./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/config/AutomizerReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0 --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f6bf6d70eb07e52125f91259e05d2dabd63dc1b16a64b1f25a229511f6ff83f8 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 14:51:07,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 14:51:07,512 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 14:51:07,547 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 14:51:07,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 14:51:07,549 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 14:51:07,551 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 14:51:07,554 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 14:51:07,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 14:51:07,558 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 14:51:07,559 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 14:51:07,561 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 14:51:07,562 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 14:51:07,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 14:51:07,565 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 14:51:07,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 14:51:07,568 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 14:51:07,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 14:51:07,573 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 14:51:07,576 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 14:51:07,578 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 14:51:07,580 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 14:51:07,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 14:51:07,583 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 14:51:07,588 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 14:51:07,588 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 14:51:07,589 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 14:51:07,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 14:51:07,591 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 14:51:07,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 14:51:07,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 14:51:07,595 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 14:51:07,596 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 14:51:07,597 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 14:51:07,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 14:51:07,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 14:51:07,601 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 14:51:07,601 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 14:51:07,602 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 14:51:07,603 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 14:51:07,604 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 14:51:07,605 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-22 14:51:07,635 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 14:51:07,635 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 14:51:07,636 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 14:51:07,636 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 14:51:07,637 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 14:51:07,637 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 14:51:07,638 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 14:51:07,638 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 14:51:07,638 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 14:51:07,639 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 14:51:07,639 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 14:51:07,639 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 14:51:07,639 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 14:51:07,640 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 14:51:07,640 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 14:51:07,640 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 14:51:07,640 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 14:51:07,641 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 14:51:07,641 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 14:51:07,641 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 14:51:07,641 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 14:51:07,642 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 14:51:07,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 14:51:07,642 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 14:51:07,642 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 14:51:07,643 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 14:51:07,643 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 14:51:07,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 14:51:07,643 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 14:51:07,644 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-22 14:51:07,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 14:51:07,644 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 14:51:07,644 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6bf6d70eb07e52125f91259e05d2dabd63dc1b16a64b1f25a229511f6ff83f8 [2021-11-22 14:51:07,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 14:51:08,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 14:51:08,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 14:51:08,024 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 14:51:08,025 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 14:51:08,027 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i [2021-11-22 14:51:08,124 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/data/932e4e2b9/6c8368326a534656a4f0e1cf4ad5d604/FLAGee4eab5dc [2021-11-22 14:51:08,863 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 14:51:08,864 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i [2021-11-22 14:51:08,896 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/data/932e4e2b9/6c8368326a534656a4f0e1cf4ad5d604/FLAGee4eab5dc [2021-11-22 14:51:09,020 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/data/932e4e2b9/6c8368326a534656a4f0e1cf4ad5d604 [2021-11-22 14:51:09,023 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 14:51:09,024 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 14:51:09,028 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 14:51:09,028 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 14:51:09,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 14:51:09,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:51:09" (1/1) ... [2021-11-22 14:51:09,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c1845bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:51:09, skipping insertion in model container [2021-11-22 14:51:09,035 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:51:09" (1/1) ... [2021-11-22 14:51:09,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 14:51:09,109 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 14:51:09,672 WARN L230 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_b993edd4-749b-4eb5-9b90-3614a4ed72ad/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i[33021,33034] [2021-11-22 14:51:09,838 WARN L230 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_b993edd4-749b-4eb5-9b90-3614a4ed72ad/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i[44590,44603] [2021-11-22 14:51:09,856 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 14:51:09,878 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 14:51:09,930 WARN L230 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_b993edd4-749b-4eb5-9b90-3614a4ed72ad/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i[33021,33034] [2021-11-22 14:51:10,042 WARN L230 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_b993edd4-749b-4eb5-9b90-3614a4ed72ad/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test3-1.i[44590,44603] [2021-11-22 14:51:10,059 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 14:51:10,110 INFO L208 MainTranslator]: Completed translation [2021-11-22 14:51:10,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:51:10 WrapperNode [2021-11-22 14:51:10,111 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 14:51:10,112 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 14:51:10,112 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 14:51:10,112 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 14:51:10,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:51:10" (1/1) ... [2021-11-22 14:51:10,160 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:51:10" (1/1) ... [2021-11-22 14:51:10,261 INFO L137 Inliner]: procedures = 177, calls = 285, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 1056 [2021-11-22 14:51:10,262 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 14:51:10,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 14:51:10,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 14:51:10,263 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 14:51:10,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:51:10" (1/1) ... [2021-11-22 14:51:10,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:51:10" (1/1) ... [2021-11-22 14:51:10,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:51:10" (1/1) ... [2021-11-22 14:51:10,293 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:51:10" (1/1) ... [2021-11-22 14:51:10,358 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:51:10" (1/1) ... [2021-11-22 14:51:10,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:51:10" (1/1) ... [2021-11-22 14:51:10,395 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:51:10" (1/1) ... [2021-11-22 14:51:10,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 14:51:10,405 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 14:51:10,405 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 14:51:10,405 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 14:51:10,406 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:51:10" (1/1) ... [2021-11-22 14:51:10,414 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 14:51:10,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:51:10,457 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 