./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label36.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label36.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU --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 f8c7f180e45ffba5eb47ee4dc238e0b48ee8dddec8c88fb0da95366e7d605cc2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 23:00:56,668 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 23:00:56,673 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 23:00:56,745 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 23:00:56,745 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 23:00:56,752 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 23:00:56,754 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 23:00:56,759 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 23:00:56,762 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 23:00:56,772 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 23:00:56,774 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 23:00:56,776 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 23:00:56,777 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 23:00:56,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 23:00:56,783 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 23:00:56,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 23:00:56,794 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 23:00:56,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 23:00:56,801 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 23:00:56,806 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 23:00:56,815 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 23:00:56,816 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 23:00:56,820 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 23:00:56,822 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 23:00:56,830 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 23:00:56,831 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 23:00:56,831 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 23:00:56,834 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 23:00:56,835 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 23:00:56,837 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 23:00:56,837 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 23:00:56,838 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 23:00:56,841 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 23:00:56,843 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 23:00:56,845 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 23:00:56,845 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 23:00:56,846 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 23:00:56,846 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 23:00:56,847 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 23:00:56,848 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 23:00:56,849 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 23:00:56,850 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-02 23:00:56,893 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 23:00:56,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 23:00:56,894 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 23:00:56,895 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 23:00:56,896 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 23:00:56,896 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 23:00:56,897 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 23:00:56,897 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 23:00:56,897 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-02 23:00:56,898 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 23:00:56,898 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-02 23:00:56,898 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 23:00:56,898 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 23:00:56,899 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 23:00:56,899 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 23:00:56,899 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-02 23:00:56,900 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 23:00:56,900 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 23:00:56,900 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 23:00:56,901 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 23:00:56,901 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 23:00:56,901 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 23:00:56,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 23:00:56,902 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 23:00:56,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 23:00:56,902 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 23:00:56,903 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 23:00:56,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-02 23:00:56,903 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-02 23:00:56,904 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-02 23:00:56,904 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 23:00:56,904 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 23:00:56,904 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_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f8c7f180e45ffba5eb47ee4dc238e0b48ee8dddec8c88fb0da95366e7d605cc2 [2021-11-02 23:00:57,188 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 23:00:57,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 23:00:57,238 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 23:00:57,240 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 23:00:57,241 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 23:00:57,242 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/../../sv-benchmarks/c/eca-rers2012/Problem15_label36.c [2021-11-02 23:00:57,338 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/data/f3bf2669d/65575d9cccc6402c8a5c3f3e7c31b07c/FLAG13f9f1e63 [2021-11-02 23:00:58,183 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 23:00:58,184 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/sv-benchmarks/c/eca-rers2012/Problem15_label36.c [2021-11-02 23:00:58,221 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/data/f3bf2669d/65575d9cccc6402c8a5c3f3e7c31b07c/FLAG13f9f1e63 [2021-11-02 23:00:58,278 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/data/f3bf2669d/65575d9cccc6402c8a5c3f3e7c31b07c [2021-11-02 23:00:58,281 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 23:00:58,283 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 23:00:58,285 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 23:00:58,285 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 23:00:58,289 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 23:00:58,290 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:00:58" (1/1) ... [2021-11-02 23:00:58,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26c1f691 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:00:58, skipping insertion in model container [2021-11-02 23:00:58,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:00:58" (1/1) ... [2021-11-02 23:00:58,300 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 23:00:58,395 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 23:00:58,745 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/sv-benchmarks/c/eca-rers2012/Problem15_label36.c[7434,7447] [2021-11-02 23:00:59,344 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 23:00:59,354 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 23:00:59,426 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/sv-benchmarks/c/eca-rers2012/Problem15_label36.c[7434,7447] [2021-11-02 23:00:59,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 23:00:59,772 INFO L208 MainTranslator]: Completed translation [2021-11-02 23:00:59,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:00:59 WrapperNode [2021-11-02 23:00:59,773 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 23:00:59,774 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 23:00:59,774 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 23:00:59,775 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 23:00:59,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:00:59" (1/1) ... [2021-11-02 23:00:59,821 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:00:59" (1/1) ... [2021-11-02 23:01:00,043 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 23:01:00,044 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 23:01:00,045 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 23:01:00,045 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 23:01:00,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:00:59" (1/1) ... [2021-11-02 23:01:00,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:00:59" (1/1) ... [2021-11-02 23:01:00,174 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:00:59" (1/1) ... [2021-11-02 23:01:00,175 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:00:59" (1/1) ... [2021-11-02 23:01:00,285 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:00:59" (1/1) ... [2021-11-02 23:01:00,322 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:00:59" (1/1) ... [2021-11-02 23:01:00,343 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:00:59" (1/1) ... [2021-11-02 23:01:00,373 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 23:01:00,375 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 23:01:00,375 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 23:01:00,376 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 23:01:00,377 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:00:59" (1/1) ... [2021-11-02 23:01:00,388 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 23:01:00,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:01:00,420 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-02 23:01:00,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-02 23:01:00,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-02 23:01:00,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-02 23:01:00,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 23:01:00,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 23:01:04,686 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 23:01:04,688 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-11-02 23:01:04,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:01:04 BoogieIcfgContainer [2021-11-02 23:01:04,694 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-02 23:01:04,696 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-02 23:01:04,697 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-02 23:01:04,702 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-02 23:01:04,703 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 11:00:58" (1/3) ... [2021-11-02 23:01:04,704 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b96315c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:01:04, skipping insertion in model container [2021-11-02 23:01:04,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:00:59" (2/3) ... [2021-11-02 23:01:04,705 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b96315c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:01:04, skipping insertion in model container [2021-11-02 23:01:04,705 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:01:04" (3/3) ... [2021-11-02 23:01:04,708 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem15_label36.c [2021-11-02 23:01:04,714 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-02 23:01:04,714 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-02 23:01:04,817 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-02 23:01:04,826 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 [2021-11-02 23:01:04,826 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-02 23:01:04,860 INFO L276 IsEmpty]: Start isEmpty. Operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 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) [2021-11-02 23:01:04,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-02 23:01:04,870 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:01:04,871 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:01:04,872 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:01:04,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:01:04,878 INFO L85 PathProgramCache]: Analyzing trace with hash 1818267785, now seen corresponding path program 1 times [2021-11-02 23:01:04,890 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:01:04,890 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988671471] [2021-11-02 23:01:04,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:01:04,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:01:05,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:01:05,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:01:05,265 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:01:05,266 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988671471] [2021-11-02 23:01:05,267 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1988671471] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:01:05,267 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:01:05,267 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 23:01:05,269 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544958604] [2021-11-02 23:01:05,275 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:01:05,276 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:01:05,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:01:05,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:01:05,297 INFO L87 Difference]: Start difference. First operand has 424 states, 422 states have (on average 1.7772511848341233) internal successors, (750), 423 states have internal predecessors, (750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 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) [2021-11-02 23:01:08,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:01:08,077 INFO L93 Difference]: Finished difference Result 1155 states and 2106 transitions. [2021-11-02 23:01:08,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:01:08,089 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 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 61 [2021-11-02 23:01:08,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:01:08,126 INFO L225 Difference]: With dead ends: 1155 [2021-11-02 23:01:08,126 INFO L226 Difference]: Without dead ends: 667 [2021-11-02 23:01:08,137 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:01:08,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 667 states. [2021-11-02 23:01:08,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 667 to 665. [2021-11-02 23:01:08,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 665 states, 664 states have (on average 1.4789156626506024) internal successors, (982), 664 states have internal predecessors, (982), 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) [2021-11-02 23:01:08,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 982 transitions. [2021-11-02 23:01:08,244 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 982 transitions. Word has length 61 [2021-11-02 23:01:08,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:01:08,245 INFO L470 AbstractCegarLoop]: Abstraction has 665 states and 982 transitions. [2021-11-02 23:01:08,245 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 2 states have internal predecessors, (61), 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) [2021-11-02 23:01:08,245 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 982 transitions. [2021-11-02 23:01:08,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-02 23:01:08,252 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:01:08,252 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:01:08,253 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-02 23:01:08,253 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:01:08,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:01:08,254 INFO L85 PathProgramCache]: Analyzing trace with hash -12161809, now seen corresponding path program 1 times [2021-11-02 23:01:08,254 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:01:08,263 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735047005] [2021-11-02 23:01:08,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:01:08,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:01:08,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:01:08,519 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:01:08,519 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:01:08,520 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735047005] [2021-11-02 23:01:08,520 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735047005] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:01:08,520 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:01:08,521 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 23:01:08,521 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566275670] [2021-11-02 23:01:08,523 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:01:08,523 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:01:08,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:01:08,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:01:08,527 INFO L87 Difference]: Start difference. First operand 665 states and 982 transitions. Second operand has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 2 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:01:11,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:01:11,811 INFO L93 Difference]: Finished difference Result 1955 states and 2894 transitions. [2021-11-02 23:01:11,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:01:11,823 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 2 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 136 [2021-11-02 23:01:11,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:01:11,832 INFO L225 Difference]: With dead ends: 1955 [2021-11-02 23:01:11,832 INFO L226 Difference]: Without dead ends: 1292 [2021-11-02 23:01:11,834 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:01:11,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1292 states. [2021-11-02 23:01:11,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1292 to 1282. [2021-11-02 23:01:11,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1282 states, 1281 states have (on average 1.3989071038251366) internal successors, (1792), 1281 states have internal predecessors, (1792), 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) [2021-11-02 23:01:11,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1282 states and 1792 transitions. [2021-11-02 23:01:11,890 INFO L78 Accepts]: Start accepts. Automaton has 1282 states and 1792 transitions. Word has length 136 [2021-11-02 23:01:11,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:01:11,891 INFO L470 AbstractCegarLoop]: Abstraction has 1282 states and 1792 transitions. [2021-11-02 23:01:11,891 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 2 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:01:11,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1792 transitions. [2021-11-02 23:01:11,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-02 23:01:11,896 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:01:11,896 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:01:11,896 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-02 23:01:11,897 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:01:11,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:01:11,897 INFO L85 PathProgramCache]: Analyzing trace with hash 527052153, now seen corresponding path program 1 times [2021-11-02 23:01:11,898 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:01:11,898 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42884051] [2021-11-02 23:01:11,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:01:11,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:01:11,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:01:12,037 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:01:12,037 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:01:12,038 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [42884051] [2021-11-02 23:01:12,038 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [42884051] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:01:12,038 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:01:12,038 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 23:01:12,039 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245756627] [2021-11-02 23:01:12,039 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:01:12,039 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:01:12,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:01:12,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:01:12,041 INFO L87 Difference]: Start difference. First operand 1282 states and 1792 transitions. Second operand has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 2 states have internal predecessors, (140), 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) [2021-11-02 23:01:14,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:01:14,904 INFO L93 Difference]: Finished difference Result 3764 states and 5263 transitions. [2021-11-02 23:01:14,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:01:14,905 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 2 states have internal predecessors, (140), 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 140 [2021-11-02 23:01:14,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:01:14,923 INFO L225 Difference]: With dead ends: 3764 [2021-11-02 23:01:14,923 INFO L226 Difference]: Without dead ends: 2484 [2021-11-02 23:01:14,926 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:01:14,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2484 states. [2021-11-02 23:01:14,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2484 to 2182. [2021-11-02 23:01:14,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2182 states, 2181 states have (on average 1.2815222375057314) internal successors, (2795), 2181 states have internal predecessors, (2795), 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) [2021-11-02 23:01:15,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 2182 states and 2795 transitions. [2021-11-02 23:01:15,012 INFO L78 Accepts]: Start accepts. Automaton has 2182 states and 2795 transitions. Word has length 140 [2021-11-02 23:01:15,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:01:15,014 INFO L470 AbstractCegarLoop]: Abstraction has 2182 states and 2795 transitions. [2021-11-02 23:01:15,014 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 2 states have internal predecessors, (140), 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) [2021-11-02 23:01:15,015 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2795 transitions. [2021-11-02 23:01:15,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2021-11-02 23:01:15,023 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:01:15,024 