-10-13 07:46:57,826 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:46:57,827 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 07:46:57,828 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 07:46:57,828 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 07:46:57,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:46:57" (1/1) ... [2021-10-13 07:46:57,860 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:46:57" (1/1) ... [2021-10-13 07:46:57,897 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 07:46:57,898 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 07:46:57,899 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 07:46:57,899 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 07:46:57,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:46:57" (1/1) ... [2021-10-13 07:46:57,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:46:57" (1/1) ... [2021-10-13 07:46:57,912 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:46:57" (1/1) ... [2021-10-13 07:46:57,913 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:46:57" (1/1) ... [2021-10-13 07:46:57,922 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:46:57" (1/1) ... [2021-10-13 07:46:57,928 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:46:57" (1/1) ... [2021-10-13 07:46:57,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:46:57" (1/1) ... [2021-10-13 07:46:57,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 07:46:57,935 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 07:46:57,935 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 07:46:57,936 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 07:46:57,937 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:46:57" (1/1) ... [2021-10-13 07:46:57,952 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:46:57,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:46:57,997 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 07:46:58,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 07:46:58,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-13 07:46:58,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-13 07:46:58,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 07:46:58,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-13 07:46:58,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 07:46:58,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 07:46:58,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 07:46:58,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 07:46:58,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 07:46:58,607 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 07:46:58,607 INFO L299 CfgBuilder]: Removed 27 assume(true) statements. [2021-10-13 07:46:58,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:46:58 BoogieIcfgContainer [2021-10-13 07:46:58,610 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 07:46:58,612 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 07:46:58,613 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 07:46:58,617 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 07:46:58,617 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:46:57" (1/3) ... [2021-10-13 07:46:58,618 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6752e76d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:46:58, skipping insertion in model container [2021-10-13 07:46:58,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:46:57" (2/3) ... [2021-10-13 07:46:58,619 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6752e76d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:46:58, skipping insertion in model container [2021-10-13 07:46:58,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:46:58" (3/3) ... [2021-10-13 07:46:58,621 INFO L111 eAbstractionObserver]: Analyzing ICFG ex3_forlist.i [2021-10-13 07:46:58,628 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 07:46:58,628 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-13 07:46:58,694 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 07:46:58,723 INFO L339 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 07:46:58,723 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-13 07:46:58,741 INFO L276 IsEmpty]: Start isEmpty. Operand has 25 states, 22 states have (on average 1.6363636363636365) internal successors, (36), 24 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:46:58,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-13 07:46:58,747 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:46:58,748 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:46:58,749 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:46:58,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:46:58,755 INFO L82 PathProgramCache]: Analyzing trace with hash 2010650123, now seen corresponding path program 1 times [2021-10-13 07:46:58,767 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:46:58,768 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202361900] [2021-10-13 07:46:58,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:46:58,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:46:58,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:46:59,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:46:59,073 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:46:59,073 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202361900] [2021-10-13 07:46:59,074 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202361900] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:46:59,075 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:46:59,075 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 07:46:59,077 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567063883] [2021-10-13 07:46:59,083 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 07:46:59,084 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:46:59,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 07:46:59,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 07:46:59,113 INFO L87 Difference]: Start difference. First operand has 25 states, 22 states have (on average 1.6363636363636365) internal successors, (36), 24 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 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) [2021-10-13 07:46:59,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:46:59,163 INFO L93 Difference]: Finished difference Result 49 states and 71 transitions. [2021-10-13 07:46:59,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 07:46:59,166 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 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 11 [2021-10-13 07:46:59,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:46:59,175 INFO L225 Difference]: With dead ends: 49 [2021-10-13 07:46:59,176 INFO L226 Difference]: Without dead ends: 24 [2021-10-13 07:46:59,179 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 07:46:59,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2021-10-13 07:46:59,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2021-10-13 07:46:59,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 22 states have (on average 1.4545454545454546) internal successors, (32), 23 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) [2021-10-13 07:46:59,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 32 transitions. [2021-10-13 07:46:59,221 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 32 transitions. Word has length 11 [2021-10-13 07:46:59,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:46:59,222 INFO L470 AbstractCegarLoop]: Abstraction has 24 states and 32 transitions. [2021-10-13 07:46:59,222 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 2 states have internal predecessors, (11), 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) [2021-10-13 07:46:59,223 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2021-10-13 07:46:59,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-13 07:46:59,225 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:46:59,225 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:46:59,225 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 07:46:59,226 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:46:59,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:46:59,230 INFO L82 PathProgramCache]: Analyzing trace with hash -83997754, now seen corresponding path program 1 times [2021-10-13 07:46:59,231 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:46:59,231 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181088065] [2021-10-13 07:46:59,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:46:59,232 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:46:59,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:46:59,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:46:59,343 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:46:59,344 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181088065] [2021-10-13 07:46:59,344 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181088065] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 07:46:59,345 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1003681439] [2021-10-13 07:46:59,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:46:59,345 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:46:59,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:46:59,347 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 07:46:59,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-13 07:46:59,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:46:59,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 07:46:59,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:46:59,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 07:46:59,546 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:46:59,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 07:46:59,597 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1003681439] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:46:59,597 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2021-10-13 07:46:59,597 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [3] total 6 [2021-10-13 07:46:59,598 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183364082] [2021-10-13 07:46:59,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 07:46:59,600 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:46:59,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 07:46:59,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-13 07:46:59,601 INFO L87 Difference]: Start difference. First operand 24 states and 32 transitions. Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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) [2021-10-13 07:46:59,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:46:59,659 INFO L93 Difference]: Finished difference Result 80 states and 105 transitions. [2021-10-13 07:46:59,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 07:46:59,660 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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 12 [2021-10-13 07:46:59,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:46:59,662 INFO L225 Difference]: With dead ends: 80 [2021-10-13 07:46:59,663 INFO L226 Difference]: Without dead ends: 62 [2021-10-13 07:46:59,664 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 17.1ms TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-13 07:46:59,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2021-10-13 07:46:59,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 30. [2021-10-13 07:46:59,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 28 states have (on average 1.4285714285714286) internal successors, (40), 29 states have internal predecessors, (40), 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) [2021-10-13 07:46:59,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 40 transitions. [2021-10-13 07:46:59,673 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 40 transitions. Word has length 12 [2021-10-13 07:46:59,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:46:59,673 INFO L470 AbstractCegarLoop]: Abstraction has 30 states and 40 transitions. [2021-10-13 07:46:59,674 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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) [2021-10-13 07:46:59,674 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2021-10-13 07:46:59,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-13 07:46:59,686 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:46:59,686 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:46:59,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-13 07:46:59,903 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:46:59,903 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:46:59,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:46:59,904 INFO L82 PathProgramCache]: Analyzing trace with hash 1518994529, now seen corresponding path program 1 times [2021-10-13 07:46:59,904 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:46:59,905 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346910293] [2021-10-13 07:46:59,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:46:59,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:46:59,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:47:00,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:47:00,006 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:47:00,007 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346910293] [2021-10-13 07:47:00,007 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346910293] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-13 07:47:00,007 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [879432368] [2021-10-13 07:47:00,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:47:00,008 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:47:00,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:47:00,010 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 07:47:00,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-13 07:47:00,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:47:00,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-13 07:47:00,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:47:00,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:47:00,257 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:47:00,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:47:00,335 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [879432368] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:47:00,336 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [205666734] [2021-10-13 07:47:00,361 INFO L159 IcfgInterpreter]: Started Sifa with 14 locations of interest [2021-10-13 07:47:00,362 INFO L166 IcfgInterpreter]: Building call graph [2021-10-13 07:47:00,367 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-10-13 07:47:00,373 INFO L176 IcfgInterpreter]: Starting interpretation [2021-10-13 07:47:00,374 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-10-13 07:47:00,419 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:00,425 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-13 07:47:00,426 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:00,427 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-10-13 07:47:00,432 WARN L197 QuantifierPusher]: Ignoring assumption. [2021-10-13 07:47:00,433 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:00,434 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 92 [2021-10-13 07:47:00,442 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 242 [2021-10-13 07:47:00,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:47:00,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:47:00,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:47:00,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:47:00,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:47:00,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:47:00,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:47:00,697 INFO L354 Elim1Store]: treesize reduction 214, result has 8.9 percent of original size [2021-10-13 07:47:00,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 17 case distinctions, treesize of input 83 treesize of output 82 [2021-10-13 07:47:00,702 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:00,714 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-10-13 07:47:00,720 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:00,727 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2021-10-13 07:47:00,729 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-10-13 07:47:00,732 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:47:00,835 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:00,847 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:00,865 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 214 [2021-10-13 07:47:00,866 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-10-13 07:47:00,868 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:239, output treesize:214 [2021-10-13 07:47:00,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-13 07:47:01,083 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:47:01,084 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: No corresponding IProgramVar for |v_#length_11| at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermVarsProc.computeTermVarsProc(TermVarsProc.java:97) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermVarsProc.computeTermVarsProc(TermVarsProc.java:83) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.constructTermVarsProc(BasicPredicateFactory.java:92) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.newPredicate(BasicPredicateFactory.java:81) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.predicate(SymbolicTools.java:174) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:116) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:227) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:209) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:187) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:165) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:136) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:608) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:392) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-13 07:47:01,089 INFO L168 Benchmark]: Toolchain (without parser) took 3598.38 ms. Allocated memory was 86.0 MB in the beginning and 125.8 MB in the end (delta: 39.8 MB). Free memory was 50.2 MB in the beginning and 95.7 MB in the end (delta: -45.6 MB). Peak memory consumption was 24.8 MB. Max. memory is 16.1 GB. [2021-10-13 07:47:01,090 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 86.0 MB. Free memory was 66.4 MB in the beginning and 66.4 MB in the end (delta: 70.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:47:01,091 INFO L168 Benchmark]: CACSL2BoogieTranslator took 335.61 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 49.9 MB in the beginning and 80.9 MB in the end (delta: -31.0 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2021-10-13 07:47:01,091 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.14 ms. Allocated memory is still 104.9 MB. Free memory was 80.9 MB in the beginning and 79.2 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:47:01,092 INFO L168 Benchmark]: Boogie Preprocessor took 35.91 ms. Allocated memory is still 104.9 MB. Free memory was 79.2 MB in the beginning and 77.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 07:47:01,093 INFO L168 Benchmark]: RCFGBuilder took 675.48 ms. Allocated memory is still 104.9 MB. Free memory was 77.6 MB in the beginning and 59.9 MB in the end (delta: 17.7 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-13 07:47:01,093 INFO L168 Benchmark]: TraceAbstraction took 2473.94 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 59.6 MB in the beginning and 95.7 MB in the end (delta: -36.1 MB). Peak memory consumption was 17.0 MB. Max. memory is 16.1 GB. [2021-10-13 07:47:01,098 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 86.0 MB. Free memory was 66.4 MB in the beginning and 66.4 MB in the end (delta: 70.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 335.61 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 49.9 MB in the beginning and 80.9 MB in the end (delta: -31.0 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 70.14 ms. Allocated memory is still 104.9 MB. Free memory was 80.9 MB in the beginning and 79.2 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 35.91 ms. Allocated memory is still 104.9 MB. Free memory was 79.2 MB in the beginning and 77.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 675.48 ms. Allocated memory is still 104.9 MB. Free memory was 77.6 MB in the beginning and 59.9 MB in the end (delta: 17.7 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2473.94 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 59.6 MB in the beginning and 95.7 MB in the end (delta: -36.1 MB). Peak memory consumption was 17.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: No corresponding IProgramVar for |v_#length_11| de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: No corresponding IProgramVar for |v_#length_11|: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermVarsProc.computeTermVarsProc(TermVarsProc.java:97) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-13 07:47:01,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 07:47:03,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:47:03,993 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:47:04,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:47:04,039 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:47:04,041 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:47:04,043 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:47:04,046 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:47:04,049 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:47:04,050 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:47:04,052 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:47:04,053 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:47:04,054 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:47:04,056 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:47:04,058 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:47:04,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:47:04,061 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:47:04,063 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:47:04,066 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:47:04,069 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:47:04,072 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:47:04,079 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:47:04,081 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:47:04,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:47:04,087 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:47:04,088 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:47:04,089 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:47:04,090 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:47:04,097 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:47:04,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:47:04,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:47:04,100 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:47:04,103 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:47:04,104 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:47:04,110 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:47:04,111 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:47:04,112 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:47:04,112 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:47:04,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:47:04,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:47:04,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:47:04,122 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 07:47:04,180 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:47:04,181 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:47:04,182 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:47:04,183 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:47:04,183 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:47:04,183 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:47:04,184 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:47:04,184 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:47:04,184 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:47:04,186 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:47:04,187 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:47:04,188 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:47:04,188 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:47:04,188 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:47:04,188 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:47:04,189 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:47:04,189 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:47:04,189 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 07:47:04,190 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 07:47:04,190 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:47:04,190 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:47:04,190 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:47:04,191 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:47:04,191 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:47:04,191 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 07:47:04,192 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:47:04,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:47:04,192 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:47:04,192 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:47:04,193 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:47:04,193 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 07:47:04,193 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 07:47:04,194 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:47:04,194 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:47:04,194 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:47:04,195 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78f95c70d702e3726c098ef8eec3c10bcd690c4e [2021-10-13 07:47:04,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:47:04,664 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:47:04,667 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:47:04,669 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:47:04,670 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:47:04,671 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/ldv-regression/ex3_forlist.i [2021-10-13 07:47:04,751 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/data/fcef35261/852c0374340b49aa9e801fef5cc378ab/FLAG37c3f0311 [2021-10-13 07:47:05,357 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:47:05,358 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/sv-benchmarks/c/ldv-regression/ex3_forlist.i [2021-10-13 07:47:05,365 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/data/fcef35261/852c0374340b49aa9e801fef5cc378ab/FLAG37c3f0311 [2021-10-13 07:47:05,699 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/data/fcef35261/852c0374340b49aa9e801fef5cc378ab [2021-10-13 07:47:05,702 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:47:05,704 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:47:05,706 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:47:05,706 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:47:05,711 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:47:05,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:47:05" (1/1) ... [2021-10-13 07:47:05,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a8fc768 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:47:05, skipping insertion in model container [2021-10-13 07:47:05,713 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:47:05" (1/1) ... [2021-10-13 07:47:05,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:47:05,740 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:47:05,888 WARN L228 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_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/sv-benchmarks/c/ldv-regression/ex3_forlist.i[293,306] [2021-10-13 07:47:05,938 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:47:05,961 