./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label03.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_4acb1d4b-83e9-4fe0-9a8b-b9c77ff37b6e/bin/uautomizer-tBqnrhUYjU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acb1d4b-83e9-4fe0-9a8b-b9c77ff37b6e/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_4acb1d4b-83e9-4fe0-9a8b-b9c77ff37b6e/bin/uautomizer-tBqnrhUYjU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acb1d4b-83e9-4fe0-9a8b-b9c77ff37b6e/bin/uautomizer-tBqnrhUYjU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label03.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acb1d4b-83e9-4fe0-9a8b-b9c77ff37b6e/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_4acb1d4b-83e9-4fe0-9a8b-b9c77ff37b6e/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 1418b02b8b2f5990b796a4d39288b2acbdc5bc3cef26e1456ee8caff9c24da11 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 23:10:57,666 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 23:10:57,668 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 23:10:57,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 23:10:57,722 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 23:10:57,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 23:10:57,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 23:10:57,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 23:10:57,734 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 23:10:57,741 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 23:10:57,742 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 23:10:57,743 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 23:10:57,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 23:10:57,745 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 23:10:57,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 23:10:57,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 23:10:57,749 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 23:10:57,750 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 23:10:57,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 23:10:57,754 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 23:10:57,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 23:10:57,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 23:10:57,759 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 23:10:57,759 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 23:10:57,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 23:10:57,763 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 23:10:57,764 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 23:10:57,764 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 23:10:57,765 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 23:10:57,766 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 23:10:57,766 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 23:10:57,767 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 23:10:57,768 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 23:10:57,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 23:10:57,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 23:10:57,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 23:10:57,771 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 23:10:57,771 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 23:10:57,772 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 23:10:57,773 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 23:10:57,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 23:10:57,774 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acb1d4b-83e9-4fe0-9a8b-b9c77ff37b6e/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-02 23:10:57,799 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 23:10:57,800 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 23:10:57,800 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 23:10:57,800 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 23:10:57,801 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 23:10:57,802 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 23:10:57,802 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 23:10:57,802 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 23:10:57,802 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-02 23:10:57,803 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 23:10:57,803 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-02 23:10:57,803 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 23:10:57,803 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 23:10:57,804 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 23:10:57,804 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 23:10:57,804 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-02 23:10:57,804 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 23:10:57,804 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 23:10:57,805 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 23:10:57,805 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 23:10:57,805 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 23:10:57,805 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 23:10:57,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 23:10:57,806 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 23:10:57,806 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 23:10:57,806 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 23:10:57,807 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 23:10:57,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-02 23:10:57,807 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-02 23:10:57,807 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-02 23:10:57,808 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 23:10:57,808 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 23:10:57,808 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_4acb1d4b-83e9-4fe0-9a8b-b9c77ff37b6e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acb1d4b-83e9-4fe0-9a8b-b9c77ff37b6e/bin/uautomizer-tBqnrhUYjU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1418b02b8b2f5990b796a4d39288b2acbdc5bc3cef26e1456ee8caff9c24da11 [2021-11-02 23:10:58,027 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 23:10:58,047 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 23:10:58,050 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 23:10:58,051 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 23:10:58,052 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 23:10:58,053 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acb1d4b-83e9-4fe0-9a8b-b9c77ff37b6e/bin/uautomizer-tBqnrhUYjU/../../sv-benchmarks/c/eca-rers2012/Problem02_label03.c [2021-11-02 23:10:58,113 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acb1d4b-83e9-4fe0-9a8b-b9c77ff37b6e/bin/uautomizer-tBqnrhUYjU/data/6b285ac5a/9d996250ac6e49f0ba43d8e7ebc3fe58/FLAGb00903120 [2021-11-02 23:10:58,594 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 23:10:58,594 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acb1d4b-83e9-4fe0-9a8b-b9c77ff37b6e/sv-benchmarks/c/eca-rers2012/Problem02_label03.c [2021-11-02 23:10:58,607 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acb1d4b-83e9-4fe0-9a8b-b9c77ff37b6e/bin/uautomizer-tBqnrhUYjU/data/6b285ac5a/9d996250ac6e49f0ba43d8e7ebc3fe58/FLAGb00903120 [2021-11-02 23:10:58,937 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acb1d4b-83e9-4fe0-9a8b-b9c77ff37b6e/bin/uautomizer-tBqnrhUYjU/data/6b285ac5a/9d996250ac6e49f0ba43d8e7ebc3fe58 [2021-11-02 23:10:58,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 23:10:58,943 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 23:10:58,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 23:10:58,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 23:10:58,949 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 23:10:58,950 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:10:58" (1/1) ... [2021-11-02 23:10:58,951 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@343369e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:10:58, skipping insertion in model container [2021-11-02 23:10:58,952 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:10:58" (1/1) ... [2021-11-02 23:10:58,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 23:10:59,011 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 23:10:59,424 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_4acb1d4b-83e9-4fe0-9a8b-b9c77ff37b6e/sv-benchmarks/c/eca-rers2012/Problem02_label03.c[20079,20092] [2021-11-02 23:10:59,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 23:10:59,456 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 23:10:59,578 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_4acb1d4b-83e9-4fe0-9a8b-b9c77ff37b6e/sv-benchmarks/c/eca-rers2012/Problem02_label03.c[20079,20092] [2021-11-02 23:10:59,589 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 23:10:59,604 INFO L208 MainTranslator]: Completed translation [2021-11-02 23:10:59,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:10:59 WrapperNode [2021-11-02 23:10:59,605 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 23:10:59,606 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 23:10:59,607 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 23:10:59,607 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 23:10:59,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:10:59" (1/1) ... [2021-11-02 23:10:59,638 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:10:59" (1/1) ... [2021-11-02 23:10:59,694 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 23:10:59,695 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 23:10:59,695 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 23:10:59,695 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 23:10:59,703 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:10:59" (1/1) ... [2021-11-02 23:10:59,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:10:59" (1/1) ... [2021-11-02 23:10:59,708 