./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label03.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae58256-aaef-47da-a24b-1a87856eae9f/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae58256-aaef-47da-a24b-1a87856eae9f/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae58256-aaef-47da-a24b-1a87856eae9f/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae58256-aaef-47da-a24b-1a87856eae9f/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label03.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae58256-aaef-47da-a24b-1a87856eae9f/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae58256-aaef-47da-a24b-1a87856eae9f/bin/uautomizer-Z5i5R5N3CC --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 113ebdaa5b4d40ce51ce6474ca69e0b1371ad4a7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:34:04,790 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:34:04,792 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:34:04,832 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:34:04,832 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:34:04,834 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:34:04,836 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:34:04,838 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:34:04,840 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:34:04,842 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:34:04,843 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:34:04,845 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:34:04,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:34:04,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:34:04,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:34:04,850 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:34:04,853 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:34:04,857 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:34:04,862 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:34:04,865 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:34:04,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:34:04,880 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:34:04,881 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:34:04,888 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:34:04,892 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:34:04,892 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:34:04,895 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:34:04,896 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:34:04,897 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:34:04,899 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:34:04,900 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:34:04,902 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:34:04,903 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:34:04,905 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:34:04,907 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:34:04,908 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:34:04,908 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:34:04,909 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:34:04,909 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:34:04,911 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:34:04,912 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:34:04,915 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae58256-aaef-47da-a24b-1a87856eae9f/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:34:04,950 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:34:04,951 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:34:04,952 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:34:04,952 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:34:04,953 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:34:04,953 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:34:04,953 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:34:04,953 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:34:04,954 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:34:04,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:34:04,954 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:34:04,954 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:34:04,954 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:34:04,955 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:34:04,955 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:34:04,955 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:34:04,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:34:04,956 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:34:04,956 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:34:04,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:34:04,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:34:04,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:34:04,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:34:04,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:34:04,957 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:34:04,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:34:04,958 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:34:04,958 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:34:04,958 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_2ae58256-aaef-47da-a24b-1a87856eae9f/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae58256-aaef-47da-a24b-1a87856eae9f/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 113ebdaa5b4d40ce51ce6474ca69e0b1371ad4a7 [2021-10-11 00:34:05,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:34:05,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:34:05,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:34:05,267 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:34:05,268 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:34:05,270 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae58256-aaef-47da-a24b-1a87856eae9f/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/eca-rers2012/Problem11_label03.c [2021-10-11 00:34:05,357 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae58256-aaef-47da-a24b-1a87856eae9f/bin/uautomizer-Z5i5R5N3CC/data/99e5f3469/1520d95df0ef430aa60286839f8381af/FLAG464b28575 [2021-10-11 00:34:05,952 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:34:05,953 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae58256-aaef-47da-a24b-1a87856eae9f/sv-benchmarks/c/eca-rers2012/Problem11_label03.c [2021-10-11 00:34:05,973 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae58256-aaef-47da-a24b-1a87856eae9f/bin/uautomizer-Z5i5R5N3CC/data/99e5f3469/1520d95df0ef430aa60286839f8381af/FLAG464b28575 [2021-10-11 00:34:06,200 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae58256-aaef-47da-a24b-1a87856eae9f/bin/uautomizer-Z5i5R5N3CC/data/99e5f3469/1520d95df0ef430aa60286839f8381af [2021-10-11 00:34:06,203 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:34:06,204 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:34:06,206 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:34:06,206 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:34:06,209 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:34:06,210 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:34:06" (1/1) ... [2021-10-11 00:34:06,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d98765b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:06, skipping insertion in model container [2021-10-11 00:34:06,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:34:06" (1/1) ... [2021-10-11 00:34:06,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:34:06,303 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:34:06,525 WARN L226 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_2ae58256-aaef-47da-a24b-1a87856eae9f/sv-benchmarks/c/eca-rers2012/Problem11_label03.c[4398,4411] [2021-10-11 00:34:06,883 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:34:06,893 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:34:06,915 WARN L226 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_2ae58256-aaef-47da-a24b-1a87856eae9f/sv-benchmarks/c/eca-rers2012/Problem11_label03.c[4398,4411] [2021-10-11 00:34:07,082 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:34:07,101 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:34:07,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:07 WrapperNode [2021-10-11 00:34:07,102 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:34:07,104 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:34:07,104 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:34:07,106 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:34:07,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:07" (1/1) ... [2021-10-11 00:34:07,185 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:07" (1/1) ... [2021-10-11 00:34:07,317 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:34:07,318 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:34:07,318 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:34:07,318 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:34:07,328 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:07" (1/1) ... [2021-10-11 00:34:07,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:07" (1/1) ... [2021-10-11 00:34:07,338 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:07" (1/1) ... [2021-10-11 00:34:07,338 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:07" (1/1) ... [2021-10-11 00:34:07,381 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:07" (1/1) ... [2021-10-11 00:34:07,396 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:07" (1/1) ... [2021-10-11 00:34:07,418 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:07" (1/1) ... [2021-10-11 00:34:07,441 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:34:07,442 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:34:07,442 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:34:07,443 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:34:07,444 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:07" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae58256-aaef-47da-a24b-1a87856eae9f/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:34:07,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:34:07,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:34:07,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:34:07,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:34:09,676 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:34:09,676 