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:01:15,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-02 23:01:15,024 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:01:15,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:01:15,026 INFO L85 PathProgramCache]: Analyzing trace with hash 1978174500, now seen corresponding path program 1 times [2021-11-02 23:01:15,026 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:01:15,027 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232071237] [2021-11-02 23:01:15,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:01:15,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:01:15,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:01:15,374 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-02 23:01:15,374 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:01:15,374 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232071237] [2021-11-02 23:01:15,375 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232071237] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:01:15,375 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:01:15,375 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 23:01:15,375 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367630059] [2021-11-02 23:01:15,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:01:15,377 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:01:15,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:01:15,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:01:15,378 INFO L87 Difference]: Start difference. First operand 2182 states and 2795 transitions. Second operand has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 2 states have internal predecessors, (154), 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) [2021-11-02 23:01:17,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:01:17,467 INFO L93 Difference]: Finished difference Result 6166 states and 7961 transitions. [2021-11-02 23:01:17,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:01:17,468 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 2 states have internal predecessors, (154), 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 231 [2021-11-02 23:01:17,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:01:17,493 INFO L225 Difference]: With dead ends: 6166 [2021-11-02 23:01:17,494 INFO L226 Difference]: Without dead ends: 3986 [2021-11-02 23:01:17,499 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:01:17,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3986 states. [2021-11-02 23:01:17,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3986 to 3682. [2021-11-02 23:01:17,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3682 states, 3681 states have (on average 1.2200488997555012) internal successors, (4491), 3681 states have internal predecessors, (4491), 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) [2021-11-02 23:01:17,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3682 states and 4491 transitions. [2021-11-02 23:01:17,662 INFO L78 Accepts]: Start accepts. Automaton has 3682 states and 4491 transitions. Word has length 231 [2021-11-02 23:01:17,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:01:17,665 INFO L470 AbstractCegarLoop]: Abstraction has 3682 states and 4491 transitions. [2021-11-02 23:01:17,665 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 2 states have internal predecessors, (154), 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) [2021-11-02 23:01:17,665 INFO L276 IsEmpty]: Start isEmpty. Operand 3682 states and 4491 transitions. [2021-11-02 23:01:17,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2021-11-02 23:01:17,673 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:01:17,674 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:01:17,674 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-02 23:01:17,675 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:01:17,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:01:17,678 INFO L85 PathProgramCache]: Analyzing trace with hash 1603270012, now seen corresponding path program 1 times [2021-11-02 23:01:17,680 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:01:17,681 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23470705] [2021-11-02 23:01:17,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:01:17,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:01:17,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:01:18,010 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2021-11-02 23:01:18,010 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:01:18,011 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23470705] [2021-11-02 23:01:18,011 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23470705] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:01:18,011 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:01:18,012 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 23:01:18,012 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816533971] [2021-11-02 23:01:18,015 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:01:18,015 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:01:18,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:01:18,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:01:18,017 INFO L87 Difference]: Start difference. First operand 3682 states and 4491 transitions. Second operand has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 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) [2021-11-02 23:01:20,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:01:20,318 INFO L93 Difference]: Finished difference Result 7661 states and 9291 transitions. [2021-11-02 23:01:20,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:01:20,319 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 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 333 [2021-11-02 23:01:20,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:01:20,346 INFO L225 Difference]: With dead ends: 7661 [2021-11-02 23:01:20,346 INFO L226 Difference]: Without dead ends: 3981 [2021-11-02 23:01:20,352 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:01:20,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3981 states. [2021-11-02 23:01:20,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3981 to 3981. [2021-11-02 23:01:20,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3981 states, 3980 states have (on average 1.2050251256281408) internal successors, (4796), 3980 states have internal predecessors, (4796), 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) [2021-11-02 23:01:20,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 4796 transitions. [2021-11-02 23:01:20,464 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 4796 transitions. Word has length 333 [2021-11-02 23:01:20,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:01:20,465 INFO L470 AbstractCegarLoop]: Abstraction has 3981 states and 4796 transitions. [2021-11-02 23:01:20,467 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 91.66666666666667) internal successors, (275), 2 states have internal predecessors, (275), 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) [2021-11-02 23:01:20,467 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 4796 transitions. [2021-11-02 23:01:20,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2021-11-02 23:01:20,475 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:01:20,476 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:01:20,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-02 23:01:20,476 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:01:20,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:01:20,477 INFO L85 PathProgramCache]: Analyzing trace with hash -985073555, now seen corresponding path program 1 times [2021-11-02 23:01:20,478 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:01:20,478 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111292252] [2021-11-02 23:01:20,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:01:20,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:01:20,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:01:20,734 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-11-02 23:01:20,735 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:01:20,735 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111292252] [2021-11-02 23:01:20,735 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111292252] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:01:20,735 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:01:20,736 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 23:01:20,737 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278466837] [2021-11-02 23:01:20,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:01:20,742 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:01:20,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:01:20,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:01:20,744 INFO L87 Difference]: Start difference. First operand 3981 states and 4796 transitions. Second operand has 3 states, 3 states have (on average 86.33333333333333) internal successors, (259), 3 states have internal predecessors, (259), 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) [2021-11-02 23:01:23,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:01:23,120 INFO L93 Difference]: Finished difference Result 9465 states and 11674 transitions. [2021-11-02 23:01:23,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:01:23,127 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 86.33333333333333) internal successors, (259), 3 states have internal predecessors, (259), 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 348 [2021-11-02 23:01:23,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:01:23,162 INFO L225 Difference]: With dead ends: 9465 [2021-11-02 23:01:23,163 INFO L226 Difference]: Without dead ends: 5785 [2021-11-02 23:01:23,169 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:01:23,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5785 states. [2021-11-02 23:01:23,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5785 to 5783. [2021-11-02 23:01:23,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5783 states, 5782 states have (on average 1.1675890695261155) internal successors, (6751), 5782 states have internal predecessors, (6751), 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) [2021-11-02 23:01:23,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5783 states to 5783 states and 6751 transitions. [2021-11-02 23:01:23,328 INFO L78 Accepts]: Start accepts. Automaton has 5783 states and 6751 transitions. Word has length 348 [2021-11-02 23:01:23,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:01:23,329 INFO L470 AbstractCegarLoop]: Abstraction has 5783 states and 6751 transitions. [2021-11-02 23:01:23,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 86.33333333333333) internal successors, (259), 3 states have internal predecessors, (259), 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) [2021-11-02 23:01:23,330 INFO L276 IsEmpty]: Start isEmpty. Operand 5783 states and 6751 transitions. [2021-11-02 23:01:23,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2021-11-02 23:01:23,341 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:01:23,342 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:01:23,342 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-02 23:01:23,343 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:01:23,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:01:23,344 INFO L85 PathProgramCache]: Analyzing trace with hash -988421462, now seen corresponding path program 1 times [2021-11-02 23:01:23,344 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:01:23,344 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967779224] [2021-11-02 23:01:23,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:01:23,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:01:23,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:01:23,609 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-02 23:01:23,609 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:01:23,609 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967779224] [2021-11-02 23:01:23,610 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967779224] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:01:23,610 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:01:23,610 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 23:01:23,610 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708569981] [2021-11-02 23:01:23,611 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:01:23,612 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:01:23,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:01:23,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:01:23,613 INFO L87 Difference]: Start difference. First operand 5783 states and 6751 transitions. Second operand has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 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) [2021-11-02 23:01:26,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:01:26,041 INFO L93 Difference]: Finished difference Result 13364 states and 15910 transitions. [2021-11-02 23:01:26,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:01:26,044 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 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 407 [2021-11-02 23:01:26,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:01:26,092 INFO L225 Difference]: With dead ends: 13364 [2021-11-02 23:01:26,093 INFO L226 Difference]: Without dead ends: 7882 [2021-11-02 23:01:26,100 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:01:26,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7882 states. [2021-11-02 23:01:26,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7882 to 7284. [2021-11-02 23:01:26,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7284 states, 7283 states have (on average 1.148702457778388) internal successors, (8366), 7283 states have internal predecessors, (8366), 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) [2021-11-02 23:01:26,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7284 states to 7284 states and 8366 transitions. [2021-11-02 23:01:26,294 INFO L78 Accepts]: Start accepts. Automaton has 7284 states and 8366 transitions. Word has length 407 [2021-11-02 23:01:26,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:01:26,295 INFO L470 AbstractCegarLoop]: Abstraction has 7284 states and 8366 transitions. [2021-11-02 23:01:26,296 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 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) [2021-11-02 23:01:26,296 INFO L276 IsEmpty]: Start isEmpty. Operand 7284 states and 8366 transitions. [2021-11-02 23:01:26,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2021-11-02 23:01:26,308 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:01:26,311 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:01:26,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-02 23:01:26,312 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:01:26,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:01:26,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1305181093, now seen corresponding path program 1 times [2021-11-02 23:01:26,313 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:01:26,314 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735040403] [2021-11-02 23:01:26,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:01:26,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:01:26,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:01:26,614 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-11-02 23:01:26,615 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:01:26,615 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735040403] [2021-11-02 23:01:26,615 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735040403] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:01:26,616 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:01:26,616 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 23:01:26,616 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855582315] [2021-11-02 23:01:26,617 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:01:26,618 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:01:26,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:01:26,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:01:26,619 INFO L87 Difference]: Start difference. First operand 7284 states and 8366 transitions. Second operand has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 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) [2021-11-02 23:01:28,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:01:28,861 INFO L93 Difference]: Finished difference Result 16069 states and 18814 transitions. [2021-11-02 23:01:28,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:01:28,867 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 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 422 [2021-11-02 23:01:28,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:01:28,908 INFO L225 Difference]: With dead ends: 16069 [2021-11-02 23:01:28,908 INFO L226 Difference]: Without dead ends: 9086 [2021-11-02 23:01:28,918 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:01:28,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9086 states. [2021-11-02 23:01:29,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9086 to 8481. [2021-11-02 23:01:29,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8481 states, 8480 states have (on average 1.1379716981132075) internal successors, (9650), 8480 states have internal predecessors, (9650), 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) [2021-11-02 23:01:29,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8481 states to 8481 states and 9650 transitions. [2021-11-02 23:01:29,100 INFO L78 Accepts]: Start accepts. Automaton has 8481 states and 9650 transitions. Word has length 422 [2021-11-02 23:01:29,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:01:29,101 INFO L470 AbstractCegarLoop]: Abstraction has 8481 states and 9650 transitions. [2021-11-02 23:01:29,102 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.0) internal successors, (333), 3 states have internal predecessors, (333), 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) [2021-11-02 23:01:29,102 INFO L276 IsEmpty]: Start isEmpty. Operand 8481 states and 9650 transitions. [2021-11-02 23:01:29,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 513 [2021-11-02 23:01:29,121 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:01:29,122 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:01:29,122 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-02 23:01:29,123 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:01:29,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:01:29,123 INFO L85 PathProgramCache]: Analyzing trace with hash -178061979, now seen corresponding path program 1 times [2021-11-02 23:01:29,124 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:01:29,124 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250608916] [2021-11-02 23:01:29,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:01:29,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:01:29,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:01:29,403 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-11-02 23:01:29,403 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:01:29,404 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250608916] [2021-11-02 23:01:29,404 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250608916] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:01:29,404 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:01:29,404 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 23:01:29,405 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225898215] [2021-11-02 23:01:29,406 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:01:29,406 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:01:29,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:01:29,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:01:29,407 INFO L87 Difference]: Start difference. First operand 8481 states and 9650 transitions. Second operand has 3 states, 3 states have (on average 121.66666666666667) internal successors, (365), 3 states have internal predecessors, (365), 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) [2021-11-02 23:01:31,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:01:31,672 INFO L93 Difference]: Finished difference Result 19651 states and 22543 transitions. [2021-11-02 23:01:31,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:01:31,673 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 121.66666666666667) internal successors, (365), 3 states have internal predecessors, (365), 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 512 [2021-11-02 23:01:31,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:01:31,700 INFO L225 Difference]: With dead ends: 19651 [2021-11-02 23:01:31,700 INFO L226 Difference]: Without dead ends: 11471 [2021-11-02 23:01:31,711 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:01:31,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11471 states. [2021-11-02 23:01:31,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11471 to 7578. [2021-11-02 23:01:31,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7578 states, 7577 states have (on average 1.1486076283489508) internal successors, (8703), 7577 states have internal predecessors, (8703), 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) [2021-11-02 23:01:31,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7578 states to 7578 states and 8703 transitions. [2021-11-02 23:01:31,870 INFO L78 Accepts]: Start accepts. Automaton has 7578 states and 8703 transitions. Word has length 512 [2021-11-02 23:01:31,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:01:31,871 INFO L470 AbstractCegarLoop]: Abstraction has 7578 states and 8703 transitions. [2021-11-02 23:01:31,872 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 121.66666666666667) internal successors, (365), 3 states have internal predecessors, (365), 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) [2021-11-02 23:01:31,873 INFO L276 IsEmpty]: Start isEmpty. Operand 7578 states and 8703 transitions. [2021-11-02 23:01:31,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 546 [2021-11-02 23:01:31,882 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:01:31,882 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:01:31,883 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-02 23:01:31,883 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:01:31,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:01:31,884 INFO L85 PathProgramCache]: Analyzing trace with hash -596337022, now seen corresponding path program 1 times [2021-11-02 23:01:31,884 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:01:31,885 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613310306] [2021-11-02 23:01:31,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:01:31,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:01:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:01:32,215 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 527 proven. 