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:10:59" (1/1) ... [2021-11-02 23:10:59,708 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:10:59" (1/1) ... [2021-11-02 23:10:59,759 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:10:59" (1/1) ... [2021-11-02 23:10:59,769 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:10:59" (1/1) ... [2021-11-02 23:10:59,773 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:10:59" (1/1) ... [2021-11-02 23:10:59,780 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 23:10:59,781 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 23:10:59,781 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 23:10:59,781 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 23:10:59,784 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:10:59" (1/1) ... [2021-11-02 23:10:59,793 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 23:10:59,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acb1d4b-83e9-4fe0-9a8b-b9c77ff37b6e/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:10:59,818 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acb1d4b-83e9-4fe0-9a8b-b9c77ff37b6e/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-02 23:10:59,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acb1d4b-83e9-4fe0-9a8b-b9c77ff37b6e/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-02 23:10:59,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-02 23:10:59,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-02 23:10:59,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 23:10:59,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 23:11:01,005 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 23:11:01,005 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-11-02 23:11:01,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:11:01 BoogieIcfgContainer [2021-11-02 23:11:01,009 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-02 23:11:01,012 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-02 23:11:01,012 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-02 23:11:01,016 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-02 23:11:01,016 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 11:10:58" (1/3) ... [2021-11-02 23:11:01,017 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28bfd51b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:11:01, skipping insertion in model container [2021-11-02 23:11:01,017 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:10:59" (2/3) ... [2021-11-02 23:11:01,018 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28bfd51b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 11:11:01, skipping insertion in model container [2021-11-02 23:11:01,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:11:01" (3/3) ... [2021-11-02 23:11:01,020 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem02_label03.c [2021-11-02 23:11:01,029 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-02 23:11:01,030 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-02 23:11:01,089 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-02 23:11:01,095 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 23:11:01,096 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-02 23:11:01,120 INFO L276 IsEmpty]: Start isEmpty. Operand has 227 states, 225 states have (on average 1.6666666666666667) internal successors, (375), 226 states have internal predecessors, (375), 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 23:11:01,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-02 23:11:01,133 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:11:01,134 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:11:01,134 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:11:01,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:11:01,140 INFO L85 PathProgramCache]: Analyzing trace with hash -2099114005, now seen corresponding path program 1 times [2021-11-02 23:11:01,148 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:11:01,149 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76041674] [2021-11-02 23:11:01,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:11:01,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:11:01,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:11:01,616 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 23:11:01,617 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:11:01,624 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76041674] [2021-11-02 23:11:01,625 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [76041674] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:11:01,625 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:11:01,625 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 23:11:01,630 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705552350] [2021-11-02 23:11:01,637 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:11:01,637 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:11:01,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:11:01,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:11:01,651 INFO L87 Difference]: Start difference. First operand has 227 states, 225 states have (on average 1.6666666666666667) internal successors, (375), 226 states have internal predecessors, (375), 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 43.0) internal successors, (129), 2 states have internal predecessors, (129), 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 23:11:02,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:11:02,335 INFO L93 Difference]: Finished difference Result 600 states and 1037 transitions. [2021-11-02 23:11:02,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:11:02,337 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 2 states have internal predecessors, (129), 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 129 [2021-11-02 23:11:02,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:11:02,358 INFO L225 Difference]: With dead ends: 600 [2021-11-02 23:11:02,359 INFO L226 Difference]: Without dead ends: 309 [2021-11-02 23:11:02,367 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 23:11:02,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2021-11-02 23:11:02,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 307. [2021-11-02 23:11:02,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 307 states, 306 states have (on average 1.3300653594771241) internal successors, (407), 306 states have internal predecessors, (407), 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 23:11:02,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 407 transitions. [2021-11-02 23:11:02,443 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 407 transitions. Word has length 129 [2021-11-02 23:11:02,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:11:02,447 INFO L470 AbstractCegarLoop]: Abstraction has 307 states and 407 transitions. [2021-11-02 23:11:02,447 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.0) internal successors, (129), 2 states have internal predecessors, (129), 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 23:11:02,447 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 407 transitions. [2021-11-02 23:11:02,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-02 23:11:02,459 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:11:02,460 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-11-02 23:11:02,460 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-02 23:11:02,460 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:11:02,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:11:02,464 INFO L85 PathProgramCache]: Analyzing trace with hash -875261376, now seen corresponding path program 1 times [2021-11-02 23:11:02,464 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:11:02,465 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733743667] [2021-11-02 23:11:02,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:11:02,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:11:02,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:11:02,668 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:11:02,671 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:11:02,672 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733743667] [2021-11-02 23:11:02,672 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733743667] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:11:02,672 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:11:02,673 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 23:11:02,673 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301665525] [2021-11-02 23:11:02,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:11:02,675 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:11:02,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:11:02,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:11:02,677 INFO L87 Difference]: Start difference. First operand 307 states and 407 transitions. Second operand has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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 23:11:03,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:11:03,122 INFO L93 Difference]: Finished difference Result 758 states and 1034 transitions. [2021-11-02 23:11:03,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:11:03,123 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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 134 [2021-11-02 23:11:03,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:11:03,129 INFO L225 Difference]: With dead ends: 758 [2021-11-02 23:11:03,130 INFO L226 Difference]: Without dead ends: 453 [2021-11-02 23:11:03,132 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 23:11:03,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2021-11-02 23:11:03,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 453. [2021-11-02 23:11:03,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 453 states, 452 states have (on average 1.2787610619469028) internal successors, (578), 452 states have internal