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-11 00:34:09,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:34:09 BoogieIcfgContainer [2021-10-11 00:34:09,680 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:34:09,684 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:34:09,685 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:34:09,688 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:34:09,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:34:06" (1/3) ... [2021-10-11 00:34:09,690 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17630190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:34:09, skipping insertion in model container [2021-10-11 00:34:09,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:07" (2/3) ... [2021-10-11 00:34:09,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17630190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:34:09, skipping insertion in model container [2021-10-11 00:34:09,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:34:09" (3/3) ... [2021-10-11 00:34:09,693 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem11_label03.c [2021-10-11 00:34:09,710 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:34:09,715 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-10-11 00:34:09,726 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-11 00:34:09,772 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:34:09,773 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:34:09,773 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:34:09,773 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:34:09,773 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:34:09,774 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:34:09,774 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:34:09,774 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:34:09,803 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states. [2021-10-11 00:34:09,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-11 00:34:09,811 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:09,812 INFO L422 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] [2021-10-11 00:34:09,813 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:09,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:09,819 INFO L82 PathProgramCache]: Analyzing trace with hash -1722039382, now seen corresponding path program 1 times [2021-10-11 00:34:09,828 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:09,829 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339475395] [2021-10-11 00:34:09,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:09,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:10,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:34:10,063 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339475395] [2021-10-11 00:34:10,064 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:10,064 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:34:10,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759793383] [2021-10-11 00:34:10,070 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:34:10,070 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:10,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:34:10,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:34:10,087 INFO L87 Difference]: Start difference. First operand 283 states. Second operand 3 states. [2021-10-11 00:34:11,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:11,643 INFO L93 Difference]: Finished difference Result 761 states and 1345 transitions. [2021-10-11 00:34:11,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:34:11,645 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2021-10-11 00:34:11,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:11,661 INFO L225 Difference]: With dead ends: 761 [2021-10-11 00:34:11,662 INFO L226 Difference]: Without dead ends: 413 [2021-10-11 00:34:11,666 INFO L677 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 [2021-10-11 00:34:11,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2021-10-11 00:34:11,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 413. [2021-10-11 00:34:11,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2021-10-11 00:34:11,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 599 transitions. [2021-10-11 00:34:11,746 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 599 transitions. Word has length 30 [2021-10-11 00:34:11,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:11,747 INFO L481 AbstractCegarLoop]: Abstraction has 413 states and 599 transitions. [2021-10-11 00:34:11,748 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:34:11,748 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 599 transitions. [2021-10-11 00:34:11,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-10-11 00:34:11,753 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:11,754 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:34:11,755 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:34:11,755 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:11,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:11,758 INFO L82 PathProgramCache]: Analyzing trace with hash -1523125502, now seen corresponding path program 1 times [2021-10-11 00:34:11,758 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:11,759 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049860923] [2021-10-11 00:34:11,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:11,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:12,000 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:34:12,001 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049860923] [2021-10-11 00:34:12,001 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:12,001 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:34:12,001 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510366877] [2021-10-11 00:34:12,003 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:34:12,003 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:12,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:34:12,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:34:12,005 INFO L87 Difference]: Start difference. First operand 413 states and 599 transitions. Second operand 3 states. [2021-10-11 00:34:13,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:13,087 INFO L93 Difference]: Finished difference Result 1211 states and 1763 transitions. [2021-10-11 00:34:13,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:34:13,097 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 98 [2021-10-11 00:34:13,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:13,103 INFO L225 Difference]: With dead ends: 1211 [2021-10-11 00:34:13,103 INFO L226 Difference]: Without dead ends: 800 [2021-10-11 00:34:13,106 INFO L677 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 [2021-10-11 00:34:13,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2021-10-11 00:34:13,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 789. [2021-10-11 00:34:13,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 789 states. [2021-10-11 00:34:13,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1083 transitions. [2021-10-11 00:34:13,151 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1083 transitions. Word has length 98 [2021-10-11 00:34:13,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:13,152 INFO L481 AbstractCegarLoop]: Abstraction has 789 states and 1083 transitions. [2021-10-11 00:34:13,152 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:34:13,152 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1083 transitions. [2021-10-11 00:34:13,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-10-11 00:34:13,157 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:13,157 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:34:13,157 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:34:13,157 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:13,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:13,158 INFO L82 PathProgramCache]: Analyzing trace with hash 1142236509, now seen corresponding path program 1 times [2021-10-11 00:34:13,159 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:13,159 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191945066] [2021-10-11 00:34:13,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:13,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:13,298 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:34:13,299 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191945066] [2021-10-11 00:34:13,299 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:13,299 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:34:13,300 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542336382] [2021-10-11 00:34:13,301 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:34:13,301 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:13,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:34:13,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:34:13,309 INFO L87 Difference]: Start difference. First operand 789 states and 1083 transitions. Second operand 3 states. [2021-10-11 00:34:14,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:14,335 INFO L93 Difference]: Finished difference Result 2316 states and 3182 transitions. [2021-10-11 00:34:14,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:34:14,335 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 100 [2021-10-11 00:34:14,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:14,345 INFO L225 Difference]: With dead ends: 2316 [2021-10-11 00:34:14,345 INFO L226 Difference]: Without dead ends: 1529 [2021-10-11 00:34:14,346 INFO L677 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 [2021-10-11 00:34:14,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1529 states. [2021-10-11 00:34:14,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1529 to 1526. [2021-10-11 00:34:14,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1526 states. [2021-10-11 00:34:14,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1526 states and 1857 transitions. [2021-10-11 00:34:14,387 INFO L78 Accepts]: Start accepts. Automaton has 1526 states and 1857 transitions. Word has length 100 [2021-10-11 00:34:14,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:14,388 INFO L481 AbstractCegarLoop]: Abstraction has 1526 states and 1857 transitions. [2021-10-11 00:34:14,388 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:34:14,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1857 