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 07:47:05,975 WARN L228 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_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/sv-benchmarks/c/ldv-regression/ex3_forlist.i[293,306] [2021-10-13 07:47:05,988 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:47:06,046 INFO L208 MainTranslator]: Completed translation [2021-10-13 07:47:06,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:47:06 WrapperNode [2021-10-13 07:47:06,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:47:06,051 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 07:47:06,051 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 07:47:06,051 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 07:47:06,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:47:06" (1/1) ... [2021-10-13 07:47:06,072 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:47:06" (1/1) ... [2021-10-13 07:47:06,118 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 07:47:06,120 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 07:47:06,120 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 07:47:06,120 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 07:47:06,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:47:06" (1/1) ... [2021-10-13 07:47:06,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:47:06" (1/1) ... [2021-10-13 07:47:06,148 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:47:06" (1/1) ... [2021-10-13 07:47:06,150 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:47:06" (1/1) ... [2021-10-13 07:47:06,169 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:47:06" (1/1) ... [2021-10-13 07:47:06,182 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:47:06" (1/1) ... [2021-10-13 07:47:06,191 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:47:06" (1/1) ... [2021-10-13 07:47:06,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 07:47:06,203 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 07:47:06,203 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 07:47:06,203 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 07:47:06,204 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:47:06" (1/1) ... [2021-10-13 07:47:06,213 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:47:06,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:47:06,243 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 07:47:06,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 07:47:06,304 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-13 07:47:06,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-13 07:47:06,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 07:47:06,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-13 07:47:06,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-13 07:47:06,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 07:47:06,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-13 07:47:06,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 07:47:06,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 07:47:06,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-13 07:47:07,116 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 07:47:07,117 INFO L299 CfgBuilder]: Removed 27 assume(true) statements. [2021-10-13 07:47:07,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:47:07 BoogieIcfgContainer [2021-10-13 07:47:07,119 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 07:47:07,122 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 07:47:07,122 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 07:47:07,128 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 07:47:07,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:47:05" (1/3) ... [2021-10-13 07:47:07,130 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@166042e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:47:07, skipping insertion in model container [2021-10-13 07:47:07,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:47:06" (2/3) ... [2021-10-13 07:47:07,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@166042e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:47:07, skipping insertion in model container [2021-10-13 07:47:07,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:47:07" (3/3) ... [2021-10-13 07:47:07,133 INFO L111 eAbstractionObserver]: Analyzing ICFG ex3_forlist.i [2021-10-13 07:47:07,140 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 07:47:07,140 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-13 07:47:07,217 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 07:47:07,232 INFO L339 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 07:47:07,232 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-13 07:47:07,254 INFO L276 IsEmpty]: Start isEmpty. Operand has 35 states, 32 states have (on average 1.59375) internal successors, (51), 34 states have internal predecessors, (51), 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) [2021-10-13 07:47:07,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-13 07:47:07,282 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:47:07,283 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:47:07,283 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:47:07,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:47:07,291 INFO L82 PathProgramCache]: Analyzing trace with hash 409945024, now seen corresponding path program 1 times [2021-10-13 07:47:07,310 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:47:07,311 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1685512699] [2021-10-13 07:47:07,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:47:07,312 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:47:07,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:47:07,316 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:47:07,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 07:47:07,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:47:07,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-13 07:47:07,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:47:07,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:47:07,563 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:47:07,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:47:07,652 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:47:07,652 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1685512699] [2021-10-13 07:47:07,653 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1685512699] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:47:07,653 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:47:07,653 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-13 07:47:07,655 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106341749] [2021-10-13 07:47:07,661 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 07:47:07,661 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:47:07,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 07:47:07,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 07:47:07,681 INFO L87 Difference]: Start difference. First operand has 35 states, 32 states have (on average 1.59375) internal successors, (51), 34 states have internal predecessors, (51), 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) Second operand has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 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) [2021-10-13 07:47:07,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:47:07,709 INFO L93 Difference]: Finished difference Result 66 states and 96 transitions. [2021-10-13 07:47:07,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 07:47:07,712 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 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 15 [2021-10-13 07:47:07,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:47:07,722 INFO L225 Difference]: With dead ends: 66 [2021-10-13 07:47:07,723 INFO L226 Difference]: Without dead ends: 31 [2021-10-13 07:47:07,726 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 07:47:07,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-10-13 07:47:07,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-10-13 07:47:07,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 29 states have (on average 1.3448275862068966) internal successors, (39), 30 states have internal predecessors, (39), 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) [2021-10-13 07:47:07,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 39 transitions. [2021-10-13 07:47:07,791 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 39 transitions. Word has length 15 [2021-10-13 07:47:07,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:47:07,792 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 39 transitions. [2021-10-13 07:47:07,792 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 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) [2021-10-13 07:47:07,792 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 39 transitions. [2021-10-13 07:47:07,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-13 07:47:07,794 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:47:07,794 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:47:07,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-13 07:47:08,007 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:47:08,008 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:47:08,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:47:08,009 INFO L82 PathProgramCache]: Analyzing trace with hash -1581099477, now seen corresponding path program 1 times [2021-10-13 07:47:08,009 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:47:08,010 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1213594900] [2021-10-13 07:47:08,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:47:08,010 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:47:08,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:47:08,012 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:47:08,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-13 07:47:08,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:47:08,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 07:47:08,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:47:08,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:47:08,213 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:47:08,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:47:08,288 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:47:08,289 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1213594900] [2021-10-13 07:47:08,289 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1213594900] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:47:08,289 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:47:08,289 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-13 07:47:08,290 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266002217] [2021-10-13 07:47:08,293 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 07:47:08,294 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:47:08,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 07:47:08,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:47:08,298 INFO L87 Difference]: Start difference. First operand 31 states and 39 transitions. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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) [2021-10-13 07:47:08,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:47:08,421 INFO L93 Difference]: Finished difference Result 61 states and 78 transitions. [2021-10-13 07:47:08,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 07:47:08,422 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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 15 [2021-10-13 07:47:08,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:47:08,423 INFO L225 Difference]: With dead ends: 61 [2021-10-13 07:47:08,424 INFO L226 Difference]: Without dead ends: 34 [2021-10-13 07:47:08,425 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.6ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:47:08,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2021-10-13 07:47:08,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2021-10-13 07:47:08,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 32 states have (on average 1.3125) internal successors, (42), 33 states have internal predecessors, (42), 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) [2021-10-13 07:47:08,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 42 transitions. [2021-10-13 07:47:08,432 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 42 transitions. Word has length 15 [2021-10-13 07:47:08,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:47:08,433 INFO L470 AbstractCegarLoop]: Abstraction has 34 states and 42 transitions. [2021-10-13 07:47:08,433 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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) [2021-10-13 07:47:08,434 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2021-10-13 07:47:08,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 07:47:08,435 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:47:08,435 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:47:08,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-13 07:47:08,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:47:08,654 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:47:08,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:47:08,655 INFO L82 PathProgramCache]: Analyzing trace with hash 1068182567, now seen corresponding path program 1 times [2021-10-13 07:47:08,655 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:47:08,656 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1455833762] [2021-10-13 07:47:08,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:47:08,656 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:47:08,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:47:08,663 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:47:08,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-13 07:47:08,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:47:08,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 07:47:08,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:47:08,849 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 07:47:08,850 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:47:08,916 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 07:47:08,917 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:47:08,917 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1455833762] [2021-10-13 07:47:08,918 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1455833762] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:47:08,918 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:47:08,918 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-13 07:47:08,918 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719480882] [2021-10-13 07:47:08,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 07:47:08,919 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:47:08,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 07:47:08,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:47:08,921 INFO L87 Difference]: Start difference. First operand 34 states and 42 transitions. Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 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) [2021-10-13 07:47:09,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:47:09,094 INFO L93 Difference]: Finished difference Result 96 states and 121 transitions. [2021-10-13 07:47:09,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 07:47:09,095 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 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 19 [2021-10-13 07:47:09,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:47:09,097 INFO L225 Difference]: With dead ends: 96 [2021-10-13 07:47:09,097 INFO L226 Difference]: Without dead ends: 76 [2021-10-13 07:47:09,098 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.0ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:47:09,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2021-10-13 07:47:09,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 42. [2021-10-13 07:47:09,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 40 states have (on average 1.3) internal successors, (52), 41 states have internal predecessors, (52), 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) [2021-10-13 07:47:09,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 52 transitions. [2021-10-13 07:47:09,107 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 52 transitions. Word has length 19 [2021-10-13 07:47:09,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:47:09,108 INFO L470 AbstractCegarLoop]: Abstraction has 42 states and 52 transitions. [2021-10-13 07:47:09,108 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 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) [2021-10-13 07:47:09,108 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2021-10-13 07:47:09,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-13 07:47:09,110 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:47:09,110 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:47:09,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-13 07:47:09,327 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:47:09,328 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:47:09,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:47:09,329 INFO L82 PathProgramCache]: Analyzing trace with hash 1994936256, now seen corresponding path program 1 times [2021-10-13 07:47:09,329 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:47:09,330 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [793546261] [2021-10-13 07:47:09,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:47:09,330 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:47:09,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:47:09,334 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:47:09,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-13 07:47:09,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:47:09,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-13 07:47:09,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:47:09,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-13 07:47:09,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-10-13 07:47:09,873 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 07:47:09,873 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:47:09,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-10-13 07:47:09,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 20 [2021-10-13 07:47:10,064 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 07:47:10,064 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:47:10,065 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [793546261] [2021-10-13 07:47:10,065 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [793546261] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:47:10,065 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:47:10,066 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-13 07:47:10,066 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956208371] [2021-10-13 07:47:10,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-13 07:47:10,069 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:47:10,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-13 07:47:10,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-10-13 07:47:10,073 INFO L87 Difference]: Start difference. First operand 42 states and 52 transitions. Second operand has 10 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:47:11,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:47:11,217 INFO L93 Difference]: Finished difference Result 127 states and 159 transitions. [2021-10-13 07:47:11,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-13 07:47:11,219 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2021-10-13 07:47:11,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:47:11,222 INFO L225 Difference]: With dead ends: 127 [2021-10-13 07:47:11,222 INFO L226 Difference]: Without dead ends: 117 [2021-10-13 07:47:11,223 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 279.8ms TimeCoverageRelationStatistics Valid=99, Invalid=207, Unknown=0, NotChecked=0, Total=306 [2021-10-13 07:47:11,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2021-10-13 07:47:11,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 61. [2021-10-13 07:47:11,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 59 states have (on average 1.3220338983050848) internal successors, (78), 60 states have internal predecessors, (78), 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) [2021-10-13 07:47:11,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 78 transitions. [2021-10-13 07:47:11,258 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 78 transitions. Word has length 21 [2021-10-13 07:47:11,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:47:11,258 INFO L470 AbstractCegarLoop]: Abstraction has 61 states and 78 transitions. [2021-10-13 07:47:11,258 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.6) internal successors, (36), 10 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:47:11,259 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 78 transitions. [2021-10-13 07:47:11,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 07:47:11,260 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:47:11,260 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:47:11,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-13 07:47:11,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:47:11,477 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:47:11,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:47:11,477 INFO L82 PathProgramCache]: Analyzing trace with hash 2064717651, now seen corresponding path program 1 times [2021-10-13 07:47:11,478 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:47:11,478 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1406301666] [2021-10-13 07:47:11,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:47:11,479 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:47:11,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:47:11,480 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:47:11,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-13 07:47:11,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:47:11,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-13 07:47:11,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:47:11,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 75 [2021-10-13 07:47:12,255 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-10-13 07:47:12,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 12 [2021-10-13 07:47:12,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-10-13 07:47:12,393 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 07:47:12,394 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:47:12,593 INFO L354 Elim1Store]: treesize reduction 44, result has 33.3 percent of original size [2021-10-13 07:47:12,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 31 [2021-10-13 07:47:12,622 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:12,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 31 [2021-10-13 07:47:13,076 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 07:47:13,076 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:47:13,076 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1406301666] [2021-10-13 07:47:13,077 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1406301666] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:47:13,077 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:47:13,077 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 15 [2021-10-13 07:47:13,077 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014705185] [2021-10-13 07:47:13,078 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-10-13 07:47:13,078 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:47:13,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-10-13 07:47:13,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2021-10-13 07:47:13,079 INFO L87 Difference]: Start difference. First operand 61 states and 78 transitions. Second operand has 16 states, 16 states have (on average 2.1875) internal successors, (35), 15 states have internal predecessors, (35), 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) [2021-10-13 07:47:14,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:47:14,839 INFO L93 Difference]: Finished difference Result 113 states and 144 transitions. [2021-10-13 07:47:14,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-13 07:47:14,841 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.1875) internal successors, (35), 15 states have internal predecessors, (35), 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 24 [2021-10-13 07:47:14,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:47:14,843 INFO L225 Difference]: With dead ends: 113 [2021-10-13 07:47:14,843 INFO L226 Difference]: Without dead ends: 87 [2021-10-13 07:47:14,844 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 838.7ms TimeCoverageRelationStatistics Valid=104, Invalid=402, Unknown=0, NotChecked=0, Total=506 [2021-10-13 07:47:14,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-10-13 07:47:14,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 61. [2021-10-13 07:47:14,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 59 states have (on average 1.305084745762712) internal successors, (77), 60 states have internal predecessors, (77), 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) [2021-10-13 07:47:14,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 77 transitions. [2021-10-13 07:47:14,867 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 77 transitions. Word has length 24 [2021-10-13 07:47:14,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:47:14,868 INFO L470 AbstractCegarLoop]: Abstraction has 61 states and 77 transitions. [2021-10-13 07:47:14,871 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.1875) internal successors, (35), 15 states have internal predecessors, (35), 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) [2021-10-13 07:47:14,871 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 77 transitions. [2021-10-13 07:47:14,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 07:47:14,873 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:47:14,873 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:47:14,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-13 07:47:15,081 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:47:15,082 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:47:15,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:47:15,083 INFO L82 PathProgramCache]: Analyzing trace with hash -554343156, now seen corresponding path program 1 times [2021-10-13 07:47:15,083 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:47:15,084 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1367722274] [2021-10-13 07:47:15,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:47:15,084 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:47:15,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:47:15,085 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:47:15,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-13 07:47:15,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:47:15,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-13 07:47:15,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:47:15,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 75 [2021-10-13 07:47:15,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-13 07:47:15,903 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:15,906 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-10-13 07:47:15,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:47:15,917 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-13 07:47:15,935 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-10-13 07:47:15,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 31 [2021-10-13 07:47:16,060 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:16,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 10 [2021-10-13 07:47:16,082 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 07:47:16,083 