14:51:10,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 14:51:10,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 14:51:10,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 14:51:10,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 14:51:10,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 14:51:10,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 14:51:10,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 14:51:10,512 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-22 14:51:10,512 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 14:51:10,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 14:51:10,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 14:51:10,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 14:51:10,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 14:51:10,698 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 14:51:10,700 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 14:51:11,988 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 14:51:12,007 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 14:51:12,008 INFO L301 CfgBuilder]: Removed 63 assume(true) statements. [2021-11-22 14:51:12,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:51:12 BoogieIcfgContainer [2021-11-22 14:51:12,011 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 14:51:12,016 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 14:51:12,016 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 14:51:12,021 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 14:51:12,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:51:09" (1/3) ... [2021-11-22 14:51:12,023 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18aed7ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:51:12, skipping insertion in model container [2021-11-22 14:51:12,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:51:10" (2/3) ... [2021-11-22 14:51:12,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18aed7ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:51:12, skipping insertion in model container [2021-11-22 14:51:12,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:51:12" (3/3) ... [2021-11-22 14:51:12,026 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_SFH_test3-1.i [2021-11-22 14:51:12,035 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 14:51:12,035 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-11-22 14:51:12,112 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-22 14:51:12,138 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, mAutomataTypeConcurrency=PETRI_NET, 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 [2021-11-22 14:51:12,146 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-11-22 14:51:12,178 INFO L276 IsEmpty]: Start isEmpty. Operand has 207 states, 200 states have (on average 1.705) internal successors, (341), 206 states have internal predecessors, (341), 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) [2021-11-22 14:51:12,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-22 14:51:12,186 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 14:51:12,187 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 14:51:12,188 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-22 14:51:12,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:51:12,196 INFO L85 PathProgramCache]: Analyzing trace with hash 239232295, now seen corresponding path program 1 times [2021-11-22 14:51:12,206 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:51:12,208 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848843881] [2021-11-22 14:51:12,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:51:12,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:51:12,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 14:51:12,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 14:51:12,430 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 14:51:12,430 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848843881] [2021-11-22 14:51:12,431 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848843881] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 14:51:12,432 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 14:51:12,432 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 14:51:12,434 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719711096] [2021-11-22 14:51:12,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 14:51:12,440 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-22 14:51:12,441 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 14:51:12,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-22 14:51:12,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 14:51:12,488 INFO L87 Difference]: Start difference. First operand has 207 states, 200 states have (on average 1.705) internal successors, (341), 206 states have internal predecessors, (341), 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 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2021-11-22 14:51:12,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 14:51:12,559 INFO L93 Difference]: Finished difference Result 412 states and 680 transitions. [2021-11-22 14:51:12,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 14:51:12,562 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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 9 [2021-11-22 14:51:12,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 14:51:12,580 INFO L225 Difference]: With dead ends: 412 [2021-11-22 14:51:12,581 INFO L226 Difference]: Without dead ends: 203 [2021-11-22 14:51:12,586 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 14:51:12,592 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 268 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 14:51:12,594 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 268 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 14:51:12,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2021-11-22 14:51:12,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 203. [2021-11-22 14:51:12,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 197 states have (on average 1.3401015228426396) internal successors, (264), 202 states have internal predecessors, (264), 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) [2021-11-22 14:51:12,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 264 transitions. [2021-11-22 14:51:12,675 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 264 transitions. Word has length 9 [2021-11-22 14:51:12,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 14:51:12,676 INFO L470 AbstractCegarLoop]: Abstraction has 203 states and 264 transitions. [2021-11-22 14:51:12,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 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) [2021-11-22 14:51:12,677 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 264 transitions. [2021-11-22 14:51:12,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-22 14:51:12,678 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 14:51:12,678 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 14:51:12,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-22 14:51:12,679 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-22 14:51:12,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:51:12,682 INFO L85 PathProgramCache]: Analyzing trace with hash -1042319138, now seen corresponding path program 1 times [2021-11-22 14:51:12,683 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:51:12,683 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592907292] [2021-11-22 14:51:12,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:51:12,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:51:12,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 14:51:12,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 14:51:12,821 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 14:51:12,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592907292] [2021-11-22 14:51:12,822 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592907292] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 14:51:12,822 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 14:51:12,822 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 14:51:12,823 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883868202] [2021-11-22 14:51:12,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 14:51:12,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 14:51:12,825 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 14:51:12,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 14:51:12,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 14:51:12,829 INFO L87 Difference]: Start difference. First operand 203 states and 264 transitions. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 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) [2021-11-22 14:51:13,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 14:51:13,482 INFO L93 Difference]: Finished difference Result 460 states and 597 transitions. [2021-11-22 14:51:13,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-22 14:51:13,483 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 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 [2021-11-22 14:51:13,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 14:51:13,486 INFO L225 Difference]: With dead ends: 460 [2021-11-22 14:51:13,487 INFO L226 Difference]: Without dead ends: 347 [2021-11-22 14:51:13,488 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-22 14:51:13,490 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 178 mSDsluCounter, 422 mSDsCounter, 0 mSdLazyCounter, 158 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 657 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-22 14:51:13,491 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [178 Valid, 657 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 158 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-22 14:51:13,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2021-11-22 14:51:13,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 205. [2021-11-22 14:51:13,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 199 states have (on average 1.3366834170854272) internal successors, (266), 204 states have internal predecessors, (266), 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) [2021-11-22 14:51:13,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 266 transitions. [2021-11-22 14:51:13,508 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 266 transitions. Word has length 12 [2021-11-22 14:51:13,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 14:51:13,508 INFO L470 AbstractCegarLoop]: Abstraction has 205 states and 266 transitions. [2021-11-22 14:51:13,508 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 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) [2021-11-22 14:51:13,509 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 266 transitions. [2021-11-22 14:51:13,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 14:51:13,511 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 14:51:13,512 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 14:51:13,512 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-22 14:51:13,512 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-22 14:51:13,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:51:13,513 INFO L85 PathProgramCache]: Analyzing trace with hash 168111628, now seen corresponding path program 1 times [2021-11-22 14:51:13,513 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:51:13,514 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694083087] [2021-11-22 14:51:13,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:51:13,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:51:13,538 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 14:51:13,538 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [150016871] [2021-11-22 14:51:13,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:51:13,540 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 14:51:13,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:51:13,544 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 14:51:13,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-22 14:51:13,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 14:51:13,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 14:51:13,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 14:51:13,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 14:51:13,957 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-22 14:51:13,957 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 14:51:13,958 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [694083087] [2021-11-22 14:51:13,958 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-22 14:51:13,958 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [150016871] [2021-11-22 14:51:13,959 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [150016871] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 14:51:13,959 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 14:51:13,959 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 14:51:13,959 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103537927] [2021-11-22 14:51:13,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 14:51:13,960 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 14:51:13,960 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 14:51:13,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 14:51:13,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 14:51:13,962 INFO L87 Difference]: Start difference. First operand 205 states and 266 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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) [2021-11-22 14:51:14,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 14:51:14,081 INFO L93 Difference]: Finished difference Result 427 states and 559 transitions. [2021-11-22 14:51:14,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 14:51:14,082 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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 64 [2021-11-22 14:51:14,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 14:51:14,084 INFO L225 Difference]: With dead ends: 427 [2021-11-22 14:51:14,085 INFO L226 Difference]: Without dead ends: 226 [2021-11-22 14:51:14,086 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 14:51:14,088 INFO L933 BasicCegarLoop]: 244 mSDtfsCounter, 9 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 473 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 14:51:14,089 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 473 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 14:51:14,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2021-11-22 14:51:14,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 225. [2021-11-22 14:51:14,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 219 states have (on average 1.3059360730593608) internal successors, (286), 224 states have internal predecessors, (286), 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) [2021-11-22 14:51:14,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 286 transitions. [2021-11-22 14:51:14,103 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 286 transitions. Word has length 64 [2021-11-22 14:51:14,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 14:51:14,103 INFO L470 AbstractCegarLoop]: Abstraction has 225 states and 286 transitions. [2021-11-22 14:51:14,104 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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) [2021-11-22 14:51:14,104 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 286 transitions. [2021-11-22 14:51:14,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 14:51:14,107 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 14:51:14,107 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 14:51:14,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-22 14:51:14,335 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-11-22 14:51:14,336 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-22 14:51:14,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:51:14,337 INFO L85 PathProgramCache]: Analyzing trace with hash 521200010, now seen corresponding path program 1 times [2021-11-22 14:51:14,337 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:51:14,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697775375] [2021-11-22 14:51:14,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:51:14,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:51:14,356 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 14:51:14,357 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1775380920] [2021-11-22 14:51:14,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:51:14,357 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 14:51:14,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:51:14,359 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 14:51:14,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-22 14:51:14,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 14:51:14,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 14:51:14,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 14:51:14,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 14:51:14,746 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-22 14:51:14,747 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 14:51:14,747 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697775375] [2021-11-22 14:51:14,747 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-22 14:51:14,747 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1775380920] [2021-11-22 14:51:14,747 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1775380920] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 14:51:14,747 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 14:51:14,748 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 14:51:14,748 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069495505] [2021-11-22 14:51:14,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 14:51:14,748 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 14:51:14,749 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 14:51:14,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 14:51:14,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 14:51:14,750 INFO L87 Difference]: Start difference. First operand 225 states and 286 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 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) [2021-11-22 14:51:14,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 14:51:14,848 INFO L93 Difference]: Finished difference Result 438 states and 560 transitions. [2021-11-22 14:51:14,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-22 14:51:14,849 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 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 64 [2021-11-22 14:51:14,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 14:51:14,851 INFO L225 Difference]: With dead ends: 438 [2021-11-22 14:51:14,851 INFO L226 Difference]: Without dead ends: 217 [2021-11-22 14:51:14,853 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-22 14:51:14,854 INFO L933 BasicCegarLoop]: 244 mSDtfsCounter, 252 mSDsluCounter, 240 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 252 SdHoareTripleChecker+Valid, 484 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 14:51:14,854 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [252 Valid, 484 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 14:51:14,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2021-11-22 14:51:14,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 211. [2021-11-22 14:51:14,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 205 states have (on average 1.2926829268292683) internal successors, (265), 210 states have internal predecessors, (265), 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) [2021-11-22 14:51:14,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 265 transitions. [2021-11-22 14:51:14,865 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 265 transitions. Word has length 64 [2021-11-22 14:51:14,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 14:51:14,865 INFO L470 AbstractCegarLoop]: Abstraction has 211 states and 265 transitions. [2021-11-22 14:51:14,865 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 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) [2021-11-22 14:51:14,865 