transitions. [2021-10-11 00:34:14,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-10-11 00:34:14,393 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:14,394 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:34:14,394 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:34:14,394 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:14,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:14,395 INFO L82 PathProgramCache]: Analyzing trace with hash 416214175, now seen corresponding path program 1 times [2021-10-11 00:34:14,395 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:14,395 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321837173] [2021-10-11 00:34:14,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:14,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:14,599 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:34:14,600 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321837173] [2021-10-11 00:34:14,600 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:14,600 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:34:14,601 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823759680] [2021-10-11 00:34:14,601 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:34:14,602 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:14,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:34:14,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:34:14,603 INFO L87 Difference]: Start difference. First operand 1526 states and 1857 transitions. Second operand 3 states. [2021-10-11 00:34:15,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:15,699 INFO L93 Difference]: Finished difference Result 3257 states and 4125 transitions. [2021-10-11 00:34:15,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:34:15,700 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 157 [2021-10-11 00:34:15,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:15,712 INFO L225 Difference]: With dead ends: 3257 [2021-10-11 00:34:15,712 INFO L226 Difference]: Without dead ends: 1917 [2021-10-11 00:34:15,714 INFO L677 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 [2021-10-11 00:34:15,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1917 states. [2021-10-11 00:34:15,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1917 to 1914. [2021-10-11 00:34:15,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1914 states. [2021-10-11 00:34:15,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 1914 states and 2385 transitions. [2021-10-11 00:34:15,793 INFO L78 Accepts]: Start accepts. Automaton has 1914 states and 2385 transitions. Word has length 157 [2021-10-11 00:34:15,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:15,794 INFO L481 AbstractCegarLoop]: Abstraction has 1914 states and 2385 transitions. [2021-10-11 00:34:15,794 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:34:15,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 2385 transitions. [2021-10-11 00:34:15,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-10-11 00:34:15,799 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:15,799 INFO L422 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-11 00:34:15,799 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-11 00:34:15,800 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:15,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:15,800 INFO L82 PathProgramCache]: Analyzing trace with hash 554934137, now seen corresponding path program 1 times [2021-10-11 00:34:15,800 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:15,801 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920425523] [2021-10-11 00:34:15,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:15,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:15,960 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-10-11 00:34:15,961 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920425523] [2021-10-11 00:34:15,961 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:15,961 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:34:15,961 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144485701] [2021-10-11 00:34:15,962 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:34:15,962 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:15,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:34:15,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:34:15,963 INFO L87 Difference]: Start difference. First operand 1914 states and 2385 transitions. Second operand 3 states. [2021-10-11 00:34:17,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:17,112 INFO L93 Difference]: Finished difference Result 4389 states and 5592 transitions. [2021-10-11 00:34:17,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:34:17,113 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 212 [2021-10-11 00:34:17,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:17,129 INFO L225 Difference]: With dead ends: 4389 [2021-10-11 00:34:17,129 INFO L226 Difference]: Without dead ends: 2661 [2021-10-11 00:34:17,132 INFO L677 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 [2021-10-11 00:34:17,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2661 states. [2021-10-11 00:34:17,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2661 to 2467. [2021-10-11 00:34:17,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2467 states. [2021-10-11 00:34:17,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 2467 states and 3046 transitions. [2021-10-11 00:34:17,189 INFO L78 Accepts]: Start accepts. Automaton has 2467 states and 3046 transitions. Word has length 212 [2021-10-11 00:34:17,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:17,190 INFO L481 AbstractCegarLoop]: Abstraction has 2467 states and 3046 transitions. [2021-10-11 00:34:17,190 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:34:17,191 INFO L276 IsEmpty]: Start isEmpty. Operand 2467 states and 3046 transitions. [2021-10-11 00:34:17,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-10-11 00:34:17,195 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:17,195 INFO L422 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:34:17,195 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-11 00:34:17,195 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:17,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:17,196 INFO L82 PathProgramCache]: Analyzing trace with hash 1060198794, now seen corresponding path program 1 times [2021-10-11 00:34:17,196 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:17,197 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306290116] [2021-10-11 00:34:17,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:17,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:17,694 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 25 proven. 30 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-10-11 00:34:17,695 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306290116] [2021-10-11 00:34:17,696 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1711069533] [2021-10-11 00:34:17,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae58256-aaef-47da-a24b-1a87856eae9f/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 00:34:17,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:17,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 00:34:17,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:34:18,224 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-10-11 00:34:18,224 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-11 00:34:18,224 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-10-11 00:34:18,225 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690755864] [2021-10-11 00:34:18,225 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:34:18,226 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:18,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:34:18,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:34:18,227 INFO L87 Difference]: Start difference. First operand 2467 states and 3046 transitions. Second operand 3 states. [2021-10-11 00:34:19,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:19,519 INFO L93 Difference]: Finished difference Result 6409 states and 8063 transitions. [2021-10-11 00:34:19,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:34:19,520 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 218 [2021-10-11 00:34:19,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:19,542 INFO L225 Difference]: With dead ends: 6409 [2021-10-11 00:34:19,543 INFO L226 Difference]: Without dead ends: 3944 [2021-10-11 00:34:19,546 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 217 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:34:19,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3944 states. [2021-10-11 00:34:19,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3944 to 3941. [2021-10-11 00:34:19,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3941 states. [2021-10-11 00:34:19,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 3941 states and 4855 transitions. [2021-10-11 00:34:19,638 INFO L78 Accepts]: Start accepts. Automaton has 3941 states and 4855 transitions. Word has length 218 [2021-10-11 00:34:19,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:19,639 INFO L481 AbstractCegarLoop]: Abstraction has 3941 states and 4855 transitions. [2021-10-11 00:34:19,639 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:34:19,639 INFO L276 IsEmpty]: Start isEmpty. Operand 3941 states and 4855 transitions. [2021-10-11 00:34:19,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-10-11 00:34:19,645 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:19,645 INFO L422 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:34:19,865 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-10-11 00:34:19,866 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:19,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:19,866 INFO L82 PathProgramCache]: Analyzing trace with hash 1989676608, now seen corresponding path program 1 times [2021-10-11 00:34:19,866 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:19,867 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460364869] [2021-10-11 00:34:19,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:19,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:20,182 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:34:20,183 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460364869] [2021-10-11 00:34:20,183 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:20,184 