39 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2021-11-02 23:01:32,215 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:01:32,216 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613310306] [2021-11-02 23:01:32,216 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613310306] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:01:32,216 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1185533412] [2021-11-02 23:01:32,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:01:32,217 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:01:32,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:01:32,220 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:01:32,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-02 23:01:32,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:01:32,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 698 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-02 23:01:32,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:01:34,307 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 235 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2021-11-02 23:01:34,307 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1185533412] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:01:34,308 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-02 23:01:34,308 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-11-02 23:01:34,308 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93142979] [2021-11-02 23:01:34,310 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:01:34,310 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:01:34,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:01:34,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-02 23:01:34,317 INFO L87 Difference]: Start difference. First operand 7578 states and 8703 transitions. Second operand has 3 states, 3 states have (on average 87.66666666666667) internal successors, (263), 3 states have internal predecessors, (263), 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) [2021-11-02 23:01:36,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:01:36,688 INFO L93 Difference]: Finished difference Result 17246 states and 20055 transitions. [2021-11-02 23:01:36,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:01:36,689 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 87.66666666666667) internal successors, (263), 3 states have internal predecessors, (263), 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 545 [2021-11-02 23:01:36,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:01:36,711 INFO L225 Difference]: With dead ends: 17246 [2021-11-02 23:01:36,712 INFO L226 Difference]: Without dead ends: 9969 [2021-11-02 23:01:36,719 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 548 GetRequests, 544 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-02 23:01:36,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9969 states. [2021-11-02 23:01:36,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9969 to 9969. [2021-11-02 23:01:36,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9969 states, 9968 states have (on average 1.1499799357945426) internal successors, (11463), 9968 states have internal predecessors, (11463), 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) [2021-11-02 23:01:36,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9969 states to 9969 states and 11463 transitions. [2021-11-02 23:01:36,885 INFO L78 Accepts]: Start accepts. Automaton has 9969 states and 11463 transitions. Word has length 545 [2021-11-02 23:01:36,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:01:36,886 INFO L470 AbstractCegarLoop]: Abstraction has 9969 states and 11463 transitions. [2021-11-02 23:01:36,887 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 87.66666666666667) internal successors, (263), 3 states have internal predecessors, (263), 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) [2021-11-02 23:01:36,887 INFO L276 IsEmpty]: Start isEmpty. Operand 9969 states and 11463 transitions. [2021-11-02 23:01:36,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 550 [2021-11-02 23:01:36,895 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:01:36,896 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:01:36,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-02 23:01:37,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-02 23:01:37,123 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:01:37,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:01:37,124 INFO L85 PathProgramCache]: Analyzing trace with hash 1882152332, now seen corresponding path program 1 times [2021-11-02 23:01:37,124 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:01:37,124 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189143666] [2021-11-02 23:01:37,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:01:37,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:01:37,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:01:37,440 INFO L134 CoverageAnalysis]: Checked inductivity of 771 backedges. 471 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2021-11-02 23:01:37,440 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:01:37,441 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189143666] [2021-11-02 23:01:37,441 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189143666] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:01:37,441 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:01:37,441 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 23:01:37,442 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828002674] [2021-11-02 23:01:37,442 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:01:37,443 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:01:37,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:01:37,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:01:37,444 INFO L87 Difference]: Start difference. First operand 9969 states and 11463 transitions. Second operand has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 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) [2021-11-02 23:01:40,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:01:40,184 INFO L93 Difference]: Finished difference Result 24136 states and 28002 transitions. [2021-11-02 23:01:40,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:01:40,188 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 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) Word has length 549 [2021-11-02 23:01:40,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:01:40,220 INFO L225 Difference]: With dead ends: 24136 [2021-11-02 23:01:40,221 INFO L226 Difference]: Without dead ends: 14468 [2021-11-02 23:01:40,232 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:01:40,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14468 states. [2021-11-02 23:01:40,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14468 to 14158. [2021-11-02 23:01:40,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14158 states, 14157 states have (on average 1.1348449530267712) internal successors, (16066), 14157 states have internal predecessors, (16066), 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) [2021-11-02 23:01:40,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14158 states to 14158 states and 16066 transitions. [2021-11-02 23:01:40,500 INFO L78 Accepts]: Start accepts. Automaton has 14158 states and 16066 transitions. Word has length 549 [2021-11-02 23:01:40,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:01:40,502 INFO L470 AbstractCegarLoop]: Abstraction has 14158 states and 16066 transitions. [2021-11-02 23:01:40,502 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 113.66666666666667) internal successors, (341), 3 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) [2021-11-02 23:01:40,502 INFO L276 IsEmpty]: Start isEmpty. Operand 14158 states and 16066 transitions. [2021-11-02 23:01:40,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 625 [2021-11-02 23:01:40,520 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:01:40,521 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:01:40,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-02 23:01:40,522 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:01:40,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:01:40,523 INFO L85 PathProgramCache]: Analyzing trace with hash -490695072, now seen corresponding path program 1 times [2021-11-02 23:01:40,525 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:01:40,526 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271577791] [2021-11-02 23:01:40,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:01:40,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:01:40,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:01:40,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1129 backedges. 684 proven. 39 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2021-11-02 23:01:40,842 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:01:40,842 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271577791] [2021-11-02 23:01:40,842 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [271577791] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:01:40,843 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [649020943] [2021-11-02 23:01:40,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:01:40,843 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:01:40,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:01:40,844 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:01:40,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-02 23:01:41,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:01:41,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 805 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-02 23:01:41,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:01:42,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1129 backedges. 605 proven. 0 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2021-11-02 23:01:42,901 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [649020943] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:01:42,901 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-02 23:01:42,901 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-11-02 23:01:42,902 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814712368] [2021-11-02 23:01:42,903 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:01:42,903 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:01:42,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:01:42,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-02 23:01:42,904 INFO L87 Difference]: Start difference. First operand 14158 states and 16066 transitions. Second operand has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 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) [2021-11-02 23:01:45,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:01:45,190 INFO L93 Difference]: Finished difference Result 27712 states and 31490 transitions. [2021-11-02 23:01:45,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:01:45,191 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 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 624 [2021-11-02 23:01:45,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:01:45,217 INFO L225 Difference]: With dead ends: 27712 [2021-11-02 23:01:45,217 INFO L226 Difference]: Without dead ends: 13855 [2021-11-02 23:01:45,234 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 627 GetRequests, 623 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-02 23:01:45,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13855 states. [2021-11-02 23:01:45,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13855 to 13854. [2021-11-02 23:01:45,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13854 states, 13853 states have (on average 1.081642965422652) internal successors, (14984), 13853 states have internal predecessors, (14984), 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) [2021-11-02 23:01:45,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13854 states to 13854 states and 14984 transitions. [2021-11-02 23:01:45,559 INFO L78 Accepts]: Start accepts. Automaton has 13854 states and 14984 transitions. Word has length 624 [2021-11-02 23:01:45,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:01:45,560 INFO L470 AbstractCegarLoop]: Abstraction has 13854 states and 14984 transitions. [2021-11-02 23:01:45,560 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 114.0) internal successors, (342), 3 states have internal predecessors, (342), 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) [2021-11-02 23:01:45,560 INFO L276 IsEmpty]: Start isEmpty. Operand 13854 states and 14984 transitions. [2021-11-02 23:01:45,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 626 [2021-11-02 23:01:45,577 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:01:45,579 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:01:45,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-02 23:01:45,803 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:01:45,803 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:01:45,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:01:45,804 INFO L85 PathProgramCache]: Analyzing trace with hash 1471252033, now seen corresponding path program 1 times [2021-11-02 23:01:45,805 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:01:45,805 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24279254] [2021-11-02 23:01:45,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:01:45,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:01:45,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:01:46,076 INFO L134 CoverageAnalysis]: Checked inductivity of 847 backedges. 611 proven. 39 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2021-11-02 23:01:46,076 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:01:46,076 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24279254] [2021-11-02 23:01:46,077 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24279254] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:01:46,077 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1030507417] [2021-11-02 23:01:46,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:01:46,077 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:01:46,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:01:46,079 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:01:46,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-02 23:01:46,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:01:46,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 785 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-02 23:01:46,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:01:49,241 INFO L134 CoverageAnalysis]: Checked inductivity of 847 backedges. 611 proven. 39 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2021-11-02 23:01:49,241 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1030507417] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:01:49,242 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:01:49,242 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-11-02 23:01:49,245 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531574554] [2021-11-02 23:01:49,247 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-02 23:01:49,247 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:01:49,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-02 23:01:49,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-11-02 23:01:49,250 INFO L87 Difference]: Start difference. First operand 13854 states and 14984 transitions. Second operand has 7 states, 7 states have (on average 90.42857142857143) internal successors, (633), 6 states have internal predecessors, (633), 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) [2021-11-02 23:01:55,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:01:55,367 INFO L93 Difference]: Finished difference Result 34985 states and 37811 transitions. [2021-11-02 23:01:55,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-02 23:01:55,368 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 90.42857142857143) internal successors, (633), 6 states have internal predecessors, (633), 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 625 [2021-11-02 23:01:55,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:01:55,390 INFO L225 Difference]: With dead ends: 34985 [2021-11-02 23:01:55,390 INFO L226 Difference]: Without dead ends: 16544 [2021-11-02 23:01:55,401 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 632 GetRequests, 623 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2021-11-02 23:01:55,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16544 states. [2021-11-02 23:01:55,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16544 to 12357. [2021-11-02 23:01:55,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12357 states, 12356 states have (on average 1.043946260925866) internal successors, (12899), 12356 states have internal predecessors, (12899), 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) [2021-11-02 23:01:55,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12357 states to 12357 states and 12899 transitions. [2021-11-02 23:01:55,635 INFO L78 Accepts]: Start accepts. Automaton has 12357 states and 12899 transitions. Word has length 625 [2021-11-02 23:01:55,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:01:55,636 INFO L470 AbstractCegarLoop]: Abstraction has 12357 states and 12899 transitions. [2021-11-02 23:01:55,636 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 90.42857142857143) internal successors, (633), 6 states have internal predecessors, (633), 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) [2021-11-02 23:01:55,637 INFO L276 IsEmpty]: Start isEmpty. Operand 12357 states and 12899 transitions. [2021-11-02 23:01:55,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 663 [2021-11-02 23:01:55,651 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:01:55,653 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:01:55,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-02 23:01:55,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:01:55,879 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:01:55,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:01:55,880 INFO L85 PathProgramCache]: Analyzing trace with hash -2145955924, now seen corresponding path program 1 times [2021-11-02 23:01:55,880 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:01:55,880 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670200325] [2021-11-02 23:01:55,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:01:55,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:01:55,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:01:56,164 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2021-11-02 23:01:56,164 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:01:56,164 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670200325] [2021-11-02 23:01:56,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1670200325] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:01:56,165 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:01:56,165 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 23:01:56,165 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494342528] [2021-11-02 23:01:56,166 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:01:56,166 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:01:56,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:01:56,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:01:56,168 INFO L87 Difference]: Start difference. First operand 12357 states and 12899 transitions. Second operand has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 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) [2021-11-02 23:01:57,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:01:57,611 INFO L93 Difference]: Finished difference Result 28594 states and 29857 transitions. [2021-11-02 23:01:57,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:01:57,611 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 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 662 [2021-11-02 23:01:57,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:01:57,635 INFO L225 Difference]: With dead ends: 28594 [2021-11-02 23:01:57,635 INFO L226 Difference]: Without dead ends: 15940 [2021-11-02 23:01:57,643 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:01:57,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15940 states. [2021-11-02 23:01:57,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15940 to 15342. [2021-11-02 23:01:57,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15342 states, 15341 states have (on average 1.036829411381266) internal successors, (15906), 15341 states have internal predecessors, (15906), 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) [2021-11-02 23:01:57,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15342 states to 15342 states and 15906 transitions. [2021-11-02 23:01:57,881 INFO L78 Accepts]: Start accepts. Automaton has 15342 states and 15906 transitions. Word has length 662 [2021-11-02 23:01:57,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:01:57,882 INFO L470 AbstractCegarLoop]: Abstraction has 15342 states and 15906 transitions. [2021-11-02 23:01:57,882 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 111.33333333333333) internal successors, (334), 3 states have internal predecessors, (334), 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) [2021-11-02 23:01:57,883 INFO L276 IsEmpty]: Start isEmpty. Operand 15342 states and 15906 transitions. [2021-11-02 23:01:57,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 687 [2021-11-02 23:01:57,898 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:01:57,899 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:01:57,899 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-02 23:01:57,899 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:01:57,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:01:57,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1492551500, now seen corresponding path program 1 times [2021-11-02 23:01:57,901 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:01:57,901 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424486446] [2021-11-02 23:01:57,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:01:57,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:01:58,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:01:58,269 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 528 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-02 23:01:58,270 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:01:58,270 