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 265 transitions. [2021-11-22 14:51:14,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 14:51:14,868 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 14:51:14,868 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 14:51:14,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-22 14:51:15,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 14:51:15,096 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-22 14:51:15,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:51:15,096 INFO L85 PathProgramCache]: Analyzing trace with hash -1012352744, now seen corresponding path program 1 times [2021-11-22 14:51:15,097 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:51:15,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965691560] [2021-11-22 14:51:15,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:51:15,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:51:15,116 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 14:51:15,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1389350822] [2021-11-22 14:51:15,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:51:15,117 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 14:51:15,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:51:15,118 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 14:51:15,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-22 14:51:15,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 14:51:15,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 14:51:15,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 14:51:15,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 14:51:15,704 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-22 14:51:15,705 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 14:51:15,705 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965691560] [2021-11-22 14:51:15,705 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-22 14:51:15,705 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1389350822] [2021-11-22 14:51:15,706 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1389350822] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 14:51:15,706 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 14:51:15,707 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 14:51:15,707 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2066494323] [2021-11-22 14:51:15,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 14:51:15,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 14:51:15,708 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 14:51:15,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 14:51:15,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 14:51:15,709 INFO L87 Difference]: Start difference. First operand 211 states and 265 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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) [2021-11-22 14:51:15,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 14:51:15,836 INFO L93 Difference]: Finished difference Result 557 states and 698 transitions. [2021-11-22 14:51:15,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 14:51:15,837 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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 64 [2021-11-22 14:51:15,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 14:51:15,839 INFO L225 Difference]: With dead ends: 557 [2021-11-22 14:51:15,840 INFO L226 Difference]: Without dead ends: 350 [2021-11-22 14:51:15,840 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 14:51:15,842 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 137 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 559 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 14:51:15,842 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [137 Valid, 559 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 14:51:15,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 350 states. [2021-11-22 14:51:15,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 350 to 317. [2021-11-22 14:51:15,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 317 states, 311 states have (on average 1.279742765273312) internal successors, (398), 316 states have internal predecessors, (398), 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) [2021-11-22 14:51:15,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 317 states and 398 transitions. [2021-11-22 14:51:15,861 INFO L78 Accepts]: Start accepts. Automaton has 317 states and 398 transitions. Word has length 64 [2021-11-22 14:51:15,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 14:51:15,864 INFO L470 AbstractCegarLoop]: Abstraction has 317 states and 398 transitions. [2021-11-22 14:51:15,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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) [2021-11-22 14:51:15,864 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 398 transitions. [2021-11-22 14:51:15,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-22 14:51:15,878 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 14:51:15,878 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 14:51:15,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-22 14:51:16,103 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 14:51:16,104 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-22 14:51:16,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:51:16,104 INFO L85 PathProgramCache]: Analyzing trace with hash -147792665, now seen corresponding path program 1 times [2021-11-22 14:51:16,105 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:51:16,105 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581183759] [2021-11-22 14:51:16,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:51:16,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:51:16,136 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 14:51:16,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [90696500] [2021-11-22 14:51:16,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:51:16,141 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 14:51:16,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:51:16,142 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 14:51:16,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-22 14:51:16,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 14:51:16,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 14:51:16,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 14:51:16,507 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 [2021-11-22 14:51:16,527 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 [2021-11-22 14:51:16,549 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 14:51:16,550 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-22 14:51:16,550 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 14:51:16,550 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581183759] [2021-11-22 14:51:16,550 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-22 14:51:16,550 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [90696500] [2021-11-22 14:51:16,551 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [90696500] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 14:51:16,551 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 14:51:16,551 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 14:51:16,551 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196348571] [2021-11-22 14:51:16,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 14:51:16,553 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 14:51:16,553 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 14:51:16,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 14:51:16,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 14:51:16,554 INFO L87 Difference]: Start difference. First operand 317 states and 398 transitions. Second operand has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 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) [2021-11-22 14:51:16,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 14:51:16,946 INFO L93 Difference]: Finished difference Result 431 states and 547 transitions. [2021-11-22 14:51:16,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-22 14:51:16,947 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 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 71 [2021-11-22 14:51:16,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 14:51:16,951 INFO L225 Difference]: With dead ends: 431 [2021-11-22 14:51:16,951 INFO L226 Difference]: Without dead ends: 401 [2021-11-22 14:51:16,951 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-22 14:51:16,952 INFO L933 BasicCegarLoop]: 236 mSDtfsCounter, 135 mSDsluCounter, 423 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 659 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-22 14:51:16,953 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [135 Valid, 659 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-22 14:51:16,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2021-11-22 14:51:16,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 319. [2021-11-22 14:51:16,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 319 states, 313 states have (on average 1.2779552715654952) internal successors, (400), 318 states have internal predecessors, (400), 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) [2021-11-22 14:51:16,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 400 transitions. [2021-11-22 14:51:16,969 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 400 transitions. Word has length 71 [2021-11-22 14:51:16,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 14:51:16,970 INFO L470 AbstractCegarLoop]: Abstraction has 319 states and 400 transitions. [2021-11-22 14:51:16,970 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 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) [2021-11-22 14:51:16,970 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 400 transitions. [2021-11-22 14:51:16,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 14:51:16,972 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 14:51:16,972 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 14:51:17,000 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-22 