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:47:16,165 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:16,167 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-10-13 07:47:16,589 INFO L354 Elim1Store]: treesize reduction 25, result has 60.9 percent of original size [2021-10-13 07:47:16,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 51 [2021-10-13 07:47:16,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2021-10-13 07:47:16,618 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:16,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 48 [2021-10-13 07:47:17,002 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 07:47:17,003 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:47:17,003 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1367722274] [2021-10-13 07:47:17,003 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1367722274] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:47:17,004 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [65638274] [2021-10-13 07:47:17,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:47:17,004 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 07:47:17,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 07:47:17,011 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 07:47:17,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2021-10-13 07:47:17,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:47:17,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-13 07:47:17,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:47:17,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 213 treesize of output 209 [2021-10-13 07:47:17,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-13 07:47:18,047 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:18,049 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-10-13 07:47:18,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:47:18,055 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-13 07:47:18,070 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-10-13 07:47:18,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 31 [2021-10-13 07:47:18,146 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:18,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 10 [2021-10-13 07:47:18,154 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 07:47:18,154 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:47:18,197 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:18,199 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-10-13 07:47:18,402 INFO L354 Elim1Store]: treesize reduction 25, result has 60.9 percent of original size [2021-10-13 07:47:18,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 51 [2021-10-13 07:47:18,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2021-10-13 07:47:18,423 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:18,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 48 [2021-10-13 07:47:18,627 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 07:47:18,627 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [65638274] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:47:18,627 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [805436211] [2021-10-13 07:47:18,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:47:18,628 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:47:18,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:47:18,632 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 07:47:18,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-10-13 07:47:18,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:47:18,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-13 07:47:18,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:47:18,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 96 [2021-10-13 07:47:19,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-13 07:47:19,400 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:19,401 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-10-13 07:47:19,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:47:19,450 INFO L354 Elim1Store]: treesize reduction 62, result has 21.5 percent of original size [2021-10-13 07:47:19,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 33 [2021-10-13 07:47:19,521 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:19,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 10 [2021-10-13 07:47:19,533 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 07:47:19,534 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:47:19,570 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:19,572 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-10-13 07:47:25,738 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_DerPreprocessor_6 (_ BitVec 32)) (|~#pp~0.offset| (_ BitVec 32))) (= (select (let ((.cse0 (bvmul c_ULTIMATE.start_f_~i~1 (_ bv4 32)))) (store (select (store |c_#memory_int| |c_~#pp~0.base| (store (select |c_#memory_int| |c_~#pp~0.base|) (bvadd |~#pp~0.offset| (_ bv4 32) .cse0) v_DerPreprocessor_6)) |c_~#pstate~0.base|) (bvadd (_ bv4 32) .cse0 |c_~#pstate~0.offset|) (_ bv1 32))) |c_~#pstate~0.offset|) (_ bv1 32))) is different from false [2021-10-13 07:47:27,808 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_DerPreprocessor_6 (_ BitVec 32)) (|~#pp~0.offset| (_ BitVec 32))) (= (select (store (select (store |c_#memory_int| |c_~#pp~0.base| (store (select |c_#memory_int| |c_~#pp~0.base|) (bvadd |~#pp~0.offset| (_ bv4 32)) v_DerPreprocessor_6)) |c_~#pstate~0.base|) (bvadd (_ bv4 32) |c_~#pstate~0.offset|) (_ bv1 32)) |c_~#pstate~0.offset|) (_ bv1 32))) is different from false [2021-10-13 07:47:27,886 INFO L354 Elim1Store]: treesize reduction 25, result has 60.9 percent of original size [2021-10-13 07:47:27,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 51 [2021-10-13 07:47:27,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 37 [2021-10-13 07:47:27,913 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:27,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 48 [2021-10-13 07:47:28,106 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 2 not checked. [2021-10-13 07:47:28,107 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [805436211] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:47:28,107 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-13 07:47:28,107 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 10, 9, 9, 9] total 27 [2021-10-13 07:47:28,107 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441523748] [2021-10-13 07:47:28,108 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2021-10-13 07:47:28,108 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:47:28,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-10-13 07:47:28,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=160, Invalid=494, Unknown=4, NotChecked=98, Total=756 [2021-10-13 07:47:28,110 INFO L87 Difference]: Start difference. First operand 61 states and 77 transitions. Second operand has 28 states, 28 states have (on average 2.8214285714285716) internal successors, (79), 27 states have internal predecessors, (79), 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) [2021-10-13 07:47:31,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:47:31,701 INFO L93 Difference]: Finished difference Result 179 states and 225 transitions. [2021-10-13 07:47:31,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-13 07:47:31,702 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 2.8214285714285716) internal successors, (79), 27 states have internal predecessors, (79), 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 24 [2021-10-13 07:47:31,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:47:31,704 INFO L225 Difference]: With dead ends: 179 [2021-10-13 07:47:31,705 INFO L226 Difference]: Without dead ends: 169 [2021-10-13 07:47:31,709 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 111 SyntacticMatches, 3 SemanticMatches, 40 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 403 ImplicationChecksByTransitivity, 9707.2ms TimeCoverageRelationStatistics Valid=429, Invalid=1135, Unknown=4, NotChecked=154, Total=1722 [2021-10-13 07:47:31,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2021-10-13 07:47:31,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 77. [2021-10-13 07:47:31,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 75 states have (on average 1.3466666666666667) internal successors, (101), 76 states have internal predecessors, (101), 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) [2021-10-13 07:47:31,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 101 transitions. [2021-10-13 07:47:31,732 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 101 transitions. Word has length 24 [2021-10-13 07:47:31,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:47:31,733 INFO L470 AbstractCegarLoop]: Abstraction has 77 states and 101 transitions. [2021-10-13 07:47:31,733 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 2.8214285714285716) internal successors, (79), 27 states have internal predecessors, (79), 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) [2021-10-13 07:47:31,733 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 101 transitions. [2021-10-13 07:47:31,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-13 07:47:31,740 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:47:31,740 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:47:31,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2021-10-13 07:47:31,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2021-10-13 07:47:32,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2021-10-13 07:47:32,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:47:32,345 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:47:32,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:47:32,346 INFO L82 PathProgramCache]: Analyzing trace with hash 589272800, now seen corresponding path program 1 times [2021-10-13 07:47:32,346 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:47:32,346 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [974510652] [2021-10-13 07:47:32,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:47:32,347 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:47:32,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:47:32,348 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:47:32,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-13 07:47:32,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:47:32,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-13 07:47:32,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:47:32,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 75 [2021-10-13 07:47:33,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-10-13 07:47:33,393 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:33,398 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-10-13 07:47:33,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:47:33,422 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-10-13 07:47:33,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 31 [2021-10-13 07:47:33,660 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:33,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 10 [2021-10-13 07:47:33,685 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 07:47:33,685 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:47:33,840 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:33,841 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-13 07:47:34,087 INFO L354 Elim1Store]: treesize reduction 23, result has 60.3 percent of original size [2021-10-13 07:47:34,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 44 treesize of output 47 [2021-10-13 07:47:34,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 35 [2021-10-13 07:47:34,107 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:34,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 48 [2021-10-13 07:47:34,625 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 07:47:34,625 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:47:34,625 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [974510652] [2021-10-13 07:47:34,625 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [974510652] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:47:34,626 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1072434017] [2021-10-13 07:47:34,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:47:34,626 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 07:47:34,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 07:47:34,631 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 07:47:34,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2021-10-13 07:47:35,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:47:35,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-13 07:47:35,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:47:35,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 69 [2021-10-13 07:47:35,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 11 [2021-10-13 07:47:35,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 11 [2021-10-13 07:47:35,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:47:35,668 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-13 07:47:35,701 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-10-13 07:47:35,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 89 treesize of output 66 [2021-10-13 07:47:35,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:47:35,711 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-13 07:47:35,732 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-10-13 07:47:35,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 40 [2021-10-13 07:47:36,114 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:36,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 31 [2021-10-13 07:47:36,120 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:36,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 13 [2021-10-13 07:47:36,198 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 07:47:36,198 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:47:36,436 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:36,438 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-10-13 07:47:36,441 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:36,442 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-10-13 07:47:37,426 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:37,433 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 286 [2021-10-13 07:47:37,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6208 treesize of output 6144 [2021-10-13 07:47:38,074 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:47:38,158 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4927 [2021-10-13 07:47:38,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11191 treesize of output 11127 [2021-10-13 07:48:51,307 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: BigInteger out of long range [2021-10-13 07:48:51,308 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1564904848] [2021-10-13 07:48:51,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:48:51,308 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:48:51,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:48:51,309 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 07:48:51,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-10-13 07:48:51,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:48:51,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-13 07:48:51,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:48:51,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 47 [2021-10-13 07:48:52,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-10-13 07:48:52,325 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:48:52,326 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-10-13 07:48:52,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:48:52,357 INFO L354 Elim1Store]: treesize reduction 54, result has 23.9 percent of original size [2021-10-13 07:48:52,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 41 treesize of output 31 [2021-10-13 07:48:52,457 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:48:52,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 10 [2021-10-13 07:48:52,463 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 07:48:52,464 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:48:52,516 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:48:52,517 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-10-13 07:48:54,526 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_DerPreprocessor_14 (_ BitVec 32)) (|~#pp~0.offset| (_ BitVec 32))) (= (select (let ((.cse0 (bvmul c_ULTIMATE.start_f_~i~1 (_ bv4 32)))) (store (select (store |c_#memory_int| |c_~#pp~0.base| (store (select |c_#memory_int| |c_~#pp~0.base|) (bvadd |~#pp~0.offset| .cse0) v_DerPreprocessor_14)) |c_~#pstate~0.base|) (bvadd .cse0 |c_~#pstate~0.offset|) (_ bv1 32))) (bvadd (_ bv4 32) |c_~#pstate~0.offset|)) (_ bv1 32))) is different from false [2021-10-13 07:48:56,134 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_DerPreprocessor_14 (_ BitVec 32)) (|~#pp~0.offset| (_ BitVec 32))) (= (_ bv1 32) (select (store (select (store |c_#memory_int| |c_~#pp~0.base| (store (select |c_#memory_int| |c_~#pp~0.base|) |~#pp~0.offset| v_DerPreprocessor_14)) |c_~#pstate~0.base|) |c_~#pstate~0.offset| (_ bv1 32)) (bvadd (_ bv4 32) |c_~#pstate~0.offset|)))) is different from false [2021-10-13 07:48:56,196 INFO L354 Elim1Store]: treesize reduction 23, result has 60.3 percent of original size [2021-10-13 07:48:56,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 44 treesize of output 47 [2021-10-13 07:48:56,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 35 [2021-10-13 07:48:56,215 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:48:56,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 48 [2021-10-13 07:48:56,538 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 07:48:56,538 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1564904848] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:48:56,538 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2021-10-13 07:48:56,538 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 10, 10] total 29 [2021-10-13 07:48:56,539 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271705988] [2021-10-13 07:48:56,539 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-10-13 07:48:56,540 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:48:56,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-10-13 07:48:56,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=189, Invalid=1149, Unknown=2, NotChecked=142, Total=1482 [2021-10-13 07:48:56,542 INFO L87 Difference]: Start difference. First operand 77 states and 101 transitions. Second operand has 30 states, 30 states have (on average 2.8) internal successors, (84), 29 states have internal predecessors, (84), 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) [2021-10-13 07:49:12,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:49:12,271 INFO L93 Difference]: Finished difference Result 310 states and 393 transitions. [2021-10-13 07:49:12,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-10-13 07:49:12,272 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 2.8) internal successors, (84), 29 states have internal predecessors, (84), 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 27 [2021-10-13 07:49:12,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:49:12,273 INFO L225 Difference]: With dead ends: 310 [2021-10-13 07:49:12,274 INFO L226 Difference]: Without dead ends: 297 [2021-10-13 07:49:12,275 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 117 SyntacticMatches, 1 SemanticMatches, 70 ConstructedPredicates, 2 IntricatePredicates, 1 DeprecatedPredicates, 1311 ImplicationChecksByTransitivity, 12181.2ms TimeCoverageRelationStatistics Valid=816, Invalid=4020, Unknown=2, NotChecked=274, Total=5112 [2021-10-13 07:49:12,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2021-10-13 07:49:12,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 101. [2021-10-13 07:49:12,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 99 states have (on average 1.3737373737373737) internal successors, (136), 100 states have internal predecessors, (136), 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) [2021-10-13 07:49:12,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 136 transitions. [2021-10-13 07:49:12,292 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 136 transitions. Word has length 27 [2021-10-13 07:49:12,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:49:12,293 INFO L470 AbstractCegarLoop]: Abstraction has 101 states and 136 transitions. [2021-10-13 07:49:12,293 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 2.8) internal successors, (84), 29 states have internal predecessors, (84), 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) [2021-10-13 07:49:12,293 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 136 transitions. [2021-10-13 07:49:12,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-13 07:49:12,295 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:49:12,295 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:49:12,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-10-13 07:49:12,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (10)] Ended with exit code 0 [2021-10-13 07:49:12,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2021-10-13 07:49:12,911 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt [2021-10-13 07:49:12,912 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:49:12,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:49:12,925 INFO L82 PathProgramCache]: Analyzing trace with hash -2029788007, now seen corresponding path program 1 times [2021-10-13 07:49:12,926 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:49:12,926 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [589782380] [2021-10-13 07:49:12,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:49:12,926 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:49:12,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:49:12,928 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:49:12,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-10-13 07:49:13,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:49:13,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 18 conjunts are in the unsatisfiable core [2021-10-13 07:49:13,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:49:13,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 50 [2021-10-13 07:49:13,941 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-13 07:49:13,956 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-10-13 07:49:13,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 14 [2021-10-13 07:49:14,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-10-13 07:49:14,133 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 07:49:14,133 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:49:14,351 INFO L354 Elim1Store]: treesize reduction 44, result has 33.3 percent of original size [2021-10-13 07:49:14,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 33 [2021-10-13 07:49:14,360 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:49:14,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 33 [2021-10-13 07:49:14,814 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 07:49:14,814 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:49:14,814 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [589782380] [2021-10-13 07:49:14,814 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [589782380] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:49:14,814 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1961656143] [2021-10-13 07:49:14,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:49:14,815 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 07:49:14,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 07:49:14,816 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 07:49:14,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2021-10-13 07:49:15,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:49:15,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 17 conjunts are in the unsatisfiable core [2021-10-13 07:49:15,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:49:15,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 77 [2021-10-13 07:49:15,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 11 [2021-10-13 07:49:15,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 11 [2021-10-13 07:49:16,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:49:16,057 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-13 07:49:16,081 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-10-13 07:49:16,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 89 treesize of output 66 [2021-10-13 07:49:16,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:49:16,094 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-13 07:49:16,105 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-10-13 07:49:16,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 40 [2021-10-13 07:49:16,420 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:49:16,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 31 [2021-10-13 07:49:16,425 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:49:16,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 13 [2021-10-13 07:49:16,507 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 07:49:16,508 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:49:16,746 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:49:16,747 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 100 [2021-10-13 07:49:16,749 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:49:16,750 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-10-13 07:49:18,763 INFO L354 Elim1Store]: treesize reduction 44, result has 33.3 percent of original size [2021-10-13 07:49:18,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 190 treesize of output 164 [2021-10-13 07:49:18,765 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:49:18,766 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 260 [2021-10-13 07:49:18,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 471 treesize of output 467 [2021-10-13 07:49:18,790 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:49:18,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 537 treesize of output 533 [2021-10-13 07:49:19,866 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 07:49:19,866 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1961656143] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:49:19,867 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [409262463] [2021-10-13 07:49:19,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:49:19,867 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:49:19,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:49:19,868 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 07:49:19,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-10-13 07:49:20,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:49:20,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-13 07:49:20,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:49:20,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 69 [2021-10-13 07:49:20,967 INFO L354 Elim1Store]: treesize reduction 41, result has 18.0 percent of original size [2021-10-13 07:49:20,967 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 14 [2021-10-13 07:49:21,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-10-13 07:49:21,037 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 07:49:21,038 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:49:21,129 INFO L354 Elim1Store]: treesize reduction 44, result has 33.3 percent of original size [2021-10-13 07:49:21,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 33 [2021-10-13 07:49:21,141 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:49:21,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 33 [2021-10-13 07:49:21,919 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 07:49:21,919 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [409262463] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:49:21,920 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-13 07:49:21,920 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 8, 8, 10, 10] total 43 [2021-10-13 07:49:21,920 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075976675] [2021-10-13 07:49:21,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2021-10-13 07:49:21,921 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:49:21,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-10-13 07:49:21,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=173, Invalid=1719, Unknown=0, NotChecked=0, Total=1892 [2021-10-13 07:49:21,922 INFO L87 Difference]: Start difference. First operand 101 states and 136 transitions. Second operand has 44 states, 44 states have (on average 2.4545454545454546) internal successors, (108), 43 states have internal predecessors, (108), 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) [2021-10-13 07:50:29,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:50:29,880 INFO L93 Difference]: Finished difference Result 148 states and 198 transitions. [2021-10-13 07:50:29,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-13 07:50:29,882 INFO L78 Accepts]: Start accepts. Automaton has has 44 states, 44 states have (on average 2.4545454545454546) internal successors, (108), 43 states have internal predecessors, (108), 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 27 [2021-10-13 07:50:29,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:50:29,883 INFO L225 Difference]: With dead ends: 148 [2021-10-13 07:50:29,883 INFO L226 Difference]: Without dead ends: 76 [2021-10-13 07:50:29,885 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 114 SyntacticMatches, 1 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 903 ImplicationChecksByTransitivity, 43854.8ms TimeCoverageRelationStatistics Valid=434, Invalid=3106, Unknown=0, NotChecked=0, Total=3540 [2021-10-13 07:50:29,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2021-10-13 07:50:29,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 68. [2021-10-13 07:50:29,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 66 states have (on average 1.3333333333333333) internal successors, (88), 67 states have internal predecessors, (88), 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) [2021-10-13 07:50:29,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 88 transitions. [2021-10-13 07:50:29,902 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 88 transitions. Word has length 27 [2021-10-13 07:50:29,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:50:29,902 INFO L470 AbstractCegarLoop]: Abstraction has 68 states and 88 transitions. [2021-10-13 07:50:29,902 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 2.4545454545454546) internal successors, (108), 43 states have internal predecessors, (108), 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) [2021-10-13 07:50:29,903 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 88 transitions. [2021-10-13 07:50:29,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-13 07:50:29,904 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:50:29,904 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:50:29,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-10-13 07:50:30,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-10-13 07:50:30,324 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2021-10-13 07:50:30,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt [2021-10-13 07:50:30,521 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:50:30,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:50:30,522 INFO L82 PathProgramCache]: Analyzing trace with hash -1064810912, now seen corresponding path program 1 times [2021-10-13 07:50:30,522 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:50:30,522 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [175985955] [2021-10-13 07:50:30,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:50:30,522 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:50:30,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:50:30,523 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:50:30,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-10-13 07:50:31,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:50:31,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-13 07:50:31,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:50:31,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 47 [2021-10-13 07:50:31,558 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-10-13 07:50:31,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 43 [2021-10-13 07:50:31,586 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-10-13 07:50:31,587 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 19 [2021-10-13 07:50:31,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-10-13 07:50:31,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2021-10-13 07:50:31,928 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-13 07:50:31,929 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:50:32,333 INFO L354 Elim1Store]: treesize reduction 44, result has 33.3 percent of original size [2021-10-13 07:50:32,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 112 treesize of output 86 [2021-10-13 07:50:32,405 INFO L354 Elim1Store]: treesize reduction 44, result has 33.3 percent of original size [2021-10-13 07:50:32,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 86 treesize of output 60 [2021-10-13 07:50:32,422 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:50:32,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 60 treesize of output 60 [2021-10-13 07:50:32,441 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:50:32,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 60 treesize of output 60 [2021-10-13 07:50:32,855 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-13 07:50:32,855 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:50:32,856 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [175985955] [2021-10-13 07:50:32,856 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [175985955] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:50:32,856 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:50:32,856 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-13 07:50:32,856 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787722091] [2021-10-13 07:50:32,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-13 07:50:32,857 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:50:32,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-13 07:50:32,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-10-13 07:50:32,857 INFO L87 Difference]: Start difference. First operand 68 states and 88 transitions. Second operand has 11 states, 11 states have (on average 3.8181818181818183) internal successors, (42), 10 states have internal predecessors, (42), 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) [2021-10-13 07:50:34,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:50:34,009 INFO L93 Difference]: Finished difference Result 109 states and 139 transitions. [2021-10-13 07:50:34,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 07:50:34,010 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 3.8181818181818183) internal successors, (42), 10 states have internal predecessors, (42), 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 29 [2021-10-13 07:50:34,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:50:34,011 INFO L225 Difference]: With dead ends: 109 [2021-10-13 07:50:34,011 INFO L226 Difference]: Without dead ends: 87 [2021-10-13 07:50:34,012 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 482.3ms TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2021-10-13 07:50:34,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-10-13 07:50:34,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 69. [2021-10-13 07:50:34,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 67 states have (on average 1.328358208955224) internal successors, (89), 68 states have internal predecessors, (89), 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) [2021-10-13 07:50:34,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 89 transitions. [2021-10-13 07:50:34,023 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 89 transitions. Word has length 29 [2021-10-13 07:50:34,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:50:34,024 INFO L470 AbstractCegarLoop]: Abstraction has 69 states and 89 transitions. [2021-10-13 07:50:34,024 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 3.8181818181818183) internal successors, (42), 10 states have internal predecessors, (42), 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) [2021-10-13 07:50:34,024 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 89 transitions. [2021-10-13 07:50:34,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-13 07:50:34,026 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:50:34,026 INFO L512 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:50:34,044 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-10-13 07:50:34,239 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:50:34,239 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:50:34,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:50:34,239 INFO L82 PathProgramCache]: Analyzing trace with hash -2111525076, now seen corresponding path program 1 times [2021-10-13 07:50:34,240 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:50:34,240 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2064930947] [2021-10-13 07:50:34,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:50:34,240 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:50:34,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:50:34,242 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:50:34,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-10-13 07:50:34,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:50:34,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 07:50:34,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:50:34,895 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 07:50:34,895 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:50:35,017 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 07:50:35,018 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:50:35,018 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2064930947] [2021-10-13 07:50:35,018 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2064930947] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:50:35,018 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [519509219] [2021-10-13 07:50:35,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:50:35,018 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 07:50:35,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 07:50:35,019 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 07:50:35,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2021-10-13 07:50:35,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:50:35,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 07:50:35,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:50:35,824 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 07:50:35,824 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:50:35,914 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 07:50:35,915 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [519509219] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:50:35,915 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1563174667] [2021-10-13 07:50:35,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:50:35,915 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:50:35,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:50:35,916 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 07:50:35,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-10-13 07:50:36,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:50:36,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 07:50:36,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:50:36,624 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 07:50:36,624 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:50:36,700 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 07:50:36,700 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1563174667] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:50:36,701 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-13 07:50:36,701 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 8 [2021-10-13 07:50:36,701 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065921024] [2021-10-13 07:50:36,701 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 07:50:36,702 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:50:36,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 07:50:36,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-10-13 07:50:36,702 INFO L87 Difference]: Start difference. First operand 69 states and 89 transitions. Second operand has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 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) [2021-10-13 07:50:36,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:50:36,871 INFO L93 Difference]: Finished difference Result 114 states and 146 transitions. [2021-10-13 07:50:36,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 07:50:36,873 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 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 30 [2021-10-13 07:50:36,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:50:36,873 INFO L225 Difference]: With dead ends: 114 [2021-10-13 07:50:36,874 INFO L226 Difference]: Without dead ends: 78 [2021-10-13 07:50:36,874 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 54.6ms TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-10-13 07:50:36,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2021-10-13 07:50:36,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 76. [2021-10-13 07:50:36,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 74 states have (on average 1.1891891891891893) internal successors, (88), 75 states have internal predecessors, (88), 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) [2021-10-13 07:50:36,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 88 transitions. [2021-10-13 07:50:36,883 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 88 transitions. Word has length 30 [2021-10-13 07:50:36,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:50:36,883 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 88 transitions. [2021-10-13 07:50:36,883 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 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) [2021-10-13 07:50:36,883 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 88 transitions. [2021-10-13 07:50:36,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-13 07:50:36,885 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:50:36,885 INFO L512 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:50:36,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-10-13 07:50:37,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-10-13 07:50:37,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2021-10-13 07:50:37,491 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt [2021-10-13 07:50:37,491 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:50:37,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:50:37,492 INFO L82 PathProgramCache]: Analyzing trace with hash 118840019, now seen corresponding path program 2 times [2021-10-13 07:50:37,493 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:50:37,493 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [705263786] [2021-10-13 07:50:37,493 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-13 07:50:37,493 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:50:37,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:50:37,494 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:50:37,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2021-10-13 07:50:38,153 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-13 07:50:38,153 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 07:50:38,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 07:50:38,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:50:38,277 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 07:50:38,277 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:50:38,415 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 07:50:38,415 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:50:38,415 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [705263786] [2021-10-13 07:50:38,415 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [705263786] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:50:38,415 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [802226864] [2021-10-13 07:50:38,415 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-13 07:50:38,416 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 07:50:38,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 07:50:38,416 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 07:50:38,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2021-10-13 07:50:39,336 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-13 07:50:39,337 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 07:50:39,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 07:50:39,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:50:39,450 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 07:50:39,450 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:50:39,556 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 07:50:39,556 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [802226864] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:50:39,557 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1443991401] [2021-10-13 07:50:39,557 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-13 07:50:39,557 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:50:39,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:50:39,558 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 07:50:39,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-10-13 07:50:40,345 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-13 07:50:40,345 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 07:50:40,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-13 07:50:40,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:50:40,430 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 07:50:40,430 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:50:40,513 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 07:50:40,513 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1443991401] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:50:40,514 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-13 07:50:40,514 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 8 [2021-10-13 07:50:40,514 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052810843] [2021-10-13 07:50:40,515 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-13 07:50:40,515 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:50:40,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-13 07:50:40,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-10-13 07:50:40,516 INFO L87 Difference]: Start difference. First operand 76 states and 88 transitions. Second operand has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 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) [2021-10-13 07:50:40,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:50:40,828 INFO L93 Difference]: Finished difference Result 118 states and 134 transitions. [2021-10-13 07:50:40,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 07:50:40,828 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 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 30 [2021-10-13 07:50:40,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:50:40,829 INFO L225 Difference]: With dead ends: 118 [2021-10-13 07:50:40,829 INFO L226 Difference]: Without dead ends: 78 [2021-10-13 07:50:40,830 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 66.3ms TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-10-13 07:50:40,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2021-10-13 07:50:40,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 64. [2021-10-13 07:50:40,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 62 states have (on average 1.1451612903225807) internal successors, (71), 63 states have internal predecessors, (71), 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) [2021-10-13 07:50:40,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 71 transitions. [2021-10-13 07:50:40,838 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 71 transitions. Word has length 30 [2021-10-13 07:50:40,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:50:40,838 INFO L470 AbstractCegarLoop]: Abstraction has 64 states and 71 transitions. [2021-10-13 07:50:40,839 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.375) internal successors, (35), 8 states have internal predecessors, (35), 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) [2021-10-13 07:50:40,839 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 71 transitions. [2021-10-13 07:50:40,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-13 07:50:40,840 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:50:40,840 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:50:40,866 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-10-13 07:50:41,050 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2021-10-13 07:50:41,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2021-10-13 07:50:41,447 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:50:41,447 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:50:41,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:50:41,448 INFO L82 PathProgramCache]: Analyzing trace with hash 386508261, now seen corresponding path program 1 times [2021-10-13 07:50:41,449 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:50:41,449 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1913834903] [2021-10-13 07:50:41,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:50:41,449 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:50:41,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:50:41,450 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:50:41,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2021-10-13 07:50:42,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:50:42,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 19 conjunts are in the unsatisfiable core [2021-10-13 07:50:42,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:50:42,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 48 [2021-10-13 07:50:42,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 9 [2021-10-13 07:50:42,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:50:42,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 20 [2021-10-13 07:50:43,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:50:43,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 17 [2021-10-13 07:50:43,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-10-13 07:50:43,346 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 07:50:43,346 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:50:43,511 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:50:43,512 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-10-13 07:50:43,873 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:50:43,873 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-10-13 07:50:44,836 INFO L354 Elim1Store]: treesize reduction 44, result has 33.3 percent of original size [2021-10-13 07:50:44,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 41 [2021-10-13 07:50:44,851 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:50:44,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 59 [2021-10-13 07:50:45,361 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 07:50:45,361 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:50:45,361 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1913834903] [2021-10-13 07:50:45,362 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1913834903] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:50:45,362 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2080595123] [2021-10-13 07:50:45,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:50:45,362 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 07:50:45,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 07:50:45,363 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 07:50:45,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2021-10-13 07:50:46,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:50:46,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 17 conjunts are in the unsatisfiable core [2021-10-13 07:50:46,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:50:46,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 348 treesize of output 316 [2021-10-13 07:50:46,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 9 [2021-10-13 07:50:46,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 9 [2021-10-13 07:50:47,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:50:47,298 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-10-13 07:50:47,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 85 treesize of output 64 [2021-10-13 07:50:47,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:50:47,324 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-10-13 07:50:47,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 33 [2021-10-13 07:50:47,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-10-13 07:50:47,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2021-10-13 07:50:47,768 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 07:50:47,769 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:50:48,193 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:50:48,194 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-10-13 07:50:48,196 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:50:48,197 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-10-13 07:50:50,804 INFO L354 Elim1Store]: treesize reduction 44, result has 33.3 percent of original size [2021-10-13 07:50:50,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 164 treesize of output 138 [2021-10-13 07:50:50,808 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:50:50,809 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 234 [2021-10-13 07:50:50,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11491 treesize of output 11299 [2021-10-13 07:50:51,332 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:50:51,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 6048 treesize of output 6042 [2021-10-13 07:50:51,597 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: BigInteger out of long range [2021-10-13 07:50:51,597 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1854318594] [2021-10-13 07:50:51,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:50:51,597 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:50:51,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:50:51,598 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 07:50:51,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-10-13 07:50:52,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:50:52,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 21 conjunts are in the unsatisfiable core [2021-10-13 07:50:52,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:50:52,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 379 treesize of output 363 [2021-10-13 07:50:52,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 9 [2021-10-13 07:50:52,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:50:52,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 20 [2021-10-13 07:50:53,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:50:53,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 17 [2021-10-13 07:50:53,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-10-13 07:50:53,274 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 07:50:53,275 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:50:53,305 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:50:53,306 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-10-13 07:50:53,569 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:50:53,570 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-10-13 07:50:54,081 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:50:54,082 