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424486446] [2021-11-02 23:01:58,270 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1424486446] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:01:58,270 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:01:58,271 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 23:01:58,271 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809412161] [2021-11-02 23:01:58,272 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:01:58,272 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:01:58,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:01:58,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:01:58,274 INFO L87 Difference]: Start difference. First operand 15342 states and 15906 transitions. Second operand has 3 states, 3 states have (on average 193.66666666666666) internal successors, (581), 3 states have internal predecessors, (581), 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) [2021-11-02 23:01:59,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:01:59,993 INFO L93 Difference]: Finished difference Result 33679 states and 34947 transitions. [2021-11-02 23:01:59,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:01:59,994 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 193.66666666666666) internal successors, (581), 3 states have internal predecessors, (581), 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 686 [2021-11-02 23:01:59,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:02:00,019 INFO L225 Difference]: With dead ends: 33679 [2021-11-02 23:02:00,020 INFO L226 Difference]: Without dead ends: 18339 [2021-11-02 23:02:00,029 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:02:00,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18339 states. [2021-11-02 23:02:00,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18339 to 18038. [2021-11-02 23:02:00,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18038 states, 18037 states have (on average 1.0357043854299495) internal successors, (18681), 18037 states have internal predecessors, (18681), 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) [2021-11-02 23:02:00,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18038 states to 18038 states and 18681 transitions. [2021-11-02 23:02:00,310 INFO L78 Accepts]: Start accepts. Automaton has 18038 states and 18681 transitions. Word has length 686 [2021-11-02 23:02:00,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:02:00,311 INFO L470 AbstractCegarLoop]: Abstraction has 18038 states and 18681 transitions. [2021-11-02 23:02:00,312 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 193.66666666666666) internal successors, (581), 3 states have internal predecessors, (581), 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) [2021-11-02 23:02:00,312 INFO L276 IsEmpty]: Start isEmpty. Operand 18038 states and 18681 transitions. [2021-11-02 23:02:00,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 789 [2021-11-02 23:02:00,335 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:02:00,338 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:02:00,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-02 23:02:00,339 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:02:00,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:02:00,340 INFO L85 PathProgramCache]: Analyzing trace with hash 918291843, now seen corresponding path program 1 times [2021-11-02 23:02:00,340 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:02:00,340 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818531021] [2021-11-02 23:02:00,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:02:00,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:02:00,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:02:00,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1322 backedges. 748 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2021-11-02 23:02:00,728 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:02:00,728 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818531021] [2021-11-02 23:02:00,728 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1818531021] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:02:00,728 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:02:00,729 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 23:02:00,729 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124607121] [2021-11-02 23:02:00,731 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:02:00,731 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:02:00,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:02:00,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:02:00,733 INFO L87 Difference]: Start difference. First operand 18038 states and 18681 transitions. Second operand has 3 states, 3 states have (on average 164.0) internal successors, (492), 3 states have internal predecessors, (492), 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) [2021-11-02 23:02:02,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:02:02,247 INFO L93 Difference]: Finished difference Result 39061 states and 40480 transitions. [2021-11-02 23:02:02,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:02:02,247 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 164.0) internal successors, (492), 3 states have internal predecessors, (492), 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 788 [2021-11-02 23:02:02,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:02:02,271 INFO L225 Difference]: With dead ends: 39061 [2021-11-02 23:02:02,271 INFO L226 Difference]: Without dead ends: 20726 [2021-11-02 23:02:02,283 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:02:02,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20726 states. [2021-11-02 23:02:02,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20726 to 19530. [2021-11-02 23:02:02,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19530 states, 19529 states have (on average 1.0333350401966306) internal successors, (20180), 19529 states have internal predecessors, (20180), 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) [2021-11-02 23:02:02,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19530 states to 19530 states and 20180 transitions. [2021-11-02 23:02:02,560 INFO L78 Accepts]: Start accepts. Automaton has 19530 states and 20180 transitions. Word has length 788 [2021-11-02 23:02:02,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:02:02,561 INFO L470 AbstractCegarLoop]: Abstraction has 19530 states and 20180 transitions. [2021-11-02 23:02:02,561 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 164.0) internal successors, (492), 3 states have internal predecessors, (492), 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) [2021-11-02 23:02:02,562 INFO L276 IsEmpty]: Start isEmpty. Operand 19530 states and 20180 transitions. [2021-11-02 23:02:02,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 847 [2021-11-02 23:02:02,588 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:02:02,588 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:02:02,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-02 23:02:02,589 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:02:02,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:02:02,590 INFO L85 PathProgramCache]: Analyzing trace with hash 1105372660, now seen corresponding path program 1 times [2021-11-02 23:02:02,590 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:02:02,591 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986904931] [2021-11-02 23:02:02,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:02:02,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:02:02,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:02:03,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1114 backedges. 592 proven. 0 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2021-11-02 23:02:03,077 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:02:03,078 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986904931] [2021-11-02 23:02:03,078 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986904931] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:02:03,078 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:02:03,078 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 23:02:03,079 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333777255] [2021-11-02 23:02:03,080 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:02:03,080 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:02:03,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:02:03,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:02:03,082 INFO L87 Difference]: Start difference. First operand 19530 states and 20180 transitions. Second operand has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 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) [2021-11-02 23:02:04,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:02:04,521 INFO L93 Difference]: Finished difference Result 42043 states and 43488 transitions. [2021-11-02 23:02:04,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:02:04,522 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 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 846 [2021-11-02 23:02:04,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:02:04,546 INFO L225 Difference]: With dead ends: 42043 [2021-11-02 23:02:04,546 INFO L226 Difference]: Without dead ends: 22515 [2021-11-02 23:02:04,558 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:02:04,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22515 states. [2021-11-02 23:02:04,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22515 to 19820. [2021-11-02 23:02:04,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19820 states, 19819 states have (on average 1.031434482062667) internal successors, (20442), 19819 states have internal predecessors, (20442), 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) [2021-11-02 23:02:05,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19820 states to 19820 states and 20442 transitions. [2021-11-02 23:02:05,016 INFO L78 Accepts]: Start accepts. Automaton has 19820 states and 20442 transitions. Word has length 846 [2021-11-02 23:02:05,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:02:05,017 INFO L470 AbstractCegarLoop]: Abstraction has 19820 states and 20442 transitions. [2021-11-02 23:02:05,017 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 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) [2021-11-02 23:02:05,017 INFO L276 IsEmpty]: Start isEmpty. Operand 19820 states and 20442 transitions. [2021-11-02 23:02:05,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 868 [2021-11-02 23:02:05,037 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:02:05,038 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:02:05,038 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-02 23:02:05,038 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:02:05,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:02:05,039 INFO L85 PathProgramCache]: Analyzing trace with hash -1187839850, now seen corresponding path program 1 times [2021-11-02 23:02:05,040 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:02:05,040 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533092823] [2021-11-02 23:02:05,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:02:05,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:02:05,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:02:05,794 INFO L134 CoverageAnalysis]: Checked inductivity of 1130 backedges. 637 proven. 269 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2021-11-02 23:02:05,794 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:02:05,794 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533092823] [2021-11-02 23:02:05,795 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533092823] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:02:05,795 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2068609187] [2021-11-02 23:02:05,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:02:05,795 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:02:05,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:02:05,797 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:02:05,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-02 23:02:06,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:02:06,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 1022 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-02 23:02:06,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:02:09,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1130 backedges. 235 proven. 0 refuted. 0 times theorem prover too weak. 895 trivial. 0 not checked. [2021-11-02 23:02:09,036 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2068609187] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:02:09,036 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-02 23:02:09,037 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-11-02 23:02:09,037 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305858887] [2021-11-02 23:02:09,039 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:02:09,039 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:02:09,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:02:09,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-02 23:02:09,040 INFO L87 Difference]: Start difference. First operand 19820 states and 20442 transitions. Second operand has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 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) [2021-11-02 23:02:10,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:02:10,865 INFO L93 Difference]: Finished difference Result 44137 states and 45510 transitions. [2021-11-02 23:02:10,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:02:10,866 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 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 867 [2021-11-02 23:02:10,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:02:10,888 INFO L225 Difference]: With dead ends: 44137 [2021-11-02 23:02:10,888 INFO L226 Difference]: Without dead ends: 24319 [2021-11-02 23:02:10,898 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 870 GetRequests, 866 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-02 23:02:10,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24319 states. [2021-11-02 23:02:11,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24319 to 21917. [2021-11-02 23:02:11,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21917 states, 21916 states have (on average 1.0312557035955465) internal successors, (22601), 21916 states have internal predecessors, (22601), 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) [2021-11-02 23:02:11,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21917 states to 21917 states and 22601 transitions. [2021-11-02 23:02:11,347 INFO L78 Accepts]: Start accepts. Automaton has 21917 states and 22601 transitions. Word has length 867 [2021-11-02 23:02:11,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:02:11,348 INFO L470 AbstractCegarLoop]: Abstraction has 21917 states and 22601 transitions. [2021-11-02 23:02:11,349 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 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) [2021-11-02 23:02:11,349 INFO L276 IsEmpty]: Start isEmpty. Operand 21917 states and 22601 transitions. [2021-11-02 23:02:11,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 901 [2021-11-02 23:02:11,496 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:02:11,497 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-02 23:02:11,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-11-02 23:02:11,698 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-11-02 23:02:11,698 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:02:11,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:02:11,699 INFO L85 PathProgramCache]: Analyzing trace with hash -568589825, now seen corresponding path program 1 times [2021-11-02 23:02:11,699 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:02:11,699 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095245678] [2021-11-02 23:02:11,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:02:11,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:02:11,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:02:12,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1501 backedges. 859 proven. 0 refuted. 0 times theorem prover too weak. 642 trivial. 0 not checked. [2021-11-02 23:02:12,244 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:02:12,245 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095245678] [2021-11-02 23:02:12,245 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095245678] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:02:12,245 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:02:12,245 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 23:02:12,247 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127336152] [2021-11-02 23:02:12,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:02:12,250 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:02:12,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:02:12,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:02:12,251 INFO L87 Difference]: Start difference. First operand 21917 states and 22601 transitions. Second operand has 3 states, 3 states have (on average 175.0) internal successors, (525), 3 states have internal predecessors, (525), 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) [2021-11-02 23:02:14,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:02:14,052 INFO L93 Difference]: Finished difference Result 48033 states and 49495 transitions. [2021-11-02 23:02:14,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:02:14,053 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 175.0) internal successors, (525), 3 states have internal predecessors, (525), 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 900 [2021-11-02 23:02:14,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:02:14,084 INFO L225 Difference]: With dead ends: 48033 [2021-11-02 23:02:14,084 INFO L226 Difference]: Without dead ends: 25819 [2021-11-02 23:02:14,096 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:02:14,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25819 states. [2021-11-02 23:02:14,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25819 to 21615. [2021-11-02 23:02:14,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21615 states, 21614 states have (on average 1.0308133617100028) internal successors, (22280), 21614 states have internal predecessors, (22280), 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) [2021-11-02 23:02:14,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21615 states to 21615 states and 22280 transitions. [2021-11-02 23:02:14,427 INFO L78 Accepts]: Start accepts. Automaton has 21615 states and 22280 transitions. Word has length 900 [2021-11-02 23:02:14,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:02:14,428 INFO L470 AbstractCegarLoop]: Abstraction has 21615 states and 22280 transitions. [2021-11-02 23:02:14,428 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 175.0) internal successors, (525), 3 states have internal predecessors, (525), 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) [2021-11-02 23:02:14,429 INFO L276 IsEmpty]: Start isEmpty. Operand 21615 states and 22280 transitions. [2021-11-02 23:02:14,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 905 [2021-11-02 23:02:14,441 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:02:14,441 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:02:14,442 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-02 23:02:14,442 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:02:14,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:02:14,443 INFO L85 PathProgramCache]: Analyzing trace with hash 629237515, now seen corresponding path program 1 times [2021-11-02 23:02:14,443 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:02:14,443 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350165991] [2021-11-02 23:02:14,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:02:14,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:02:14,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:02:15,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1204 backedges. 711 proven. 269 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2021-11-02 23:02:15,130 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:02:15,130 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350165991] [2021-11-02 23:02:15,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350165991] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:02:15,131 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [30592715] [2021-11-02 23:02:15,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:02:15,131 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:02:15,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:02:15,135 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:02:15,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-02 23:02:16,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:02:16,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 1059 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-02 23:02:16,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:02:23,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1204 backedges. 235 proven. 