14:51:17,184 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 14:51:17,184 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-22 14:51:17,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:51:17,186 INFO L85 PathProgramCache]: Analyzing trace with hash -2000986198, now seen corresponding path program 1 times [2021-11-22 14:51:17,186 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:51:17,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662262234] [2021-11-22 14:51:17,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:51:17,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:51:17,225 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 14:51:17,228 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1342658241] [2021-11-22 14:51:17,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:51:17,229 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 14:51:17,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:51:17,230 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 14:51:17,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-22 14:51:17,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 14:51:17,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 14:51:17,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 14:51:17,629 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 14:51:17,630 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-22 14:51:17,630 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 14:51:17,630 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662262234] [2021-11-22 14:51:17,630 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-22 14:51:17,632 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1342658241] [2021-11-22 14:51:17,632 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1342658241] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 14:51:17,632 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 14:51:17,632 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 14:51:17,634 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428349436] [2021-11-22 14:51:17,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 14:51:17,636 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 14:51:17,636 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 14:51:17,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 14:51:17,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 14:51:17,637 INFO L87 Difference]: Start difference. First operand 319 states and 400 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 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) [2021-11-22 14:51:17,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 14:51:17,723 INFO L93 Difference]: Finished difference Result 535 states and 691 transitions. [2021-11-22 14:51:17,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 14:51:17,724 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 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 103 [2021-11-22 14:51:17,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 14:51:17,729 INFO L225 Difference]: With dead ends: 535 [2021-11-22 14:51:17,730 INFO L226 Difference]: Without dead ends: 361 [2021-11-22 14:51:17,730 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 14:51:17,732 INFO L933 BasicCegarLoop]: 237 mSDtfsCounter, 9 mSDsluCounter, 222 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 459 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 14:51:17,732 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 459 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 14:51:17,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2021-11-22 14:51:17,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 359. [2021-11-22 14:51:17,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 359 states, 353 states have (on average 1.246458923512748) internal successors, (440), 358 states have internal predecessors, (440), 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) [2021-11-22 14:51:17,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 440 transitions. [2021-11-22 14:51:17,753 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 440 transitions. Word has length 103 [2021-11-22 14:51:17,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 14:51:17,755 INFO L470 AbstractCegarLoop]: Abstraction has 359 states and 440 transitions. [2021-11-22 14:51:17,755 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 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) [2021-11-22 14:51:17,755 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 440 transitions. [2021-11-22 14:51:17,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 14:51:17,762 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 14:51:17,763 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 14:51:17,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-22 14:51:17,983 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-11-22 14:51:17,983 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-22 14:51:17,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:51:17,984 INFO L85 PathProgramCache]: Analyzing trace with hash 1973776046, now seen corresponding path program 1 times [2021-11-22 14:51:17,984 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:51:17,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088897098] [2021-11-22 14:51:17,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:51:17,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:51:18,018 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 14:51:18,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [381988555] [2021-11-22 14:51:18,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:51:18,018 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 14:51:18,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:51:18,019 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 14:51:18,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-22 14:51:18,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 14:51:18,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 14:51:18,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 14:51:18,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 14:51:18,418 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-22 14:51:18,419 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 14:51:18,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088897098] [2021-11-22 14:51:18,419 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-22 14:51:18,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [381988555] [2021-11-22 14:51:18,419 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [381988555] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 14:51:18,419 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 14:51:18,420 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 14:51:18,420 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619238867] [2021-11-22 14:51:18,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 14:51:18,421 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 14:51:18,421 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 14:51:18,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 14:51:18,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 14:51:18,422 INFO L87 Difference]: Start difference. First operand 359 states and 440 transitions. Second operand has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 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) [2021-11-22 14:51:18,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 14:51:18,508 INFO L93 Difference]: Finished difference Result 550 states and 686 transitions. [2021-11-22 14:51:18,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-22 14:51:18,509 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 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 103 [2021-11-22 14:51:18,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 14:51:18,511 INFO L225 Difference]: With dead ends: 550 [2021-11-22 14:51:18,512 INFO L226 Difference]: Without dead ends: 336 [2021-11-22 14:51:18,512 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-22 14:51:18,513 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 135 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 574 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 14:51:18,514 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [135 Valid, 574 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 14:51:18,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2021-11-22 14:51:18,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 331. [2021-11-22 14:51:18,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 331 states, 325 states have (on average 1.2246153846153847) internal successors, (398), 330 states have internal predecessors, (398), 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) [2021-11-22 14:51:18,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 398 transitions. [2021-11-22 14:51:18,526 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 398 transitions. Word has length 103 [2021-11-22 14:51:18,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 14:51:18,527 INFO L470 AbstractCegarLoop]: Abstraction has 331 states and 398 transitions. [2021-11-22 14:51:18,527 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.5) internal successors, (102), 4 states have internal predecessors, (102), 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) [2021-11-22 14:51:18,527 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 398 transitions. [2021-11-22 14:51:18,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 14:51:18,529 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 14:51:18,529 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 14:51:18,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-22 14:51:18,742 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 14:51:18,742 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-22 14:51:18,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:51:18,743 INFO L85 PathProgramCache]: Analyzing trace with hash 1090927200, now seen corresponding path program 1 times [2021-11-22 14:51:18,743 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:51:18,743 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570141880] [2021-11-22 14:51:18,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:51:18,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:51:18,769 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 14:51:18,769 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2133560728] [2021-11-22 14:51:18,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:51:18,770 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 14:51:18,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:51:18,788 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 14:51:18,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-22 14:51:18,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 14:51:18,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 14:51:18,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 14:51:19,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 14:51:19,313 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-22 14:51:19,313 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 14:51:19,314 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570141880] [2021-11-22 14:51:19,314 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-22 14:51:19,314 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2133560728] [2021-11-22 14:51:19,314 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2133560728] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 14:51:19,314 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 14:51:19,315 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 14:51:19,315 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639172304] [2021-11-22 14:51:19,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 14:51:19,316 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 14:51:19,316 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 14:51:19,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 14:51:19,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 14:51:19,317 INFO L87 Difference]: Start difference. First operand 331 states and 398 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 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) [2021-11-22 14:51:19,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 14:51:19,715 INFO L93 Difference]: Finished difference Result 760 states and 920 transitions. [2021-11-22 14:51:19,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 14:51:19,716 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 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 103 [2021-11-22 14:51:19,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 14:51:19,719 INFO L225 Difference]: With dead ends: 760 [2021-11-22 14:51:19,719 INFO L226 Difference]: Without dead ends: 477 [2021-11-22 14:51:19,720 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-22 14:51:19,721 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 512 mSDsluCounter, 237 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 512 SdHoareTripleChecker+Valid, 523 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-22 14:51:19,721 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [512 Valid, 523 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-22 14:51:19,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 477 states. [2021-11-22 14:51:19,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 477 to 415. [2021-11-22 14:51:19,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 415 states, 409 states have (on average 1.2273838630806846) internal successors, (502), 414 states have internal predecessors, (502), 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) [2021-11-22 14:51:19,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 502 transitions. [2021-11-22 14:51:19,761 INFO L78 Accepts]: Start accepts. Automaton has 415 states and 502 transitions. Word has length 103 [2021-11-22 14:51:19,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 14:51:19,762 INFO L470 AbstractCegarLoop]: Abstraction has 415 states and 502 transitions. [2021-11-22 14:51:19,762 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 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) [2021-11-22 14:51:19,763 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 502 transitions. [2021-11-22 14:51:19,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-22 14:51:19,764 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 14:51:19,765 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 14:51:19,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-22 14:51:19,991 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 14:51:19,992 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-22 14:51:19,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 14:51:19,992 INFO L85 PathProgramCache]: Analyzing trace with hash 541561274, now seen corresponding path program 1 times [2021-11-22 14:51:19,992 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 14:51:19,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256977870] [2021-11-22 14:51:19,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:51:19,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 14:51:20,007 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-22 14:51:20,008 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1887225741] [2021-11-22 14:51:20,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 14:51:20,008 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 14:51:20,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 14:51:20,009 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 14:51:20,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b993edd4-749b-4eb5-9b90-3614a4ed72ad/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-22 14:51:20,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 14:51:20,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 58 conjunts are in the unsatisfiable core [2021-11-22 14:51:20,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 14:51:20,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2021-11-22 14:51:20,262 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 [2021-11-22 14:51:20,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:20,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 14 [2021-11-22 14:51:20,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:20,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:20,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:20,409 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 38 treesize of output 29 [2021-11-22 14:51:21,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:21,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:21,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:21,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:21,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:21,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:21,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:21,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 57 [2021-11-22 14:51:21,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:21,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:21,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:21,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:21,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2021-11-22 14:51:21,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:21,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:21,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:21,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:21,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:21,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:21,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:21,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:21,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:21,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:21,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:21,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 54 [2021-11-22 14:51:21,916 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 35 treesize of output 31 [2021-11-22 14:51:21,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:21,957 INFO L354 Elim1Store]: treesize reduction 60, result has 34.1 percent of original size [2021-11-22 14:51:21,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 51 [2021-11-22 14:51:21,989 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 [2021-11-22 14:51:22,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:22,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:22,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:22,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:22,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:22,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:22,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:22,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 45 [2021-11-22 14:51:24,092 INFO L354 Elim1Store]: treesize reduction 364, result has 11.9 percent of original size [2021-11-22 14:51:24,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 2852 treesize of output 2295 [2021-11-22 14:51:24,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:27,407 INFO L354 Elim1Store]: treesize reduction 448, result has 17.8 percent of original size [2021-11-22 14:51:27,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 3267 treesize of output 2925 [2021-11-22 14:51:27,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:27,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:27,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:27,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:27,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:27,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:27,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:37,218 WARN L227 SmtUtils]: Spent 9.69s on a formula simplification. DAG size of input: 530 DAG size of output: 129 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-22 14:51:37,220 INFO L354 Elim1Store]: treesize reduction 11466, result has 3.6 percent of original size [2021-11-22 14:51:37,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 8 new quantified variables, introduced 32 case distinctions, treesize of input 4265 treesize of output 2296 [2021-11-22 14:51:37,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:38,013 INFO L354 Elim1Store]: treesize reduction 40, result has 32.2 percent of original size [2021-11-22 14:51:38,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 2628 treesize of output 2632 [2021-11-22 14:51:38,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:38,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 24 [2021-11-22 14:51:39,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:39,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 30 [2021-11-22 14:51:39,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:39,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:39,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:39,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:39,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:39,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:39,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:39,380 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 14:51:39,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:39,403 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 14:51:39,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:39,426 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 14:51:39,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:39,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:39,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:39,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:39,513 INFO L244 Elim1Store]: Index analysis took 319 ms [2021-11-22 14:51:39,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 16 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 887 treesize of output 399 [2021-11-22 14:51:41,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:41,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:41,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:41,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:41,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:41,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:41,874 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-22 14:51:41,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 379 treesize of output 244 [2021-11-22 14:51:43,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:43,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:43,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:43,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:43,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:43,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:57,731 WARN L227 SmtUtils]: Spent 13.78s on a formula simplification. DAG size of input: 520 DAG size of output: 146 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-22 14:51:57,732 INFO L354 Elim1Store]: treesize reduction 19124, result has 2.6 percent of original size [2021-11-22 14:51:57,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 6 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 17 new quantified variables, introduced 36 case distinctions, treesize of input 123906 treesize of output 65100 [2021-11-22 14:51:58,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:59,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:59,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:59,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:59,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:59,167 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 14:51:59,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:59,216 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 14:51:59,309 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 14:51:59,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:59,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:59,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:51:59,633 INFO L244 Elim1Store]: Index analysis took 658 ms [2021-11-22 14:52:00,753 INFO L354 Elim1Store]: treesize reduction 196, result has 48.3 percent of original size [2021-11-22 14:52:00,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 9 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 1844 treesize of output 1046 [2021-11-22 14:52:01,324 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 14:52:02,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:02,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:02,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:02,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:02,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:02,710 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 14:52:02,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:02,738 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 14:52:02,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:02,757 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 14:52:02,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:02,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:02,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:02,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:02,829 INFO L244 Elim1Store]: Index analysis took 225 ms [2021-11-22 14:52:02,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 1805 treesize of output 843 [2021-11-22 14:52:03,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:03,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:03,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:03,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:03,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:03,747 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 14:52:03,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:03,800 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 14:52:03,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:03,834 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 14:52:03,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:03,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:03,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:03,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:03,979 INFO L244 Elim1Store]: Index analysis took 452 ms [2021-11-22 14:52:03,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 1747 treesize of output 785 [2021-11-22 14:52:04,887 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-22 14:52:05,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:05,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:05,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:05,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:05,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:05,707 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 14:52:05,790 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 14:52:05,843 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 14:52:05,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:05,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:05,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:06,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:06,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:06,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:06,056 INFO L244 Elim1Store]: Index analysis took 540 ms [2021-11-22 14:52:06,780 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-22 14:52:06,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 11 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 4 case distinctions, treesize of input 1914 treesize of output 1222 [2021-11-22 14:52:07,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:07,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:08,391 INFO L354 Elim1Store]: treesize reduction 246, result has 14.3 percent of original size [2021-11-22 14:52:08,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 5 disjoint index pairs (out of 21 index pairs), introduced 14 new quantified variables, introduced 16 case distinctions, treesize of input 84007 treesize of output 66154 [2021-11-22 14:52:22,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:22,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:22,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:22,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:22,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:22,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:22,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:22,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:22,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:22,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:22,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:22,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:22,928 INFO L354 Elim1Store]: treesize reduction 4144, result has 0.0 percent of original size [2021-11-22 14:52:22,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 15 case distinctions, treesize of input 8233 treesize of output 7333 [2021-11-22 14:52:23,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:23,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:23,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:23,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:23,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:23,684 INFO L354 Elim1Store]: treesize reduction 226, result has 0.4 percent of original size [2021-11-22 14:52:23,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 8 disjoint index pairs (out of 21 index pairs), introduced 13 new quantified variables, introduced 16 case distinctions, treesize of input 6816 treesize of output 5282 [2021-11-22 14:52:24,725 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-22 14:52:24,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 5399 treesize of output 4185 [2021-11-22 14:52:25,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,152 INFO L354 Elim1Store]: treesize reduction 308, result has 0.3 percent of original size [2021-11-22 14:52:25,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 21 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 15 case distinctions, treesize of input 5287 treesize of output 4997 [2021-11-22 14:52:25,521 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 14:52:25,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,549 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 