predecessors, (578), 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 23:11:03,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 453 states and 578 transitions. [2021-11-02 23:11:03,168 INFO L78 Accepts]: Start accepts. Automaton has 453 states and 578 transitions. Word has length 134 [2021-11-02 23:11:03,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:11:03,169 INFO L470 AbstractCegarLoop]: Abstraction has 453 states and 578 transitions. [2021-11-02 23:11:03,169 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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 23:11:03,170 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 578 transitions. [2021-11-02 23:11:03,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-02 23:11:03,172 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:11:03,173 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-11-02 23:11:03,174 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-02 23:11:03,174 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:11:03,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:11:03,175 INFO L85 PathProgramCache]: Analyzing trace with hash 1717580827, now seen corresponding path program 1 times [2021-11-02 23:11:03,175 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:11:03,175 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780641932] [2021-11-02 23:11:03,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:11:03,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:11:03,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:11:03,287 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:11:03,288 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:11:03,288 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780641932] [2021-11-02 23:11:03,289 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [780641932] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:11:03,290 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:11:03,290 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-02 23:11:03,290 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765706262] [2021-11-02 23:11:03,291 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:11:03,292 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:11:03,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:11:03,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:11:03,295 INFO L87 Difference]: Start difference. First operand 453 states and 578 transitions. Second operand has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 2 states have internal predecessors, (146), 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 23:11:03,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:11:03,785 INFO L93 Difference]: Finished difference Result 1325 states and 1691 transitions. [2021-11-02 23:11:03,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:11:03,789 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 2 states have internal predecessors, (146), 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 146 [2021-11-02 23:11:03,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:11:03,794 INFO L225 Difference]: With dead ends: 1325 [2021-11-02 23:11:03,794 INFO L226 Difference]: Without dead ends: 874 [2021-11-02 23:11:03,795 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 23:11:03,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 874 states. [2021-11-02 23:11:03,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 874 to 874. [2021-11-02 23:11:03,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 874 states, 873 states have (on average 1.2302405498281788) internal successors, (1074), 873 states have internal predecessors, (1074), 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 23:11:03,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 874 states and 1074 transitions. [2021-11-02 23:11:03,822 INFO L78 Accepts]: Start accepts. Automaton has 874 states and 1074 transitions. Word has length 146 [2021-11-02 23:11:03,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:11:03,823 INFO L470 AbstractCegarLoop]: Abstraction has 874 states and 1074 transitions. [2021-11-02 23:11:03,823 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 2 states have internal predecessors, (146), 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 23:11:03,823 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1074 transitions. [2021-11-02 23:11:03,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-02 23:11:03,826 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:11:03,827 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:11:03,827 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-02 23:11:03,827 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:11:03,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:11:03,828 INFO L85 PathProgramCache]: Analyzing trace with hash 1257335336, now seen corresponding path program 1 times [2021-11-02 23:11:03,828 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:11:03,829 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135036670] [2021-11-02 23:11:03,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:11:03,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:11:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:11:03,944 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:11:03,944 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:11:03,945 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135036670] [2021-11-02 23:11:03,945 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135036670] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:11:03,945 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:11:03,946 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 23:11:03,946 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669221450] [2021-11-02 23:11:03,946 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:11:03,947 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:11:03,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:11:03,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:11:03,948 INFO L87 Difference]: Start difference. First operand 874 states and 1074 transitions. Second operand has 3 states, 3 states have (on average 53.0) internal successors, (159), 3 states have internal predecessors, (159), 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 23:11:04,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:11:04,441 INFO L93 Difference]: Finished difference Result 2584 states and 3176 transitions. [2021-11-02 23:11:04,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:11:04,442 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.0) internal successors, (159), 3 states have internal predecessors, (159), 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 159 [2021-11-02 23:11:04,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:11:04,453 INFO L225 Difference]: With dead ends: 2584 [2021-11-02 23:11:04,453 INFO L226 Difference]: Without dead ends: 1712 [2021-11-02 23:11:04,454 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 23:11:04,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1712 states. [2021-11-02 23:11:04,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1712 to 1432. [2021-11-02 23:11:04,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1432 states, 1431 states have (on average 1.2159329140461217) internal successors, (1740), 1431 states have internal predecessors, (1740), 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 23:11:04,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1432 states and 1740 transitions. [2021-11-02 23:11:04,496 INFO L78 Accepts]: Start accepts. Automaton has 1432 states and 1740 transitions. Word has length 159 [2021-11-02 23:11:04,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:11:04,496 INFO L470 AbstractCegarLoop]: Abstraction has 1432 states and 1740 transitions. [2021-11-02 23:11:04,497 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.0) internal successors, (159), 3 states have internal predecessors, (159), 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 23:11:04,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 1740 transitions. [2021-11-02 23:11:04,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-02 23:11:04,501 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:11:04,501 INFO L513 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:11:04,501 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-02 23:11:04,502 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:11:04,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:11:04,502 INFO L85 PathProgramCache]: Analyzing trace with hash 685164957, now seen corresponding path program 1 times [2021-11-02 23:11:04,502 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:11:04,503 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110981153] [2021-11-02 23:11:04,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:11:04,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:11:04,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:11:04,658 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-02 23:11:04,658 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:11:04,659 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110981153] [2021-11-02 23:11:04,659 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110981153] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:11:04,659 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:11:04,659 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 23:11:04,660 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125905128] [2021-11-02 23:11:04,660 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-02 23:11:04,660 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:11:04,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-02 23:11:04,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-02 23:11:04,662 INFO L87 Difference]: Start difference. First operand 1432 states and 1740 transitions. Second operand has 4 states, 4 states have (on average 40.25) internal successors, (161), 3 states have internal predecessors, (161), 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 23:11:05,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:11:05,340 INFO L93 Difference]: Finished difference Result 3365 states and 4132 transitions. [2021-11-02 23:11:05,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-02 23:11:05,340 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.25) internal successors, (161), 3 states have internal predecessors, (161), 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 163 [2021-11-02 23:11:05,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:11:05,350 INFO L225 Difference]: With dead ends: 3365 [2021-11-02 23:11:05,350 INFO L226 Difference]: Without dead ends: 1852 [2021-11-02 23:11:05,352 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 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 23:11:05,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1852 states. [2021-11-02 23:11:05,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1852 to 1432. [2021-11-02 23:11:05,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1432 states, 1431 states have (on average 1.2117400419287212) internal successors, (1734), 1431 states have internal predecessors, (1734), 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 23:11:05,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1432 states and 1734 transitions. [2021-11-02 23:11:05,389 INFO L78 Accepts]: Start accepts. Automaton has 1432 states and 1734 transitions. Word has length 163 [2021-11-02 23:11:05,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:11:05,389 INFO L470 AbstractCegarLoop]: Abstraction has 1432 states and 1734 transitions. [2021-11-02 23:11:05,389 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.25) internal successors, (161), 3 states have internal predecessors, (161), 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 23:11:05,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 1734 transitions. [2021-11-02 23:11:05,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2021-11-02 23:11:05,394 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:11:05,394 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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, 1, 1, 1, 1, 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 23:11:05,395 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-02 23:11:05,395 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:11:05,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:11:05,395 INFO L85 PathProgramCache]: Analyzing trace with hash -1702186773, now seen corresponding path program 1 times [2021-11-02 23:11:05,396 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:11:05,396 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861365547] [2021-11-02 23:11:05,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:11:05,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:11:05,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:11:05,452 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-02 23:11:05,452 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:11:05,452 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861365547] [2021-11-02 23:11:05,452 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1861365547] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:11:05,453 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:11:05,453 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 23:11:05,453 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691972402] [2021-11-02 23:11:05,454 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:11:05,454 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:11:05,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:11:05,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:11:05,455 INFO L87 Difference]: Start difference. First operand 1432 states and 1734 transitions. Second operand has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 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 23:11:05,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:11:05,906 INFO L93 Difference]: Finished difference Result 3144 states and 3790 transitions. [2021-11-02 23:11:05,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:11:05,906 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 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 201 [2021-11-02 23:11:05,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:11:05,914 INFO L225 Difference]: With dead ends: 3144 [2021-11-02 23:11:05,914 INFO L226 Difference]: Without dead ends: 1572 [2021-11-02 23:11:05,916 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 23:11:05,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1572 states. [2021-11-02 23:11:05,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1572 to 1570. [2021-11-02 23:11:05,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1570 states, 1569 states have (on average 1.1281070745697896) internal successors, (1770), 1569 states have internal predecessors, (1770), 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 23:11:05,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1570 states and 1770 transitions. [2021-11-02 23:11:05,952 INFO L78 Accepts]: Start accepts. Automaton has 1570 states and 1770 transitions. Word has length 201 [2021-11-02 23:11:05,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:11:05,952 INFO L470 AbstractCegarLoop]: Abstraction has 1570 states and 1770 transitions. [2021-11-02 23:11:05,952 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.0) internal successors, (162), 3 states have internal predecessors, (162), 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 23:11:05,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 1770 transitions. [2021-11-02 23:11:05,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-11-02 23:11:05,957 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:11:05,957 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 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, 1, 1, 1, 1, 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 23:11:05,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-02 23:11:05,958 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:11:05,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:11:05,958 INFO L85 PathProgramCache]: Analyzing trace with hash -270872735, now seen corresponding path program 1 times [2021-11-02 23:11:05,959 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:11:05,959 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923158202] [2021-11-02 23:11:05,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:11:05,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:11:05,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:11:06,014 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-02 23:11:06,015 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:11:06,015 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923158202] [2021-11-02 23:11:06,015 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [923158202] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:11:06,015 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-02 23:11:06,015 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-02 23:11:06,016 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539256022] [2021-11-02 23:11:06,016 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:11:06,016 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:11:06,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:11:06,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-02 23:11:06,017 INFO L87 Difference]: Start difference. First operand 1570 states and 1770 transitions. Second operand has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 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 23:11:06,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:11:06,429 INFO L93 Difference]: Finished difference Result 3846 states and 4293 transitions. [2021-11-02 23:11:06,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:11:06,430 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 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 205 [2021-11-02 23:11:06,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:11:06,440 INFO L225 Difference]: With dead ends: 3846 [2021-11-02 23:11:06,440 INFO L226 Difference]: Without dead ends: 2138 [2021-11-02 23:11:06,442 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 23:11:06,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2138 states. [2021-11-02 23:11:06,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2138 to 2132. [2021-11-02 23:11:06,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2132 states, 2131 states have (on average 1.0910370717972784) internal successors, (2325), 2131 states have internal predecessors, (2325), 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 23:11:06,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 2132 states and 2325 transitions. [2021-11-02 23:11:06,490 INFO L78 Accepts]: Start accepts. Automaton has 2132 states and 2325 transitions. Word has length 205 [2021-11-02 23:11:06,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:11:06,491 INFO L470 AbstractCegarLoop]: Abstraction has 2132 states and 2325 transitions. [2021-11-02 23:11:06,491 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 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 23:11:06,491 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 2325 transitions. [2021-11-02 23:11:06,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-11-02 23:11:06,497 INFO L505 BasicCegarLoop]: Found error trace [2021-11-02 23:11:06,497 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-11-02 23:11:06,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-02 23:11:06,498 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-02 23:11:06,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 23:11:06,498 INFO L85 PathProgramCache]: Analyzing trace with hash -960693472, now seen corresponding path program 1 times [2021-11-02 23:11:06,499 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 23:11:06,499 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191534910] [2021-11-02 23:11:06,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:11:06,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 23:11:06,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:11:06,677 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 68 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 23:11:06,677 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-02 23:11:06,677 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191534910] [2021-11-02 23:11:06,678 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191534910] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-02 23:11:06,678 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [571637524] [2021-11-02 23:11:06,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 23:11:06,678 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:11:06,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acb1d4b-83e9-4fe0-9a8b-b9c77ff37b6e/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 23:11:06,685 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acb1d4b-83e9-4fe0-9a8b-b9c77ff37b6e/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-02 23:11:06,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acb1d4b-83e9-4fe0-9a8b-b9c77ff37b6e/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-02 23:11:06,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 23:11:06,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-02 23:11:06,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 23:11:07,476 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-02 23:11:07,477 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [571637524] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-02 23:11:07,477 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-11-02 23:11:07,477 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-11-02 23:11:07,478 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231238098] [2021-11-02 23:11:07,478 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-02 23:11:07,478 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-02 23:11:07,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-02 23:11:07,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-02 23:11:07,479 INFO L87 Difference]: Start difference. First operand 2132 states and 2325 transitions. Second operand has 3 states, 3 states have (on average 66.33333333333333) internal successors, (199), 3 states have internal predecessors, (199), 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 23:11:07,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-02 23:11:07,880 INFO L93 Difference]: Finished difference Result 3970 states and 4317 transitions. [2021-11-02 23:11:07,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-02 23:11:07,881 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 66.33333333333333) internal successors, (199), 3 states have internal predecessors, (199), 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 227 [2021-11-02 23:11:07,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-02 23:11:07,882 INFO L225 Difference]: With dead ends: 3970 [2021-11-02 23:11:07,882 INFO L226 Difference]: Without dead ends: 0 [2021-11-02 23:11:07,885 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-02 23:11:07,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-02 23:11:07,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-02 23:11:07,886 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 23:11:07,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-02 23:11:07,886 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 227 [2021-11-02 23:11:07,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-02 23:11:07,887 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-02 23:11:07,887 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.33333333333333) internal successors, (199), 3 states have internal predecessors, (199), 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 23:11:07,887 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-02 23:11:07,887 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-02 23:11:07,889 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-02 23:11:07,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acb1d4b-83e9-4fe0-9a8b-b9c77ff37b6e/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-02 23:11:08,109 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acb1d4b-83e9-4fe0-9a8b-b9c77ff37b6e/bin/uautomizer-tBqnrhUYjU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-02 23:11:08,115 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-02 23:11:08,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:11:08,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:11:08,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-02 23:11:08,389 INFO L857 garLoopResultBuilder]: For program point L565-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,389 INFO L857 garLoopResultBuilder]: For program point L499-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,389 INFO L857 garLoopResultBuilder]: For program point L433-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,389 INFO L857 garLoopResultBuilder]: For program point L301(lines 301 423) no Hoare annotation was computed. [2021-11-02 23:11:08,389 INFO L857 garLoopResultBuilder]: For program point L235(lines 235 423) no Hoare annotation was computed. [2021-11-02 23:11:08,389 INFO L857 garLoopResultBuilder]: For program point L169(lines 169 423) no Hoare annotation was computed. [2021-11-02 23:11:08,389 INFO L857 garLoopResultBuilder]: For program point L566(line 566) no Hoare annotation was computed. [2021-11-02 23:11:08,389 INFO L857 garLoopResultBuilder]: For program point L500(line 500) no Hoare annotation was computed. [2021-11-02 23:11:08,390 INFO L857 garLoopResultBuilder]: For program point L434(line 434) no Hoare annotation was computed. [2021-11-02 23:11:08,390 INFO L857 garLoopResultBuilder]: For program point L303(lines 303 423) no Hoare annotation was computed. [2021-11-02 23:11:08,390 INFO L857 garLoopResultBuilder]: For program point L105(lines 105 423) no Hoare annotation was computed. [2021-11-02 23:11:08,390 INFO L857 garLoopResultBuilder]: For program point L568-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,390 INFO L857 garLoopResultBuilder]: For program point L502-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,390 INFO L857 garLoopResultBuilder]: For program point L436-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,390 INFO L857 garLoopResultBuilder]: For program point L40(lines 40 423) no Hoare annotation was computed. [2021-11-02 23:11:08,391 INFO L857 garLoopResultBuilder]: For program point L569(line 569) no Hoare annotation was computed. [2021-11-02 23:11:08,391 INFO L857 garLoopResultBuilder]: For program point L503(line 503) no Hoare annotation was computed. [2021-11-02 23:11:08,391 INFO L857 garLoopResultBuilder]: For program point L437(line 437) no Hoare annotation was computed. [2021-11-02 23:11:08,391 INFO L857 garLoopResultBuilder]: For program point L371(lines 371 423) no Hoare annotation was computed. [2021-11-02 23:11:08,391 INFO L857 garLoopResultBuilder]: For program point L571-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,391 INFO L857 garLoopResultBuilder]: For program point L505-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,391 INFO L857 garLoopResultBuilder]: For program point L439-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,391 INFO L857 garLoopResultBuilder]: For program point L307(lines 307 423) no Hoare annotation was computed. [2021-11-02 23:11:08,391 INFO L857 garLoopResultBuilder]: For program point L175(lines 175 423) no Hoare annotation was computed. [2021-11-02 23:11:08,392 INFO L857 garLoopResultBuilder]: For program point L109(lines 109 423) no Hoare annotation was computed. [2021-11-02 23:11:08,392 INFO L857 garLoopResultBuilder]: For program point L572(line 572) no Hoare annotation was computed. [2021-11-02 23:11:08,392 INFO L857 garLoopResultBuilder]: For program point L506(line 506) no Hoare annotation was computed. [2021-11-02 23:11:08,392 INFO L857 garLoopResultBuilder]: For program point L440(line 440) no Hoare annotation was computed. [2021-11-02 23:11:08,392 INFO L857 garLoopResultBuilder]: For program point L308(lines 308 317) no Hoare annotation was computed. [2021-11-02 23:11:08,392 INFO L857 garLoopResultBuilder]: For program point L242(lines 242 423) no Hoare annotation was computed. [2021-11-02 23:11:08,392 INFO L857 garLoopResultBuilder]: For program point L308-2(lines 308 317) no Hoare annotation was computed. [2021-11-02 23:11:08,392 INFO L857 garLoopResultBuilder]: For program point L45(lines 45 423) no Hoare annotation was computed. [2021-11-02 23:11:08,392 INFO L857 garLoopResultBuilder]: For program point L574-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,393 INFO L857 garLoopResultBuilder]: For program point L508-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,393 INFO L857 garLoopResultBuilder]: For program point L442-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,393 INFO L857 garLoopResultBuilder]: For program point L244(lines 244 423) no Hoare annotation was computed. [2021-11-02 23:11:08,393 INFO L857 garLoopResultBuilder]: For program point L575(line 575) no Hoare annotation was computed. [2021-11-02 23:11:08,393 INFO L857 garLoopResultBuilder]: For program point L509(line 509) no Hoare annotation was computed. [2021-11-02 23:11:08,393 INFO L857 garLoopResultBuilder]: For program point L443(line 443) no Hoare annotation was computed. [2021-11-02 23:11:08,393 INFO L857 garLoopResultBuilder]: For program point L179(lines 179 423) no Hoare annotation was computed. [2021-11-02 23:11:08,393 INFO L857 garLoopResultBuilder]: For program point L378(lines 378 423) no Hoare annotation was computed. [2021-11-02 23:11:08,394 INFO L857 garLoopResultBuilder]: For program point L48(lines 48 423) no Hoare annotation was computed. [2021-11-02 23:11:08,394 INFO L857 garLoopResultBuilder]: For program point L577-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,394 INFO L857 garLoopResultBuilder]: For program point L511-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,394 INFO L857 garLoopResultBuilder]: For program point L445-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,394 INFO L857 garLoopResultBuilder]: For program point L247(lines 247 423) no Hoare annotation was computed. [2021-11-02 23:11:08,394 INFO L857 garLoopResultBuilder]: For program point L578(line 578) no Hoare annotation was computed. [2021-11-02 23:11:08,394 INFO L857 garLoopResultBuilder]: For program point L512(line 512) no Hoare annotation was computed. [2021-11-02 23:11:08,394 INFO L857 garLoopResultBuilder]: For program point L446(line 446) no Hoare annotation was computed. [2021-11-02 23:11:08,394 INFO L857 garLoopResultBuilder]: For program point L248(lines 248 256) no Hoare annotation was computed. [2021-11-02 23:11:08,395 INFO L857 garLoopResultBuilder]: For program point L248-2(lines 248 256) no Hoare annotation was computed. [2021-11-02 23:11:08,395 INFO L857 garLoopResultBuilder]: For program point L116(lines 116 423) no Hoare annotation was computed. [2021-11-02 23:11:08,395 INFO L857 garLoopResultBuilder]: For program point L580-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,395 INFO L857 garLoopResultBuilder]: For program point L514-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,395 INFO L857 garLoopResultBuilder]: For program point L448-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,395 INFO L857 garLoopResultBuilder]: For program point L52(lines 52 423) no Hoare annotation was computed. [2021-11-02 23:11:08,395 INFO L857 garLoopResultBuilder]: For program point L581(line 581) no Hoare annotation was computed. [2021-11-02 23:11:08,395 INFO L857 garLoopResultBuilder]: For program point L515(line 515) no Hoare annotation was computed. [2021-11-02 23:11:08,395 INFO L857 garLoopResultBuilder]: For program point L449(line 449) no Hoare annotation was computed. [2021-11-02 23:11:08,396 INFO L857 garLoopResultBuilder]: For program point L185(lines 185 423) no Hoare annotation was computed. [2021-11-02 23:11:08,396 INFO L857 garLoopResultBuilder]: For program point L583-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,396 INFO L857 garLoopResultBuilder]: For program point L517-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,396 INFO L857 garLoopResultBuilder]: For program point L451-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,396 INFO L857 garLoopResultBuilder]: For program point L385(lines 385 423) no Hoare annotation was computed. [2021-11-02 23:11:08,396 INFO L857 garLoopResultBuilder]: For program point L319(lines 319 423) no Hoare annotation was computed. [2021-11-02 23:11:08,396 INFO L857 garLoopResultBuilder]: For program point L584(line 584) no Hoare annotation was computed. [2021-11-02 23:11:08,396 INFO L857 garLoopResultBuilder]: For program point L518(line 518) no Hoare annotation was computed. [2021-11-02 23:11:08,397 INFO L857 garLoopResultBuilder]: For program point L452(line 452) no Hoare annotation was computed. [2021-11-02 23:11:08,397 INFO L857 garLoopResultBuilder]: For program point L189(lines 189 423) no Hoare annotation was computed. [2021-11-02 23:11:08,397 INFO L857 garLoopResultBuilder]: For program point L123(lines 123 423) no Hoare annotation was computed. [2021-11-02 23:11:08,397 INFO L857 garLoopResultBuilder]: For program point L57(lines 57 423) no Hoare annotation was computed. [2021-11-02 23:11:08,397 INFO L857 garLoopResultBuilder]: For program point L586-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,397 INFO L857 garLoopResultBuilder]: For program point L520-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,397 INFO L857 garLoopResultBuilder]: For program point L454-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,397 INFO L857 garLoopResultBuilder]: For program point L388(lines 388 423) no Hoare annotation was computed. [2021-11-02 23:11:08,397 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-02 23:11:08,398 INFO L857 garLoopResultBuilder]: For program point L587(line 587) no Hoare annotation was computed. [2021-11-02 23:11:08,398 INFO L857 garLoopResultBuilder]: For program point L521(line 521) no Hoare annotation was computed. [2021-11-02 23:11:08,398 INFO L857 garLoopResultBuilder]: For program point L455(line 455) no Hoare annotation was computed. [2021-11-02 23:11:08,398 INFO L857 garLoopResultBuilder]: For program point L390(lines 390 423) no Hoare annotation was computed. [2021-11-02 23:11:08,398 INFO L857 garLoopResultBuilder]: For program point L324(lines 324 423) no Hoare annotation was computed. [2021-11-02 23:11:08,398 INFO L857 garLoopResultBuilder]: For program point L258(lines 258 423) no Hoare annotation was computed. [2021-11-02 23:11:08,398 INFO L857 garLoopResultBuilder]: For program point L60(lines 60 423) no Hoare annotation was computed. [2021-11-02 23:11:08,398 INFO L857 garLoopResultBuilder]: For program point L589-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,398 INFO L857 garLoopResultBuilder]: For program point L523-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,399 INFO L857 garLoopResultBuilder]: For program point L457-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,399 INFO L857 garLoopResultBuilder]: For program point L391(lines 391 397) no Hoare annotation was computed. [2021-11-02 23:11:08,399 INFO L857 garLoopResultBuilder]: For program point L325(lines 325 336) no Hoare annotation was computed. [2021-11-02 23:11:08,399 INFO L857 garLoopResultBuilder]: For program point L391-2(lines 391 397) no Hoare annotation was computed. [2021-11-02 23:11:08,399 INFO L857 garLoopResultBuilder]: For program point L325-2(lines 325 336) no Hoare annotation was computed. [2021-11-02 23:11:08,399 INFO L857 garLoopResultBuilder]: For program point L590(line 590) no Hoare annotation was computed. [2021-11-02 23:11:08,399 INFO L857 garLoopResultBuilder]: For program point L524(line 524) no Hoare annotation was computed. [2021-11-02 23:11:08,399 INFO L857 garLoopResultBuilder]: For program point L458(line 458) no Hoare annotation was computed. [2021-11-02 23:11:08,399 INFO L857 garLoopResultBuilder]: For program point L195(lines 195 423) no Hoare annotation was computed. [2021-11-02 23:11:08,400 INFO L857 garLoopResultBuilder]: For program point L129(lines 129 423) no Hoare annotation was computed. [2021-11-02 23:11:08,400 INFO L857 garLoopResultBuilder]: For program point L592-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,400 INFO L857 garLoopResultBuilder]: For program point L526-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,400 INFO L857 garLoopResultBuilder]: For program point L460-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,400 INFO L857 garLoopResultBuilder]: For program point L64(lines 64 423) no Hoare annotation was computed. [2021-11-02 23:11:08,400 INFO L857 garLoopResultBuilder]: For program point L593(line 593) no Hoare annotation was computed. [2021-11-02 23:11:08,400 INFO L857 garLoopResultBuilder]: For program point L527(line 527) no Hoare annotation was computed. [2021-11-02 23:11:08,400 INFO L857 garLoopResultBuilder]: For program point L461(line 461) no Hoare annotation was computed. [2021-11-02 23:11:08,401 INFO L857 garLoopResultBuilder]: For program point L263(lines 263 423) no Hoare annotation was computed. [2021-11-02 23:11:08,401 INFO L857 garLoopResultBuilder]: For program point L197(lines 197 423) no Hoare annotation was computed. [2021-11-02 23:11:08,401 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-02 23:11:08,401 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 569) no Hoare annotation was computed. [2021-11-02 23:11:08,401 INFO L857 garLoopResultBuilder]: For program point L595-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,401 INFO L857 garLoopResultBuilder]: For program point L529-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,401 INFO L857 garLoopResultBuilder]: For program point L463-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,402 INFO L857 garLoopResultBuilder]: For program point L199(lines 199 423) no Hoare annotation was computed. [2021-11-02 23:11:08,402 INFO L857 garLoopResultBuilder]: For program point L133(lines 133 423) no Hoare annotation was computed. [2021-11-02 23:11:08,402 INFO L857 garLoopResultBuilder]: For program point L596(line 596) no Hoare annotation was computed. [2021-11-02 23:11:08,402 INFO L857 garLoopResultBuilder]: For program point L530(line 530) no Hoare annotation was computed. [2021-11-02 23:11:08,402 INFO L857 garLoopResultBuilder]: For program point L464(line 464) no Hoare annotation was computed. [2021-11-02 23:11:08,402 INFO L857 garLoopResultBuilder]: For program point L399(lines 399 423) no Hoare annotation was computed. [2021-11-02 23:11:08,402 INFO L857 garLoopResultBuilder]: For program point L201(lines 201 423) no Hoare annotation was computed. [2021-11-02 23:11:08,402 INFO L857 garLoopResultBuilder]: For program point L69(lines 69 423) no Hoare annotation was computed. [2021-11-02 23:11:08,403 INFO L857 garLoopResultBuilder]: For program point L598-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,403 INFO L857 garLoopResultBuilder]: For program point L532-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,403 INFO L857 garLoopResultBuilder]: For program point L466-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,403 INFO L857 garLoopResultBuilder]: For program point L599(line 599) no Hoare annotation was computed. [2021-11-02 23:11:08,403 INFO L857 garLoopResultBuilder]: For program point L533(line 533) no Hoare annotation was computed. [2021-11-02 23:11:08,403 INFO L857 garLoopResultBuilder]: For program point L467(line 467) no Hoare annotation was computed. [2021-11-02 23:11:08,403 INFO L857 garLoopResultBuilder]: For program point L269(lines 269 423) no Hoare