0 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2021-11-02 23:02:23,776 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [30592715] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:02:23,776 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-02 23:02:23,777 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-11-02 23:02:23,777 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092536831] [2021-11-02 23:02:23,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:02:23,779 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:02:23,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:02:23,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-02 23:02:23,780 INFO L87 Difference]: Start difference. First operand 21615 states and 22280 transitions. Second operand has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 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) [2021-11-02 23:02:27,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:02:27,504 INFO L93 Difference]: Finished difference Result 35416 states and 36372 transitions. [2021-11-02 23:02:27,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:02:27,505 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 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 904 [2021-11-02 23:02:27,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:02:27,525 INFO L225 Difference]: With dead ends: 35416 [2021-11-02 23:02:27,525 INFO L226 Difference]: Without dead ends: 13803 [2021-11-02 23:02:27,536 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 907 GetRequests, 903 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-02 23:02:27,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13803 states. [2021-11-02 23:02:27,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13803 to 11401. [2021-11-02 23:02:27,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11401 states, 11400 states have (on average 1.0203508771929826) internal successors, (11632), 11400 states have internal predecessors, (11632), 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) [2021-11-02 23:02:27,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11401 states to 11401 states and 11632 transitions. [2021-11-02 23:02:27,686 INFO L78 Accepts]: Start accepts. Automaton has 11401 states and 11632 transitions. Word has length 904 [2021-11-02 23:02:27,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:02:27,687 INFO L470 AbstractCegarLoop]: Abstraction has 11401 states and 11632 transitions. [2021-11-02 23:02:27,687 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 113.33333333333333) internal successors, (340), 3 states have internal predecessors, (340), 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) [2021-11-02 23:02:27,687 INFO L276 IsEmpty]: Start isEmpty. Operand 11401 states and 11632 transitions. [2021-11-02 23:02:27,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1026 [2021-11-02 23:02:27,764 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:02:27,765 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:02:27,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-02 23:02:27,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:02:27,967 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:02:27,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:02:27,969 INFO L85 PathProgramCache]: Analyzing trace with hash -849008212, now seen corresponding path program 1 times [2021-11-02 23:02:27,969 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:02:27,969 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450348300] [2021-11-02 23:02:27,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:02:27,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:02:28,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:02:28,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1775 backedges. 1193 proven. 394 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2021-11-02 23:02:28,610 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:02:28,610 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450348300] [2021-11-02 23:02:28,610 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1450348300] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:02:28,611 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [601359156] [2021-11-02 23:02:28,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:02:28,611 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:02:28,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:02:28,619 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:02:28,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-02 23:02:30,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:02:30,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 1203 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-02 23:02:30,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:02:34,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1775 backedges. 1188 proven. 399 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2021-11-02 23:02:34,055 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [601359156] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:02:34,055 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-11-02 23:02:34,056 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-11-02 23:02:34,056 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176910515] [2021-11-02 23:02:34,059 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-02 23:02:34,059 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:02:34,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-02 23:02:34,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-11-02 23:02:34,063 INFO L87 Difference]: Start difference. First operand 11401 states and 11632 transitions. Second operand has 10 states, 10 states have (on average 140.3) internal successors, (1403), 10 states have internal predecessors, (1403), 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) [2021-11-02 23:02:42,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:02:42,879 INFO L93 Difference]: Finished difference Result 29094 states and 29674 transitions. [2021-11-02 23:02:42,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-02 23:02:42,893 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 140.3) internal successors, (1403), 10 states have internal predecessors, (1403), 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 1025 [2021-11-02 23:02:42,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:02:42,915 INFO L225 Difference]: With dead ends: 29094 [2021-11-02 23:02:42,915 INFO L226 Difference]: Without dead ends: 17695 [2021-11-02 23:02:42,925 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 1049 GetRequests, 1032 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=102, Invalid=240, Unknown=0, NotChecked=0, Total=342 [2021-11-02 23:02:42,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17695 states. [2021-11-02 23:02:43,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17695 to 12000. [2021-11-02 23:02:43,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12000 states, 11999 states have (on average 1.019834986248854) internal successors, (12237), 11999 states have internal predecessors, (12237), 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) [2021-11-02 23:02:43,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12000 states to 12000 states and 12237 transitions. [2021-11-02 23:02:43,142 INFO L78 Accepts]: Start accepts. Automaton has 12000 states and 12237 transitions. Word has length 1025 [2021-11-02 23:02:43,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:02:43,144 INFO L470 AbstractCegarLoop]: Abstraction has 12000 states and 12237 transitions. [2021-11-02 23:02:43,144 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 140.3) internal successors, (1403), 10 states have internal predecessors, (1403), 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) [2021-11-02 23:02:43,144 INFO L276 IsEmpty]: Start isEmpty. Operand 12000 states and 12237 transitions. [2021-11-02 23:02:43,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1038 [2021-11-02 23:02:43,176 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:02:43,177 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:02:43,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-02 23:02:43,403 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-11-02 23:02:43,403 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:02:43,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:02:43,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1635294930, now seen corresponding path program 1 times [2021-11-02 23:02:43,405 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:02:43,405 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994022135] [2021-11-02 23:02:43,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:02:43,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:02:43,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:02:44,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1843 backedges. 1402 proven. 0 refuted. 0 times theorem prover too weak. 441 trivial. 0 not checked. [2021-11-02 23:02:44,187 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:02:44,187 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994022135] [2021-11-02 23:02:44,188 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [994022135] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:02:44,188 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:02:44,188 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-02 23:02:44,189 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769814312] [2021-11-02 23:02:44,192 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-02 23:02:44,192 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:02:44,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-02 23:02:44,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-02 23:02:44,193 INFO L87 Difference]: Start difference. First operand 12000 states and 12237 transitions. Second operand has 4 states, 4 states have (on average 176.25) internal successors, (705), 4 states have internal predecessors, (705), 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) [2021-11-02 23:02:46,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:02:46,154 INFO L93 Difference]: Finished difference Result 24701 states and 25181 transitions. [2021-11-02 23:02:46,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-02 23:02:46,155 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 176.25) internal successors, (705), 4 states have internal predecessors, (705), 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 1037 [2021-11-02 23:02:46,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:02:46,172 INFO L225 Difference]: With dead ends: 24701 [2021-11-02 23:02:46,173 INFO L226 Difference]: Without dead ends: 12703 [2021-11-02 23:02:46,181 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-02 23:02:46,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12703 states. [2021-11-02 23:02:46,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12703 to 12000. [2021-11-02 23:02:46,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12000 states, 11999 states have (on average 1.019834986248854) internal successors, (12237), 11999 states have internal predecessors, (12237), 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) [2021-11-02 23:02:46,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12000 states to 12000 states and 12237 transitions. [2021-11-02 23:02:46,371 INFO L78 Accepts]: Start accepts. Automaton has 12000 states and 12237 transitions. Word has length 1037 [2021-11-02 23:02:46,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:02:46,372 INFO L470 AbstractCegarLoop]: Abstraction has 12000 states and 12237 transitions. [2021-11-02 23:02:46,373 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 176.25) internal successors, (705), 4 states have internal predecessors, (705), 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) [2021-11-02 23:02:46,373 INFO L276 IsEmpty]: Start isEmpty. Operand 12000 states and 12237 transitions. [2021-11-02 23:02:46,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1072 [2021-11-02 23:02:46,394 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:02:46,395 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:02:46,395 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-02 23:02:46,396 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:02:46,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:02:46,397 INFO L85 PathProgramCache]: Analyzing trace with hash 19109534, now seen corresponding path program 1 times [2021-11-02 23:02:46,397 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:02:46,397 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135101877] [2021-11-02 23:02:46,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:02:46,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:02:46,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:02:46,897 INFO L134 CoverageAnalysis]: Checked inductivity of 2068 backedges. 954 proven. 0 refuted. 0 times theorem prover too weak. 1114 trivial. 0 not checked. [2021-11-02 23:02:46,897 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:02:46,898 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135101877] [2021-11-02 23:02:46,898 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135101877] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:02:46,898 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:02:46,898 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 23:02:46,899 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227891443] [2021-11-02 23:02:46,900 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:02:46,900 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:02:46,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:02:46,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:02:46,902 INFO L87 Difference]: Start difference. First operand 12000 states and 12237 transitions. Second operand has 3 states, 3 states have (on average 155.66666666666666) internal successors, (467), 3 states have internal predecessors, (467), 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) [2021-11-02 23:02:48,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:02:48,130 INFO L93 Difference]: Finished difference Result 25796 states and 26293 transitions. [2021-11-02 23:02:48,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:02:48,131 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 155.66666666666666) internal successors, (467), 3 states have internal predecessors, (467), 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 1071 [2021-11-02 23:02:48,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:02:48,144 INFO L225 Difference]: With dead ends: 25796 [2021-11-02 23:02:48,144 INFO L226 Difference]: Without dead ends: 13798 [2021-11-02 23:02:48,150 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:02:48,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13798 states. [2021-11-02 23:02:48,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13798 to 11699. [2021-11-02 23:02:48,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11699 states, 11698 states have (on average 1.0192340571037783) internal successors, (11923), 11698 states have internal predecessors, (11923), 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) [2021-11-02 23:02:48,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11699 states to 11699 states and 11923 transitions. [2021-11-02 23:02:48,288 INFO L78 Accepts]: Start accepts. Automaton has 11699 states and 11923 transitions. Word has length 1071 [2021-11-02 23:02:48,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:02:48,289 INFO L470 AbstractCegarLoop]: Abstraction has 11699 states and 11923 transitions. [2021-11-02 23:02:48,290 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 155.66666666666666) internal successors, (467), 3 states have internal predecessors, (467), 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) [2021-11-02 23:02:48,290 INFO L276 IsEmpty]: Start isEmpty. Operand 11699 states and 11923 transitions. [2021-11-02 23:02:48,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1074 [2021-11-02 23:02:48,310 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:02:48,311 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:02:48,312 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-11-02 23:02:48,312 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:02:48,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:02:48,313 INFO L85 PathProgramCache]: Analyzing trace with hash 1945952980, now seen corresponding path program 1 times [2021-11-02 23:02:48,313 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:02:48,313 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046221640] [2021-11-02 23:02:48,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:02:48,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:02:48,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:02:48,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1929 backedges. 964 proven. 0 refuted. 0 times theorem prover too weak. 965 trivial. 0 not checked. [2021-11-02 23:02:48,895 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:02:48,895 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046221640] [2021-11-02 23:02:48,895 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046221640] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:02:48,895 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:02:48,896 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-02 23:02:48,896 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653056355] [2021-11-02 23:02:48,900 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-02 23:02:48,901 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:02:48,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-02 23:02:48,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-02 23:02:48,902 INFO L87 Difference]: Start difference. First operand 11699 states and 11923 transitions. Second operand has 4 states, 4 states have (on average 131.75) internal successors, (527), 4 states have internal predecessors, (527), 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) [2021-11-02 23:02:50,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:02:50,735 INFO L93 Difference]: Finished difference Result 14397 states and 14657 transitions. [2021-11-02 23:02:50,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-02 23:02:50,736 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 131.75) internal successors, (527), 4 states have internal predecessors, (527), 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 1073 [2021-11-02 23:02:50,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:02:50,753 INFO L225 Difference]: With dead ends: 14397 [2021-11-02 23:02:50,754 INFO L226 Difference]: Without dead ends: 14096 [2021-11-02 23:02:50,757 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-02 23:02:50,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14096 states. [2021-11-02 23:02:50,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14096 to 11998. [2021-11-02 23:02:50,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11998 states, 11997 states have (on average 1.0191714595315495) internal successors, (12227), 11997 states have internal predecessors, (12227), 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) [2021-11-02 23:02:50,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11998 states to 11998 states and 12227 transitions. [2021-11-02 23:02:50,929 INFO L78 Accepts]: Start accepts. Automaton has 11998 states and 12227 transitions. Word has length 1073 [2021-11-02 23:02:50,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:02:50,930 INFO L470 AbstractCegarLoop]: Abstraction has 11998 states and 12227 transitions. [2021-11-02 23:02:50,931 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 131.75) internal successors, (527), 4 states have internal predecessors, (527), 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) [2021-11-02 23:02:50,931 INFO L276 IsEmpty]: Start isEmpty. Operand 11998 states and 12227 transitions. [2021-11-02 23:02:50,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1135 [2021-11-02 23:02:50,959 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:02:50,960 INFO L513 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:02:50,960 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-11-02 23:02:50,961 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:02:50,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:02:50,963 INFO L85 PathProgramCache]: Analyzing trace with hash -1673957712, now seen corresponding path program 1 times [2021-11-02 23:02:50,963 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:02:50,964 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360496501] [2021-11-02 23:02:50,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:02:50,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:02:51,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:02:51,571 INFO L134 CoverageAnalysis]: Checked inductivity of 2326 backedges. 1474 proven. 0 refuted. 0 times theorem prover too weak. 852 trivial. 0 not checked. [2021-11-02 23:02:51,571 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:02:51,571 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360496501] [2021-11-02 23:02:51,572 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1360496501] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:02:51,572 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:02:51,572 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 23:02:51,573 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003736337] [2021-11-02 23:02:51,574 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:02:51,574 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:02:51,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:02:51,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:02:51,576 INFO L87 Difference]: Start difference. First operand 11998 states and 12227 transitions. Second operand has 3 states, 3 states have (on average 180.0) internal successors, (540), 3 states have internal predecessors, (540), 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) [2021-11-02 23:02:52,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:02:52,819 INFO L93 Difference]: Finished difference Result 24595 states and 25056 transitions. [2021-11-02 23:02:52,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:02:52,820 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 180.0) internal successors, (540), 3 states have internal predecessors, (540), 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 1134 [2021-11-02 23:02:52,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:02:52,821 INFO L225 Difference]: With dead ends: 24595 [2021-11-02 23:02:52,821 INFO L226 Difference]: Without dead ends: 0 [2021-11-02 23:02:52,828 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:02:52,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-02 23:02:52,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-02 23:02:52,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 23:02:52,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-02 23:02:52,829 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1134 [2021-11-02 23:02:52,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:02:52,830 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-02 23:02:52,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 180.0) internal successors, (540), 3 states have internal predecessors, (540), 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) [2021-11-02 23:02:52,830 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-02 23:02:52,830 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-02 23:02:52,832 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-02 23:02:52,833 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-11-02 23:02:52,836 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-02 23:02:52,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:02:52,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:02:53,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:02:54,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:03:05,024 INFO L857 garLoopResultBuilder]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,025 INFO L857 garLoopResultBuilder]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,025 INFO L857 garLoopResultBuilder]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,026 INFO L857 garLoopResultBuilder]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2021-11-02 23:03:05,026 INFO L857 