14:52:25,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:25,819 INFO L354 Elim1Store]: treesize reduction 144, result has 33.6 percent of original size [2021-11-22 14:52:25,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 8 stores, 2 select indices, 2 select index equivalence classes, 12 disjoint index pairs (out of 1 index pairs), introduced 11 new quantified variables, introduced 9 case distinctions, treesize of input 2567 treesize of output 1465 [2021-11-22 14:52:26,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,126 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-22 14:52:26,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 16 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 227 treesize of output 109 [2021-11-22 14:52:26,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,256 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-22 14:52:26,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 15 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 215 treesize of output 109 [2021-11-22 14:52:26,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,286 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 14:52:26,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,309 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-22 14:52:26,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 15 case distinctions, treesize of input 2464 treesize of output 1638 [2021-11-22 14:52:26,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,353 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 14:52:26,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,363 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-22 14:52:26,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 15 case distinctions, treesize of input 2214 treesize of output 1424 [2021-11-22 14:52:26,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,389 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 14:52:26,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,403 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-22 14:52:26,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 15 case distinctions, treesize of input 1946 treesize of output 1222 [2021-11-22 14:52:26,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,433 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 14:52:26,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,445 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-22 14:52:26,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 15 case distinctions, treesize of input 1714 treesize of output 1092 [2021-11-22 14:52:26,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 14:52:26,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,479 INFO L354 Elim1Store]: treesize reduction 13, result has 7.1 percent of original size [2021-11-22 14:52:26,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 1506 treesize of output 1400 [2021-11-22 14:52:26,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,951 INFO L354 Elim1Store]: treesize reduction 13, result has 7.1 percent of original size [2021-11-22 14:52:26,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 26 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 15 case distinctions, treesize of input 183 treesize of output 75 [2021-11-22 14:52:26,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:26,996 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 14:52:27,002 INFO L354 Elim1Store]: treesize reduction 13, result has 7.1 percent of original size [2021-11-22 14:52:27,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 9 case distinctions, treesize of input 127 treesize of output 138 [2021-11-22 14:52:27,847 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 14:52:27,900 INFO L354 Elim1Store]: treesize reduction 268, result has 12.4 percent of original size [2021-11-22 14:52:27,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 414 treesize of output 285 [2021-11-22 14:52:27,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:27,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:27,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:27,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 14:52:28,117 INFO L354 Elim1Store]: treesize reduction 1264, result has 8.5 percent of original size [2021-11-22 14:52:28,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 4 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 38 case distinctions, treesize of input 365 treesize of output 361 [2021-11-22 14:52:28,132 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 14:52:28,162 INFO L354 Elim1Store]: treesize reduction 170, result has 17.5 percent of original size [2021-11-22 14:52:28,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 314 treesize of output 250 [2021-11-22 14:52:28,834 INFO L354 Elim1Store]: treesize reduction 1322, result has 7.6 percent of original size [2021-11-22 14:52:28,834 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 6 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 46 case distinctions, treesize of input 299 treesize of output 283 [2021-11-22 14:52:28,867 INFO L354 Elim1Store]: treesize reduction 52, result has 1.9 percent of original size [2021-11-22 14:52:28,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 248 treesize of output 157 [2021-11-22 14:52:28,975 INFO L354 Elim1Store]: treesize reduction 600, result has 8.1 percent of original size [2021-11-22 14:52:28,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 32 case distinctions, treesize of input 148 treesize of output 157 [2021-11-22 14:52:28,994 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-11-22 14:52:28,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 133 treesize of output 103 [2021-11-22 14:52:29,289 INFO L354 Elim1Store]: treesize reduction 240, result has 19.2 percent of original size [2021-11-22 14:52:29,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 15 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 93 treesize of output 102 [2021-11-22 14:52:29,672 INFO L354 Elim1Store]: treesize reduction 35, result has 16.7 percent of original size [2021-11-22 14:52:29,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 15 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 29 case distinctions, treesize of input 83 treesize of output 92 [2021-11-22 14:52:29,792 INFO L354 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2021-11-22 14:52:29,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 15 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 73 treesize of output 41 [2021-11-22 14:52:29,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 14:52:29,915 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 14:52:36,382 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_DerPreprocessor_11 Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_8 Int) (v_DerPreprocessor_7 Int) (|v_ULTIMATE.start_main_~_ha_head~0#1.offset_5| Int) (v_DerPreprocessor_10 Int)) (< (select (select (let ((.cse10 (+ 8 |c_ULTIMATE.start_main_~users~0#1.offset|))) (let ((.cse6 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~users~0#1.base|) .cse10)) (.cse8 (+ (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~users~0#1.base|) .cse10) 12))) (let ((.cse1 (select (let ((.cse9 (store |c_#memory_$Pointer$.base| .cse6 (store (select |c_#memory_$Pointer$.base| .cse6) .cse8 v_DerPreprocessor_10)))) (select .cse9 (select (select .cse9 |c_ULTIMATE.start_main_~users~0#1.base|) .cse10))) (select (select (store |c_#memory_$Pointer$.offset| .cse6 (store (select |c_#memory_$Pointer$.offset| .cse6) .cse8 v_DerPreprocessor_11)) |c_ULTIMATE.start_main_~users~0#1.base|) .cse10)))) (let ((.cse0 (let ((.cse2 (let ((.cse3 (store |c_#memory_int| .cse6 (let ((.cse7 (select |c_#memory_int| .cse6))) (store .cse7 .cse8 (+ (select .cse7 .cse8) 1)))))) (store .cse3 .cse1 (let ((.cse4 (select .cse3 .cse1)) (.cse5 (+ |v_ULTIMATE.start_main_~_ha_head~0#1.offset_5| 4))) (store .cse4 .cse5 (+ 1 (select .cse4 .cse5)))))))) (store .cse2 |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select .cse2 |c_ULTIMATE.start_main_~user~0#1.base|) (+ |c_ULTIMATE.start_main_~user~0#1.offset| 24) v_DerPreprocessor_8) (+ |c_ULTIMATE.start_main_~user~0#1.offset| 20) v_DerPreprocessor_9))))) (store .cse0 .cse1 (store (select .cse0 .cse1) |v_ULTIMATE.start_main_~_ha_head~0#1.offset_5| v_DerPreprocessor_7)))))) |c_ULTIMATE.start_main_~#i~0#1.base|) |c_ULTIMATE.start_main_~#i~0#1.offset|) 9)) is different from false [2021-11-22 14:52:38,432 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_DerPreprocessor_11 Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_8 Int) (v_DerPreprocessor_7 Int) (|v_ULTIMATE.start_main_~_ha_head~0#1.offset_5| Int) (v_DerPreprocessor_10 Int)) (< (select (select (let ((.cse10 (+ |c_ULTIMATE.start_main_~user~0#1.offset| 8))) (let ((.cse6 (select (select |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~user~0#1.base|) .cse10)) (.cse8 (+ (select (select |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~user~0#1.base|) .cse10) 12))) (let ((.cse1 (select (let ((.cse9 (store |c_#memory_$Pointer$.base| .cse6 (store (select |c_#memory_$Pointer$.base| .cse6) .cse8 v_DerPreprocessor_10)))) (select .cse9 (select (select .cse9 |c_ULTIMATE.start_main_~user~0#1.base|) .cse10))) (select (select (store |c_#memory_$Pointer$.offset| .cse6 (store (select |c_#memory_$Pointer$.offset| .cse6) .cse8 v_DerPreprocessor_11)) |c_ULTIMATE.start_main_~user~0#1.base|) .cse10)))) (let ((.cse0 (let ((.cse2 (let ((.cse3 (store |c_#memory_int| .cse6 (let ((.cse7 (select |c_#memory_int| .cse6))) (store .cse7 .cse8 (+ (select .cse7 .cse8) 1)))))) (store .cse3 .cse1 (let ((.cse4 (select .cse3 .cse1)) (.cse5 (+ |v_ULTIMATE.start_main_~_ha_head~0#1.offset_5| 4))) (store .cse4 .cse5 (+ (select .cse4 .cse5) 1))))))) (store .cse2 |c_ULTIMATE.start_main_~user~0#1.base| (store (store (select .cse2 |c_ULTIMATE.start_main_~user~0#1.base|) (+ |c_ULTIMATE.start_main_~user~0#1.offset| 24) v_DerPreprocessor_8) (+ |c_ULTIMATE.start_main_~user~0#1.offset| 20) v_DerPreprocessor_9))))) (store .cse0 .cse1 (store (select .cse0 .cse1) |v_ULTIMATE.start_main_~_ha_head~0#1.offset_5| v_DerPreprocessor_7)))))) |c_ULTIMATE.start_main_~#i~0#1.base|) |c_ULTIMATE.start_main_~#i~0#1.offset|) 9)) is different from false