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:34:20,184 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397749471] [2021-10-11 00:34:20,185 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:34:20,185 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:20,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:34:20,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:34:20,186 INFO L87 Difference]: Start difference. First operand 3941 states and 4855 transitions. Second operand 4 states. [2021-10-11 00:34:22,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:22,136 INFO L93 Difference]: Finished difference Result 12154 states and 15362 transitions. [2021-10-11 00:34:22,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:34:22,136 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 257 [2021-10-11 00:34:22,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:22,182 INFO L225 Difference]: With dead ends: 12154 [2021-10-11 00:34:22,182 INFO L226 Difference]: Without dead ends: 8399 [2021-10-11 00:34:22,187 INFO L677 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 [2021-10-11 00:34:22,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8399 states. [2021-10-11 00:34:22,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8399 to 8395. [2021-10-11 00:34:22,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8395 states. [2021-10-11 00:34:22,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8395 states to 8395 states and 10448 transitions. [2021-10-11 00:34:22,377 INFO L78 Accepts]: Start accepts. Automaton has 8395 states and 10448 transitions. Word has length 257 [2021-10-11 00:34:22,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:22,378 INFO L481 AbstractCegarLoop]: Abstraction has 8395 states and 10448 transitions. [2021-10-11 00:34:22,378 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:34:22,378 INFO L276 IsEmpty]: Start isEmpty. Operand 8395 states and 10448 transitions. [2021-10-11 00:34:22,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2021-10-11 00:34:22,385 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:22,385 INFO L422 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-11 00:34:22,386 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-11 00:34:22,386 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:22,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:22,386 INFO L82 PathProgramCache]: Analyzing trace with hash 482895438, now seen corresponding path program 1 times [2021-10-11 00:34:22,387 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:22,387 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19098532] [2021-10-11 00:34:22,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:22,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:22,596 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-10-11 00:34:22,597 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19098532] [2021-10-11 00:34:22,597 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:22,597 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:34:22,598 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943205176] [2021-10-11 00:34:22,598 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:34:22,598 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:22,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:34:22,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:34:22,600 INFO L87 Difference]: Start difference. First operand 8395 states and 10448 transitions. Second operand 3 states. [2021-10-11 00:34:23,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:23,722 INFO L93 Difference]: Finished difference Result 17334 states and 21902 transitions. [2021-10-11 00:34:23,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:34:23,722 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 266 [2021-10-11 00:34:23,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:23,790 INFO L225 Difference]: With dead ends: 17334 [2021-10-11 00:34:23,790 INFO L226 Difference]: Without dead ends: 10235 [2021-10-11 00:34:23,799 INFO L677 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 [2021-10-11 00:34:23,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10235 states. [2021-10-11 00:34:23,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10235 to 10235. [2021-10-11 00:34:23,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10235 states. [2021-10-11 00:34:24,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10235 states to 10235 states and 12491 transitions. [2021-10-11 00:34:24,075 INFO L78 Accepts]: Start accepts. Automaton has 10235 states and 12491 transitions. Word has length 266 [2021-10-11 00:34:24,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:24,076 INFO L481 AbstractCegarLoop]: Abstraction has 10235 states and 12491 transitions. [2021-10-11 00:34:24,076 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:34:24,077 INFO L276 IsEmpty]: Start isEmpty. Operand 10235 states and 12491 transitions. [2021-10-11 00:34:24,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2021-10-11 00:34:24,100 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:24,101 INFO L422 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-11 00:34:24,101 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-11 00:34:24,101 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:24,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:24,102 INFO L82 PathProgramCache]: Analyzing trace with hash -1704452417, now seen corresponding path program 1 times [2021-10-11 00:34:24,102 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:24,107 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371236846] [2021-10-11 00:34:24,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:24,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:24,435 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-10-11 00:34:24,437 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371236846] [2021-10-11 00:34:24,437 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [97421942] [2021-10-11 00:34:24,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae58256-aaef-47da-a24b-1a87856eae9f/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 00:34:24,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:24,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-11 00:34:24,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:34:25,044 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-10-11 00:34:25,045 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-11 00:34:25,045 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-10-11 00:34:25,045 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331909087] [2021-10-11 00:34:25,046 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:34:25,046 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:25,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:34:25,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:34:25,047 INFO L87 Difference]: Start difference. First operand 10235 states and 12491 transitions. Second operand 4 states. [2021-10-11 00:34:26,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:26,656 INFO L93 Difference]: Finished difference Result 21019 states and 25838 transitions. [2021-10-11 00:34:26,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:34:26,656 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 268 [2021-10-11 00:34:26,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:26,679 INFO L225 Difference]: With dead ends: 21019 [2021-10-11 00:34:26,679 INFO L226 Difference]: Without dead ends: 12080 [2021-10-11 00:34:26,691 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 268 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:34:26,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12080 states. [2021-10-11 00:34:26,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12080 to 10419. [2021-10-11 00:34:26,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10419 states. [2021-10-11 00:34:26,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10419 states to 10419 states and 12699 transitions. [2021-10-11 00:34:26,914 INFO L78 Accepts]: Start accepts. Automaton has 10419 states and 12699 transitions. Word has length 268 [2021-10-11 00:34:26,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:26,914 INFO L481 AbstractCegarLoop]: Abstraction has 10419 states and 12699 transitions. [2021-10-11 00:34:26,914 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:34:26,915 INFO L276 IsEmpty]: Start isEmpty. Operand 10419 states and 12699 transitions. [2021-10-11 00:34:26,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2021-10-11 00:34:26,924 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:26,924 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:34:27,150 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 00:34:27,151 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:27,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:27,151 INFO L82 PathProgramCache]: Analyzing trace with hash -461284365, now seen corresponding path program 1 times [2021-10-11 00:34:27,151 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:27,151 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078802074] [2021-10-11 00:34:27,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:27,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:27,479 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2021-10-11 00:34:27,479 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078802074] [2021-10-11 00:34:27,479 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:27,480 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:34:27,480 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407920375] [2021-10-11 00:34:27,480 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:34:27,481 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:27,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:34:27,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:34:27,481 INFO L87 Difference]: Start difference. First operand 10419 states and 12699 transitions. Second operand 3 states. [2021-10-11 00:34:28,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:28,427 INFO L93 Difference]: Finished difference Result 19325 states and 23598 transitions. [2021-10-11 00:34:28,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:34:28,428 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 292 [2021-10-11 00:34:28,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:28,445 INFO L225 Difference]: With dead ends: 19325 [2021-10-11 00:34:28,445 INFO L226 Difference]: Without dead ends: 