annotation was computed. [2021-11-02 23:11:08,403 INFO L857 garLoopResultBuilder]: For program point L204(lines 204 423) no Hoare annotation was computed. [2021-11-02 23:11:08,404 INFO L857 garLoopResultBuilder]: For program point L601-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,404 INFO L857 garLoopResultBuilder]: For program point L535-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,404 INFO L857 garLoopResultBuilder]: For program point L469-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,404 INFO L857 garLoopResultBuilder]: For program point L271(lines 271 423) no Hoare annotation was computed. [2021-11-02 23:11:08,404 INFO L857 garLoopResultBuilder]: For program point L602(line 602) no Hoare annotation was computed. [2021-11-02 23:11:08,404 INFO L857 garLoopResultBuilder]: For program point L536(line 536) no Hoare annotation was computed. [2021-11-02 23:11:08,404 INFO L857 garLoopResultBuilder]: For program point L470(line 470) no Hoare annotation was computed. [2021-11-02 23:11:08,405 INFO L857 garLoopResultBuilder]: For program point L404(lines 404 423) no Hoare annotation was computed. [2021-11-02 23:11:08,405 INFO L857 garLoopResultBuilder]: For program point L338(lines 338 423) no Hoare annotation was computed. [2021-11-02 23:11:08,405 INFO L857 garLoopResultBuilder]: For program point L272(lines 272 284) no Hoare annotation was computed. [2021-11-02 23:11:08,405 INFO L857 garLoopResultBuilder]: For program point L272-2(lines 272 284) no Hoare annotation was computed. [2021-11-02 23:11:08,405 INFO L857 garLoopResultBuilder]: For program point L140(lines 140 423) no Hoare annotation was computed. [2021-11-02 23:11:08,405 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 423) no Hoare annotation was computed. [2021-11-02 23:11:08,405 INFO L857 garLoopResultBuilder]: For program point L604-1(lines 604 606) no Hoare annotation was computed. [2021-11-02 23:11:08,405 INFO L857 garLoopResultBuilder]: For program point L538-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,406 INFO L857 garLoopResultBuilder]: For program point L472-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,406 INFO L857 garLoopResultBuilder]: For program point L208(lines 208 423) no Hoare annotation was computed. [2021-11-02 23:11:08,406 INFO L857 garLoopResultBuilder]: For program point L605(line 605) no Hoare annotation was computed. [2021-11-02 23:11:08,406 INFO L857 garLoopResultBuilder]: For program point L539(line 539) no Hoare annotation was computed. [2021-11-02 23:11:08,406 INFO L857 garLoopResultBuilder]: For program point L473(line 473) no Hoare annotation was computed. [2021-11-02 23:11:08,406 INFO L857 garLoopResultBuilder]: For program point L341(lines 341 423) no Hoare annotation was computed. [2021-11-02 23:11:08,406 INFO L857 garLoopResultBuilder]: For program point L408(lines 408 423) no Hoare annotation was computed. [2021-11-02 23:11:08,406 INFO L857 garLoopResultBuilder]: For program point L342(lines 342 345) no Hoare annotation was computed. [2021-11-02 23:11:08,407 INFO L857 garLoopResultBuilder]: For program point L342-2(lines 342 345) no Hoare annotation was computed. [2021-11-02 23:11:08,407 INFO L857 garLoopResultBuilder]: For program point L144(lines 144 423) no Hoare annotation was computed. [2021-11-02 23:11:08,407 INFO L853 garLoopResultBuilder]: At program point L607(lines 39 608) the Hoare annotation is: (let ((.cse3 (<= 10 ~a28~0)) (.cse1 (<= ~a19~0 0)) (.cse6 (<= ~a28~0 10)) (.cse5 (not (= ~a11~0 1))) (.cse2 (= ~a25~0 1)) (.cse4 (= ~a19~0 1)) (.cse0 (<= ~a28~0 7))) (or (and .cse0 .cse1) (and .cse2 .cse1) (and .cse3 .cse2 .cse4) (and .cse5 .cse1) (and .cse3 .cse6 .cse4) (and .cse3 .cse1) (and .cse6 (or (and .cse4 .cse5) (and (= ~a17~0 8) (= ~a21~0 1) .cse4))) (and .cse2 .cse4 .cse0))) [2021-11-02 23:11:08,407 INFO L857 garLoopResultBuilder]: For program point L541-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,407 INFO L857 garLoopResultBuilder]: For program point L475-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,407 INFO L857 garLoopResultBuilder]: For program point L79(lines 79 423) no Hoare annotation was computed. [2021-11-02 23:11:08,408 INFO L857 garLoopResultBuilder]: For program point L542(line 542) no Hoare annotation was computed. [2021-11-02 23:11:08,408 INFO L857 garLoopResultBuilder]: For program point L476(line 476) no Hoare annotation was computed. [2021-11-02 23:11:08,408 INFO L857 garLoopResultBuilder]: For program point L212(lines 212 423) no Hoare annotation was computed. [2021-11-02 23:11:08,408 INFO L857 garLoopResultBuilder]: For program point L213(lines 213 220) no Hoare annotation was computed. [2021-11-02 23:11:08,408 INFO L857 garLoopResultBuilder]: For program point L213-2(lines 213 220) no Hoare annotation was computed. [2021-11-02 23:11:08,408 INFO L860 garLoopResultBuilder]: At program point L610(lines 610 627) the Hoare annotation is: true [2021-11-02 23:11:08,408 INFO L857 garLoopResultBuilder]: For program point L544-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,409 INFO L857 garLoopResultBuilder]: For program point L478-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,409 INFO L857 garLoopResultBuilder]: For program point L412(lines 412 423) no Hoare annotation was computed. [2021-11-02 23:11:08,409 INFO L857 garLoopResultBuilder]: For program point L545(line 545) no Hoare annotation was computed. [2021-11-02 23:11:08,409 INFO L857 garLoopResultBuilder]: For program point L479(line 479) no Hoare annotation was computed. [2021-11-02 23:11:08,409 INFO L857 garLoopResultBuilder]: For program point L347(lines 347 423) no Hoare annotation was computed. [2021-11-02 23:11:08,409 INFO L857 garLoopResultBuilder]: For program point L149(lines 149 423) no Hoare annotation was computed. [2021-11-02 23:11:08,409 INFO L857 garLoopResultBuilder]: For program point L414(lines 414 423) no Hoare annotation was computed. [2021-11-02 23:11:08,409 INFO L857 garLoopResultBuilder]: For program point L348(lines 348 357) no Hoare annotation was computed. [2021-11-02 23:11:08,410 INFO L857 garLoopResultBuilder]: For program point L348-2(lines 348 357) no Hoare annotation was computed. [2021-11-02 23:11:08,410 INFO L857 garLoopResultBuilder]: For program point L84(lines 84 423) no Hoare annotation was computed. [2021-11-02 23:11:08,410 INFO L857 garLoopResultBuilder]: For program point L547-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,410 INFO L857 garLoopResultBuilder]: For program point L481-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,410 INFO L857 garLoopResultBuilder]: For program point L85(lines 85 90) no Hoare annotation was computed. [2021-11-02 23:11:08,410 INFO L857 garLoopResultBuilder]: For program point L85-2(lines 85 90) no Hoare annotation was computed. [2021-11-02 23:11:08,410 INFO L857 garLoopResultBuilder]: For program point L548(line 548) no Hoare annotation was computed. [2021-11-02 23:11:08,410 INFO L857 garLoopResultBuilder]: For program point L482(line 482) no Hoare annotation was computed. [2021-11-02 23:11:08,411 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-02 23:11:08,411 INFO L857 garLoopResultBuilder]: For program point L417(lines 417 423) no Hoare annotation was computed. [2021-11-02 23:11:08,411 INFO L857 garLoopResultBuilder]: For program point L153(lines 153 423) no Hoare annotation was computed. [2021-11-02 23:11:08,411 INFO L853 garLoopResultBuilder]: At program point L616-2(lines 616 626) the Hoare annotation is: (let ((.cse3 (<= 10 ~a28~0)) (.cse1 (<= ~a19~0 0)) (.cse6 (<= ~a28~0 10)) (.cse5 (not (= ~a11~0 1))) (.cse2 (= ~a25~0 1)) (.cse4 (= ~a19~0 1)) (.cse0 (<= ~a28~0 7))) (or (and .cse0 .cse1) (and .cse2 .cse1) (and .cse3 .cse2 .cse4) (and .cse5 .cse1) (and .cse3 .cse6 .cse4) (and .cse3 .cse1) (and .cse6 (or (and .cse4 .cse5) (and (= ~a17~0 8) (= ~a21~0 1) .cse4))) (and .cse2 .cse4 .cse0))) [2021-11-02 23:11:08,411 INFO L857 garLoopResultBuilder]: For program point L550-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,411 INFO L857 garLoopResultBuilder]: For program point L484-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,411 INFO L857 garLoopResultBuilder]: For program point L286(lines 286 423) no Hoare annotation was computed. [2021-11-02 23:11:08,412 INFO L857 garLoopResultBuilder]: For program point L551(line 551) no Hoare annotation was computed. [2021-11-02 23:11:08,412 INFO L857 garLoopResultBuilder]: For program point L485(line 485) no Hoare annotation was computed. [2021-11-02 23:11:08,412 INFO L857 garLoopResultBuilder]: For program point L419(lines 419 423) no Hoare annotation was computed. [2021-11-02 23:11:08,412 INFO L857 garLoopResultBuilder]: For program point L222(lines 222 423) no Hoare annotation was computed. [2021-11-02 23:11:08,412 INFO L857 garLoopResultBuilder]: For program point L553-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,412 INFO L857 garLoopResultBuilder]: For program point L487-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,412 INFO L857 garLoopResultBuilder]: For program point L554(line 554) no Hoare annotation was computed. [2021-11-02 23:11:08,412 INFO L857 garLoopResultBuilder]: For program point L488(line 488) no Hoare annotation was computed. [2021-11-02 23:11:08,413 INFO L857 garLoopResultBuilder]: For program point L290(lines 290 423) no Hoare annotation was computed. [2021-11-02 23:11:08,413 INFO L857 garLoopResultBuilder]: For program point L158(lines 158 423) no Hoare annotation was computed. [2021-11-02 23:11:08,413 INFO L857 garLoopResultBuilder]: For program point L92(lines 92 423) no Hoare annotation was computed. [2021-11-02 23:11:08,413 INFO L857 garLoopResultBuilder]: For program point L621(line 621) no Hoare annotation was computed. [2021-11-02 23:11:08,413 INFO L857 garLoopResultBuilder]: For program point L225(lines 225 423) no Hoare annotation was computed. [2021-11-02 23:11:08,413 INFO L857 garLoopResultBuilder]: For program point L93(lines 93 99) no Hoare annotation was computed. [2021-11-02 23:11:08,413 INFO L857 garLoopResultBuilder]: For program point L93-2(lines 93 99) no Hoare annotation was computed. [2021-11-02 23:11:08,413 INFO L857 garLoopResultBuilder]: For program point L556-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,414 INFO L857 garLoopResultBuilder]: For program point L490-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,414 INFO L857 garLoopResultBuilder]: For program point L424(lines 424 426) no Hoare annotation was computed. [2021-11-02 23:11:08,414 INFO L857 garLoopResultBuilder]: For program point L424-2(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,414 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-02 23:11:08,414 INFO L857 garLoopResultBuilder]: For program point L557(line 557) no Hoare annotation was computed. [2021-11-02 23:11:08,414 INFO L857 garLoopResultBuilder]: For program point L491(line 491) no Hoare annotation was computed. [2021-11-02 23:11:08,414 INFO L857 garLoopResultBuilder]: For program point L425(line 425) no Hoare annotation was computed. [2021-11-02 23:11:08,414 INFO L857 garLoopResultBuilder]: For program point L359(lines 359 423) no Hoare annotation was computed. [2021-11-02 23:11:08,415 INFO L857 garLoopResultBuilder]: For program point L293(lines 293 423) no Hoare annotation was computed. [2021-11-02 23:11:08,415 INFO L857 garLoopResultBuilder]: For program point L228(lines 228 423) no Hoare annotation was computed. [2021-11-02 23:11:08,415 INFO L857 garLoopResultBuilder]: For program point L559-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,415 INFO L857 garLoopResultBuilder]: For program point L493-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,415 INFO L857 garLoopResultBuilder]: For program point L427-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,415 INFO L857 garLoopResultBuilder]: For program point L560(line 560) no Hoare annotation was computed. [2021-11-02 23:11:08,415 INFO L857 garLoopResultBuilder]: For program point L494(line 494) no Hoare annotation was computed. [2021-11-02 23:11:08,415 INFO L857 garLoopResultBuilder]: For program point L428(line 428) no Hoare annotation was computed. [2021-11-02 23:11:08,416 INFO L857 garLoopResultBuilder]: For program point L296(lines 296 423) no Hoare annotation was computed. [2021-11-02 23:11:08,416 INFO L857 garLoopResultBuilder]: For program point L164(lines 164 423) no Hoare annotation was computed. [2021-11-02 23:11:08,416 INFO L857 garLoopResultBuilder]: For program point L562-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,416 INFO L857 garLoopResultBuilder]: For program point L496-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,416 INFO L857 garLoopResultBuilder]: For program point L430-1(lines 39 608) no Hoare annotation was computed. [2021-11-02 23:11:08,416 INFO L857 garLoopResultBuilder]: For program point L364(lines 364 423) no Hoare annotation was computed. [2021-11-02 23:11:08,416 INFO L857 garLoopResultBuilder]: For program point L563(line 563) no Hoare annotation was computed. [2021-11-02 23:11:08,416 INFO L857 garLoopResultBuilder]: For program point L497(line 497) no Hoare annotation was computed. [2021-11-02 23:11:08,417 INFO L857 garLoopResultBuilder]: For program point L431(line 431) no Hoare annotation was computed. [2021-11-02 23:11:08,417 INFO L857 garLoopResultBuilder]: For program point L233(lines 233 423) no Hoare annotation was computed. [2021-11-02 23:11:08,417 INFO L857 garLoopResultBuilder]: For program point L101(lines 101 423) no Hoare annotation was computed. [2021-11-02 23:11:08,420 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-02 23:11:08,421 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-02 23:11:08,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 11:11:08 BoogieIcfgContainer [2021-11-02 23:11:08,437 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-02 23:11:08,438 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-02 23:11:08,438 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-02 23:11:08,438 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-02 23:11:08,438 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 11:11:01" (3/4) ... [2021-11-02 23:11:08,441 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-02 23:11:08,459 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-11-02 23:11:08,461 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-02 23:11:08,462 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-02 23:11:08,463 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-02 23:11:08,572 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acb1d4b-83e9-4fe0-9a8b-b9c77ff37b6e/bin/uautomizer-tBqnrhUYjU/witness.graphml [2021-11-02 23:11:08,573 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-02 23:11:08,574 INFO L168 Benchmark]: Toolchain (without parser) took 9630.42 ms. Allocated memory was 102.8 MB in the beginning and 165.7 MB in the end (delta: 62.9 MB). Free memory was 70.2 MB in the beginning and 75.0 MB in the end (delta: -4.7 MB). Peak memory consumption was 58.6 MB. Max. memory is 16.1 GB. [2021-11-02 23:11:08,574 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 102.8 MB. Free memory is still 59.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 23:11:08,575 INFO L168 Benchmark]: CACSL2BoogieTranslator took 660.57 ms. Allocated memory is still 102.8 MB. Free memory was 70.0 MB in the beginning and 64.4 MB in the end (delta: 5.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-02 23:11:08,575 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.58 ms. Allocated memory is still 102.8 MB. Free memory was 64.4 MB in the beginning and 59.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-02 23:11:08,575 INFO L168 Benchmark]: Boogie Preprocessor took 85.23 ms. Allocated memory is still 102.8 MB. Free memory was 59.0 MB in the beginning and 54.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-02 23:11:08,576 INFO L168 Benchmark]: RCFGBuilder took 1228.27 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 54.7 MB in the beginning and 58.5 MB in the end (delta: -3.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 16.1 GB. [2021-11-02 23:11:08,576 INFO L168 Benchmark]: TraceAbstraction took 7425.40 ms. Allocated memory was 123.7 MB in the beginning and 165.7 MB in the end (delta: 41.9 MB). Free memory was 58.2 MB in the beginning and 89.0 MB in the end (delta: -30.8 MB). Peak memory consumption was 11.1 MB. Max. memory is 16.1 GB. [2021-11-02 23:11:08,577 INFO L168 Benchmark]: Witness Printer took 135.13 ms. Allocated memory is still 165.7 MB. Free memory was 89.0 MB in the beginning and 75.0 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-11-02 23:11:08,579 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 102.8 MB. Free memory is still 59.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 660.57 ms. Allocated memory is still 102.8 MB. Free memory was 70.0 MB in the beginning and 64.4 MB in the end (delta: 5.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 87.58 ms. Allocated memory is still 102.8 MB. Free memory was 64.4 MB in the beginning and 59.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 85.23 ms. Allocated memory is still 102.8 MB. Free memory was 59.0 MB in the beginning and 54.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1228.27 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 54.7 MB in the beginning and 58.5 MB in the end (delta: -3.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7425.40 ms. Allocated memory was 123.7 MB in the beginning and 165.7 MB in the end (delta: 41.9 MB). Free memory was 58.2 MB in the beginning and 89.0 MB in the end (delta: -30.8 MB). Peak memory consumption was 11.1 MB. Max. memory is 16.1 GB. * Witness Printer took 135.13 ms. Allocated memory is still 165.7 MB. Free memory was 89.0 MB in the beginning and 75.0 MB in the end (delta: 14.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * 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: 569]: 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, 227 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.3s, OverallIterations: 8, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1034 SDtfs, 797 SDslu, 127 SDs, 0 SdLazy, 3092 SolverSat, 678 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 249 GetRequests, 237 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2132occurred in iteration=7, InterpolantAutomatonStates: 25, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 710 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 37 NumberOfFragments, 167 HoareAnnotationTreeSize, 3 FomulaSimplifications, 472 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 114 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 1591 NumberOfCodeBlocks, 1591 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1582 ConstructedInterpolants, 0 QuantifiedInterpolants, 6563 SizeOfPredicates, 0 NumberOfNonLiveVariables, 368 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 9 InterpolantComputations, 8 PerfectInterpolantSequences, 563/621 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: 616]: Loop Invariant Derived loop invariant: (((((((a28 <= 7 && a19 <= 0) || (a25 == 1 && a19 <= 0)) || ((10 <= a28 && a25 == 1) && a19 == 1)) || (!(a11 == 1) && a19 <= 0)) || ((10 <= a28 && a28 <= 10) && a19 == 1)) || (10 <= a28 && a19 <= 0)) || (a28 <= 10 && ((a19 == 1 && !(a11 == 1)) || ((a17 == 8 && a21 == 1) && a19 == 1)))) || ((a25 == 1 && a19 == 1) && a28 <= 7) - InvariantResult [Line: 610]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: (((((((a28 <= 7 && a19 <= 0) || (a25 == 1 && a19 <= 0)) || ((10 <= a28 && a25 == 1) && a19 == 1)) || (!(a11 == 1) && a19 <= 0)) || ((10 <= a28 && a28 <= 10) && a19 == 1)) || (10 <= a28 && a19 <= 0)) || (a28 <= 10 && ((a19 == 1 && !(a11 == 1)) || ((a17 == 8 && a21 == 1) && a19 == 1)))) || ((a25 == 1 && a19 == 1) && a28 <= 7) RESULT: Ultimate proved your program to be correct! [2021-11-02 23:11:08,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4acb1d4b-83e9-4fe0-9a8b-b9c77ff37b6e/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