garLoopResultBuilder]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,026 INFO L857 garLoopResultBuilder]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,026 INFO L857 garLoopResultBuilder]: For program point L896(lines 896 904) no Hoare annotation was computed. [2021-11-02 23:03:05,027 INFO L857 garLoopResultBuilder]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2021-11-02 23:03:05,027 INFO L857 garLoopResultBuilder]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,027 INFO L857 garLoopResultBuilder]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,027 INFO L857 garLoopResultBuilder]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,027 INFO L857 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2021-11-02 23:03:05,028 INFO L857 garLoopResultBuilder]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,028 INFO L857 garLoopResultBuilder]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,028 INFO L857 garLoopResultBuilder]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,028 INFO L857 garLoopResultBuilder]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,028 INFO L857 garLoopResultBuilder]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,029 INFO L857 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2021-11-02 23:03:05,029 INFO L857 garLoopResultBuilder]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,029 INFO L857 garLoopResultBuilder]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,029 INFO L857 garLoopResultBuilder]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2021-11-02 23:03:05,029 INFO L857 garLoopResultBuilder]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2021-11-02 23:03:05,030 INFO L857 garLoopResultBuilder]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,030 INFO L857 garLoopResultBuilder]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,030 INFO L857 garLoopResultBuilder]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2021-11-02 23:03:05,030 INFO L857 garLoopResultBuilder]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,030 INFO L857 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2021-11-02 23:03:05,031 INFO L857 garLoopResultBuilder]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,031 INFO L857 garLoopResultBuilder]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2021-11-02 23:03:05,031 INFO L857 garLoopResultBuilder]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2021-11-02 23:03:05,031 INFO L857 garLoopResultBuilder]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,031 INFO L857 garLoopResultBuilder]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,032 INFO L857 garLoopResultBuilder]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2021-11-02 23:03:05,032 INFO L857 garLoopResultBuilder]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2021-11-02 23:03:05,032 INFO L857 garLoopResultBuilder]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,032 INFO L857 garLoopResultBuilder]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,032 INFO L857 garLoopResultBuilder]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,033 INFO L857 garLoopResultBuilder]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,033 INFO L857 garLoopResultBuilder]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,033 INFO L857 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2021-11-02 23:03:05,033 INFO L857 garLoopResultBuilder]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,033 INFO L857 garLoopResultBuilder]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,034 INFO L857 garLoopResultBuilder]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,034 INFO L857 garLoopResultBuilder]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,034 INFO L857 garLoopResultBuilder]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,034 INFO L857 garLoopResultBuilder]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,034 INFO L857 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2021-11-02 23:03:05,035 INFO L857 garLoopResultBuilder]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,035 INFO L857 garLoopResultBuilder]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,035 INFO L857 garLoopResultBuilder]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,035 INFO L857 garLoopResultBuilder]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2021-11-02 23:03:05,035 INFO L857 garLoopResultBuilder]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,036 INFO L857 garLoopResultBuilder]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,036 INFO L857 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2021-11-02 23:03:05,036 INFO L857 garLoopResultBuilder]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,036 INFO L857 garLoopResultBuilder]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,036 INFO L857 garLoopResultBuilder]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,037 INFO L857 garLoopResultBuilder]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,037 INFO L857 garLoopResultBuilder]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,037 INFO L857 garLoopResultBuilder]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,037 INFO L857 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2021-11-02 23:03:05,037 INFO L857 garLoopResultBuilder]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,038 INFO L857 garLoopResultBuilder]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,038 INFO L857 garLoopResultBuilder]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,038 INFO L857 garLoopResultBuilder]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,038 INFO L857 garLoopResultBuilder]: For program point L652(lines 652 661) no Hoare annotation was computed. [2021-11-02 23:03:05,038 INFO L857 garLoopResultBuilder]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2021-11-02 23:03:05,039 INFO L857 garLoopResultBuilder]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,039 INFO L857 garLoopResultBuilder]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,039 INFO L857 garLoopResultBuilder]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,039 INFO L857 garLoopResultBuilder]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,039 INFO L857 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2021-11-02 23:03:05,040 INFO L857 garLoopResultBuilder]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2021-11-02 23:03:05,040 INFO L857 garLoopResultBuilder]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,040 INFO L857 garLoopResultBuilder]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,040 INFO L857 garLoopResultBuilder]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,040 INFO L857 garLoopResultBuilder]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,040 INFO L857 garLoopResultBuilder]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,041 INFO L857 garLoopResultBuilder]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2021-11-02 23:03:05,041 INFO L857 garLoopResultBuilder]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,041 INFO L857 garLoopResultBuilder]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2021-11-02 23:03:05,041 INFO L857 garLoopResultBuilder]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2021-11-02 23:03:05,041 INFO L857 garLoopResultBuilder]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2021-11-02 23:03:05,042 INFO L857 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2021-11-02 23:03:05,042 INFO L857 garLoopResultBuilder]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,042 INFO L857 garLoopResultBuilder]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,042 INFO L857 garLoopResultBuilder]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,042 INFO L857 garLoopResultBuilder]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,043 INFO L857 garLoopResultBuilder]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,043 INFO L857 garLoopResultBuilder]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2021-11-02 23:03:05,043 INFO L857 garLoopResultBuilder]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,043 INFO L857 garLoopResultBuilder]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,043 INFO L857 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2021-11-02 23:03:05,044 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-02 23:03:05,044 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 200) no Hoare annotation was computed. [2021-11-02 23:03:05,044 INFO L857 garLoopResultBuilder]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,044 INFO L857 garLoopResultBuilder]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2021-11-02 23:03:05,044 INFO L857 garLoopResultBuilder]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,045 INFO L857 garLoopResultBuilder]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,045 INFO L857 garLoopResultBuilder]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,045 INFO L857 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2021-11-02 23:03:05,045 INFO L857 garLoopResultBuilder]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,045 INFO L857 garLoopResultBuilder]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2021-11-02 23:03:05,046 INFO L857 garLoopResultBuilder]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2021-11-02 23:03:05,046 INFO L857 garLoopResultBuilder]: For program point L531(lines 531 538) no Hoare annotation was computed. [2021-11-02 23:03:05,046 INFO L857 garLoopResultBuilder]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2021-11-02 23:03:05,046 INFO L857 garLoopResultBuilder]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2021-11-02 23:03:05,046 INFO L857 garLoopResultBuilder]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2021-11-02 23:03:05,047 INFO L857 garLoopResultBuilder]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,047 INFO L857 garLoopResultBuilder]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,047 INFO L857 garLoopResultBuilder]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,047 INFO L857 garLoopResultBuilder]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,047 INFO L857 garLoopResultBuilder]: For program point L401(lines 401 412) no Hoare annotation was computed. [2021-11-02 23:03:05,048 INFO L857 garLoopResultBuilder]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2021-11-02 23:03:05,048 INFO L857 garLoopResultBuilder]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,048 INFO L857 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2021-11-02 23:03:05,048 INFO L857 garLoopResultBuilder]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,048 INFO L857 garLoopResultBuilder]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,048 INFO L857 garLoopResultBuilder]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,049 INFO L857 garLoopResultBuilder]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,049 INFO L857 garLoopResultBuilder]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,049 INFO L857 garLoopResultBuilder]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,049 INFO L857 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2021-11-02 23:03:05,049 INFO L857 garLoopResultBuilder]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,049 INFO L857 garLoopResultBuilder]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,049 INFO L857 garLoopResultBuilder]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,049 INFO L857 garLoopResultBuilder]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,049 INFO L857 garLoopResultBuilder]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,049 INFO L857 garLoopResultBuilder]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2021-11-02 23:03:05,050 INFO L857 garLoopResultBuilder]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2021-11-02 23:03:05,050 INFO L857 garLoopResultBuilder]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,050 INFO L857 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2021-11-02 23:03:05,050 INFO L857 garLoopResultBuilder]: For program point L804(lines 804 813) no Hoare annotation was computed. [2021-11-02 23:03:05,050 INFO L857 garLoopResultBuilder]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2021-11-02 23:03:05,050 INFO L857 garLoopResultBuilder]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,051 INFO L857 garLoopResultBuilder]: For program point L540(lines 540 551) no Hoare annotation was computed. [2021-11-02 23:03:05,051 INFO L857 garLoopResultBuilder]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2021-11-02 23:03:05,051 INFO L857 garLoopResultBuilder]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,051 INFO L857 garLoopResultBuilder]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,051 INFO L857 garLoopResultBuilder]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,052 INFO L857 garLoopResultBuilder]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,052 INFO L857 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2021-11-02 23:03:05,052 INFO L857 garLoopResultBuilder]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2021-11-02 23:03:05,052 INFO L857 garLoopResultBuilder]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,052 INFO L857 garLoopResultBuilder]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,053 INFO L857 garLoopResultBuilder]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,053 INFO L857 garLoopResultBuilder]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2021-11-02 23:03:05,053 INFO L857 garLoopResultBuilder]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2021-11-02 23:03:05,053 INFO L857 garLoopResultBuilder]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,053 INFO L857 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2021-11-02 23:03:05,054 INFO L857 garLoopResultBuilder]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,054 INFO L857 garLoopResultBuilder]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,054 INFO L857 garLoopResultBuilder]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,054 INFO L857 garLoopResultBuilder]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,054 INFO L857 garLoopResultBuilder]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,055 INFO L857 garLoopResultBuilder]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,055 INFO L857 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2021-11-02 23:03:05,055 INFO L857 garLoopResultBuilder]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,055 INFO L857 garLoopResultBuilder]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,055 INFO L857 garLoopResultBuilder]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2021-11-02 23:03:05,055 INFO L857 garLoopResultBuilder]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,056 INFO L857 garLoopResultBuilder]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,056 INFO L857 garLoopResultBuilder]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,056 INFO L857 garLoopResultBuilder]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,056 INFO L857 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2021-11-02 23:03:05,056 INFO L857 garLoopResultBuilder]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,057 INFO L857 garLoopResultBuilder]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,057 INFO L857 garLoopResultBuilder]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,057 INFO L857 garLoopResultBuilder]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,057 INFO L857 garLoopResultBuilder]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,057 INFO L857 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2021-11-02 23:03:05,058 INFO L857 garLoopResultBuilder]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,058 INFO L857 garLoopResultBuilder]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,058 INFO L857 garLoopResultBuilder]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,058 INFO L857 garLoopResultBuilder]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,058 INFO L857 garLoopResultBuilder]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2021-11-02 23:03:05,059 INFO L857 garLoopResultBuilder]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,059 INFO L857 garLoopResultBuilder]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,059 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-02 23:03:05,059 INFO L857 garLoopResultBuilder]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,059 INFO L857 garLoopResultBuilder]: For program point L557(lines 557 566) no Hoare annotation was computed. [2021-11-02 23:03:05,060 INFO L857 garLoopResultBuilder]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2021-11-02 23:03:05,060 INFO L857 garLoopResultBuilder]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,060 INFO L857 garLoopResultBuilder]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,060 INFO L857 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2021-11-02 23:03:05,060 INFO L857 garLoopResultBuilder]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,061 INFO L857 garLoopResultBuilder]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,061 INFO L857 garLoopResultBuilder]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,061 INFO L857 garLoopResultBuilder]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,061 INFO L857 garLoopResultBuilder]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,061 INFO L857 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2021-11-02 23:03:05,062 INFO L857 garLoopResultBuilder]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,062 INFO L857 garLoopResultBuilder]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,062 INFO L857 garLoopResultBuilder]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,062 INFO L857 garLoopResultBuilder]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,062 INFO L857 garLoopResultBuilder]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,063 INFO L857 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2021-11-02 23:03:05,063 INFO L857 garLoopResultBuilder]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,063 INFO L857 garLoopResultBuilder]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,063 INFO L857 garLoopResultBuilder]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2021-11-02 23:03:05,063 INFO L857 garLoopResultBuilder]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,064 INFO L857 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2021-11-02 23:03:05,064 INFO L857 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2021-11-02 23:03:05,064 INFO L857 garLoopResultBuilder]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,064 INFO L857 garLoopResultBuilder]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,064 INFO L857 garLoopResultBuilder]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,064 INFO L857 garLoopResultBuilder]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,065 INFO L857 garLoopResultBuilder]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,065 INFO L857 garLoopResultBuilder]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2021-11-02 23:03:05,065 INFO L857 garLoopResultBuilder]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2021-11-02 23:03:05,065 INFO L857 garLoopResultBuilder]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,065 INFO L857 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2021-11-02 23:03:05,066 INFO L857 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2021-11-02 23:03:05,066 INFO L857 garLoopResultBuilder]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,066 INFO L857 garLoopResultBuilder]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,066 INFO L857 garLoopResultBuilder]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,066 INFO L857 garLoopResultBuilder]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,067 INFO L857 garLoopResultBuilder]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,067 INFO L857 garLoopResultBuilder]: For program point L568(lines 568 578) no Hoare annotation was computed. [2021-11-02 23:03:05,067 INFO L857 garLoopResultBuilder]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2021-11-02 23:03:05,067 INFO L857 garLoopResultBuilder]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2021-11-02 23:03:05,067 INFO L857 garLoopResultBuilder]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2021-11-02 23:03:05,068 INFO L857 garLoopResultBuilder]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,068 INFO L857 garLoopResultBuilder]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,068 INFO L857 garLoopResultBuilder]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,068 INFO L857 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2021-11-02 23:03:05,068 INFO L857 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-11-02 23:03:05,069 INFO L857 garLoopResultBuilder]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,069 INFO L857 garLoopResultBuilder]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2021-11-02 23:03:05,069 INFO L857 garLoopResultBuilder]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,069 INFO L857 garLoopResultBuilder]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,069 INFO L857 garLoopResultBuilder]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,070 INFO L857 garLoopResultBuilder]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,070 INFO L857 garLoopResultBuilder]: For program point L704(lines 704 716) no Hoare annotation was computed. [2021-11-02 23:03:05,070 INFO L857 garLoopResultBuilder]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2021-11-02 23:03:05,070 INFO L857 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2021-11-02 23:03:05,070 INFO L857 garLoopResultBuilder]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,071 INFO L857 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2021-11-02 23:03:05,071 INFO L857 garLoopResultBuilder]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,071 INFO L857 garLoopResultBuilder]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,071 INFO L857 garLoopResultBuilder]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,071 INFO L857 garLoopResultBuilder]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,072 INFO L857 garLoopResultBuilder]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,072 INFO L857 garLoopResultBuilder]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,072 INFO L857 garLoopResultBuilder]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,072 INFO L857 garLoopResultBuilder]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,072 INFO L857 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2021-11-02 23:03:05,073 INFO L857 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2021-11-02 23:03:05,073 INFO L857 garLoopResultBuilder]: For program point L840(lines 840 849) no Hoare annotation was computed. [2021-11-02 23:03:05,073 INFO L857 garLoopResultBuilder]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2021-11-02 23:03:05,073 INFO L857 garLoopResultBuilder]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,073 INFO L857 garLoopResultBuilder]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,074 INFO L857 garLoopResultBuilder]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,074 INFO L857 garLoopResultBuilder]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,075 INFO L853 garLoopResultBuilder]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse22 (+ ~a4~0 86))) (let ((.cse15 (< 0 (+ ~a29~0 16))) (.cse2 (<= (+ ~a0~0 61) 0)) (.cse11 (< 0 .cse22)) (.cse6 (= ~a2~0 1)) (.cse21 (+ ~a0~0 147)) (.cse23 (+ ~a29~0 144))) (let ((.cse8 (<= 0 (+ 97 ~a0~0))) (.cse19 (<= 0 (+ ~a29~0 3))) (.cse20 (<= (+ ~a29~0 127) 0)) (.cse3 (= ~a2~0 4)) (.cse10 (<= 0 .cse23)) (.cse4 (<= .cse21 0)) (.cse9 (or (and .cse6 .cse2) (and .cse11 .cse6))) (.cse7 (<= ~a29~0 41)) (.cse17 (exists ((v_~a29~0_895 Int)) (and (<= (mod (div (div (* v_~a29~0_895 9) 10) 5) 29) (+ ~a29~0 13)) (< 43 v_~a29~0_895)))) (.cse0 (= 2 ~a2~0)) (.cse13 (<= (+ 98 ~a0~0) 0)) (.cse18 (<= (+ ~a0~0 99) 0)) (.cse14 (or .cse11 .cse15 (<= .cse23 0))) (.cse16 (= 3 ~a2~0)) (.cse12 (< 43 ~a29~0)) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse5 (<= 5 ~a2~0))) (or (and .cse0 .cse1 .cse2) (and .cse1 (<= ~a29~0 42) .cse3) (and .cse1 .cse4 .cse5) (and .cse1 .cse6 .cse2) (and .