9645 [2021-10-11 00:34:28,457 INFO L677 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 [2021-10-11 00:34:28,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9645 states. [2021-10-11 00:34:28,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9645 to 9089. [2021-10-11 00:34:28,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9089 states. [2021-10-11 00:34:28,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9089 states to 9089 states and 10707 transitions. [2021-10-11 00:34:28,613 INFO L78 Accepts]: Start accepts. Automaton has 9089 states and 10707 transitions. Word has length 292 [2021-10-11 00:34:28,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:28,613 INFO L481 AbstractCegarLoop]: Abstraction has 9089 states and 10707 transitions. [2021-10-11 00:34:28,614 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:34:28,614 INFO L276 IsEmpty]: Start isEmpty. Operand 9089 states and 10707 transitions. [2021-10-11 00:34:28,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2021-10-11 00:34:28,624 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:28,624 INFO L422 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-11 00:34:28,625 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-11 00:34:28,625 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:28,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:28,627 INFO L82 PathProgramCache]: Analyzing trace with hash -1518518313, now seen corresponding path program 1 times [2021-10-11 00:34:28,627 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:28,628 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285777499] [2021-10-11 00:34:28,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:28,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:28,821 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-10-11 00:34:28,822 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285777499] [2021-10-11 00:34:28,823 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:28,823 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:34:28,823 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859199957] [2021-10-11 00:34:28,824 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:34:28,824 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:28,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:34:28,825 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:34:28,825 INFO L87 Difference]: Start difference. First operand 9089 states and 10707 transitions. Second operand 3 states. [2021-10-11 00:34:29,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:29,947 INFO L93 Difference]: Finished difference Result 19288 states and 22866 transitions. [2021-10-11 00:34:29,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:34:29,948 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 304 [2021-10-11 00:34:29,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:29,949 INFO L225 Difference]: With dead ends: 19288 [2021-10-11 00:34:29,949 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 00:34:29,965 INFO L677 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 [2021-10-11 00:34:29,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 00:34:29,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 00:34:29,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 00:34:29,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:34:29,967 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 304 [2021-10-11 00:34:29,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:29,967 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:34:29,967 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:34:29,967 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:34:29,967 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 00:34:29,968 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-11 00:34:29,970 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 00:34:30,183 WARN L197 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2021-10-11 00:34:30,336 WARN L197 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2021-10-11 00:34:30,340 INFO L262 CegarLoopResult]: For program point L498(lines 498 509) no Hoare annotation was computed. [2021-10-11 00:34:30,340 INFO L262 CegarLoopResult]: For program point L432(lines 432 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,340 INFO L262 CegarLoopResult]: For program point L498-2(lines 498 509) no Hoare annotation was computed. [2021-10-11 00:34:30,340 INFO L262 CegarLoopResult]: For program point L168-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,340 INFO L262 CegarLoopResult]: For program point L102-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,340 INFO L262 CegarLoopResult]: For program point L36-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,340 INFO L262 CegarLoopResult]: For program point L1027(lines 1027 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,340 INFO L262 CegarLoopResult]: For program point L631(lines 631 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,341 INFO L262 CegarLoopResult]: For program point L565(lines 565 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,341 INFO L262 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2021-10-11 00:34:30,341 INFO L262 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2021-10-11 00:34:30,341 INFO L262 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2021-10-11 00:34:30,342 INFO L262 CegarLoopResult]: For program point L896(lines 896 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,342 INFO L262 CegarLoopResult]: For program point L698(lines 698 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,342 INFO L262 CegarLoopResult]: For program point L368(lines 368 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,342 INFO L262 CegarLoopResult]: For program point L963(lines 963 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,342 INFO L262 CegarLoopResult]: For program point L237(lines 237 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,342 INFO L262 CegarLoopResult]: For program point L171-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,342 INFO L262 CegarLoopResult]: For program point L105-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,343 INFO L262 CegarLoopResult]: For program point L39-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,343 INFO L262 CegarLoopResult]: For program point L832(lines 832 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,343 INFO L262 CegarLoopResult]: For program point L304(lines 304 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,343 INFO L262 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2021-10-11 00:34:30,343 INFO L262 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2021-10-11 00:34:30,343 INFO L262 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2021-10-11 00:34:30,343 INFO L262 CegarLoopResult]: For program point L767(lines 767 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,343 INFO L262 CegarLoopResult]: For program point L768(lines 768 778) no Hoare annotation was computed. [2021-10-11 00:34:30,344 INFO L262 CegarLoopResult]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2021-10-11 00:34:30,344 INFO L262 CegarLoopResult]: For program point L174-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,344 INFO L262 CegarLoopResult]: For program point L108-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,344 INFO L262 CegarLoopResult]: For program point L42-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,344 INFO L262 CegarLoopResult]: For program point L835(lines 835 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,344 INFO L262 CegarLoopResult]: For program point L571(lines 571 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,344 INFO L262 CegarLoopResult]: For program point L439(lines 439 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,344 INFO L262 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2021-10-11 00:34:30,344 INFO L262 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2021-10-11 00:34:30,345 INFO L262 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2021-10-11 00:34:30,345 INFO L262 CegarLoopResult]: For program point L968(lines 968 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,345 INFO L262 CegarLoopResult]: For program point L704(lines 704 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,345 INFO L262 CegarLoopResult]: For program point L638(lines 638 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,345 INFO L258 CegarLoopResult]: At program point L1035(lines 32 1036) the Hoare annotation is: (let ((.cse1 (= ~a25~0 12)) (.cse3 (<= 165 ~a23~0)) (.cse2 (= ~a4~0 1)) (.cse4 (<= ~a25~0 10)) (.cse0 (= ~a4~0 0))) (or (and .cse0 .cse1) (and (< 140 ~a29~0) .cse2) (and .cse3 (<= ~a29~0 130) .cse2) (and .cse0 (<= ~a23~0 312)) (and .cse1 .cse2) (and .cse3 (= ~a25~0 11) .cse2) (and .cse4 .cse2) (and (<= 306 ~a23~0) .cse2) (and .cse4 .cse0))) [2021-10-11 00:34:30,345 INFO L262 CegarLoopResult]: For program point L903(lines 903 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,346 INFO L262 CegarLoopResult]: For program point L705(lines 705 715) no Hoare annotation was computed. [2021-10-11 00:34:30,346 INFO L262 CegarLoopResult]: For program point L705-2(lines 705 715) no Hoare annotation was computed. [2021-10-11 00:34:30,346 INFO L262 CegarLoopResult]: For program point L375(lines 375 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,346 INFO L262 CegarLoopResult]: For program point L309(lines 309 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,346 INFO L262 CegarLoopResult]: For program point L243(lines 243 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,346 INFO L262 CegarLoopResult]: For program point L177-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,346 INFO L262 CegarLoopResult]: For program point L111-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,346 INFO L262 CegarLoopResult]: For program point L45-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,346 INFO L262 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2021-10-11 00:34:30,347 INFO L262 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2021-10-11 00:34:30,347 INFO L262 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2021-10-11 00:34:30,347 INFO L265 CegarLoopResult]: At program point L1038(lines 1038 1054) the Hoare annotation is: true [2021-10-11 00:34:30,347 INFO L262 CegarLoopResult]: For program point L576(lines 576 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,347 INFO L262 CegarLoopResult]: For program point L510(lines 510 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,347 INFO L262 CegarLoopResult]: For program point L180-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,347 INFO L262 CegarLoopResult]: For program point L114-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,347 INFO L262 CegarLoopResult]: For program point L48-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,348 INFO L262 CegarLoopResult]: For program point L973(lines 973 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,348 INFO L262 CegarLoopResult]: For program point L841(lines 841 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,348 INFO L262 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2021-10-11 00:34:30,348 INFO L262 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2021-10-11 00:34:30,348 INFO L262 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2021-10-11 00:34:30,348 INFO L262 CegarLoopResult]: For program point L908(lines 908 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,348 INFO L262 CegarLoopResult]: For program point L446(lines 446 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,348 INFO L262 CegarLoopResult]: For program point L380(lines 380 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,348 INFO L262 CegarLoopResult]: For program point L645(lines 645 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,349 INFO L262 CegarLoopResult]: For program point L315(lines 315 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,349 INFO L262 CegarLoopResult]: For program point L183-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,349 INFO L262 CegarLoopResult]: For program point L117-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,349 INFO L262 CegarLoopResult]: For program point L51-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,349 INFO L262 CegarLoopResult]: For program point L250(lines 250 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,349 INFO L262 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2021-10-11 00:34:30,349 INFO L262 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2021-10-11 00:34:30,349 INFO L262 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2021-10-11 00:34:30,350 INFO L262 CegarLoopResult]: For program point L779(lines 779 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,350 INFO L258 CegarLoopResult]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (let ((.cse1 (= ~a25~0 12)) (.cse3 (<= 165 ~a23~0)) (.cse2 (= ~a4~0 1)) (.cse4 (<= ~a25~0 10)) (.cse0 (= ~a4~0 0))) (or (and .cse0 .cse1) (and (< 140 ~a29~0) .cse2) (and .cse3 (<= ~a29~0 130) .cse2) (and .cse0 (<= ~a23~0 312)) (and .cse1 .cse2) (and .cse3 (= ~a25~0 11) .cse2) (and .cse4 .cse2) (and (<= 306 ~a23~0) .cse2) (and .cse4 .cse0))) [2021-10-11 00:34:30,350 INFO L262 CegarLoopResult]: For program point L846(lines 846 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,350 INFO L262 CegarLoopResult]: For program point L582(lines 582 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,350 INFO L262 CegarLoopResult]: For program point L186-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,350 INFO L262 CegarLoopResult]: For program point L120-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,350 INFO L262 CegarLoopResult]: For program point L54-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,350 INFO L262 CegarLoopResult]: For program point L979(lines 979 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,351 INFO L262 CegarLoopResult]: For program point L913(lines 913 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,351 INFO L262 CegarLoopResult]: For program point L517(lines 517 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,351 INFO L262 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2021-10-11 00:34:30,351 INFO L262 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2021-10-11 00:34:30,351 INFO L262 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2021-10-11 00:34:30,351 INFO L262 CegarLoopResult]: For program point L980(lines 980 990) no Hoare annotation was computed. [2021-10-11 00:34:30,351 INFO L262 CegarLoopResult]: For program point L914(lines 914 924) no Hoare annotation was computed. [2021-10-11 00:34:30,351 INFO L262 CegarLoopResult]: For program point L980-2(lines 980 990) no Hoare annotation was computed. [2021-10-11 00:34:30,351 INFO L262 CegarLoopResult]: For program point L914-2(lines 914 924) no Hoare annotation was computed. [2021-10-11 00:34:30,352 INFO L262 CegarLoopResult]: For program point L716(lines 716 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,352 INFO L262 CegarLoopResult]: For program point L320(lines 320 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,352 INFO L262 CegarLoopResult]: For program point L585(lines 585 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,352 INFO L262 CegarLoopResult]: For program point L453(lines 453 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,352 INFO L262 CegarLoopResult]: For program point L387(lines 387 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,352 INFO L262 CegarLoopResult]: For program point L189-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,352 INFO L262 CegarLoopResult]: For program point L123-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,352 INFO L262 CegarLoopResult]: For program point L57-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,352 INFO L262 CegarLoopResult]: For program point L784(lines 784 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,353 INFO L262 CegarLoopResult]: For program point L652(lines 652 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,353 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 00:34:30,353 INFO L262 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2021-10-11 00:34:30,353 INFO L262 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2021-10-11 00:34:30,353 INFO L262 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2021-10-11 00:34:30,353 INFO L262 CegarLoopResult]: For program point L1049(line 1049) no Hoare annotation was computed. [2021-10-11 00:34:30,353 INFO L262 CegarLoopResult]: For program point L851(lines 851 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,353 INFO L262 CegarLoopResult]: For program point L257(lines 257 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,354 INFO L262 CegarLoopResult]: For program point L192-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,354 INFO L262 CegarLoopResult]: For program point L126-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,354 INFO L262 CegarLoopResult]: For program point L60-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,354 INFO L262 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2021-10-11 00:34:30,354 INFO L262 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2021-10-11 00:34:30,354 INFO L262 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2021-10-11 00:34:30,354 INFO L262 CegarLoopResult]: For program point L722(lines 722 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,355 INFO L262 CegarLoopResult]: For program point L524(lines 524 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,355 INFO L262 CegarLoopResult]: For program point L657(lines 657 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,355 INFO L262 CegarLoopResult]: For program point L591(lines 591 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,355 INFO L262 CegarLoopResult]: For program point L525(lines 525 535) no Hoare annotation was computed. [2021-10-11 00:34:30,355 INFO L262 CegarLoopResult]: For program point L525-2(lines 525 535) no Hoare annotation was computed. [2021-10-11 00:34:30,355 INFO L262 CegarLoopResult]: For program point L327(lines 327 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,355 INFO L262 CegarLoopResult]: For program point L195-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,355 INFO L262 CegarLoopResult]: For program point L129-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,356 INFO L262 CegarLoopResult]: For program point L63-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,356 INFO L262 CegarLoopResult]: For program point L856(lines 856 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,356 INFO L262 CegarLoopResult]: For program point L790(lines 790 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,356 INFO L262 CegarLoopResult]: For program point L658(lines 658 667) no Hoare annotation was computed. [2021-10-11 00:34:30,356 INFO L262 CegarLoopResult]: For program point L658-2(lines 658 667) no Hoare annotation was computed. [2021-10-11 00:34:30,356 INFO L262 CegarLoopResult]: For program point L460(lines 460 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,356 INFO L262 CegarLoopResult]: For program point L394(lines 394 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,356 INFO L262 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2021-10-11 00:34:30,357 INFO L262 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2021-10-11 00:34:30,357 INFO L262 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2021-10-11 00:34:30,357 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 00:34:30,357 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 106) no Hoare annotation was computed. [2021-10-11 00:34:30,357 INFO L262 CegarLoopResult]: For program point L264(lines 264 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,357 INFO L262 CegarLoopResult]: For program point L198-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,357 INFO L262 CegarLoopResult]: For program point L132-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,357 INFO L262 CegarLoopResult]: For program point L66-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,358 INFO L262 CegarLoopResult]: For program point L991(lines 991 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,358 INFO L262 CegarLoopResult]: For program point L925(lines 925 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,358 INFO L262 CegarLoopResult]: For program point L727(lines 727 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,358 INFO L262 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2021-10-11 00:34:30,358 INFO L262 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2021-10-11 00:34:30,358 INFO L262 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2021-10-11 00:34:30,358 INFO L262 CegarLoopResult]: For program point L926(lines 926 936) no Hoare annotation was computed. [2021-10-11 00:34:30,358 INFO L262 CegarLoopResult]: For program point L926-2(lines 926 936) no Hoare annotation was computed. [2021-10-11 00:34:30,358 INFO L262 CegarLoopResult]: For program point L728(lines 728 740) no Hoare annotation was computed. [2021-10-11 00:34:30,359 INFO L262 CegarLoopResult]: For program point L728-2(lines 728 740) no Hoare annotation was computed. [2021-10-11 00:34:30,359 INFO L262 CegarLoopResult]: For program point L596(lines 596 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,359 INFO L262 CegarLoopResult]: For program point L332(lines 332 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,359 INFO L262 CegarLoopResult]: For program point L597(lines 597 607) no Hoare annotation was computed. [2021-10-11 00:34:30,359 INFO L262 CegarLoopResult]: For program point L597-2(lines 597 607) no Hoare annotation was computed. [2021-10-11 00:34:30,359 INFO L262 CegarLoopResult]: For program point L201-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,359 INFO L262 CegarLoopResult]: For program point L135-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,359 INFO L262 CegarLoopResult]: For program point L69-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,360 INFO L262 CegarLoopResult]: For program point L862(lines 862 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,360 INFO L262 CegarLoopResult]: For program point L466(lines 466 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,360 INFO L262 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2021-10-11 00:34:30,360 INFO L262 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2021-10-11 00:34:30,360 INFO L262 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2021-10-11 00:34:30,360 INFO L262 CegarLoopResult]: For program point L797(lines 797 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,360 INFO L262 CegarLoopResult]: For program point L401(lines 401 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,360 INFO L262 CegarLoopResult]: For program point L270(lines 270 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,360 INFO L262 CegarLoopResult]: For program point L204-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,361 INFO L262 CegarLoopResult]: For program point L138-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,361 INFO L262 CegarLoopResult]: For program point L72-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,361 INFO L262 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2021-10-11 00:34:30,361 INFO L262 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2021-10-11 00:34:30,361 INFO L262 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2021-10-11 00:34:30,361 INFO L262 CegarLoopResult]: For program point L998(lines 998 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,361 INFO L262 CegarLoopResult]: For program point L668(lines 668 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,361 INFO L262 CegarLoopResult]: For program point L536(lines 536 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,361 INFO L262 CegarLoopResult]: For program point L339(lines 339 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,362 INFO L262 CegarLoopResult]: For program point L207-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,362 INFO L262 CegarLoopResult]: For program point L141-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,362 INFO L262 CegarLoopResult]: For program point L75-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,362 INFO L262 CegarLoopResult]: For program point L802(lines 802 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,362 INFO L262 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2021-10-11 00:34:30,362 INFO L262 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2021-10-11 00:34:30,362 INFO L262 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2021-10-11 00:34:30,362 INFO L262 CegarLoopResult]: For program point L869(lines 869 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,363 INFO L262 CegarLoopResult]: For program point L473(lines 473 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,363 INFO L262 CegarLoopResult]: For program point L275(lines 275 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,363 INFO L262 CegarLoopResult]: For program point L408(lines 408 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,363 INFO L262 CegarLoopResult]: For program point L210-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,363 INFO L262 CegarLoopResult]: For program point L144-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,363 INFO L262 CegarLoopResult]: For program point L78-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,363 INFO L262 CegarLoopResult]: For program point L1003(lines 1003 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,363 INFO L262 CegarLoopResult]: For program point L937(lines 937 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,363 INFO L262 CegarLoopResult]: For program point L673(lines 673 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,364 INFO L262 CegarLoopResult]: For program point L541(lines 541 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,364 INFO L262 CegarLoopResult]: For program point L409(lines 409 420) no Hoare annotation was computed. [2021-10-11 00:34:30,364 INFO L262 CegarLoopResult]: For program point L409-2(lines 409 420) no Hoare annotation was computed. [2021-10-11 00:34:30,364 INFO L262 CegarLoopResult]: For program point L211(line 211) no Hoare annotation was computed. [2021-10-11 00:34:30,364 INFO L262 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2021-10-11 00:34:30,364 INFO L262 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2021-10-11 00:34:30,364 INFO L262 CegarLoopResult]: For program point L608(lines 608 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,364 INFO L262 CegarLoopResult]: For program point L344(lines 344 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,364 INFO L262 CegarLoopResult]: For program point L278(lines 278 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,365 INFO L262 CegarLoopResult]: For program point L741(lines 741 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,365 INFO L262 CegarLoopResult]: For program point L213-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,365 INFO L262 CegarLoopResult]: For program point L147-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,365 INFO L262 CegarLoopResult]: For program point L81-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,365 INFO L262 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2021-10-11 00:34:30,365 INFO L262 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2021-10-11 00:34:30,365 INFO L262 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2021-10-11 00:34:30,365 INFO L262 CegarLoopResult]: For program point L875(lines 875 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,366 INFO L262 CegarLoopResult]: For program point L809(lines 809 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,366 INFO L262 CegarLoopResult]: For program point L942(lines 942 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,366 INFO L262 CegarLoopResult]: For program point L876(lines 876 885) no Hoare annotation was computed. [2021-10-11 00:34:30,366 INFO L262 CegarLoopResult]: For program point L876-2(lines 876 885) no Hoare annotation was computed. [2021-10-11 00:34:30,366 INFO L262 CegarLoopResult]: For program point L480(lines 480 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,366 INFO L262 CegarLoopResult]: For program point L150-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,366 INFO L262 CegarLoopResult]: For program point L84-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,366 INFO L262 CegarLoopResult]: For program point L613(lines 613 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,366 INFO L262 CegarLoopResult]: For program point L547(lines 547 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,367 INFO L262 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2021-10-11 00:34:30,367 INFO L262 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2021-10-11 00:34:30,367 INFO L262 CegarLoopResult]: For program point L1010(lines 1010 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,367 INFO L262 CegarLoopResult]: For program point L680(lines 680 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,367 INFO L262 CegarLoopResult]: For program point L614(lines 614 624) no Hoare annotation was computed. [2021-10-11 00:34:30,367 INFO L262 CegarLoopResult]: For program point L614-2(lines 614 624) no Hoare annotation was computed. [2021-10-11 00:34:30,367 INFO L262 CegarLoopResult]: For program point L350(lines 350 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,367 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 00:34:30,367 INFO L262 CegarLoopResult]: For program point L285(lines 285 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,368 INFO L262 CegarLoopResult]: For program point L153-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,368 INFO L262 CegarLoopResult]: For program point L87-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,368 INFO L262 CegarLoopResult]: For program point L814(lines 814 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,368 INFO L262 CegarLoopResult]: For program point L748(lines 748 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,368 INFO L262 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2021-10-11 00:34:30,368 INFO L262 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2021-10-11 00:34:30,368 INFO L262 CegarLoopResult]: For program point L815(lines 815 825) no Hoare annotation was computed. [2021-10-11 00:34:30,368 INFO L262 CegarLoopResult]: For program point L815-2(lines 815 825) no Hoare annotation was computed. [2021-10-11 00:34:30,368 INFO L262 CegarLoopResult]: For program point L552(lines 552 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,369 INFO L262 CegarLoopResult]: For program point L156-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,369 INFO L262 CegarLoopResult]: For program point L90-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,369 INFO L262 CegarLoopResult]: For program point L1015(lines 1015 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,369 INFO L262 CegarLoopResult]: For program point L949(lines 949 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,369 INFO L262 CegarLoopResult]: For program point L685(lines 685 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,369 INFO L262 CegarLoopResult]: For program point L487(lines 487 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,369 INFO L262 CegarLoopResult]: For program point L421(lines 421 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,370 INFO L262 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2021-10-11 00:34:30,370 INFO L262 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2021-10-11 00:34:30,371 INFO L262 CegarLoopResult]: For program point L950(lines 950 962) no Hoare annotation was computed. [2021-10-11 00:34:30,371 INFO L262 CegarLoopResult]: For program point L950-2(lines 950 962) no Hoare annotation was computed. [2021-10-11 00:34:30,371 INFO L262 CegarLoopResult]: For program point L488(lines 488 496) no Hoare annotation was computed. [2021-10-11 00:34:30,371 INFO L262 CegarLoopResult]: For program point L488-2(lines 488 496) no Hoare annotation was computed. [2021-10-11 00:34:30,371 INFO L262 CegarLoopResult]: For program point L356(lines 356 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,372 INFO L262 CegarLoopResult]: For program point L290(lines 290 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,372 INFO L262 CegarLoopResult]: For program point L224(lines 224 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,372 INFO L262 CegarLoopResult]: For program point L753(lines 753 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,373 INFO L262 CegarLoopResult]: For program point L159-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,374 INFO L262 CegarLoopResult]: For program point L93-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,374 INFO L262 CegarLoopResult]: For program point L886(lines 886 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,375 INFO L262 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2021-10-11 00:34:30,375 INFO L262 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2021-10-11 00:34:30,375 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 00:34:30,375 INFO L262 CegarLoopResult]: For program point L162-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,375 INFO L262 CegarLoopResult]: For program point L96-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,375 INFO L262 CegarLoopResult]: For program point L691(lines 691 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,375 INFO L262 CegarLoopResult]: For program point L625(lines 625 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,375 INFO L262 CegarLoopResult]: For program point L559(lines 559 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,376 INFO L262 CegarLoopResult]: For program point L427(lines 427 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,376 INFO L262 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2021-10-11 00:34:30,376 INFO L262 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2021-10-11 00:34:30,376 INFO L262 CegarLoopResult]: For program point L1022(lines 1022 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,376 INFO L262 CegarLoopResult]: For program point L891(lines 891 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,376 INFO L262 CegarLoopResult]: For program point L363(lines 363 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,376 INFO L262 CegarLoopResult]: For program point L297(lines 297 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,376 INFO L262 CegarLoopResult]: For program point L231(lines 231 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,376 INFO L262 CegarLoopResult]: For program point L165-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,376 INFO L262 CegarLoopResult]: For program point L99-1(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,377 INFO L262 CegarLoopResult]: For program point L33(lines 33 35) no Hoare annotation was computed. [2021-10-11 00:34:30,377 INFO L262 CegarLoopResult]: For program point L33-2(lines 32 1036) no Hoare annotation was computed. [2021-10-11 00:34:30,377 INFO L262 CegarLoopResult]: For program point L826(lines 826 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,377 INFO L262 CegarLoopResult]: For program point L760(lines 760 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,377 INFO L262 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2021-10-11 00:34:30,377 INFO L262 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2021-10-11 00:34:30,377 INFO L262 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2021-10-11 00:34:30,377 INFO L262 CegarLoopResult]: For program point L497(lines 497 1034) no Hoare annotation was computed. [2021-10-11 00:34:30,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:34:30 BoogieIcfgContainer [2021-10-11 00:34:30,413 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:34:30,414 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:34:30,414 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:34:30,414 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:34:30,415 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:34:09" (3/4) ... [2021-10-11 00:34:30,418 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 00:34:30,452 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-10-11 00:34:30,454 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-11 00:34:30,456 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:34:30,458 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:34:30,678 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae58256-aaef-47da-a24b-1a87856eae9f/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:34:30,678 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:34:30,679 INFO L168 Benchmark]: Toolchain (without parser) took 24474.43 ms. Allocated memory was 109.1 MB in the beginning and 710.9 MB in the end (delta: 601.9 MB). Free memory was 63.7 MB in the beginning and 384.3 MB in the end (delta: -320.5 MB). Peak memory consumption was 281.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:30,680 INFO L168 Benchmark]: CDTParser took 0.68 ms. Allocated memory is still 109.1 MB. Free memory is still 83.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:34:30,680 INFO L168 Benchmark]: CACSL2BoogieTranslator took 896.73 ms. Allocated memory is still 109.1 MB. Free memory was 63.5 MB in the beginning and 49.6 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:30,681 INFO L168 Benchmark]: Boogie Procedure Inliner took 213.14 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 49.6 MB in the beginning and 91.9 MB in the end (delta: -42.3 MB). Peak memory consumption was 11.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:30,681 INFO L168 Benchmark]: Boogie Preprocessor took 123.77 ms. Allocated memory is still 132.1 MB. Free memory was 91.9 MB in the beginning and 81.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:30,682 INFO L168 Benchmark]: RCFGBuilder took 2238.66 ms. Allocated memory was 132.1 MB in the beginning and 213.9 MB in the end (delta: 81.8 MB). Free memory was 81.4 MB in the beginning and 110.5 MB in the end (delta: -29.1 MB). Peak memory consumption was 56.0 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:30,682 INFO L168 Benchmark]: TraceAbstraction took 20729.14 ms. Allocated memory was 213.9 MB in the beginning and 710.9 MB in the end (delta: 497.0 MB). Free memory was 109.5 MB in the beginning and 409.4 MB in the end (delta: -299.9 MB). Peak memory consumption was 196.0 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:30,683 INFO L168 Benchmark]: Witness Printer took 264.16 ms. Allocated memory is still 710.9 MB. Free memory was 409.4 MB in the beginning and 384.3 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:30,685 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68 ms. Allocated memory is still 109.1 MB. Free memory is still 83.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 896.73 ms. Allocated memory is still 109.1 MB. Free memory was 63.5 MB in the beginning and 49.6 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 213.14 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 49.6 MB in the beginning and 91.9 MB in the end (delta: -42.3 MB). Peak memory consumption was 11.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 123.77 ms. Allocated memory is still 132.1 MB. Free memory was 91.9 MB in the beginning and 81.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2238.66 ms. Allocated memory was 132.1 MB in the beginning and 213.9 MB in the end (delta: 81.8 MB). Free memory was 81.4 MB in the beginning and 110.5 MB in the end (delta: -29.1 MB). Peak memory consumption was 56.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 20729.14 ms. Allocated memory was 213.9 MB in the beginning and 710.9 MB in the end (delta: 497.0 MB). Free memory was 109.5 MB in the beginning and 409.4 MB in the end (delta: -299.9 MB). Peak memory consumption was 196.0 MB. Max. memory is 16.1 GB. * Witness Printer took 264.16 ms. Allocated memory is still 710.9 MB. Free memory was 409.4 MB in the beginning and 384.3 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 106]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1038]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1044]: Loop Invariant Derived loop invariant: ((((((((a4 == 0 && a25 == 12) || (140 < a29 && a4 == 1)) || ((165 <= a23 && a29 <= 130) && a4 == 1)) || (a4 == 0 && a23 <= 312)) || (a25 == 12 && a4 == 1)) || ((165 <= a23 && a25 == 11) && a4 == 1)) || (a25 <= 10 && a4 == 1)) || (306 <= a23 && a4 == 1)) || (a25 <= 10 && a4 == 0) - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: ((((((((a4 == 0 && a25 == 12) || (140 < a29 && a4 == 1)) || ((165 <= a23 && a29 <= 130) && a4 == 1)) || (a4 == 0 && a23 <= 312)) || (a25 == 12 && a4 == 1)) || ((165 <= a23 && a25 == 11) && a4 == 1)) || (a25 <= 10 && a4 == 1)) || (306 <= a23 && a4 == 1)) || (a25 <= 10 && a4 == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 283 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 20.1s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 14.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2108 SDtfs, 2177 SDslu, 319 SDs, 0 SdLazy, 6900 SolverSat, 1427 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 514 GetRequests, 498 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10419occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 2435 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 123 NumberOfFragments, 141 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1676 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 62 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 2688 NumberOfCodeBlocks, 2688 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 2675 ConstructedInterpolants, 0 QuantifiedInterpolants, 1795135 SizeOfPredicates, 0 NumberOfNonLiveVariables, 736 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 13 InterpolantComputations, 10 PerfectInterpolantSequences, 1443/1583 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...