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-10-13 07:50:54,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 470 treesize of output 458 [2021-10-13 07:50:54,477 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 07:50:54,477 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1854318594] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:50:54,477 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 4 imperfect interpolant sequences. [2021-10-13 07:50:54,477 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12, 12] total 23 [2021-10-13 07:50:54,477 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556357857] [2021-10-13 07:50:54,478 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2021-10-13 07:50:54,478 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:50:54,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-10-13 07:50:54,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=1275, Unknown=0, NotChecked=0, Total=1406 [2021-10-13 07:50:54,479 INFO L87 Difference]: Start difference. First operand 64 states and 71 transitions. Second operand has 24 states, 24 states have (on average 2.4166666666666665) internal successors, (58), 23 states have internal predecessors, (58), 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) [2021-10-13 07:51:00,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:51:00,865 INFO L93 Difference]: Finished difference Result 92 states and 101 transitions. [2021-10-13 07:51:00,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-13 07:51:00,867 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 2.4166666666666665) internal successors, (58), 23 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2021-10-13 07:51:00,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:51:00,868 INFO L225 Difference]: With dead ends: 92 [2021-10-13 07:51:00,868 INFO L226 Difference]: Without dead ends: 75 [2021-10-13 07:51:00,869 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 135 SyntacticMatches, 5 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 681 ImplicationChecksByTransitivity, 6280.9ms TimeCoverageRelationStatistics Valid=205, Invalid=1865, Unknown=0, NotChecked=0, Total=2070 [2021-10-13 07:51:00,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-10-13 07:51:00,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 61. [2021-10-13 07:51:00,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 60 states have (on average 1.1166666666666667) internal successors, (67), 60 states have internal predecessors, (67), 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) [2021-10-13 07:51:00,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 67 transitions. [2021-10-13 07:51:00,898 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 67 transitions. Word has length 31 [2021-10-13 07:51:00,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:51:00,898 INFO L470 AbstractCegarLoop]: Abstraction has 61 states and 67 transitions. [2021-10-13 07:51:00,898 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 2.4166666666666665) internal successors, (58), 23 states have internal predecessors, (58), 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) [2021-10-13 07:51:00,898 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 67 transitions. [2021-10-13 07:51:00,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-13 07:51:00,899 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:51:00,899 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:51:00,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2021-10-13 07:51:01,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (23)] Ended with exit code 0 [2021-10-13 07:51:01,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2021-10-13 07:51:01,500 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3,25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:51:01,500 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:51:01,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:51:01,501 INFO L82 PathProgramCache]: Analyzing trace with hash -783854359, now seen corresponding path program 1 times [2021-10-13 07:51:01,501 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:51:01,501 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1302883850] [2021-10-13 07:51:01,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:51:01,501 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:51:01,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:51:01,503 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:51:01,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2021-10-13 07:51:02,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:51:02,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 23 conjunts are in the unsatisfiable core [2021-10-13 07:51:02,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:51:02,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 75 [2021-10-13 07:51:03,186 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-13 07:51:03,199 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-10-13 07:51:03,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 14 [2021-10-13 07:51:03,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-10-13 07:51:03,500 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 07:51:03,501 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:51:03,865 INFO L354 Elim1Store]: treesize reduction 44, result has 33.3 percent of original size [2021-10-13 07:51:03,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 33 [2021-10-13 07:51:03,880 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:51:03,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 33 [2021-10-13 07:51:04,585 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 07:51:04,586 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:51:04,586 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1302883850] [2021-10-13 07:51:04,586 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1302883850] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:51:04,586 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1257581030] [2021-10-13 07:51:04,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:51:04,586 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 07:51:04,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 07:51:04,592 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 07:51:04,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2021-10-13 07:51:05,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:51:05,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 23 conjunts are in the unsatisfiable core [2021-10-13 07:51:05,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:51:05,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 47 [2021-10-13 07:51:06,480 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-13 07:51:06,494 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-10-13 07:51:06,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 14 [2021-10-13 07:51:06,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-10-13 07:51:06,617 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-13 07:51:06,618 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:51:06,747 INFO L354 Elim1Store]: treesize reduction 44, result has 33.3 percent of original size [2021-10-13 07:51:06,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 33 [2021-10-13 07:51:06,761 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:51:06,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 33 [2021-10-13 07:51:07,056 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 07:51:07,056 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1257581030] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:51:07,057 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2131916648] [2021-10-13 07:51:07,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:51:07,057 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:51:07,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:51:07,061 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 07:51:07,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2021-10-13 07:51:08,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:51:08,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 19 conjunts are in the unsatisfiable core [2021-10-13 07:51:08,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:51:08,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 48 [2021-10-13 07:51:08,918 INFO L354 Elim1Store]: treesize reduction 41, result has 18.0 percent of original size [2021-10-13 07:51:08,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 14 [2021-10-13 07:51:09,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-10-13 07:51:09,043 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 07:51:09,043 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:51:09,198 INFO L354 Elim1Store]: treesize reduction 44, result has 33.3 percent of original size [2021-10-13 07:51:09,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 59 treesize of output 33 [2021-10-13 07:51:09,217 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:51:09,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 33 [2021-10-13 07:51:10,000 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 07:51:10,001 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2131916648] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:51:10,001 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-13 07:51:10,001 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 12, 11, 11, 11] total 34 [2021-10-13 07:51:10,001 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686711780] [2021-10-13 07:51:10,003 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2021-10-13 07:51:10,003 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:51:10,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-10-13 07:51:10,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=146, Invalid=1044, Unknown=0, NotChecked=0, Total=1190 [2021-10-13 07:51:10,005 INFO L87 Difference]: Start difference. First operand 61 states and 67 transitions. Second operand has 35 states, 35 states have (on average 2.6) internal successors, (91), 34 states have internal predecessors, (91), 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) [2021-10-13 07:51:12,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:51:12,274 INFO L93 Difference]: Finished difference Result 87 states and 95 transitions. [2021-10-13 07:51:12,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-13 07:51:12,275 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 35 states have (on average 2.6) internal successors, (91), 34 states have internal predecessors, (91), 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 34 [2021-10-13 07:51:12,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:51:12,276 INFO L225 Difference]: With dead ends: 87 [2021-10-13 07:51:12,276 INFO L226 Difference]: Without dead ends: 72 [2021-10-13 07:51:12,277 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 164 SyntacticMatches, 1 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 331 ImplicationChecksByTransitivity, 2459.9ms TimeCoverageRelationStatistics Valid=315, Invalid=1491, Unknown=0, NotChecked=0, Total=1806 [2021-10-13 07:51:12,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2021-10-13 07:51:12,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 54. [2021-10-13 07:51:12,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 53 states have (on average 1.0943396226415094) internal successors, (58), 53 states have internal predecessors, (58), 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) [2021-10-13 07:51:12,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 58 transitions. [2021-10-13 07:51:12,286 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 58 transitions. Word has length 34 [2021-10-13 07:51:12,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:51:12,286 INFO L470 AbstractCegarLoop]: Abstraction has 54 states and 58 transitions. [2021-10-13 07:51:12,287 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 2.6) internal successors, (91), 34 states have internal predecessors, (91), 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) [2021-10-13 07:51:12,287 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 58 transitions. [2021-10-13 07:51:12,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-13 07:51:12,288 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:51:12,288 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:51:12,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (26)] Forceful destruction successful, exit code 0 [2021-10-13 07:51:12,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2021-10-13 07:51:12,723 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2021-10-13 07:51:12,895 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3,27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt,28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:51:12,895 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:51:12,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:51:12,896 INFO L82 PathProgramCache]: Analyzing trace with hash 591619839, now seen corresponding path program 2 times [2021-10-13 07:51:12,896 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:51:12,896 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1661796039] [2021-10-13 07:51:12,896 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-13 07:51:12,897 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:51:12,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:51:12,898 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:51:12,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (29)] Waiting until timeout for monitored process [2021-10-13 07:51:14,072 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-13 07:51:14,072 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 07:51:14,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 19 conjunts are in the unsatisfiable core [2021-10-13 07:51:14,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:51:14,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 348 treesize of output 316 [2021-10-13 07:51:14,643 INFO L354 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2021-10-13 07:51:14,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 15 [2021-10-13 07:51:14,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-10-13 07:51:14,870 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-13 07:51:14,870 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:51:15,070 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:51:15,070 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-10-13 07:51:25,317 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:51:25,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 51 [2021-10-13 07:51:27,843 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-13 07:51:27,843 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:51:27,843 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1661796039] [2021-10-13 07:51:27,843 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1661796039] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:51:27,843 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1327471911] [2021-10-13 07:51:27,843 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-13 07:51:27,843 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 07:51:27,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 07:51:27,844 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 07:51:27,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2021-10-13 07:51:29,273 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-13 07:51:29,273 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1466443248] [2021-10-13 07:51:29,274 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-13 07:51:29,274 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:51:29,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:51:29,275 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 07:51:29,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 1 [2021-10-13 07:51:29,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2021-10-13 07:51:30,727 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-13 07:51:30,727 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-13 07:51:30,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 21 conjunts are in the unsatisfiable core [2021-10-13 07:51:30,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:51:30,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 47 [2021-10-13 07:51:31,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 11 [2021-10-13 07:51:31,703 INFO L354 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2021-10-13 07:51:31,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 15 [2021-10-13 07:51:32,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-10-13 07:51:32,036 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-13 07:51:32,036 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:51:32,101 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:51:32,102 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-10-13 07:51:42,930 INFO L354 Elim1Store]: treesize reduction 44, result has 33.3 percent of original size [2021-10-13 07:51:42,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 47 [2021-10-13 07:51:42,947 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:51:42,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 57 [2021-10-13 07:51:42,960 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: no int: (_ BitVec 32) [2021-10-13 07:51:42,960 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-13 07:51:42,960 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 21 [2021-10-13 07:51:42,960 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622705500] [2021-10-13 07:51:42,961 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-10-13 07:51:42,961 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:51:42,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-10-13 07:51:42,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=153, Invalid=1027, Unknown=10, NotChecked=0, Total=1190 [2021-10-13 07:51:42,962 INFO L87 Difference]: Start difference. First operand 54 states and 58 transitions. Second operand has 22 states, 22 states have (on average 2.6363636363636362) internal successors, (58), 21 states have internal predecessors, (58), 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) [2021-10-13 07:51:47,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:51:47,755 INFO L93 Difference]: Finished difference Result 67 states and 69 transitions. [2021-10-13 07:51:47,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-13 07:51:47,756 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 2.6363636363636362) internal successors, (58), 21 states have internal predecessors, (58), 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 34 [2021-10-13 07:51:47,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:51:47,757 INFO L225 Difference]: With dead ends: 67 [2021-10-13 07:51:47,757 INFO L226 Difference]: Without dead ends: 59 [2021-10-13 07:51:47,758 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 396 ImplicationChecksByTransitivity, 26744.5ms TimeCoverageRelationStatistics Valid=289, Invalid=1507, Unknown=10, NotChecked=0, Total=1806 [2021-10-13 07:51:47,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2021-10-13 07:51:47,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 53. [2021-10-13 07:51:47,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 52 states have (on average 1.0576923076923077) internal successors, (55), 52 states have internal predecessors, (55), 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) [2021-10-13 07:51:47,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 55 transitions. [2021-10-13 07:51:47,768 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 55 transitions. Word has length 34 [2021-10-13 07:51:47,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:51:47,769 INFO L470 AbstractCegarLoop]: Abstraction has 53 states and 55 transitions. [2021-10-13 07:51:47,769 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 2.6363636363636362) internal successors, (58), 21 states have internal predecessors, (58), 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) [2021-10-13 07:51:47,769 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 55 transitions. [2021-10-13 07:51:47,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-13 07:51:47,770 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:51:47,770 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:51:47,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Forceful destruction successful, exit code 0 [2021-10-13 07:51:47,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (29)] Forceful destruction successful, exit code 0 [2021-10-13 07:51:48,183 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:51:48,183 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:51:48,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:51:48,184 INFO L82 PathProgramCache]: Analyzing trace with hash 1203189586, now seen corresponding path program 1 times [2021-10-13 07:51:48,184 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:51:48,184 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [259981264] [2021-10-13 07:51:48,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:51:48,185 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:51:48,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:51:48,185 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:51:48,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (32)] Waiting until timeout for monitored process [2021-10-13 07:51:49,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:51:49,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-13 07:51:49,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:51:49,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-10-13 07:51:49,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:51:49,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-10-13 07:51:49,903 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:51:49,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 10 [2021-10-13 07:51:49,927 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 07:51:49,927 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:51:50,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2021-10-13 07:51:50,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2021-10-13 07:51:50,267 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-13 07:51:50,267 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:51:50,268 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [259981264] [2021-10-13 07:51:50,268 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [259981264] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:51:50,268 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [57320940] [2021-10-13 07:51:50,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:51:50,268 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 07:51:50,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 07:51:50,269 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 07:51:50,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2021-10-13 07:51:52,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:51:52,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 26 conjunts are in the unsatisfiable core [2021-10-13 07:51:52,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:51:52,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 47 [2021-10-13 07:51:52,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 9 [2021-10-13 07:51:53,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:51:53,224 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-13 07:51:53,241 INFO L354 Elim1Store]: treesize reduction 23, result has 28.1 percent of original size [2021-10-13 07:51:53,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 26 [2021-10-13 07:51:53,654 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:51:53,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 15 [2021-10-13 07:51:53,746 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-13 07:51:53,747 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:51:54,015 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:51:54,016 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-10-13 07:51:55,018 INFO L354 Elim1Store]: treesize reduction 44, result has 33.3 percent of original size [2021-10-13 07:51:55,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 87 treesize of output 61 [2021-10-13 07:51:55,035 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:51:55,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 175 treesize of output 171 [2021-10-13 07:51:56,105 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-13 07:51:56,105 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [57320940] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:51:56,105 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [335071616] [2021-10-13 07:51:56,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:51:56,105 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:51:56,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:51:56,106 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 07:51:56,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2021-10-13 07:51:57,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:51:57,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-13 07:51:57,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:51:57,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-10-13 07:51:57,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:51:57,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2021-10-13 07:51:57,750 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:51:57,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 10 [2021-10-13 07:51:57,756 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-13 07:51:57,756 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:51:57,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 14 [2021-10-13 07:51:57,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2021-10-13 07:51:57,959 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-13 07:51:57,959 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [335071616] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:51:57,960 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-13 07:51:57,960 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8, 13, 12, 9, 8] total 39 [2021-10-13 07:51:57,960 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073810854] [2021-10-13 07:51:57,961 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2021-10-13 07:51:57,961 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:51:57,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-10-13 07:51:57,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=1335, Unknown=0, NotChecked=0, Total=1482 [2021-10-13 07:51:57,963 INFO L87 Difference]: Start difference. First operand 53 states and 55 transitions. Second operand has 39 states, 39 states have (on average 3.1538461538461537) internal successors, (123), 39 states have internal predecessors, (123), 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) [2021-10-13 07:52:05,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:52:05,312 INFO L93 Difference]: Finished difference Result 73 states and 74 transitions. [2021-10-13 07:52:05,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-13 07:52:05,312 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 39 states have (on average 3.1538461538461537) internal successors, (123), 39 states have internal predecessors, (123), 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 37 [2021-10-13 07:52:05,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:52:05,313 INFO L225 Difference]: With dead ends: 73 [2021-10-13 07:52:05,313 INFO L226 Difference]: Without dead ends: 40 [2021-10-13 07:52:05,315 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 176 SyntacticMatches, 3 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 762 ImplicationChecksByTransitivity, 7278.7ms TimeCoverageRelationStatistics Valid=571, Invalid=2735, Unknown=0, NotChecked=0, Total=3306 [2021-10-13 07:52:05,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2021-10-13 07:52:05,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2021-10-13 07:52:05,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 39 states have (on average 1.0256410256410255) internal successors, (40), 39 states have internal predecessors, (40), 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) [2021-10-13 07:52:05,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 40 transitions. [2021-10-13 07:52:05,321 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 40 transitions. Word has length 37 [2021-10-13 07:52:05,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:52:05,321 INFO L470 AbstractCegarLoop]: Abstraction has 40 states and 40 transitions. [2021-10-13 07:52:05,322 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 3.1538461538461537) internal successors, (123), 39 states have internal predecessors, (123), 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) [2021-10-13 07:52:05,322 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 40 transitions. [2021-10-13 07:52:05,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-13 07:52:05,322 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:52:05,322 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:52:05,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (32)] Forceful destruction successful, exit code 0 [2021-10-13 07:52:05,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Forceful destruction successful, exit code 0 [2021-10-13 07:52:05,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (33)] Forceful destruction successful, exit code 0 [2021-10-13 07:52:05,923 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3,34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt [2021-10-13 07:52:05,923 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:52:05,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:52:05,924 INFO L82 PathProgramCache]: Analyzing trace with hash 1276662955, now seen corresponding path program 1 times [2021-10-13 07:52:05,924 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:52:05,925 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2023018722] [2021-10-13 07:52:05,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:52:05,925 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:52:05,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:52:05,926 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:52:05,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (35)] Waiting until timeout for monitored process [2021-10-13 07:52:07,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:52:07,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 21 conjunts are in the unsatisfiable core [2021-10-13 07:52:07,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:52:07,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 47 [2021-10-13 07:52:07,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 9 [2021-10-13 07:52:07,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:52:07,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 20 [2021-10-13 07:52:08,255 INFO L354 Elim1Store]: treesize reduction 41, result has 18.0 percent of original size [2021-10-13 07:52:08,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 17 [2021-10-13 07:52:08,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-10-13 07:52:08,668 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-13 07:52:08,668 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:52:09,012 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:52:09,012 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-10-13 07:52:20,014 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:52:20,018 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-10-13 07:52:25,504 WARN L838 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start_g_~i~2 (_ BitVec 32)) (ULTIMATE.start_f_~pointer.offset (_ BitVec 32)) (v_DerPreprocessor_30 (_ BitVec 32)) (v_DerPreprocessor_29 (_ BitVec 32))) (not (= (select (select (let ((.cse0 (store |c_#memory_$Pointer$.offset| |c_~#pp~0.base| (store (select |c_#memory_$Pointer$.offset| |c_~#pp~0.base|) |c_~#pp~0.offset| ULTIMATE.start_f_~pointer.offset)))) (store .cse0 |c_~#pstate~0.base| (store (store (select .cse0 |c_~#pstate~0.base|) |c_~#pstate~0.offset| v_DerPreprocessor_30) (bvadd (bvmul ULTIMATE.start_g_~i~2 (_ bv4 32)) |c_~#pstate~0.offset|) v_DerPreprocessor_29))) |c_~#pp~0.base|) (bvadd |c_~#pp~0.offset| (_ bv4 32))) c_ULTIMATE.start_main_~b~0.offset))) is different from false [2021-10-13 07:52:27,529 WARN L838 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start_g_~i~2 (_ BitVec 32)) (ULTIMATE.start_f_~pointer.offset (_ BitVec 32)) (v_DerPreprocessor_30 (_ BitVec 32)) (v_DerPreprocessor_29 (_ BitVec 32))) (not (= |c_ULTIMATE.start_malloc_#res.offset| (select (select (let ((.cse0 (store |c_#memory_$Pointer$.offset| |c_~#pp~0.base| (store (select |c_#memory_$Pointer$.offset| |c_~#pp~0.base|) |c_~#pp~0.offset| ULTIMATE.start_f_~pointer.offset)))) (store .cse0 |c_~#pstate~0.base| (store (store (select .cse0 |c_~#pstate~0.base|) |c_~#pstate~0.offset| v_DerPreprocessor_30) (bvadd (bvmul ULTIMATE.start_g_~i~2 (_ bv4 32)) |c_~#pstate~0.offset|) v_DerPreprocessor_29))) |c_~#pp~0.base|) (bvadd |c_~#pp~0.offset| (_ bv4 32)))))) is different from false [2021-10-13 07:52:29,562 WARN L838 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start_g_~i~2 (_ BitVec 32)) (ULTIMATE.start_f_~pointer.offset (_ BitVec 32)) (v_DerPreprocessor_30 (_ BitVec 32)) (v_DerPreprocessor_29 (_ BitVec 32))) (not (= c_~counter~0 (select (select (let ((.cse0 (store |c_#memory_$Pointer$.offset| |c_~#pp~0.base| (store (select |c_#memory_$Pointer$.offset| |c_~#pp~0.base|) |c_~#pp~0.offset| ULTIMATE.start_f_~pointer.offset)))) (store .cse0 |c_~#pstate~0.base| (store (store (select .cse0 |c_~#pstate~0.base|) |c_~#pstate~0.offset| v_DerPreprocessor_30) (bvadd (bvmul ULTIMATE.start_g_~i~2 (_ bv4 32)) |c_~#pstate~0.offset|) v_DerPreprocessor_29))) |c_~#pp~0.base|) (bvadd |c_~#pp~0.offset| (_ bv4 32)))))) is different from false [2021-10-13 07:52:31,592 WARN L838 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start_g_~i~2 (_ BitVec 32)) (ULTIMATE.start_f_~pointer.offset (_ BitVec 32)) (v_DerPreprocessor_30 (_ BitVec 32)) (v_DerPreprocessor_29 (_ BitVec 32))) (not (= (bvadd c_~counter~0 (_ bv1 32)) (select (select (let ((.cse0 (store |c_#memory_$Pointer$.offset| |c_~#pp~0.base| (store (select |c_#memory_$Pointer$.offset| |c_~#pp~0.base|) |c_~#pp~0.offset| ULTIMATE.start_f_~pointer.offset)))) (store .cse0 |c_~#pstate~0.base| (store (store (select .cse0 |c_~#pstate~0.base|) |c_~#pstate~0.offset| v_DerPreprocessor_30) (bvadd (bvmul ULTIMATE.start_g_~i~2 (_ bv4 32)) |c_~#pstate~0.offset|) v_DerPreprocessor_29))) |c_~#pp~0.base|) (bvadd |c_~#pp~0.offset| (_ bv4 32)))))) is different from false [2021-10-13 07:52:31,650 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:52:31,651 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 187 [2021-10-13 07:52:31,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 3570 treesize of output 3546 [2021-10-13 07:52:31,746 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:52:31,746 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2023018722] [2021-10-13 07:52:31,746 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: no int: (_ BitVec 32) [2021-10-13 07:52:31,746 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [454886248] [2021-10-13 07:52:31,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:52:31,747 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-13 07:52:31,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 [2021-10-13 07:52:31,748 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-13 07:52:31,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2021-10-13 07:52:33,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:52:33,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 17 conjunts are in the unsatisfiable core [2021-10-13 07:52:33,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:52:33,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 48 [2021-10-13 07:52:35,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 9 [2021-10-13 07:52:35,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 9 [2021-10-13 07:52:36,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:52:36,235 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-10-13 07:52:36,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 85 treesize of output 64 [2021-10-13 07:52:36,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:52:36,258 INFO L354 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2021-10-13 07:52:36,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 33 [2021-10-13 07:52:36,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-10-13 07:52:36,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2021-10-13 07:52:36,653 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-13 07:52:36,653 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:52:37,042 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:52:37,043 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-10-13 07:52:37,047 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:52:37,047 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 91 [2021-10-13 07:52:39,720 INFO L354 Elim1Store]: treesize reduction 44, result has 33.3 percent of original size [2021-10-13 07:52:39,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 164 treesize of output 138 [2021-10-13 07:52:39,812 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:52:39,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 181 treesize of output 181 [2021-10-13 07:52:39,818 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:52:39,820 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 277 [2021-10-13 07:52:39,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 3326 treesize of output 3278 [2021-10-13 07:52:44,951 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-13 07:52:44,952 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [454886248] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-13 07:52:44,952 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [231709614] [2021-10-13 07:52:44,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:52:44,952 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-13 07:52:44,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:52:44,953 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-13 07:52:44,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2021-10-13 07:52:46,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:52:46,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-13 07:52:46,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:52:46,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 75 [2021-10-13 07:52:46,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 9 [2021-10-13 07:52:49,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-13 07:52:49,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 20 [2021-10-13 07:52:51,924 INFO L354 Elim1Store]: treesize reduction 41, result has 18.0 percent of original size [2021-10-13 07:52:51,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 17 [2021-10-13 07:52:54,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-10-13 07:52:54,456 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 07:52:54,456 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:52:54,530 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:52:54,531 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22 [2021-10-13 07:53:06,849 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:53:06,850 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-10-13 07:53:12,898 WARN L838 $PredicateComparison]: unable to prove that (and (= (_ bv0 32) c_ULTIMATE.start_main_~b~0.base) (forall ((ULTIMATE.start_g_~i~2 (_ BitVec 32)) (ULTIMATE.start_f_~pointer.offset (_ BitVec 32)) (v_DerPreprocessor_30 (_ BitVec 32)) (v_DerPreprocessor_29 (_ BitVec 32))) (= (_ bv0 32) (select (select (let ((.cse0 (store |c_#memory_$Pointer$.offset| |c_~#pp~0.base| (store (select |c_#memory_$Pointer$.offset| |c_~#pp~0.base|) |c_~#pp~0.offset| ULTIMATE.start_f_~pointer.offset)))) (store .cse0 |c_~#pstate~0.base| (store (store (select .cse0 |c_~#pstate~0.base|) |c_~#pstate~0.offset| v_DerPreprocessor_30) (bvadd (bvmul ULTIMATE.start_g_~i~2 (_ bv4 32)) |c_~#pstate~0.offset|) v_DerPreprocessor_29))) |c_~#pp~0.base|) (bvadd |c_~#pp~0.offset| (_ bv4 32)))))) is different from false [2021-10-13 07:53:14,926 WARN L838 $PredicateComparison]: unable to prove that (and (= |c_ULTIMATE.start_malloc_#res.base| (_ bv0 32)) (forall ((ULTIMATE.start_g_~i~2 (_ BitVec 32)) (ULTIMATE.start_f_~pointer.offset (_ BitVec 32)) (v_DerPreprocessor_30 (_ BitVec 32)) (v_DerPreprocessor_29 (_ BitVec 32))) (= (_ bv0 32) (select (select (let ((.cse0 (store |c_#memory_$Pointer$.offset| |c_~#pp~0.base| (store (select |c_#memory_$Pointer$.offset| |c_~#pp~0.base|) |c_~#pp~0.offset| ULTIMATE.start_f_~pointer.offset)))) (store .cse0 |c_~#pstate~0.base| (store (store (select .cse0 |c_~#pstate~0.base|) |c_~#pstate~0.offset| v_DerPreprocessor_30) (bvadd (bvmul ULTIMATE.start_g_~i~2 (_ bv4 32)) |c_~#pstate~0.offset|) v_DerPreprocessor_29))) |c_~#pp~0.base|) (bvadd |c_~#pp~0.offset| (_ bv4 32)))))) is different from false [2021-10-13 07:53:16,955 WARN L838 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start_g_~i~2 (_ BitVec 32)) (ULTIMATE.start_f_~pointer.offset (_ BitVec 32)) (v_DerPreprocessor_30 (_ BitVec 32)) (v_DerPreprocessor_29 (_ BitVec 32))) (= (_ bv0 32) (select (select (let ((.cse0 (store |c_#memory_$Pointer$.offset| |c_~#pp~0.base| (store (select |c_#memory_$Pointer$.offset| |c_~#pp~0.base|) |c_~#pp~0.offset| ULTIMATE.start_f_~pointer.offset)))) (store .cse0 |c_~#pstate~0.base| (store (store (select .cse0 |c_~#pstate~0.base|) |c_~#pstate~0.offset| v_DerPreprocessor_30) (bvadd (bvmul ULTIMATE.start_g_~i~2 (_ bv4 32)) |c_~#pstate~0.offset|) v_DerPreprocessor_29))) |c_~#pp~0.base|) (bvadd |c_~#pp~0.offset| (_ bv4 32))))) is different from false [2021-10-13 07:53:17,010 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-13 07:53:17,011 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 184 [2021-10-13 07:53:17,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1852 treesize of output 1840 [2021-10-13 07:53:18,081 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: no int: (_ BitVec 32) [2021-10-13 07:53:18,081 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-13 07:53:18,081 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2021-10-13 07:53:18,081 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558722002] [2021-10-13 07:53:18,082 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-10-13 07:53:18,082 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:53:18,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-10-13 07:53:18,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=215, Invalid=1871, Unknown=12, NotChecked=658, Total=2756 [2021-10-13 07:53:18,083 INFO L87 Difference]: Start difference. First operand 40 states and 40 transitions. Second operand has 19 states, 19 states have (on average 2.8421052631578947) internal successors, (54), 18 states have internal predecessors, (54), 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) [2021-10-13 07:53:19,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:53:19,725 INFO L93 Difference]: Finished difference Result 41 states and 41 transitions. [2021-10-13 07:53:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 07:53:19,726 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 2.8421052631578947) internal successors, (54), 18 states have internal predecessors, (54), 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 39 [2021-10-13 07:53:19,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:53:19,726 INFO L225 Difference]: With dead ends: 41 [2021-10-13 07:53:19,726 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 07:53:19,728 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 167 SyntacticMatches, 2 SemanticMatches, 55 ConstructedPredicates, 7 IntricatePredicates, 0 DeprecatedPredicates, 888 ImplicationChecksByTransitivity, 61454.1ms TimeCoverageRelationStatistics Valid=261, Invalid=2205, Unknown=12, NotChecked=714, Total=3192 [2021-10-13 07:53:19,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 07:53:19,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 07:53:19,729 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) [2021-10-13 07:53:19,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 07:53:19,729 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 39 [2021-10-13 07:53:19,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:53:19,729 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 07:53:19,729 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 2.8421052631578947) internal successors, (54), 18 states have internal predecessors, (54), 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) [2021-10-13 07:53:19,729 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 07:53:19,729 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 07:53:19,731 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:53:19,732 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:53:19,757 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Forceful destruction successful, exit code 0 [2021-10-13 07:53:19,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (35)] Forceful destruction successful, exit code 0 [2021-10-13 07:53:20,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt (36)] Forceful destruction successful, exit code 0 [2021-10-13 07:53:20,332 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,35 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3,36 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/cvc4 --incremental --print-success --lang smt [2021-10-13 07:53:20,334 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 07:53:20,337 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:20,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:20,567 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:20,573 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:20,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:20,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:20,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:20,734 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:25,882 WARN L207 SmtUtils]: Spent 5.14 s on a formula simplification. DAG size of input: 86 DAG size of output: 73 [2021-10-13 07:53:42,771 WARN L207 SmtUtils]: Spent 10.70 s on a formula simplification. DAG size of input: 105 DAG size of output: 84 [2021-10-13 07:53:49,762 WARN L207 SmtUtils]: Spent 5.65 s on a formula simplification. DAG size of input: 91 DAG size of output: 68 [2021-10-13 07:53:49,765 INFO L857 garLoopResultBuilder]: For program point L27-2(lines 27 33) no Hoare annotation was computed. [2021-10-13 07:53:49,765 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2021-10-13 07:53:49,766 INFO L853 garLoopResultBuilder]: At program point L27-3(lines 27 33) the Hoare annotation is: (let ((.cse0 (bvadd |~#pp~0.offset| (_ bv4 32)))) (and (= (select (select |#memory_$Pointer$.base| |~#pp~0.base|) .cse0) (_ bv0 32)) (= ULTIMATE.start_main_~a~0.base ULTIMATE.start_f_~pointer.base) (= |~#pp~0.offset| (_ bv0 32)) (not (= |~#pstate~0.base| |~#pp~0.base|)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| |~#pp~0.base|) .cse0)) (forall ((v_DerPreprocessor_15 (_ BitVec 32))) (= (select (select (let ((.cse2 (bvmul ULTIMATE.start_init_~i~0 (_ bv4 32)))) (let ((.cse1 (store |#memory_$Pointer$.base| |~#pp~0.base| (store (select |#memory_$Pointer$.base| |~#pp~0.base|) (bvadd |~#pp~0.offset| .cse2) (_ bv0 32))))) (store .cse1 |~#pstate~0.base| (store (select .cse1 |~#pstate~0.base|) (bvadd .cse2 |~#pstate~0.offset|) v_DerPreprocessor_15)))) |~#pp~0.base|) |~#pp~0.offset|) (_ bv0 32))) (forall ((v_DerPreprocessor_16 (_ BitVec 32))) (= (select (select (let ((.cse4 (bvmul ULTIMATE.start_init_~i~0 (_ bv4 32)))) (let ((.cse3 (store |#memory_$Pointer$.offset| |~#pp~0.base| (store (select |#memory_$Pointer$.offset| |~#pp~0.base|) (bvadd |~#pp~0.offset| (_ bv4 32) .cse4) (_ bv0 32))))) (store .cse3 |~#pstate~0.base| (store (select .cse3 |~#pstate~0.base|) (bvadd (_ bv4 32) .cse4 |~#pstate~0.offset|) v_DerPreprocessor_16)))) |~#pp~0.base|) |~#pp~0.offset|) (_ bv0 32))) (forall ((v_DerPreprocessor_15 (_ BitVec 32))) (= (select (select (let ((.cse6 (bvmul ULTIMATE.start_init_~i~0 (_ bv4 32)))) (let ((.cse5 (store |#memory_$Pointer$.base| |~#pp~0.base| (store (select |#memory_$Pointer$.base| |~#pp~0.base|) (bvadd |~#pp~0.offset| (_ bv4 32) .cse6) (_ bv0 32))))) (store .cse5 |~#pstate~0.base| (store (select .cse5 |~#pstate~0.base|) (bvadd (_ bv4 32) .cse6 |~#pstate~0.offset|) v_DerPreprocessor_15)))) |~#pp~0.base|) |~#pp~0.offset|) (_ bv0 32))) (= (_ bv2 32) ULTIMATE.start_main_~b~0.offset) (not (= ~counter~0 |ULTIMATE.start_malloc_#res.offset|)) (= (_ bv0 32) |~#pstate~0.offset|) (forall ((v_DerPreprocessor_16 (_ BitVec 32))) (= (select (select (let ((.cse8 (bvmul ULTIMATE.start_init_~i~0 (_ bv4 32)))) (let ((.cse7 (store |#memory_$Pointer$.offset| |~#pp~0.base| (store (select |#memory_$Pointer$.offset| |~#pp~0.base|) (bvadd |~#pp~0.offset| .cse8) (_ bv0 32))))) (store .cse7 |~#pstate~0.base| (store (select .cse7 |~#pstate~0.base|) (bvadd .cse8 |~#pstate~0.offset|) v_DerPreprocessor_16)))) |~#pp~0.base|) |~#pp~0.offset|) (_ bv0 32))) (= (_ bv1 32) ULTIMATE.start_main_~a~0.offset) (= ULTIMATE.start_f_~pointer.offset (_ bv1 32)) (= ULTIMATE.start_f_~i~1 (_ bv0 32)) (= (bvadd (_ bv1 32) ULTIMATE.start_main_~a~0.offset) |ULTIMATE.start_malloc_#res.offset|))) [2021-10-13 07:53:49,766 INFO L857 garLoopResultBuilder]: For program point L27-6(lines 27 33) no Hoare annotation was computed. [2021-10-13 07:53:49,766 INFO L853 garLoopResultBuilder]: At program point L27-7(lines 27 33) the Hoare annotation is: (let ((.cse15 (select |#memory_$Pointer$.offset| |~#pp~0.base|))) (let ((.cse13 (select .cse15 |~#pp~0.offset|)) (.cse14 (select |#memory_$Pointer$.base| |~#pp~0.base|)) (.cse16 (bvadd |~#pp~0.offset| (_ bv4 32)))) (let ((.cse0 (= (select .cse14 .cse16) (_ bv0 32))) (.cse1 (= |~#pp~0.offset| (_ bv0 32))) (.cse2 (not (= |~#pstate~0.base| |~#pp~0.base|))) (.cse3 (= (_ bv0 32) (select .cse15 .cse16))) (.cse4 (= (select (select |#memory_int| |~#pstate~0.base|) |~#pstate~0.offset|) (_ bv1 32))) (.cse5 (= (select .cse14 |~#pp~0.offset|) ULTIMATE.start_main_~a~0.base)) (.cse6 (= ULTIMATE.start_f_~pointer.offset ULTIMATE.start_main_~b~0.offset)) (.cse7 (= (bvadd .cse13 (_ bv1 32)) ULTIMATE.start_main_~b~0.offset)) (.cse8 (not (= ~counter~0 |ULTIMATE.start_malloc_#res.offset|))) (.cse9 (= (_ bv0 32) |~#pstate~0.offset|)) (.cse10 (= (_ bv1 32) ULTIMATE.start_main_~a~0.offset)) (.cse11 (= (bvadd (_ bv1 32) ULTIMATE.start_main_~a~0.offset) |ULTIMATE.start_malloc_#res.offset|)) (.cse12 (= .cse13 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (= ULTIMATE.start_f_~i~1 (_ bv0 32)) .cse11 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (= ULTIMATE.start_f_~i~1 (_ bv1 32)) .cse11 .cse12))))) [2021-10-13 07:53:49,767 INFO L857 garLoopResultBuilder]: For program point L19-2(lines 19 22) no Hoare annotation was computed. [2021-10-13 07:53:49,767 INFO L853 garLoopResultBuilder]: At program point L19-3(lines 19 22) the Hoare annotation is: (let ((.cse0 (bvadd |~#pp~0.offset| (_ bv4 32)))) (and (= (select (select |#memory_$Pointer$.base| |~#pp~0.base|) .cse0) (_ bv0 32)) (= |~#pp~0.offset| (_ bv0 32)) (not (= |~#pstate~0.base| |~#pp~0.base|)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| |~#pp~0.base|) .cse0)) (= ~counter~0 (_ bv1 32)) (forall ((v_DerPreprocessor_15 (_ BitVec 32))) (= (select (select (let ((.cse2 (bvmul ULTIMATE.start_init_~i~0 (_ bv4 32)))) (let ((.cse1 (store |#memory_$Pointer$.base| |~#pp~0.base| (store (select |#memory_$Pointer$.base| |~#pp~0.base|) (bvadd |~#pp~0.offset| .cse2) (_ bv0 32))))) (store .cse1 |~#pstate~0.base| (store (select .cse1 |~#pstate~0.base|) (bvadd .cse2 |~#pstate~0.offset|) v_DerPreprocessor_15)))) |~#pp~0.base|) |~#pp~0.offset|) (_ bv0 32))) (forall ((v_DerPreprocessor_16 (_ BitVec 32))) (= (select (select (let ((.cse4 (bvmul ULTIMATE.start_init_~i~0 (_ bv4 32)))) (let ((.cse3 (store |#memory_$Pointer$.offset| |~#pp~0.base| (store (select |#memory_$Pointer$.offset| |~#pp~0.base|) (bvadd |~#pp~0.offset| (_ bv4 32) .cse4) (_ bv0 32))))) (store .cse3 |~#pstate~0.base| (store (select .cse3 |~#pstate~0.base|) (bvadd (_ bv4 32) .cse4 |~#pstate~0.offset|) v_DerPreprocessor_16)))) |~#pp~0.base|) |~#pp~0.offset|) (_ bv0 32))) (forall ((v_DerPreprocessor_15 (_ BitVec 32))) (= (select (select (let ((.cse6 (bvmul ULTIMATE.start_init_~i~0 (_ bv4 32)))) (let ((.cse5 (store |#memory_$Pointer$.base| |~#pp~0.base| (store (select |#memory_$Pointer$.base| |~#pp~0.base|) (bvadd |~#pp~0.offset| (_ bv4 32) .cse6) (_ bv0 32))))) (store .cse5 |~#pstate~0.base| (store (select .cse5 |~#pstate~0.base|) (bvadd (_ bv4 32) .cse6 |~#pstate~0.offset|) v_DerPreprocessor_15)))) |~#pp~0.base|) |~#pp~0.offset|) (_ bv0 32))) (= (_ bv0 32) |~#pstate~0.offset|) (forall ((v_DerPreprocessor_16 (_ BitVec 32))) (= (select (select (let ((.cse8 (bvmul ULTIMATE.start_init_~i~0 (_ bv4 32)))) (let ((.cse7 (store |#memory_$Pointer$.offset| |~#pp~0.base| (store (select |#memory_$Pointer$.offset| |~#pp~0.base|) (bvadd |~#pp~0.offset| .cse8) (_ bv0 32))))) (store .cse7 |~#pstate~0.base| (store (select .cse7 |~#pstate~0.base|) (bvadd .cse8 |~#pstate~0.offset|) v_DerPreprocessor_16)))) |~#pp~0.base|) |~#pp~0.offset|) (_ bv0 32))))) [2021-10-13 07:53:49,767 INFO L857 garLoopResultBuilder]: For program point L36(lines 36 45) no Hoare annotation was computed. [2021-10-13 07:53:49,767 INFO L857 garLoopResultBuilder]: For program point L36-1(lines 36 45) no Hoare annotation was computed. [2021-10-13 07:53:49,767 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 07:53:49,768 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 07:53:49,768 INFO L857 garLoopResultBuilder]: For program point L28(lines 28 32) no Hoare annotation was computed. [2021-10-13 07:53:49,768 INFO L857 garLoopResultBuilder]: For program point L28-1(lines 28 32) no Hoare annotation was computed. [2021-10-13 07:53:49,768 INFO L860 garLoopResultBuilder]: At program point L70(lines 53 71) the Hoare annotation is: true [2021-10-13 07:53:49,768 INFO L857 garLoopResultBuilder]: For program point L38-2(lines 38 44) no Hoare annotation was computed. [2021-10-13 07:53:49,768 INFO L853 garLoopResultBuilder]: At program point L38-3(lines 38 44) the Hoare annotation is: (let ((.cse20 (select |#memory_$Pointer$.offset| |~#pp~0.base|)) (.cse14 (select |#memory_int| |~#pstate~0.base|))) (let ((.cse18 (select .cse14 |~#pstate~0.offset|)) (.cse19 (select .cse20 |~#pp~0.offset|))) (let ((.cse2 (= (select .cse14 (bvadd (_ bv4 32) |~#pstate~0.offset|)) (_ bv1 32))) (.cse12 (= ULTIMATE.start_g_~i~2 (_ bv1 32))) (.cse10 (= .cse19 (_ bv1 32))) (.cse0 (= |~#pp~0.offset| (_ bv0 32))) (.cse1 (not (= |~#pstate~0.base| |~#pp~0.base|))) (.cse11 (= .cse18 (_ bv1 32))) (.cse15 (bvmul ULTIMATE.start_g_~i~2 (_ bv4 32))) (.cse3 (= ULTIMATE.start_f_~pointer.offset ULTIMATE.start_main_~b~0.offset)) (.cse4 (= (select .cse20 (bvadd |~#pp~0.offset| (_ bv4 32))) ULTIMATE.start_main_~b~0.offset)) (.cse5 (= (_ bv2 32) ULTIMATE.start_main_~b~0.offset)) (.cse13 (= (bvadd .cse19 (_ bv1 32)) ULTIMATE.start_main_~b~0.offset)) (.cse6 (not (= ~counter~0 |ULTIMATE.start_malloc_#res.offset|))) (.cse7 (= (_ bv0 32) |~#pstate~0.offset|)) (.cse16 (= (_ bv1 32) ULTIMATE.start_main_~a~0.offset)) (.cse8 (= ULTIMATE.start_f_~i~1 (_ bv1 32))) (.cse17 (= ULTIMATE.start_g_~pointer.offset (_ bv1 32))) (.cse9 (= (bvadd (_ bv1 32) ULTIMATE.start_main_~a~0.offset) |ULTIMATE.start_malloc_#res.offset|))) (or (and .cse0 .cse1 .cse2 (= (_ bv2 32) |ULTIMATE.start_malloc_#res.offset|) .cse3 .cse4 .cse5 .cse6 .cse7 (= ULTIMATE.start_g_~i~2 (_ bv2 32)) .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse11 .cse12 .cse3 .cse4 .cse5 .cse13 .cse6 (= (select .cse14 (bvadd .cse15 |~#pstate~0.offset|)) (_ bv1 32)) .cse7 .cse16 .cse8 .cse17 .cse9) (and .cse0 .cse1 .cse2 .cse12 .cse3 .cse4 .cse13 .cse6 .cse7 .cse16 .cse8 .cse17 (= (_ bv2 32) .cse18) .cse9 .cse10) (and .cse0 .cse1 .cse11 (= (select .cse14 (bvadd (_ bv4 32) .cse15 |~#pstate~0.offset|)) (_ bv1 32)) .cse3 .cse4 .cse5 .cse13 .cse6 .cse7 .cse16 .cse8 .cse17 (= ULTIMATE.start_g_~i~2 (_ bv0 32)) .cse9))))) [2021-10-13 07:53:49,768 INFO L857 garLoopResultBuilder]: For program point L38-6(lines 38 44) no Hoare annotation was computed. [2021-10-13 07:53:49,768 INFO L853 garLoopResultBuilder]: At program point L38-7(lines 38 44) the Hoare annotation is: (let ((.cse16 (select |#memory_$Pointer$.offset| |~#pp~0.base|))) (let ((.cse15 (select .cse16 |~#pp~0.offset|))) (let ((.cse14 (bvadd .cse15 (_ bv1 32))) (.cse3 (select |#memory_int| |~#pstate~0.base|))) (let ((.cse4 (= ULTIMATE.start_g_~i~2 (_ bv1 32))) (.cse5 (= (select .cse3 (bvadd (bvmul ULTIMATE.start_g_~i~2 (_ bv4 32)) |~#pstate~0.offset|)) (_ bv1 32))) (.cse0 (= |~#pp~0.offset| (_ bv0 32))) (.cse1 (not (= |~#pstate~0.base| |~#pp~0.base|))) (.cse2 (not (= |ULTIMATE.start_malloc_#res.offset| (_ bv0 32)))) (.cse8 (= ULTIMATE.start_f_~pointer.offset ULTIMATE.start_main_~b~0.offset)) (.cse10 (= .cse14 ULTIMATE.start_main_~b~0.offset)) (.cse11 (not (= ~counter~0 |ULTIMATE.start_malloc_#res.offset|))) (.cse6 (= (_ bv0 32) |~#pstate~0.offset|)) (.cse7 (= (_ bv1 32) ULTIMATE.start_main_~a~0.offset)) (.cse9 (select .cse16 (bvadd |~#pp~0.offset| (_ bv4 32)))) (.cse12 (= ULTIMATE.start_f_~i~1 (_ bv1 32))) (.cse13 (= .cse15 (_ bv1 32)))) (or (and .cse0 .cse1 .cse2 (= (select .cse3 |~#pstate~0.offset|) (_ bv1 32)) .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse6 (= ULTIMATE.start_g_~i~2 (_ bv2 32)) .cse7) (and .cse0 .cse1 .cse2 (= (_ bv2 32) |ULTIMATE.start_malloc_#res.offset|) .cse4 .cse8 (= .cse9 ULTIMATE.start_main_~b~0.offset) .cse10 .cse11 .cse5 .cse6 .cse7 .cse12 .cse13) (and .cse0 .cse1 .cse2 (= (select .cse3 (bvadd (_ bv4 32) |~#pstate~0.offset|)) (_ bv1 32)) .cse8 .cse10 .cse11 (= ULTIMATE.start_g_~pointer.offset .cse9) .cse6 .cse7 (= .cse14 .cse9) .cse12 (= ULTIMATE.start_g_~i~2 (_ bv0 32)) (= (bvadd (_ bv1 32) ULTIMATE.start_main_~a~0.offset) |ULTIMATE.start_malloc_#res.offset|) .cse13)))))) [2021-10-13 07:53:49,768 INFO L857 garLoopResultBuilder]: For program point L39(lines 39 43) no Hoare annotation was computed. [2021-10-13 07:53:49,769 INFO L857 garLoopResultBuilder]: For program point L6(lines 1 71) no Hoare annotation was computed. [2021-10-13 07:53:49,769 INFO L857 garLoopResultBuilder]: For program point L39-2(lines 39 43) no Hoare annotation was computed. [2021-10-13 07:53:49,769 INFO L857 garLoopResultBuilder]: For program point L6-1(lines 1 71) no Hoare annotation was computed. [2021-10-13 07:53:49,769 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 07:53:49,769 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 8) no Hoare annotation was computed. [2021-10-13 07:53:49,769 INFO L853 garLoopResultBuilder]: At program point L49(lines 48 51) the Hoare annotation is: (let ((.cse0 (bvadd |~#pp~0.offset| (_ bv4 32)))) (and (= (select (select |#memory_$Pointer$.base| |~#pp~0.base|) .cse0) (_ bv0 32)) (= |~#pp~0.offset| (_ bv0 32)) (not (= |~#pstate~0.base| |~#pp~0.base|)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| |~#pp~0.base|) .cse0)) (= |ULTIMATE.start_malloc_#res.offset| (_ bv1 32)) (forall ((v_DerPreprocessor_15 (_ BitVec 32))) (= (select (select (let ((.cse2 (bvmul ULTIMATE.start_init_~i~0 (_ bv4 32)))) (let ((.cse1 (store |#memory_$Pointer$.base| |~#pp~0.base| (store (select |#memory_$Pointer$.base| |~#pp~0.base|) (bvadd |~#pp~0.offset| .cse2) (_ bv0 32))))) (store .cse1 |~#pstate~0.base| (store (select .cse1 |~#pstate~0.base|) (bvadd .cse2 |~#pstate~0.offset|) v_DerPreprocessor_15)))) |~#pp~0.base|) |~#pp~0.offset|) (_ bv0 32))) (forall ((v_DerPreprocessor_16 (_ BitVec 32))) (= (select (select (let ((.cse4 (bvmul ULTIMATE.start_init_~i~0 (_ bv4 32)))) (let ((.cse3 (store |#memory_$Pointer$.offset| |~#pp~0.base| (store (select |#memory_$Pointer$.offset| |~#pp~0.base|) (bvadd |~#pp~0.offset| (_ bv4 32) .cse4) (_ bv0 32))))) (store .cse3 |~#pstate~0.base| (store (select .cse3 |~#pstate~0.base|) (bvadd (_ bv4 32) .cse4 |~#pstate~0.offset|) v_DerPreprocessor_16)))) |~#pp~0.base|) |~#pp~0.offset|) (_ bv0 32))) (= (bvadd |ULTIMATE.start_malloc_#res.offset| (_ bv1 32)) ~counter~0) (forall ((v_DerPreprocessor_15 (_ BitVec 32))) (= (select (select (let ((.cse6 (bvmul ULTIMATE.start_init_~i~0 (_ bv4 32)))) (let ((.cse5 (store |#memory_$Pointer$.base| |~#pp~0.base| (store (select |#memory_$Pointer$.base| |~#pp~0.base|) (bvadd |~#pp~0.offset| (_ bv4 32) .cse6) (_ bv0 32))))) (store .cse5 |~#pstate~0.base| (store (select .cse5 |~#pstate~0.base|) (bvadd (_ bv4 32) .cse6 |~#pstate~0.offset|) v_DerPreprocessor_15)))) |~#pp~0.base|) |~#pp~0.offset|) (_ bv0 32))) (= (_ bv0 32) |~#pstate~0.offset|) (forall ((v_DerPreprocessor_16 (_ BitVec 32))) (= (select (select (let ((.cse8 (bvmul ULTIMATE.start_init_~i~0 (_ bv4 32)))) (let ((.cse7 (store |#memory_$Pointer$.offset| |~#pp~0.base| (store (select |#memory_$Pointer$.offset| |~#pp~0.base|) (bvadd |~#pp~0.offset| .cse8) (_ bv0 32))))) (store .cse7 |~#pstate~0.base| (store (select .cse7 |~#pstate~0.base|) (bvadd .cse8 |~#pstate~0.offset|) v_DerPreprocessor_16)))) |~#pp~0.base|) |~#pp~0.offset|) (_ bv0 32))))) [2021-10-13 07:53:49,769 INFO L853 garLoopResultBuilder]: At program point L49-1(lines 48 51) the Hoare annotation is: (let ((.cse0 (bvadd |~#pp~0.offset| (_ bv4 32)))) (and (= (select (select |#memory_$Pointer$.base| |~#pp~0.base|) .cse0) (_ bv0 32)) (= |~#pp~0.offset| (_ bv0 32)) (not (= |~#pstate~0.base| |~#pp~0.base|)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| |~#pp~0.base|) .cse0)) (forall ((v_DerPreprocessor_15 (_ BitVec 32))) (= (select (select (let ((.cse2 (bvmul ULTIMATE.start_init_~i~0 (_ bv4 32)))) (let ((.cse1 (store |#memory_$Pointer$.base| |~#pp~0.base| (store (select |#memory_$Pointer$.base| |~#pp~0.base|) (bvadd |~#pp~0.offset| .cse2) (_ bv0 32))))) (store .cse1 |~#pstate~0.base| (store (select .cse1 |~#pstate~0.base|) (bvadd .cse2 |~#pstate~0.offset|) v_DerPreprocessor_15)))) |~#pp~0.base|) |~#pp~0.offset|) (_ bv0 32))) (forall ((v_DerPreprocessor_16 (_ BitVec 32))) (= (select (select (let ((.cse4 (bvmul ULTIMATE.start_init_~i~0 (_ bv4 32)))) (let ((.cse3 (store |#memory_$Pointer$.offset| |~#pp~0.base| (store (select |#memory_$Pointer$.offset| |~#pp~0.base|) (bvadd |~#pp~0.offset| (_ bv4 32) .cse4) (_ bv0 32))))) (store .cse3 |~#pstate~0.base| (store (select .cse3 |~#pstate~0.base|) (bvadd (_ bv4 32) .cse4 |~#pstate~0.offset|) v_DerPreprocessor_16)))) |~#pp~0.base|) |~#pp~0.offset|) (_ bv0 32))) (forall ((v_DerPreprocessor_15 (_ BitVec 32))) (= (select (select (let ((.cse6 (bvmul ULTIMATE.start_init_~i~0 (_ bv4 32)))) (let ((.cse5 (store |#memory_$Pointer$.base| |~#pp~0.base| (store (select |#memory_$Pointer$.base| |~#pp~0.base|) (bvadd |~#pp~0.offset| (_ bv4 32) .cse6) (_ bv0 32))))) (store .cse5 |~#pstate~0.base| (store (select .cse5 |~#pstate~0.base|) (bvadd (_ bv4 32) .cse6 |~#pstate~0.offset|) v_DerPreprocessor_15)))) |~#pp~0.base|) |~#pp~0.offset|) (_ bv0 32))) (not (= ~counter~0 |ULTIMATE.start_malloc_#res.offset|)) (= (_ bv0 32) |~#pstate~0.offset|) (forall ((v_DerPreprocessor_16 (_ BitVec 32))) (= (select (select (let ((.cse8 (bvmul ULTIMATE.start_init_~i~0 (_ bv4 32)))) (let ((.cse7 (store |#memory_$Pointer$.offset| |~#pp~0.base| (store (select |#memory_$Pointer$.offset| |~#pp~0.base|) (bvadd |~#pp~0.offset| .cse8) (_ bv0 32))))) (store .cse7 |~#pstate~0.base| (store (select .cse7 |~#pstate~0.base|) (bvadd .cse8 |~#pstate~0.offset|) v_DerPreprocessor_16)))) |~#pp~0.base|) |~#pp~0.offset|) (_ bv0 32))) (= (_ bv1 32) ULTIMATE.start_main_~a~0.offset) (= (bvadd (_ bv1 32) ULTIMATE.start_main_~a~0.offset) |ULTIMATE.start_malloc_#res.offset|))) [2021-10-13 07:53:49,769 INFO L857 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-10-13 07:53:49,769 INFO L857 garLoopResultBuilder]: For program point L8(line 8) no Hoare annotation was computed. [2021-10-13 07:53:49,770 INFO L857 garLoopResultBuilder]: For program point L41-2(line 41) no Hoare annotation was computed. [2021-10-13 07:53:49,770 INFO L857 garLoopResultBuilder]: For program point L8-1(line 8) no Hoare annotation was computed. [2021-10-13 07:53:49,770 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 07:53:49,770 INFO L857 garLoopResultBuilder]: For program point L25(lines 25 34) no Hoare annotation was computed. [2021-10-13 07:53:49,770 INFO L857 garLoopResultBuilder]: For program point L25-1(lines 25 34) no Hoare annotation was computed. [2021-10-13 07:53:49,770 INFO L857 garLoopResultBuilder]: For program point L17(lines 17 23) no Hoare annotation was computed. [2021-10-13 07:53:49,770 INFO L857 garLoopResultBuilder]: For program point L59(lines 59 60) no Hoare annotation was computed. [2021-10-13 07:53:49,786 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 07:53:49,800 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,801 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,802 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,802 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,802 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,803 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,803 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:49,803 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,804 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,804 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,804 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,805 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:49,805 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,805 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,805 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,806 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,806 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:49,807 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,808 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,808 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,808 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,808 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:49,828 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,833 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,833 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,833 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,834 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,843 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,843 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:49,844 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,844 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,844 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,844 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,845 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:49,845 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,845 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,846 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,846 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,846 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:49,846 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,847 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,847 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,847 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,847 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:49,851 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,855 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,856 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,856 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,858 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,858 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,859 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,859 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,861 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,864 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,865 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,865 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,865 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,866 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,866 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,866 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,867 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,867 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,870 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,870 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,870 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,871 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,871 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,871 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,871 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:49,872 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,872 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,872 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,872 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,873 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:49,873 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,873 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,873 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,874 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,874 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:49,874 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,874 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,875 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,875 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,875 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:49,877 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,877 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,878 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,878 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,878 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,878 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,879 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:49,879 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,879 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,879 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,880 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,880 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:49,880 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,880 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,881 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,881 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,881 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:49,881 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,882 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,882 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,882 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,882 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:49,884 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,884 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,884 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,885 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,885 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,885 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,886 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:49,886 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,886 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,886 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,887 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,887 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:49,887 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,887 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,888 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,888 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,888 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:49,888 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,889 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,889 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,889 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,889 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:49,891 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,891 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,892 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,892 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,892 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,892 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,893 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:49,893 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,893 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,893 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,894 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,894 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:49,894 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,894 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,895 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,895 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,895 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:49,896 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,896 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,896 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,896 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,897 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:49,899 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,899 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,899 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,899 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,900 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,900 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,900 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,900 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,902 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,902 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,903 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,903 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,903 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,903 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,904 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,904 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,905 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,906 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,906 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,906 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,906 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,907 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,907 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,907 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,907 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,908 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,909 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,909 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,909 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,909 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,910 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,910 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,910 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,910 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,911 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,911 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,912 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,912 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,913 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,913 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,913 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,913 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,913 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:49,914 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,914 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,914 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,914 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,915 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:49,915 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,915 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,915 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,916 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,916 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:49,916 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,916 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,916 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,917 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,917 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:49,918 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,918 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,919 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,919 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,919 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,919 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,920 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:49,920 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,920 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,920 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,920 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,921 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:49,921 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,921 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,921 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,922 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:49,922 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:49,922 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,922 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,922 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,923 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:49,923 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:49,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:53:49 BoogieIcfgContainer [2021-10-13 07:53:49,924 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 07:53:49,925 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 07:53:49,925 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 07:53:49,925 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 07:53:49,926 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:47:07" (3/4) ... [2021-10-13 07:53:49,929 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 07:53:49,941 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-10-13 07:53:49,942 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-13 07:53:49,942 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 07:53:49,942 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 07:53:49,968 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((#memory_$Pointer$[pp][~bvadd64(pp, 4bv32)] == 0bv32 && pp == 0bv32) && !(pstate == pp)) && 0bv32 == #memory_$Pointer$[pp][~bvadd64(pp, 4bv32)]) && \result == 1bv32) && (forall v_DerPreprocessor_15 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_15]][pp][pp] == 0bv32)) && (forall v_DerPreprocessor_16 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(4bv32, ~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_16]][pp][pp] == 0bv32)) && ~bvadd64(\result, 1bv32) == counter) && (forall v_DerPreprocessor_15 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(4bv32, ~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_15]][pp][pp] == 0bv32)) && 0bv32 == pstate) && (forall v_DerPreprocessor_16 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_16]][pp][pp] == 0bv32) [2021-10-13 07:53:49,969 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((#memory_$Pointer$[pp][~bvadd64(pp, 4bv32)] == 0bv32 && pp == 0bv32) && !(pstate == pp)) && 0bv32 == #memory_$Pointer$[pp][~bvadd64(pp, 4bv32)]) && (forall v_DerPreprocessor_15 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_15]][pp][pp] == 0bv32)) && (forall v_DerPreprocessor_16 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(4bv32, ~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_16]][pp][pp] == 0bv32)) && (forall v_DerPreprocessor_15 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(4bv32, ~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_15]][pp][pp] == 0bv32)) && !(counter == \result)) && 0bv32 == pstate) && (forall v_DerPreprocessor_16 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_16]][pp][pp] == 0bv32)) && 1bv32 == a) && ~bvadd64(1bv32, a) == \result [2021-10-13 07:53:49,969 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((#memory_$Pointer$[pp][~bvadd64(pp, 4bv32)] == 0bv32 && a == pointer) && pp == 0bv32) && !(pstate == pp)) && 0bv32 == #memory_$Pointer$[pp][~bvadd64(pp, 4bv32)]) && (forall v_DerPreprocessor_15 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_15]][pp][pp] == 0bv32)) && (forall v_DerPreprocessor_16 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(4bv32, ~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_16]][pp][pp] == 0bv32)) && (forall v_DerPreprocessor_15 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(4bv32, ~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_15]][pp][pp] == 0bv32)) && 2bv32 == b) && !(counter == \result)) && 0bv32 == pstate) && (forall v_DerPreprocessor_16 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_16]][pp][pp] == 0bv32)) && 1bv32 == a) && pointer == 1bv32) && i == 0bv32) && ~bvadd64(1bv32, a) == \result [2021-10-13 07:53:49,970 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((#memory_$Pointer$[pp][~bvadd64(pp, 4bv32)] == 0bv32 && pp == 0bv32) && !(pstate == pp)) && 0bv32 == #memory_$Pointer$[pp][~bvadd64(pp, 4bv32)]) && unknown-#memory_int-unknown[pstate][pstate] == 1bv32) && #memory_$Pointer$[pp][pp] == a) && pointer == b) && ~bvadd64(#memory_$Pointer$[pp][pp], 1bv32) == b) && !(counter == \result)) && 0bv32 == pstate) && 1bv32 == a) && i == 0bv32) && ~bvadd64(1bv32, a) == \result) && #memory_$Pointer$[pp][pp] == 1bv32) || (((((((((((((#memory_$Pointer$[pp][~bvadd64(pp, 4bv32)] == 0bv32 && pp == 0bv32) && !(pstate == pp)) && 0bv32 == #memory_$Pointer$[pp][~bvadd64(pp, 4bv32)]) && unknown-#memory_int-unknown[pstate][pstate] == 1bv32) && #memory_$Pointer$[pp][pp] == a) && pointer == b) && ~bvadd64(#memory_$Pointer$[pp][pp], 1bv32) == b) && !(counter == \result)) && 0bv32 == pstate) && 1bv32 == a) && i == 1bv32) && ~bvadd64(1bv32, a) == \result) && #memory_$Pointer$[pp][pp] == 1bv32) [2021-10-13 07:53:49,970 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((pp == 0bv32 && !(pstate == pp)) && unknown-#memory_int-unknown[pstate][~bvadd64(4bv32, pstate)] == 1bv32) && 2bv32 == \result) && pointer == b) && #memory_$Pointer$[pp][~bvadd64(pp, 4bv32)] == b) && 2bv32 == b) && !(counter == \result)) && 0bv32 == pstate) && i == 2bv32) && i == 1bv32) && ~bvadd64(1bv32, a) == \result) && #memory_$Pointer$[pp][pp] == 1bv32) || ((((((((((((((pp == 0bv32 && !(pstate == pp)) && unknown-#memory_int-unknown[pstate][pstate] == 1bv32) && i == 1bv32) && pointer == b) && #memory_$Pointer$[pp][~bvadd64(pp, 4bv32)] == b) && 2bv32 == b) && ~bvadd64(#memory_$Pointer$[pp][pp], 1bv32) == b) && !(counter == \result)) && unknown-#memory_int-unknown[pstate][~bvadd64(~bvmul32(i, 4bv32), pstate)] == 1bv32) && 0bv32 == pstate) && 1bv32 == a) && i == 1bv32) && pointer == 1bv32) && ~bvadd64(1bv32, a) == \result)) || ((((((((((((((pp == 0bv32 && !(pstate == pp)) && unknown-#memory_int-unknown[pstate][~bvadd64(4bv32, pstate)] == 1bv32) && i == 1bv32) && pointer == b) && #memory_$Pointer$[pp][~bvadd64(pp, 4bv32)] == b) && ~bvadd64(#memory_$Pointer$[pp][pp], 1bv32) == b) && !(counter == \result)) && 0bv32 == pstate) && 1bv32 == a) && i == 1bv32) && pointer == 1bv32) && 2bv32 == unknown-#memory_int-unknown[pstate][pstate]) && ~bvadd64(1bv32, a) == \result) && #memory_$Pointer$[pp][pp] == 1bv32)) || ((((((((((((((pp == 0bv32 && !(pstate == pp)) && unknown-#memory_int-unknown[pstate][pstate] == 1bv32) && unknown-#memory_int-unknown[pstate][~bvadd64(4bv32, ~bvmul32(i, 4bv32), pstate)] == 1bv32) && pointer == b) && #memory_$Pointer$[pp][~bvadd64(pp, 4bv32)] == b) && 2bv32 == b) && ~bvadd64(#memory_$Pointer$[pp][pp], 1bv32) == b) && !(counter == \result)) && 0bv32 == pstate) && 1bv32 == a) && i == 1bv32) && pointer == 1bv32) && i == 0bv32) && ~bvadd64(1bv32, a) == \result) [2021-10-13 07:53:49,971 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((pp == 0bv32 && !(pstate == pp)) && !(\result == 0bv32)) && unknown-#memory_int-unknown[pstate][pstate] == 1bv32) && i == 1bv32) && unknown-#memory_int-unknown[pstate][~bvadd64(~bvmul32(i, 4bv32), pstate)] == 1bv32) && 0bv32 == pstate) && 1bv32 == a) || (((((pp == 0bv32 && !(pstate == pp)) && !(\result == 0bv32)) && 0bv32 == pstate) && i == 2bv32) && 1bv32 == a)) || (((((((((((((pp == 0bv32 && !(pstate == pp)) && !(\result == 0bv32)) && 2bv32 == \result) && i == 1bv32) && pointer == b) && #memory_$Pointer$[pp][~bvadd64(pp, 4bv32)] == b) && ~bvadd64(#memory_$Pointer$[pp][pp], 1bv32) == b) && !(counter == \result)) && unknown-#memory_int-unknown[pstate][~bvadd64(~bvmul32(i, 4bv32), pstate)] == 1bv32) && 0bv32 == pstate) && 1bv32 == a) && i == 1bv32) && #memory_$Pointer$[pp][pp] == 1bv32)) || ((((((((((((((pp == 0bv32 && !(pstate == pp)) && !(\result == 0bv32)) && unknown-#memory_int-unknown[pstate][~bvadd64(4bv32, pstate)] == 1bv32) && pointer == b) && ~bvadd64(#memory_$Pointer$[pp][pp], 1bv32) == b) && !(counter == \result)) && pointer == #memory_$Pointer$[pp][~bvadd64(pp, 4bv32)]) && 0bv32 == pstate) && 1bv32 == a) && ~bvadd64(#memory_$Pointer$[pp][pp], 1bv32) == #memory_$Pointer$[pp][~bvadd64(pp, 4bv32)]) && i == 1bv32) && i == 0bv32) && ~bvadd64(1bv32, a) == \result) && #memory_$Pointer$[pp][pp] == 1bv32) [2021-10-13 07:53:49,996 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 07:53:49,997 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 07:53:49,997 INFO L168 Benchmark]: Toolchain (without parser) took 404293.06 ms. Allocated memory was 54.5 MB in the beginning and 450.9 MB in the end (delta: 396.4 MB). Free memory was 31.1 MB in the beginning and 196.4 MB in the end (delta: -165.3 MB). Peak memory consumption was 233.3 MB. Max. memory is 16.1 GB. [2021-10-13 07:53:49,998 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 54.5 MB. Free memory was 35.9 MB in the beginning and 35.8 MB in the end (delta: 33.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:53:49,998 INFO L168 Benchmark]: CACSL2BoogieTranslator took 343.93 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 30.9 MB in the beginning and 51.4 MB in the end (delta: -20.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 07:53:49,999 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.38 ms. Allocated memory is still 69.2 MB. Free memory was 51.4 MB in the beginning and 49.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 07:53:49,999 INFO L168 Benchmark]: Boogie Preprocessor took 82.42 ms. Allocated memory is still 69.2 MB. Free memory was 49.4 MB in the beginning and 47.9 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:53:49,999 INFO L168 Benchmark]: RCFGBuilder took 916.49 ms. Allocated memory is still 69.2 MB. Free memory was 47.7 MB in the beginning and 49.6 MB in the end (delta: -1.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-13 07:53:49,999 INFO L168 Benchmark]: TraceAbstraction took 402803.04 ms. Allocated memory was 69.2 MB in the beginning and 450.9 MB in the end (delta: 381.7 MB). Free memory was 49.2 MB in the beginning and 200.6 MB in the end (delta: -151.4 MB). Peak memory consumption was 232.0 MB. Max. memory is 16.1 GB. [2021-10-13 07:53:50,000 INFO L168 Benchmark]: Witness Printer took 71.64 ms. Allocated memory is still 450.9 MB. Free memory was 200.6 MB in the beginning and 196.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 07:53:50,008 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 54.5 MB. Free memory was 35.9 MB in the beginning and 35.8 MB in the end (delta: 33.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 343.93 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 30.9 MB in the beginning and 51.4 MB in the end (delta: -20.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 67.38 ms. Allocated memory is still 69.2 MB. Free memory was 51.4 MB in the beginning and 49.4 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 82.42 ms. Allocated memory is still 69.2 MB. Free memory was 49.4 MB in the beginning and 47.9 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 916.49 ms. Allocated memory is still 69.2 MB. Free memory was 47.7 MB in the beginning and 49.6 MB in the end (delta: -1.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 402803.04 ms. Allocated memory was 69.2 MB in the beginning and 450.9 MB in the end (delta: 381.7 MB). Free memory was 49.2 MB in the beginning and 200.6 MB in the end (delta: -151.4 MB). Peak memory consumption was 232.0 MB. Max. memory is 16.1 GB. * Witness Printer took 71.64 ms. Allocated memory is still 450.9 MB. Free memory was 200.6 MB in the beginning and 196.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 8]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 8]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 35 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 402571.1ms, OverallIterations: 16, TraceHistogramMax: 3, EmptinessCheckTime: 57.9ms, AutomataDifference: 114685.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 29431.9ms, InitialAbstractionConstructionTime: 13.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 471 SDtfs, 2429 SDslu, 2961 SDs, 0 SdLazy, 4284 SolverSat, 656 SolverUnsat, 6 SolverUnknown, 0 SolverNotchecked, 54467.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2088 GetRequests, 1601 SyntacticMatches, 16 SemanticMatches, 471 ConstructedPredicates, 11 IntricatePredicates, 1 DeprecatedPredicates, 5776 ImplicationChecksByTransitivity, 171702.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=101occurred in iteration=7, InterpolantAutomatonStates: 201, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 259.2ms AutomataMinimizationTime, 16 MinimizatonAttempts, 484 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 8 LocationsWithAnnotation, 8 PreInvPairs, 26 NumberOfFragments, 1549 HoareAnnotationTreeSize, 8 FomulaSimplifications, 373866 FormulaSimplificationTreeSizeReduction, 403.8ms HoareSimplificationTime, 8 FomulaSimplificationsInter, 3211 FormulaSimplificationTreeSizeReductionInter, 29020.0ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 446.9ms SsaConstructionTime, 4516.8ms SatisfiabilityAnalysisTime, 72362.9ms InterpolantComputationTime, 858 NumberOfCodeBlocks, 858 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 1656 ConstructedInterpolants, 85 QuantifiedInterpolants, 15923 SizeOfPredicates, 331 NumberOfNonLiveVariables, 3564 ConjunctsInSsa, 377 ConjunctsInUnsatCore, 60 InterpolantComputations, 12 PerfectInterpolantSequences, 347/574 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: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 48]: Loop Invariant [2021-10-13 07:53:50,025 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,025 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,025 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,025 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,026 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,026 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,026 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:50,026 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,026 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,026 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,027 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,027 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:50,027 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,027 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,027 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,027 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,027 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:50,028 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,028 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,028 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,029 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,029 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:50,030 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,030 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,031 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,031 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,031 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,032 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,032 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:50,032 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,032 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,033 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,033 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,033 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:50,033 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,033 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,034 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,034 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,034 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:50,034 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,034 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,035 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,035 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,035 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] Derived loop invariant: ((((((((((#memory_$Pointer$[pp][~bvadd64(pp, 4bv32)] == 0bv32 && pp == 0bv32) && !(pstate == pp)) && 0bv32 == #memory_$Pointer$[pp][~bvadd64(pp, 4bv32)]) && (forall v_DerPreprocessor_15 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_15]][pp][pp] == 0bv32)) && (forall v_DerPreprocessor_16 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(4bv32, ~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_16]][pp][pp] == 0bv32)) && (forall v_DerPreprocessor_15 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(4bv32, ~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_15]][pp][pp] == 0bv32)) && !(counter == \result)) && 0bv32 == pstate) && (forall v_DerPreprocessor_16 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_16]][pp][pp] == 0bv32)) && 1bv32 == a) && ~bvadd64(1bv32, a) == \result - InvariantResult [Line: 38]: Loop Invariant [2021-10-13 07:53:50,038 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,039 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,039 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,039 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,041 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,042 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,042 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,042 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,044 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,046 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,046 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,046 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,047 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,047 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,047 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,047 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,048 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,048 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset Derived loop invariant: ((((((((((((((pp == 0bv32 && !(pstate == pp)) && unknown-#memory_int-unknown[pstate][~bvadd64(4bv32, pstate)] == 1bv32) && 2bv32 == \result) && pointer == b) && #memory_$Pointer$[pp][~bvadd64(pp, 4bv32)] == b) && 2bv32 == b) && !(counter == \result)) && 0bv32 == pstate) && i == 2bv32) && i == 1bv32) && ~bvadd64(1bv32, a) == \result) && #memory_$Pointer$[pp][pp] == 1bv32) || ((((((((((((((pp == 0bv32 && !(pstate == pp)) && unknown-#memory_int-unknown[pstate][pstate] == 1bv32) && i == 1bv32) && pointer == b) && #memory_$Pointer$[pp][~bvadd64(pp, 4bv32)] == b) && 2bv32 == b) && ~bvadd64(#memory_$Pointer$[pp][pp], 1bv32) == b) && !(counter == \result)) && unknown-#memory_int-unknown[pstate][~bvadd64(~bvmul32(i, 4bv32), pstate)] == 1bv32) && 0bv32 == pstate) && 1bv32 == a) && i == 1bv32) && pointer == 1bv32) && ~bvadd64(1bv32, a) == \result)) || ((((((((((((((pp == 0bv32 && !(pstate == pp)) && unknown-#memory_int-unknown[pstate][~bvadd64(4bv32, pstate)] == 1bv32) && i == 1bv32) && pointer == b) && #memory_$Pointer$[pp][~bvadd64(pp, 4bv32)] == b) && ~bvadd64(#memory_$Pointer$[pp][pp], 1bv32) == b) && !(counter == \result)) && 0bv32 == pstate) && 1bv32 == a) && i == 1bv32) && pointer == 1bv32) && 2bv32 == unknown-#memory_int-unknown[pstate][pstate]) && ~bvadd64(1bv32, a) == \result) && #memory_$Pointer$[pp][pp] == 1bv32)) || ((((((((((((((pp == 0bv32 && !(pstate == pp)) && unknown-#memory_int-unknown[pstate][pstate] == 1bv32) && unknown-#memory_int-unknown[pstate][~bvadd64(4bv32, ~bvmul32(i, 4bv32), pstate)] == 1bv32) && pointer == b) && #memory_$Pointer$[pp][~bvadd64(pp, 4bv32)] == b) && 2bv32 == b) && ~bvadd64(#memory_$Pointer$[pp][pp], 1bv32) == b) && !(counter == \result)) && 0bv32 == pstate) && 1bv32 == a) && i == 1bv32) && pointer == 1bv32) && i == 0bv32) && ~bvadd64(1bv32, a) == \result) - InvariantResult [Line: 48]: Loop Invariant [2021-10-13 07:53:50,050 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,051 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,051 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,051 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,051 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,052 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,052 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:50,052 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,053 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,053 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,053 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,053 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:50,054 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,054 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,054 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,054 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,054 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:50,055 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,055 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,055 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,055 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,055 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:50,057 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,057 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,058 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,058 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,058 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,058 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,059 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:50,059 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,059 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,059 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,060 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,060 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:50,060 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,060 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,060 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,060 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,061 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:50,061 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,061 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,061 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,061 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,062 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] Derived loop invariant: (((((((((#memory_$Pointer$[pp][~bvadd64(pp, 4bv32)] == 0bv32 && pp == 0bv32) && !(pstate == pp)) && 0bv32 == #memory_$Pointer$[pp][~bvadd64(pp, 4bv32)]) && \result == 1bv32) && (forall v_DerPreprocessor_15 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_15]][pp][pp] == 0bv32)) && (forall v_DerPreprocessor_16 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(4bv32, ~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_16]][pp][pp] == 0bv32)) && ~bvadd64(\result, 1bv32) == counter) && (forall v_DerPreprocessor_15 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(4bv32, ~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_15]][pp][pp] == 0bv32)) && 0bv32 == pstate) && (forall v_DerPreprocessor_16 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_16]][pp][pp] == 0bv32) - InvariantResult [Line: 27]: Loop Invariant [2021-10-13 07:53:50,063 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,064 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,064 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,064 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,064 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,065 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,065 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:50,065 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,065 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,066 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,066 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,066 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:50,066 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,067 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,067 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,067 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,067 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:50,068 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,068 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,068 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,068 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,068 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:50,069 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,070 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,070 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,070 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,071 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,071 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,071 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:50,071 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,072 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,072 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,072 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,072 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:50,073 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,073 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,074 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,074 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,074 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:50,076 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,076 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,076 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,076 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,077 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] Derived loop invariant: ((((((((((((((#memory_$Pointer$[pp][~bvadd64(pp, 4bv32)] == 0bv32 && a == pointer) && pp == 0bv32) && !(pstate == pp)) && 0bv32 == #memory_$Pointer$[pp][~bvadd64(pp, 4bv32)]) && (forall v_DerPreprocessor_15 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_15]][pp][pp] == 0bv32)) && (forall v_DerPreprocessor_16 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(4bv32, ~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_16]][pp][pp] == 0bv32)) && (forall v_DerPreprocessor_15 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(4bv32, ~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_15]][pp][pp] == 0bv32)) && 2bv32 == b) && !(counter == \result)) && 0bv32 == pstate) && (forall v_DerPreprocessor_16 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_16]][pp][pp] == 0bv32)) && 1bv32 == a) && pointer == 1bv32) && i == 0bv32) && ~bvadd64(1bv32, a) == \result - InvariantResult [Line: 38]: Loop Invariant [2021-10-13 07:53:50,078 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,079 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,079 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,079 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,080 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,080 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,080 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,080 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,085 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,085 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,085 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,086 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,086 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,086 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,087 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,087 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset Derived loop invariant: (((((((((pp == 0bv32 && !(pstate == pp)) && !(\result == 0bv32)) && unknown-#memory_int-unknown[pstate][pstate] == 1bv32) && i == 1bv32) && unknown-#memory_int-unknown[pstate][~bvadd64(~bvmul32(i, 4bv32), pstate)] == 1bv32) && 0bv32 == pstate) && 1bv32 == a) || (((((pp == 0bv32 && !(pstate == pp)) && !(\result == 0bv32)) && 0bv32 == pstate) && i == 2bv32) && 1bv32 == a)) || (((((((((((((pp == 0bv32 && !(pstate == pp)) && !(\result == 0bv32)) && 2bv32 == \result) && i == 1bv32) && pointer == b) && #memory_$Pointer$[pp][~bvadd64(pp, 4bv32)] == b) && ~bvadd64(#memory_$Pointer$[pp][pp], 1bv32) == b) && !(counter == \result)) && unknown-#memory_int-unknown[pstate][~bvadd64(~bvmul32(i, 4bv32), pstate)] == 1bv32) && 0bv32 == pstate) && 1bv32 == a) && i == 1bv32) && #memory_$Pointer$[pp][pp] == 1bv32)) || ((((((((((((((pp == 0bv32 && !(pstate == pp)) && !(\result == 0bv32)) && unknown-#memory_int-unknown[pstate][~bvadd64(4bv32, pstate)] == 1bv32) && pointer == b) && ~bvadd64(#memory_$Pointer$[pp][pp], 1bv32) == b) && !(counter == \result)) && pointer == #memory_$Pointer$[pp][~bvadd64(pp, 4bv32)]) && 0bv32 == pstate) && 1bv32 == a) && ~bvadd64(#memory_$Pointer$[pp][pp], 1bv32) == #memory_$Pointer$[pp][~bvadd64(pp, 4bv32)]) && i == 1bv32) && i == 0bv32) && ~bvadd64(1bv32, a) == \result) && #memory_$Pointer$[pp][pp] == 1bv32) - InvariantResult [Line: 27]: Loop Invariant [2021-10-13 07:53:50,088 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,088 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,088 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,089 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,089 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,089 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,089 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,089 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,090 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,090 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,092 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,092 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,092 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,092 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,093 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,093 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,093 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,093 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,093 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,094 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset Derived loop invariant: (((((((((((((#memory_$Pointer$[pp][~bvadd64(pp, 4bv32)] == 0bv32 && pp == 0bv32) && !(pstate == pp)) && 0bv32 == #memory_$Pointer$[pp][~bvadd64(pp, 4bv32)]) && unknown-#memory_int-unknown[pstate][pstate] == 1bv32) && #memory_$Pointer$[pp][pp] == a) && pointer == b) && ~bvadd64(#memory_$Pointer$[pp][pp], 1bv32) == b) && !(counter == \result)) && 0bv32 == pstate) && 1bv32 == a) && i == 0bv32) && ~bvadd64(1bv32, a) == \result) && #memory_$Pointer$[pp][pp] == 1bv32) || (((((((((((((#memory_$Pointer$[pp][~bvadd64(pp, 4bv32)] == 0bv32 && pp == 0bv32) && !(pstate == pp)) && 0bv32 == #memory_$Pointer$[pp][~bvadd64(pp, 4bv32)]) && unknown-#memory_int-unknown[pstate][pstate] == 1bv32) && #memory_$Pointer$[pp][pp] == a) && pointer == b) && ~bvadd64(#memory_$Pointer$[pp][pp], 1bv32) == b) && !(counter == \result)) && 0bv32 == pstate) && 1bv32 == a) && i == 1bv32) && ~bvadd64(1bv32, a) == \result) && #memory_$Pointer$[pp][pp] == 1bv32) - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant [2021-10-13 07:53:50,095 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,095 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,095 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,095 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,095 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,095 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,096 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:50,096 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,096 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,096 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,096 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,097 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:50,097 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,097 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,097 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,097 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,098 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:50,098 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,098 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,098 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,098 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,098 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:50,099 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,100 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,100 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,100 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,101 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,101 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,101 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:50,101 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,102 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,102 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,102 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,102 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] [2021-10-13 07:53:50,102 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,103 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,103 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,103 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-13 07:53:50,103 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_15,QUANTIFIED] [2021-10-13 07:53:50,103 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,103 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,104 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,104 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-13 07:53:50,104 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_DerPreprocessor_16,QUANTIFIED] Derived loop invariant: ((((((((#memory_$Pointer$[pp][~bvadd64(pp, 4bv32)] == 0bv32 && pp == 0bv32) && !(pstate == pp)) && 0bv32 == #memory_$Pointer$[pp][~bvadd64(pp, 4bv32)]) && counter == 1bv32) && (forall v_DerPreprocessor_15 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_15]][pp][pp] == 0bv32)) && (forall v_DerPreprocessor_16 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(4bv32, ~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_16]][pp][pp] == 0bv32)) && (forall v_DerPreprocessor_15 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, 4bv32, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(4bv32, ~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_15]][pp][pp] == 0bv32)) && 0bv32 == pstate) && (forall v_DerPreprocessor_16 : bv32 :: #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate := #memory_$Pointer$[pp := #memory_$Pointer$[pp][~bvadd64(pp, ~bvmul32(i, 4bv32)) := 0bv32]][pstate][~bvadd64(~bvmul32(i, 4bv32), pstate) := v_DerPreprocessor_16]][pp][pp] == 0bv32) RESULT: Ultimate proved your program to be correct! [2021-10-13 07:53:50,150 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0aee2eb3-1556-4970-a4e8-2b6f5ef5c021/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...