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 (<= 0 (+ ~a29~0 81))) (and .cse11 .cse12 .cse13 .cse3) (and .cse7 .cse9 .cse14 .cse10) (and .cse12 .cse4 .cse6) (and .cse12 .cse13 .cse5) (and .cse7 .cse1 .cse15 .cse16) (and .cse11 .cse7 .cse0 .cse17 .cse18) (and .cse8 .cse1 .cse5 .cse2) (and .cse0 .cse1 .cse14) (and .cse12 .cse1 .cse16) (and .cse11 .cse7 .cse0 .cse19 .cse13) (and .cse11 (<= (+ 42 ~a4~0) 0) .cse4 (not (= ULTIMATE.start_calculate_output_~input 4)) .cse3 .cse14 (<= (+ ~a29~0 17) 0)) (and .cse11 .cse4 .cse3 .cse20) (and .cse11 .cse0 .cse4) (and .cse19 .cse1 .cse5 .cse2) (and .cse1 .cse6 .cse20) (and .cse1 .cse3 .cse2) (and .cse1 .cse14 .cse16 .cse20) (and .cse4 .cse3 .cse14 .cse15) (and .cse11 .cse13 .cse5 .cse10) (and .cse4 .cse16) (and (< 0 .cse21) .cse13 .cse9 .cse14) (and .cse7 (or (and .cse1 (<= 0 (+ ~a0~0 60)) .cse5) (and .cse17 .cse1 .cse5)) .cse15) (and .cse12 .cse0 .cse13) (and .cse1 .cse16 .cse2) (and .cse6 (<= .cse22 0) (<= (+ ~a29~0 401505) 0) .cse2) (and .cse18 .cse14 .cse16) (and .cse12 .cse1 .cse5))))) [2021-11-02 23:03:05,075 INFO L857 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2021-11-02 23:03:05,075 INFO L857 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2021-11-02 23:03:05,075 INFO L857 garLoopResultBuilder]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,076 INFO L857 garLoopResultBuilder]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,076 INFO L857 garLoopResultBuilder]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,076 INFO L857 garLoopResultBuilder]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,076 INFO L857 garLoopResultBuilder]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,076 INFO L857 garLoopResultBuilder]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,076 INFO L857 garLoopResultBuilder]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,077 INFO L857 garLoopResultBuilder]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2021-11-02 23:03:05,077 INFO L857 garLoopResultBuilder]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,077 INFO L857 garLoopResultBuilder]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2021-11-02 23:03:05,077 INFO L860 garLoopResultBuilder]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2021-11-02 23:03:05,078 INFO L857 garLoopResultBuilder]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,078 INFO L857 garLoopResultBuilder]: For program point L317(lines 317 329) no Hoare annotation was computed. [2021-11-02 23:03:05,078 INFO L857 garLoopResultBuilder]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2021-11-02 23:03:05,078 INFO L857 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2021-11-02 23:03:05,078 INFO L857 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2021-11-02 23:03:05,079 INFO L857 garLoopResultBuilder]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,079 INFO L857 garLoopResultBuilder]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,079 INFO L857 garLoopResultBuilder]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,079 INFO L857 garLoopResultBuilder]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,079 INFO L857 garLoopResultBuilder]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,079 INFO L857 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2021-11-02 23:03:05,080 INFO L857 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2021-11-02 23:03:05,080 INFO L857 garLoopResultBuilder]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,080 INFO L857 garLoopResultBuilder]: For program point L585(lines 585 596) no Hoare annotation was computed. [2021-11-02 23:03:05,080 INFO L857 garLoopResultBuilder]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2021-11-02 23:03:05,080 INFO L857 garLoopResultBuilder]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,081 INFO L857 garLoopResultBuilder]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,081 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-02 23:03:05,081 INFO L857 garLoopResultBuilder]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,081 INFO L857 garLoopResultBuilder]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,081 INFO L857 garLoopResultBuilder]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,082 INFO L857 garLoopResultBuilder]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,082 INFO L853 garLoopResultBuilder]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse11 (+ ~a4~0 86))) (let ((.cse16 (< 0 (+ ~a29~0 16))) (.cse2 (<= (+ ~a0~0 61) 0)) (.cse12 (< 0 .cse11)) (.cse6 (= ~a2~0 1)) (.cse22 (+ ~a0~0 147)) (.cse23 (+ ~a29~0 144))) (let ((.cse8 (<= 0 (+ 97 ~a0~0))) (.cse20 (<= 0 (+ ~a29~0 3))) (.cse21 (<= (+ ~a29~0 127) 0)) (.cse3 (= ~a2~0 4)) (.cse10 (<= 0 .cse23)) (.cse4 (<= .cse22 0)) (.cse9 (or (and .cse6 .cse2) (and .cse12 .cse6))) (.cse7 (<= ~a29~0 41)) (.cse18 (exists ((v_~a29~0_895 Int)) (and (<= (mod (div (div (* v_~a29~0_895 9) 10) 5) 29) (+ ~a29~0 13)) (< 43 v_~a29~0_895)))) (.cse0 (= 2 ~a2~0)) (.cse14 (<= (+ 98 ~a0~0) 0)) (.cse19 (<= (+ ~a0~0 99) 0)) (.cse15 (or .cse12 .cse16 (<= .cse23 0))) (.cse17 (= 3 ~a2~0)) (.cse13 (< 43 ~a29~0)) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse5 (<= 5 ~a2~0))) (or (and .cse0 .cse1 .cse2) (and .cse1 (<= ~a29~0 42) .cse3) (and .cse1 .cse4 .cse5) (and .cse1 .cse6 .cse2) (and .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 (<= 0 (+ ~a29~0 81))) (and .cse6 (<= .cse11 0) (<= (+ ~a29~0 401505) 0)) (and .cse12 .cse13 .cse14 .cse3) (and .cse7 .cse9 .cse15 .cse10) (and .cse13 .cse4 .cse6) (and .cse13 .cse14 .cse5) (and .cse7 .cse1 .cse16 .cse17) (and .cse12 .cse7 .cse0 .cse18 .cse19) (and .cse8 .cse1 .cse5 .cse2) (and .cse0 .cse1 .cse15) (and .cse13 .cse1 .cse17) (and .cse12 .cse7 .cse0 .cse20 .cse14) (and .cse12 (<= (+ 42 ~a4~0) 0) .cse4 (not (= ULTIMATE.start_calculate_output_~input 4)) .cse3 .cse15 (<= (+ ~a29~0 17) 0)) (and .cse12 .cse4 .cse3 .cse21) (and .cse12 .cse0 .cse4) (and .cse20 .cse1 .cse5 .cse2) (and .cse1 .cse6 .cse21) (and .cse1 .cse3 .cse2) (and .cse1 .cse15 .cse17 .cse21) (and .cse4 .cse3 .cse15 .cse16) (and .cse12 .cse14 .cse5 .cse10) (and .cse4 .cse17) (and (< 0 .cse22) .cse14 .cse9 .cse15) (and .cse7 (or (and .cse1 (<= 0 (+ ~a0~0 60)) .cse5) (and .cse18 .cse1 .cse5)) .cse16) (and .cse13 .cse0 .cse14) (and .cse1 .cse17 .cse2) (and .cse19 .cse15 .cse17) (and .cse13 .cse1 .cse5))))) [2021-11-02 23:03:05,082 INFO L857 garLoopResultBuilder]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,083 INFO L857 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2021-11-02 23:03:05,083 INFO L857 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2021-11-02 23:03:05,083 INFO L857 garLoopResultBuilder]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,083 INFO L857 garLoopResultBuilder]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,083 INFO L857 garLoopResultBuilder]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,083 INFO L857 garLoopResultBuilder]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,084 INFO L857 garLoopResultBuilder]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,084 INFO L857 garLoopResultBuilder]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,084 INFO L857 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2021-11-02 23:03:05,084 INFO L857 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2021-11-02 23:03:05,084 INFO L857 garLoopResultBuilder]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,085 INFO L857 garLoopResultBuilder]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,085 INFO L857 garLoopResultBuilder]: For program point L1781(line 1781) no Hoare annotation was computed. [2021-11-02 23:03:05,085 INFO L857 garLoopResultBuilder]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,085 INFO L857 garLoopResultBuilder]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,085 INFO L857 garLoopResultBuilder]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,086 INFO L857 garLoopResultBuilder]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,086 INFO L857 garLoopResultBuilder]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,086 INFO L857 garLoopResultBuilder]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,086 INFO L857 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2021-11-02 23:03:05,086 INFO L857 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2021-11-02 23:03:05,087 INFO L857 garLoopResultBuilder]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,087 INFO L857 garLoopResultBuilder]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,087 INFO L857 garLoopResultBuilder]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,087 INFO L857 garLoopResultBuilder]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,087 INFO L857 garLoopResultBuilder]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,087 INFO L857 garLoopResultBuilder]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,088 INFO L857 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2021-11-02 23:03:05,088 INFO L857 garLoopResultBuilder]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,088 INFO L857 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2021-11-02 23:03:05,088 INFO L857 garLoopResultBuilder]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,088 INFO L857 garLoopResultBuilder]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,089 INFO L857 garLoopResultBuilder]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,089 INFO L857 garLoopResultBuilder]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,089 INFO L857 garLoopResultBuilder]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,089 INFO L857 garLoopResultBuilder]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,089 INFO L857 garLoopResultBuilder]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,089 INFO L857 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2021-11-02 23:03:05,090 INFO L857 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2021-11-02 23:03:05,090 INFO L857 garLoopResultBuilder]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,090 INFO L857 garLoopResultBuilder]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,090 INFO L857 garLoopResultBuilder]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,090 INFO L857 garLoopResultBuilder]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,091 INFO L857 garLoopResultBuilder]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,091 INFO L857 garLoopResultBuilder]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,091 INFO L857 garLoopResultBuilder]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,091 INFO L857 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2021-11-02 23:03:05,091 INFO L857 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2021-11-02 23:03:05,092 INFO L857 garLoopResultBuilder]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,092 INFO L857 garLoopResultBuilder]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,092 INFO L857 garLoopResultBuilder]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,092 INFO L857 garLoopResultBuilder]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,092 INFO L857 garLoopResultBuilder]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,093 INFO L857 garLoopResultBuilder]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,093 INFO L857 garLoopResultBuilder]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,093 INFO L857 garLoopResultBuilder]: For program point L605(lines 605 615) no Hoare annotation was computed. [2021-11-02 23:03:05,093 INFO L857 garLoopResultBuilder]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2021-11-02 23:03:05,093 INFO L857 garLoopResultBuilder]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,093 INFO L857 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2021-11-02 23:03:05,094 INFO L857 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2021-11-02 23:03:05,094 INFO L857 garLoopResultBuilder]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,094 INFO L857 garLoopResultBuilder]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,094 INFO L857 garLoopResultBuilder]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,094 INFO L857 garLoopResultBuilder]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,095 INFO L857 garLoopResultBuilder]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,095 INFO L857 garLoopResultBuilder]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,095 INFO L853 garLoopResultBuilder]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse11 (+ ~a4~0 86))) (let ((.cse16 (< 0 (+ ~a29~0 16))) (.cse2 (<= (+ ~a0~0 61) 0)) (.cse12 (< 0 .cse11)) (.cse6 (= ~a2~0 1)) (.cse22 (+ ~a0~0 147)) (.cse23 (+ ~a29~0 144))) (let ((.cse8 (<= 0 (+ 97 ~a0~0))) (.cse20 (<= 0 (+ ~a29~0 3))) (.cse21 (<= (+ ~a29~0 127) 0)) (.cse3 (= ~a2~0 4)) (.cse10 (<= 0 .cse23)) (.cse4 (<= .cse22 0)) (.cse9 (or (and .cse6 .cse2) (and .cse12 .cse6))) (.cse7 (<= ~a29~0 41)) (.cse18 (exists ((v_~a29~0_895 Int)) (and (<= (mod (div (div (* v_~a29~0_895 9) 10) 5) 29) (+ ~a29~0 13)) (< 43 v_~a29~0_895)))) (.cse0 (= 2 ~a2~0)) (.cse14 (<= (+ 98 ~a0~0) 0)) (.cse19 (<= (+ ~a0~0 99) 0)) (.cse15 (or .cse12 .cse16 (<= .cse23 0))) (.cse17 (= 3 ~a2~0)) (.cse13 (< 43 ~a29~0)) (.cse1 (<= (+ 89 ~a4~0) 0)) (.cse5 (<= 5 ~a2~0))) (or (and .cse0 .cse1 .cse2) (and .cse1 (<= ~a29~0 42) .cse3) (and .cse1 .cse4 .cse5) (and .cse1 .cse6 .cse2) (and .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse1 (<= 0 (+ ~a29~0 81))) (and .cse6 (<= .cse11 0) (<= (+ ~a29~0 401505) 0)) (and .cse12 .cse13 .cse14 .cse3) (and .cse7 .cse9 .cse15 .cse10) (and .cse13 .cse4 .cse6) (and .cse13 .cse14 .cse5) (and .cse7 .cse1 .cse16 .cse17) (and .cse12 .cse7 .cse0 .cse18 .cse19) (and .cse8 .cse1 .cse5 .cse2) (and .cse0 .cse1 .cse15) (and .cse13 .cse1 .cse17) (and .cse12 .cse7 .cse0 .cse20 .cse14) (and .cse12 (<= (+ 42 ~a4~0) 0) .cse4 (not (= ULTIMATE.start_calculate_output_~input 4)) .cse3 .cse15 (<= (+ ~a29~0 17) 0)) (and .cse12 .cse4 .cse3 .cse21) (and .cse12 .cse0 .cse4) (and .cse20 .cse1 .cse5 .cse2) (and .cse1 .cse6 .cse21) (and .cse1 .cse3 .cse2) (and .cse1 .cse15 .cse17 .cse21) (and .cse4 .cse3 .cse15 .cse16) (and .cse12 .cse14 .cse5 .cse10) (and .cse4 .cse17) (and (< 0 .cse22) .cse14 .cse9 .cse15) (and .cse7 (or (and .cse1 (<= 0 (+ ~a0~0 60)) .cse5) (and .cse18 .cse1 .cse5)) .cse16) (and .cse13 .cse0 .cse14) (and .cse1 .cse17 .cse2) (and .cse19 .cse15 .cse17) (and .cse13 .cse1 .cse5))))) [2021-11-02 23:03:05,096 INFO L857 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2021-11-02 23:03:05,096 INFO L857 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2021-11-02 23:03:05,096 INFO L857 garLoopResultBuilder]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,096 INFO L857 garLoopResultBuilder]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,096 INFO L857 garLoopResultBuilder]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,097 INFO L857 garLoopResultBuilder]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,097 INFO L857 garLoopResultBuilder]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,097 INFO L857 garLoopResultBuilder]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,097 INFO L857 garLoopResultBuilder]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,097 INFO L857 garLoopResultBuilder]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,098 INFO L857 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2021-11-02 23:03:05,098 INFO L857 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2021-11-02 23:03:05,098 INFO L857 garLoopResultBuilder]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,098 INFO L857 garLoopResultBuilder]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2021-11-02 23:03:05,098 INFO L857 garLoopResultBuilder]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2021-11-02 23:03:05,098 INFO L857 garLoopResultBuilder]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,099 INFO L857 garLoopResultBuilder]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,099 INFO L857 garLoopResultBuilder]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,099 INFO L857 garLoopResultBuilder]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,099 INFO L857 garLoopResultBuilder]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,099 INFO L857 garLoopResultBuilder]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2021-11-02 23:03:05,100 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-02 23:03:05,100 INFO L857 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2021-11-02 23:03:05,100 INFO L857 garLoopResultBuilder]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,100 INFO L857 garLoopResultBuilder]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,100 INFO L857 garLoopResultBuilder]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,101 INFO L857 garLoopResultBuilder]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,101 INFO L857 garLoopResultBuilder]: For program point L352(lines 352 359) no Hoare annotation was computed. [2021-11-02 23:03:05,101 INFO L857 garLoopResultBuilder]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2021-11-02 23:03:05,101 INFO L857 garLoopResultBuilder]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2021-11-02 23:03:05,101 INFO L857 garLoopResultBuilder]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,102 INFO L857 garLoopResultBuilder]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2021-11-02 23:03:05,102 INFO L857 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2021-11-02 23:03:05,102 INFO L857 garLoopResultBuilder]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,102 INFO L857 garLoopResultBuilder]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,102 INFO L857 garLoopResultBuilder]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,103 INFO L857 garLoopResultBuilder]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,103 INFO L857 garLoopResultBuilder]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,103 INFO L857 garLoopResultBuilder]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,103 INFO L857 garLoopResultBuilder]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,103 INFO L857 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2021-11-02 23:03:05,104 INFO L857 garLoopResultBuilder]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2021-11-02 23:03:05,104 INFO L857 garLoopResultBuilder]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,104 INFO L857 garLoopResultBuilder]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,104 INFO L857 garLoopResultBuilder]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,104 INFO L857 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2021-11-02 23:03:05,104 INFO L857 garLoopResultBuilder]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,105 INFO L857 garLoopResultBuilder]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,105 INFO L857 garLoopResultBuilder]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2021-11-02 23:03:05,105 INFO L857 garLoopResultBuilder]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,105 INFO L857 garLoopResultBuilder]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,105 INFO L857 garLoopResultBuilder]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,106 INFO L857 garLoopResultBuilder]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,106 INFO L857 garLoopResultBuilder]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,106 INFO L857 garLoopResultBuilder]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,106 INFO L857 garLoopResultBuilder]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,106 INFO L857 garLoopResultBuilder]: For program point L230(lines 230 238) no Hoare annotation was computed. [2021-11-02 23:03:05,107 INFO L857 garLoopResultBuilder]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2021-11-02 23:03:05,107 INFO L857 garLoopResultBuilder]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,107 INFO L857 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2021-11-02 23:03:05,107 INFO L857 garLoopResultBuilder]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,107 INFO L857 garLoopResultBuilder]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2021-11-02 23:03:05,108 INFO L857 garLoopResultBuilder]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,108 INFO L857 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2021-11-02 23:03:05,108 INFO L857 garLoopResultBuilder]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2021-11-02 23:03:05,112 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:03:05,114 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-02 23:03:05,130 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,131 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,133 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,133 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,147 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,148 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,149 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,149 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,172 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,172 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,173 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,173 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,176 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,177 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,178 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,178 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,181 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,183 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,184 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,186 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,189 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,190 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,190 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,191 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 11:03:05 BoogieIcfgContainer [2021-11-02 23:03:05,193 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-02 23:03:05,194 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-02 23:03:05,194 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-02 23:03:05,195 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-02 23:03:05,195 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:01:04" (3/4) ... [2021-11-02 23:03:05,199 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-02 23:03:05,268 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-11-02 23:03:05,272 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-02 23:03:05,277 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-02 23:03:05,280 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-02 23:03:05,307 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((((((((((2 == a2 && 89 + a4 <= 0) && a0 + 61 <= 0) || ((89 + a4 <= 0 && a29 <= 42) && a2 == 4)) || ((89 + a4 <= 0 && a0 + 147 <= 0) && 5 <= a2)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || (((a29 <= 41 && 0 <= 97 + a0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && 0 <= a29 + 144)) || ((2 == a2 && 89 + a4 <= 0) && 0 <= a29 + 81)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 401505 <= 0)) || (((0 < a4 + 86 && 43 < a29) && 98 + a0 <= 0) && a2 == 4)) || (((a29 <= 41 && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && 0 <= a29 + 144)) || ((43 < a29 && a0 + 147 <= 0) && a2 == 1)) || ((43 < a29 && 98 + a0 <= 0) && 5 <= a2)) || (((a29 <= 41 && 89 + a4 <= 0) && 0 < a29 + 16) && 3 == a2)) || ((((0 < a4 + 86 && a29 <= 41) && 2 == a2) && (\exists v_~a29~0_895 : int :: v_~a29~0_895 * 9 / 10 / 5 % 29 <= a29 + 13 && 43 < v_~a29~0_895)) && a0 + 99 <= 0)) || (((0 <= 97 + a0 && 89 + a4 <= 0) && 5 <= a2) && a0 + 61 <= 0)) || ((2 == a2 && 89 + a4 <= 0) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0))) || ((43 < a29 && 89 + a4 <= 0) && 3 == a2)) || ((((0 < a4 + 86 && a29 <= 41) && 2 == a2) && 0 <= a29 + 3) && 98 + a0 <= 0)) || ((((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && !(input == 4)) && a2 == 4) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && a29 + 17 <= 0)) || (((0 < a4 + 86 && a0 + 147 <= 0) && a2 == 4) && a29 + 127 <= 0)) || ((0 < a4 + 86 && 2 == a2) && a0 + 147 <= 0)) || (((0 <= a29 + 3 && 89 + a4 <= 0) && 5 <= a2) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && a2 == 1) && a29 + 127 <= 0)) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || (((89 + a4 <= 0 && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && 3 == a2) && a29 + 127 <= 0)) || (((a0 + 147 <= 0 && a2 == 4) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && 0 < a29 + 16)) || (((0 < a4 + 86 && 98 + a0 <= 0) && 5 <= a2) && 0 <= a29 + 144)) || (a0 + 147 <= 0 && 3 == a2)) || (((0 < a0 + 147 && 98 + a0 <= 0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0))) || ((a29 <= 41 && (((89 + a4 <= 0 && 0 <= a0 + 60) && 5 <= a2) || (((\exists v_~a29~0_895 : int :: v_~a29~0_895 * 9 / 10 / 5 % 29 <= a29 + 13 && 43 < v_~a29~0_895) && 89 + a4 <= 0) && 5 <= a2))) && 0 < a29 + 16)) || ((43 < a29 && 2 == a2) && 98 + a0 <= 0)) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || ((a0 + 99 <= 0 && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && 3 == a2)) || ((43 < a29 && 89 + a4 <= 0) && 5 <= a2) [2021-11-02 23:03:05,311 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((((((((((2 == a2 && 89 + a4 <= 0) && a0 + 61 <= 0) || ((89 + a4 <= 0 && a29 <= 42) && a2 == 4)) || ((89 + a4 <= 0 && a0 + 147 <= 0) && 5 <= a2)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || (((a29 <= 41 && 0 <= 97 + a0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && 0 <= a29 + 144)) || ((2 == a2 && 89 + a4 <= 0) && 0 <= a29 + 81)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 401505 <= 0)) || (((0 < a4 + 86 && 43 < a29) && 98 + a0 <= 0) && a2 == 4)) || (((a29 <= 41 && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && 0 <= a29 + 144)) || ((43 < a29 && a0 + 147 <= 0) && a2 == 1)) || ((43 < a29 && 98 + a0 <= 0) && 5 <= a2)) || (((a29 <= 41 && 89 + a4 <= 0) && 0 < a29 + 16) && 3 == a2)) || ((((0 < a4 + 86 && a29 <= 41) && 2 == a2) && (\exists v_~a29~0_895 : int :: v_~a29~0_895 * 9 / 10 / 5 % 29 <= a29 + 13 && 43 < v_~a29~0_895)) && a0 + 99 <= 0)) || (((0 <= 97 + a0 && 89 + a4 <= 0) && 5 <= a2) && a0 + 61 <= 0)) || ((2 == a2 && 89 + a4 <= 0) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0))) || ((43 < a29 && 89 + a4 <= 0) && 3 == a2)) || ((((0 < a4 + 86 && a29 <= 41) && 2 == a2) && 0 <= a29 + 3) && 98 + a0 <= 0)) || ((((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && !(input == 4)) && a2 == 4) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && a29 + 17 <= 0)) || (((0 < a4 + 86 && a0 + 147 <= 0) && a2 == 4) && a29 + 127 <= 0)) || ((0 < a4 + 86 && 2 == a2) && a0 + 147 <= 0)) || (((0 <= a29 + 3 && 89 + a4 <= 0) && 5 <= a2) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && a2 == 1) && a29 + 127 <= 0)) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || (((89 + a4 <= 0 && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && 3 == a2) && a29 + 127 <= 0)) || (((a0 + 147 <= 0 && a2 == 4) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && 0 < a29 + 16)) || (((0 < a4 + 86 && 98 + a0 <= 0) && 5 <= a2) && 0 <= a29 + 144)) || (a0 + 147 <= 0 && 3 == a2)) || (((0 < a0 + 147 && 98 + a0 <= 0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0))) || ((a29 <= 41 && (((89 + a4 <= 0 && 0 <= a0 + 60) && 5 <= a2) || (((\exists v_~a29~0_895 : int :: v_~a29~0_895 * 9 / 10 / 5 % 29 <= a29 + 13 && 43 < v_~a29~0_895) && 89 + a4 <= 0) && 5 <= a2))) && 0 < a29 + 16)) || ((43 < a29 && 2 == a2) && 98 + a0 <= 0)) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || ((a0 + 99 <= 0 && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && 3 == a2)) || ((43 < a29 && 89 + a4 <= 0) && 5 <= a2) [2021-11-02 23:03:05,331 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((((((((((2 == a2 && 89 + a4 <= 0) && a0 + 61 <= 0) || ((89 + a4 <= 0 && a29 <= 42) && a2 == 4)) || ((89 + a4 <= 0 && a0 + 147 <= 0) && 5 <= a2)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || (((a29 <= 41 && 0 <= 97 + a0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && 0 <= a29 + 144)) || ((2 == a2 && 89 + a4 <= 0) && 0 <= a29 + 81)) || (((0 < a4 + 86 && 43 < a29) && 98 + a0 <= 0) && a2 == 4)) || (((a29 <= 41 && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && 0 <= a29 + 144)) || ((43 < a29 && a0 + 147 <= 0) && a2 == 1)) || ((43 < a29 && 98 + a0 <= 0) && 5 <= a2)) || (((a29 <= 41 && 89 + a4 <= 0) && 0 < a29 + 16) && 3 == a2)) || ((((0 < a4 + 86 && a29 <= 41) && 2 == a2) && (\exists v_~a29~0_895 : int :: v_~a29~0_895 * 9 / 10 / 5 % 29 <= a29 + 13 && 43 < v_~a29~0_895)) && a0 + 99 <= 0)) || (((0 <= 97 + a0 && 89 + a4 <= 0) && 5 <= a2) && a0 + 61 <= 0)) || ((2 == a2 && 89 + a4 <= 0) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0))) || ((43 < a29 && 89 + a4 <= 0) && 3 == a2)) || ((((0 < a4 + 86 && a29 <= 41) && 2 == a2) && 0 <= a29 + 3) && 98 + a0 <= 0)) || ((((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && !(input == 4)) && a2 == 4) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && a29 + 17 <= 0)) || (((0 < a4 + 86 && a0 + 147 <= 0) && a2 == 4) && a29 + 127 <= 0)) || ((0 < a4 + 86 && 2 == a2) && a0 + 147 <= 0)) || (((0 <= a29 + 3 && 89 + a4 <= 0) && 5 <= a2) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && a2 == 1) && a29 + 127 <= 0)) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || (((89 + a4 <= 0 && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && 3 == a2) && a29 + 127 <= 0)) || (((a0 + 147 <= 0 && a2 == 4) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && 0 < a29 + 16)) || (((0 < a4 + 86 && 98 + a0 <= 0) && 5 <= a2) && 0 <= a29 + 144)) || (a0 + 147 <= 0 && 3 == a2)) || (((0 < a0 + 147 && 98 + a0 <= 0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0))) || ((a29 <= 41 && (((89 + a4 <= 0 && 0 <= a0 + 60) && 5 <= a2) || (((\exists v_~a29~0_895 : int :: v_~a29~0_895 * 9 / 10 / 5 % 29 <= a29 + 13 && 43 < v_~a29~0_895) && 89 + a4 <= 0) && 5 <= a2))) && 0 < a29 + 16)) || ((43 < a29 && 2 == a2) && 98 + a0 <= 0)) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || (((a2 == 1 && a4 + 86 <= 0) && a29 + 401505 <= 0) && a0 + 61 <= 0)) || ((a0 + 99 <= 0 && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && 3 == a2)) || ((43 < a29 && 89 + a4 <= 0) && 5 <= a2) [2021-11-02 23:03:05,578 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/witness.graphml [2021-11-02 23:03:05,578 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-02 23:03:05,581 INFO L168 Benchmark]: Toolchain (without parser) took 127296.38 ms. Allocated memory was 109.1 MB in the beginning and 2.0 GB in the end (delta: 1.9 GB). Free memory was 72.3 MB in the beginning and 941.5 MB in the end (delta: -869.2 MB). Peak memory consumption was 985.8 MB. Max. memory is 16.1 GB. [2021-11-02 23:03:05,581 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 77.6 MB. Free memory is still 32.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 23:03:05,582 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1488.46 ms. Allocated memory is still 109.1 MB. Free memory was 72.1 MB in the beginning and 50.8 MB in the end (delta: 21.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 16.1 GB. [2021-11-02 23:03:05,582 INFO L168 Benchmark]: Boogie Procedure Inliner took 269.55 ms. Allocated memory is still 109.1 MB. Free memory was 50.7 MB in the beginning and 41.2 MB in the end (delta: 9.4 MB). Peak memory consumption was 15.7 MB. Max. memory is 16.1 GB. [2021-11-02 23:03:05,583 INFO L168 Benchmark]: Boogie Preprocessor took 328.77 ms. Allocated memory was 109.1 MB in the beginning and 165.7 MB in the end (delta: 56.6 MB). Free memory was 41.2 MB in the beginning and 96.7 MB in the end (delta: -55.5 MB). Peak memory consumption was 18.0 MB. Max. memory is 16.1 GB. [2021-11-02 23:03:05,583 INFO L168 Benchmark]: RCFGBuilder took 4318.89 ms. Allocated memory was 165.7 MB in the beginning and 276.8 MB in the end (delta: 111.1 MB). Free memory was 96.7 MB in the beginning and 142.4 MB in the end (delta: -45.7 MB). Peak memory consumption was 67.5 MB. Max. memory is 16.1 GB. [2021-11-02 23:03:05,584 INFO L168 Benchmark]: TraceAbstraction took 120497.09 ms. Allocated memory was 276.8 MB in the beginning and 2.0 GB in the end (delta: 1.7 GB). Free memory was 142.4 MB in the beginning and 982.8 MB in the end (delta: -840.4 MB). Peak memory consumption was 1.4 GB. Max. memory is 16.1 GB. [2021-11-02 23:03:05,585 INFO L168 Benchmark]: Witness Printer took 384.38 ms. Allocated memory is still 2.0 GB. Free memory was 982.8 MB in the beginning and 941.5 MB in the end (delta: 41.3 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. [2021-11-02 23:03:05,587 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 77.6 MB. Free memory is still 32.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1488.46 ms. Allocated memory is still 109.1 MB. Free memory was 72.1 MB in the beginning and 50.8 MB in the end (delta: 21.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 269.55 ms. Allocated memory is still 109.1 MB. Free memory was 50.7 MB in the beginning and 41.2 MB in the end (delta: 9.4 MB). Peak memory consumption was 15.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 328.77 ms. Allocated memory was 109.1 MB in the beginning and 165.7 MB in the end (delta: 56.6 MB). Free memory was 41.2 MB in the beginning and 96.7 MB in the end (delta: -55.5 MB). Peak memory consumption was 18.0 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4318.89 ms. Allocated memory was 165.7 MB in the beginning and 276.8 MB in the end (delta: 111.1 MB). Free memory was 96.7 MB in the beginning and 142.4 MB in the end (delta: -45.7 MB). Peak memory consumption was 67.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 120497.09 ms. Allocated memory was 276.8 MB in the beginning and 2.0 GB in the end (delta: 1.7 GB). Free memory was 142.4 MB in the beginning and 982.8 MB in the end (delta: -840.4 MB). Peak memory consumption was 1.4 GB. Max. memory is 16.1 GB. * Witness Printer took 384.38 ms. Allocated memory is still 2.0 GB. Free memory was 982.8 MB in the beginning and 941.5 MB in the end (delta: 41.3 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 200]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 424 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 120.2s, OverallIterations: 25, TraceHistogramMax: 7, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.5s, AutomataDifference: 65.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 9220 SDtfs, 10058 SDslu, 1020 SDs, 0 SdLazy, 34510 SolverSat, 4267 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 51.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4689 GetRequests, 4625 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21917occurred in iteration=18, InterpolantAutomatonStates: 98, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.9s AutomataMinimizationTime, 25 MinimizatonAttempts, 34607 StatesRemovedByMinimization, 22 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 196 NumberOfFragments, 2115 HoareAnnotationTreeSize, 4 FomulaSimplifications, 176369 FormulaSimplificationTreeSizeReduction, 2.4s HoareSimplificationTime, 4 FomulaSimplificationsInter, 113822 FormulaSimplificationTreeSizeReductionInter, 9.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.2s SsaConstructionTime, 3.4s SatisfiabilityAnalysisTime, 26.0s InterpolantComputationTime, 20516 NumberOfCodeBlocks, 20516 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 20485 ConstructedInterpolants, 59 QuantifiedInterpolants, 64438 SizeOfPredicates, 4 NumberOfNonLiveVariables, 5572 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 31 InterpolantComputations, 23 PerfectInterpolantSequences, 27950/29437 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1668]: Loop Invariant [2021-11-02 23:03:05,601 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,601 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,602 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,602 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,606 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,606 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,607 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,607 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((((((((((((((2 == a2 && 89 + a4 <= 0) && a0 + 61 <= 0) || ((89 + a4 <= 0 && a29 <= 42) && a2 == 4)) || ((89 + a4 <= 0 && a0 + 147 <= 0) && 5 <= a2)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || (((a29 <= 41 && 0 <= 97 + a0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && 0 <= a29 + 144)) || ((2 == a2 && 89 + a4 <= 0) && 0 <= a29 + 81)) || (((0 < a4 + 86 && 43 < a29) && 98 + a0 <= 0) && a2 == 4)) || (((a29 <= 41 && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && 0 <= a29 + 144)) || ((43 < a29 && a0 + 147 <= 0) && a2 == 1)) || ((43 < a29 && 98 + a0 <= 0) && 5 <= a2)) || (((a29 <= 41 && 89 + a4 <= 0) && 0 < a29 + 16) && 3 == a2)) || ((((0 < a4 + 86 && a29 <= 41) && 2 == a2) && (\exists v_~a29~0_895 : int :: v_~a29~0_895 * 9 / 10 / 5 % 29 <= a29 + 13 && 43 < v_~a29~0_895)) && a0 + 99 <= 0)) || (((0 <= 97 + a0 && 89 + a4 <= 0) && 5 <= a2) && a0 + 61 <= 0)) || ((2 == a2 && 89 + a4 <= 0) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0))) || ((43 < a29 && 89 + a4 <= 0) && 3 == a2)) || ((((0 < a4 + 86 && a29 <= 41) && 2 == a2) && 0 <= a29 + 3) && 98 + a0 <= 0)) || ((((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && !(input == 4)) && a2 == 4) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && a29 + 17 <= 0)) || (((0 < a4 + 86 && a0 + 147 <= 0) && a2 == 4) && a29 + 127 <= 0)) || ((0 < a4 + 86 && 2 == a2) && a0 + 147 <= 0)) || (((0 <= a29 + 3 && 89 + a4 <= 0) && 5 <= a2) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && a2 == 1) && a29 + 127 <= 0)) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || (((89 + a4 <= 0 && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && 3 == a2) && a29 + 127 <= 0)) || (((a0 + 147 <= 0 && a2 == 4) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && 0 < a29 + 16)) || (((0 < a4 + 86 && 98 + a0 <= 0) && 5 <= a2) && 0 <= a29 + 144)) || (a0 + 147 <= 0 && 3 == a2)) || (((0 < a0 + 147 && 98 + a0 <= 0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0))) || ((a29 <= 41 && (((89 + a4 <= 0 && 0 <= a0 + 60) && 5 <= a2) || (((\exists v_~a29~0_895 : int :: v_~a29~0_895 * 9 / 10 / 5 % 29 <= a29 + 13 && 43 < v_~a29~0_895) && 89 + a4 <= 0) && 5 <= a2))) && 0 < a29 + 16)) || ((43 < a29 && 2 == a2) && 98 + a0 <= 0)) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || (((a2 == 1 && a4 + 86 <= 0) && a29 + 401505 <= 0) && a0 + 61 <= 0)) || ((a0 + 99 <= 0 && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && 3 == a2)) || ((43 < a29 && 89 + a4 <= 0) && 5 <= a2) - InvariantResult [Line: 1776]: Loop Invariant [2021-11-02 23:03:05,610 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,610 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,611 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,611 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,614 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,614 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,615 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,615 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((((((((((((((2 == a2 && 89 + a4 <= 0) && a0 + 61 <= 0) || ((89 + a4 <= 0 && a29 <= 42) && a2 == 4)) || ((89 + a4 <= 0 && a0 + 147 <= 0) && 5 <= a2)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || (((a29 <= 41 && 0 <= 97 + a0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && 0 <= a29 + 144)) || ((2 == a2 && 89 + a4 <= 0) && 0 <= a29 + 81)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 401505 <= 0)) || (((0 < a4 + 86 && 43 < a29) && 98 + a0 <= 0) && a2 == 4)) || (((a29 <= 41 && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && 0 <= a29 + 144)) || ((43 < a29 && a0 + 147 <= 0) && a2 == 1)) || ((43 < a29 && 98 + a0 <= 0) && 5 <= a2)) || (((a29 <= 41 && 89 + a4 <= 0) && 0 < a29 + 16) && 3 == a2)) || ((((0 < a4 + 86 && a29 <= 41) && 2 == a2) && (\exists v_~a29~0_895 : int :: v_~a29~0_895 * 9 / 10 / 5 % 29 <= a29 + 13 && 43 < v_~a29~0_895)) && a0 + 99 <= 0)) || (((0 <= 97 + a0 && 89 + a4 <= 0) && 5 <= a2) && a0 + 61 <= 0)) || ((2 == a2 && 89 + a4 <= 0) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0))) || ((43 < a29 && 89 + a4 <= 0) && 3 == a2)) || ((((0 < a4 + 86 && a29 <= 41) && 2 == a2) && 0 <= a29 + 3) && 98 + a0 <= 0)) || ((((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && !(input == 4)) && a2 == 4) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && a29 + 17 <= 0)) || (((0 < a4 + 86 && a0 + 147 <= 0) && a2 == 4) && a29 + 127 <= 0)) || ((0 < a4 + 86 && 2 == a2) && a0 + 147 <= 0)) || (((0 <= a29 + 3 && 89 + a4 <= 0) && 5 <= a2) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && a2 == 1) && a29 + 127 <= 0)) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || (((89 + a4 <= 0 && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && 3 == a2) && a29 + 127 <= 0)) || (((a0 + 147 <= 0 && a2 == 4) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && 0 < a29 + 16)) || (((0 < a4 + 86 && 98 + a0 <= 0) && 5 <= a2) && 0 <= a29 + 144)) || (a0 + 147 <= 0 && 3 == a2)) || (((0 < a0 + 147 && 98 + a0 <= 0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0))) || ((a29 <= 41 && (((89 + a4 <= 0 && 0 <= a0 + 60) && 5 <= a2) || (((\exists v_~a29~0_895 : int :: v_~a29~0_895 * 9 / 10 / 5 % 29 <= a29 + 13 && 43 < v_~a29~0_895) && 89 + a4 <= 0) && 5 <= a2))) && 0 < a29 + 16)) || ((43 < a29 && 2 == a2) && 98 + a0 <= 0)) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || ((a0 + 99 <= 0 && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && 3 == a2)) || ((43 < a29 && 89 + a4 <= 0) && 5 <= a2) - InvariantResult [Line: 33]: Loop Invariant [2021-11-02 23:03:05,618 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,619 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,619 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,619 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,622 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,622 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,623 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] [2021-11-02 23:03:05,623 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a29~0_895,QUANTIFIED] Derived loop invariant: (((((((((((((((((((((((((((((((((2 == a2 && 89 + a4 <= 0) && a0 + 61 <= 0) || ((89 + a4 <= 0 && a29 <= 42) && a2 == 4)) || ((89 + a4 <= 0 && a0 + 147 <= 0) && 5 <= a2)) || ((89 + a4 <= 0 && a2 == 1) && a0 + 61 <= 0)) || (((a29 <= 41 && 0 <= 97 + a0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && 0 <= a29 + 144)) || ((2 == a2 && 89 + a4 <= 0) && 0 <= a29 + 81)) || ((a2 == 1 && a4 + 86 <= 0) && a29 + 401505 <= 0)) || (((0 < a4 + 86 && 43 < a29) && 98 + a0 <= 0) && a2 == 4)) || (((a29 <= 41 && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && 0 <= a29 + 144)) || ((43 < a29 && a0 + 147 <= 0) && a2 == 1)) || ((43 < a29 && 98 + a0 <= 0) && 5 <= a2)) || (((a29 <= 41 && 89 + a4 <= 0) && 0 < a29 + 16) && 3 == a2)) || ((((0 < a4 + 86 && a29 <= 41) && 2 == a2) && (\exists v_~a29~0_895 : int :: v_~a29~0_895 * 9 / 10 / 5 % 29 <= a29 + 13 && 43 < v_~a29~0_895)) && a0 + 99 <= 0)) || (((0 <= 97 + a0 && 89 + a4 <= 0) && 5 <= a2) && a0 + 61 <= 0)) || ((2 == a2 && 89 + a4 <= 0) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0))) || ((43 < a29 && 89 + a4 <= 0) && 3 == a2)) || ((((0 < a4 + 86 && a29 <= 41) && 2 == a2) && 0 <= a29 + 3) && 98 + a0 <= 0)) || ((((((0 < a4 + 86 && 42 + a4 <= 0) && a0 + 147 <= 0) && !(input == 4)) && a2 == 4) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && a29 + 17 <= 0)) || (((0 < a4 + 86 && a0 + 147 <= 0) && a2 == 4) && a29 + 127 <= 0)) || ((0 < a4 + 86 && 2 == a2) && a0 + 147 <= 0)) || (((0 <= a29 + 3 && 89 + a4 <= 0) && 5 <= a2) && a0 + 61 <= 0)) || ((89 + a4 <= 0 && a2 == 1) && a29 + 127 <= 0)) || ((89 + a4 <= 0 && a2 == 4) && a0 + 61 <= 0)) || (((89 + a4 <= 0 && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && 3 == a2) && a29 + 127 <= 0)) || (((a0 + 147 <= 0 && a2 == 4) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && 0 < a29 + 16)) || (((0 < a4 + 86 && 98 + a0 <= 0) && 5 <= a2) && 0 <= a29 + 144)) || (a0 + 147 <= 0 && 3 == a2)) || (((0 < a0 + 147 && 98 + a0 <= 0) && ((a2 == 1 && a0 + 61 <= 0) || (0 < a4 + 86 && a2 == 1))) && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0))) || ((a29 <= 41 && (((89 + a4 <= 0 && 0 <= a0 + 60) && 5 <= a2) || (((\exists v_~a29~0_895 : int :: v_~a29~0_895 * 9 / 10 / 5 % 29 <= a29 + 13 && 43 < v_~a29~0_895) && 89 + a4 <= 0) && 5 <= a2))) && 0 < a29 + 16)) || ((43 < a29 && 2 == a2) && 98 + a0 <= 0)) || ((89 + a4 <= 0 && 3 == a2) && a0 + 61 <= 0)) || ((a0 + 99 <= 0 && ((0 < a4 + 86 || 0 < a29 + 16) || a29 + 144 <= 0)) && 3 == a2)) || ((43 < a29 && 89 + a4 <= 0) && 5 <= a2) RESULT: Ultimate proved your program to be correct! [2021-11-02 23:03:05,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523f6c4-6bae-4d6e-af1a-16c17d43aa54/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE