./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label07.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcea985-b4b7-4064-9cf4-07f5876e0d9d/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcea985-b4b7-4064-9cf4-07f5876e0d9d/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcea985-b4b7-4064-9cf4-07f5876e0d9d/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcea985-b4b7-4064-9cf4-07f5876e0d9d/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label07.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcea985-b4b7-4064-9cf4-07f5876e0d9d/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcea985-b4b7-4064-9cf4-07f5876e0d9d/bin/uautomizer-GMMbpWq8iD --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 a8cf6243f0ab4090e55b0c0c5f0ae4cf837fa81bc993d776b406c2b0dbd3865c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:43:48,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:43:48,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:43:48,926 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:43:48,927 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:43:48,931 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:43:48,933 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:43:48,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:43:48,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:43:48,945 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:43:48,947 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:43:48,949 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:43:48,956 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:43:48,959 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:43:48,961 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:43:48,965 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:43:48,967 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:43:48,968 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:43:48,970 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:43:48,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:43:48,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:43:48,980 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:43:48,983 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:43:48,985 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:43:48,993 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:43:48,994 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:43:48,994 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:43:48,996 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:43:48,997 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:43:48,998 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:43:48,999 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:43:49,000 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:43:49,002 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:43:49,003 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:43:49,004 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:43:49,005 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:43:49,006 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:43:49,006 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:43:49,006 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:43:49,007 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:43:49,008 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:43:49,009 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcea985-b4b7-4064-9cf4-07f5876e0d9d/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 23:43:49,047 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:43:49,047 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:43:49,048 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:43:49,048 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:43:49,056 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:43:49,056 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:43:49,057 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:43:49,057 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:43:49,057 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:43:49,057 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:43:49,058 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:43:49,059 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:43:49,059 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:43:49,059 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:43:49,060 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:43:49,060 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:43:49,060 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:43:49,060 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:43:49,061 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:43:49,061 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:43:49,061 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:43:49,062 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:43:49,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:43:49,062 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:43:49,062 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:43:49,063 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:43:49,063 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:43:49,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:43:49,063 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:43:49,064 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:43:49,064 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:43:49,064 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:43:49,064 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_7fcea985-b4b7-4064-9cf4-07f5876e0d9d/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcea985-b4b7-4064-9cf4-07f5876e0d9d/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8cf6243f0ab4090e55b0c0c5f0ae4cf837fa81bc993d776b406c2b0dbd3865c [2021-10-28 23:43:49,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:43:49,343 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:43:49,346 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:43:49,347 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:43:49,348 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:43:49,349 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcea985-b4b7-4064-9cf4-07f5876e0d9d/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/eca-rers2012/Problem16_label07.c [2021-10-28 23:43:49,447 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcea985-b4b7-4064-9cf4-07f5876e0d9d/bin/uautomizer-GMMbpWq8iD/data/8f398af34/84faf95154ba4ae9b679703b38e1cb52/FLAG4c67c9e46 [2021-10-28 23:43:50,120 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:43:50,124 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcea985-b4b7-4064-9cf4-07f5876e0d9d/sv-benchmarks/c/eca-rers2012/Problem16_label07.c [2021-10-28 23:43:50,157 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcea985-b4b7-4064-9cf4-07f5876e0d9d/bin/uautomizer-GMMbpWq8iD/data/8f398af34/84faf95154ba4ae9b679703b38e1cb52/FLAG4c67c9e46 [2021-10-28 23:43:50,295 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcea985-b4b7-4064-9cf4-07f5876e0d9d/bin/uautomizer-GMMbpWq8iD/data/8f398af34/84faf95154ba4ae9b679703b38e1cb52 [2021-10-28 23:43:50,299 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:43:50,301 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:43:50,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:43:50,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:43:50,310 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:43:50,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:43:50" (1/1) ... [2021-10-28 23:43:50,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c34237d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:43:50, skipping insertion in model container [2021-10-28 23:43:50,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:43:50" (1/1) ... [2021-10-28 23:43:50,320 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:43:50,401 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:43:50,706 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcea985-b4b7-4064-9cf4-07f5876e0d9d/sv-benchmarks/c/eca-rers2012/Problem16_label07.c[5709,5722] [2021-10-28 23:43:51,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:43:51,229 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:43:51,274 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcea985-b4b7-4064-9cf4-07f5876e0d9d/sv-benchmarks/c/eca-rers2012/Problem16_label07.c[5709,5722] [2021-10-28 23:43:51,462 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:43:51,479 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:43:51,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:43:51 WrapperNode [2021-10-28 23:43:51,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:43:51,481 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:43:51,482 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:43:51,482 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:43:51,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:43:51" (1/1) ... [2021-10-28 23:43:51,544 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:43:51" (1/1) ... [2021-10-28 23:43:51,779 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:43:51,785 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:43:51,786 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:43:51,786 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:43:51,794 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:43:51" (1/1) ... [2021-10-28 23:43:51,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:43:51" (1/1) ... [2021-10-28 23:43:51,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:43:51" (1/1) ... [2021-10-28 23:43:51,812 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:43:51" (1/1) ... [2021-10-28 23:43:51,872 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:43:51" (1/1) ... [2021-10-28 23:43:51,888 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:43:51" (1/1) ... [2021-10-28 23:43:51,901 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:43:51" (1/1) ... [2021-10-28 23:43:51,916 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:43:51,917 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:43:51,917 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:43:51,917 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:43:51,918 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:43:51" (1/1) ... [2021-10-28 23:43:51,926 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:43:51,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcea985-b4b7-4064-9cf4-07f5876e0d9d/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:43:51,948 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcea985-b4b7-4064-9cf4-07f5876e0d9d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:43:51,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcea985-b4b7-4064-9cf4-07f5876e0d9d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:43:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:43:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:43:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:43:52,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:43:54,285 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:43:54,286 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-28 23:43:54,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:43:54 BoogieIcfgContainer [2021-10-28 23:43:54,289 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:43:54,291 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:43:54,291 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:43:54,295 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:43:54,295 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:43:50" (1/3) ... [2021-10-28 23:43:54,296 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a77d842 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:43:54, skipping insertion in model container [2021-10-28 23:43:54,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:43:51" (2/3) ... [2021-10-28 23:43:54,296 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a77d842 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:43:54, skipping insertion in model container [2021-10-28 23:43:54,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:43:54" (3/3) ... [2021-10-28 23:43:54,298 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label07.c [2021-10-28 23:43:54,306 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:43:54,307 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-28 23:43:54,370 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:43:54,376 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 23:43:54,377 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-28 23:43:54,406 INFO L276 IsEmpty]: Start isEmpty. Operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:43:54,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-28 23:43:54,415 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:43:54,416 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:43:54,417 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:43:54,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:43:54,423 INFO L85 PathProgramCache]: Analyzing trace with hash 1425694346, now seen corresponding path program 1 times [2021-10-28 23:43:54,432 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:43:54,433 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195354050] [2021-10-28 23:43:54,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:43:54,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:43:54,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:43:54,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:43:54,681 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:43:54,682 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195354050] [2021-10-28 23:43:54,683 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195354050] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:43:54,683 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:43:54,683 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:43:54,686 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903642060] [2021-10-28 23:43:54,693 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:43:54,693 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:43:54,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:43:54,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:43:54,717 INFO L87 Difference]: Start difference. First operand has 396 states, 394 states have (on average 1.8350253807106598) internal successors, (723), 395 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 2 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:43:56,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:43:56,939 INFO L93 Difference]: Finished difference Result 1122 states and 2103 transitions. [2021-10-28 23:43:56,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:43:56,941 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 2 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2021-10-28 23:43:56,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:43:56,962 INFO L225 Difference]: With dead ends: 1122 [2021-10-28 23:43:56,963 INFO L226 Difference]: Without dead ends: 662 [2021-10-28 23:43:56,968 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:43:56,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2021-10-28 23:43:57,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2021-10-28 23:43:57,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 662 states, 661 states have (on average 1.518910741301059) internal successors, (1004), 661 states have internal predecessors, (1004), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:43:57,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1004 transitions. [2021-10-28 23:43:57,058 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1004 transitions. Word has length 54 [2021-10-28 23:43:57,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:43:57,059 INFO L470 AbstractCegarLoop]: Abstraction has 662 states and 1004 transitions. [2021-10-28 23:43:57,059 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 2 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:43:57,059 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1004 transitions. [2021-10-28 23:43:57,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-10-28 23:43:57,065 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:43:57,066 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:43:57,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 23:43:57,066 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:43:57,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:43:57,067 INFO L85 PathProgramCache]: Analyzing trace with hash -268555836, now seen corresponding path program 1 times [2021-10-28 23:43:57,068 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:43:57,068 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938910320] [2021-10-28 23:43:57,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:43:57,068 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:43:57,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:43:57,220 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:43:57,221 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:43:57,221 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938910320] [2021-10-28 23:43:57,221 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1938910320] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:43:57,221 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:43:57,222 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:43:57,222 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756942426] [2021-10-28 23:43:57,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:43:57,223 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:43:57,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:43:57,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:43:57,225 INFO L87 Difference]: Start difference. First operand 662 states and 1004 transitions. Second operand has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 2 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:43:59,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:43:59,013 INFO L93 Difference]: Finished difference Result 1980 states and 3007 transitions. [2021-10-28 23:43:59,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:43:59,014 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 2 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-10-28 23:43:59,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:43:59,024 INFO L225 Difference]: With dead ends: 1980 [2021-10-28 23:43:59,024 INFO L226 Difference]: Without dead ends: 1320 [2021-10-28 23:43:59,031 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:43:59,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2021-10-28 23:43:59,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2021-10-28 23:43:59,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1320 states, 1319 states have (on average 1.4564063684609552) internal successors, (1921), 1319 states have internal predecessors, (1921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:43:59,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 1921 transitions. [2021-10-28 23:43:59,104 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 1921 transitions. Word has length 122 [2021-10-28 23:43:59,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:43:59,106 INFO L470 AbstractCegarLoop]: Abstraction has 1320 states and 1921 transitions. [2021-10-28 23:43:59,107 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 2 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:43:59,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1921 transitions. [2021-10-28 23:43:59,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-10-28 23:43:59,118 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:43:59,119 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:43:59,120 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 23:43:59,121 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:43:59,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:43:59,127 INFO L85 PathProgramCache]: Analyzing trace with hash 1649619629, now seen corresponding path program 1 times [2021-10-28 23:43:59,127 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:43:59,127 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46932085] [2021-10-28 23:43:59,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:43:59,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:43:59,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:43:59,251 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:43:59,251 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:43:59,251 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46932085] [2021-10-28 23:43:59,251 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [46932085] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:43:59,252 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:43:59,252 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:43:59,252 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413665337] [2021-10-28 23:43:59,253 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:43:59,253 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:43:59,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:43:59,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:43:59,254 INFO L87 Difference]: Start difference. First operand 1320 states and 1921 transitions. Second operand has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 2 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:01,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:44:01,059 INFO L93 Difference]: Finished difference Result 3954 states and 5758 transitions. [2021-10-28 23:44:01,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:44:01,060 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 2 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2021-10-28 23:44:01,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:44:01,076 INFO L225 Difference]: With dead ends: 3954 [2021-10-28 23:44:01,076 INFO L226 Difference]: Without dead ends: 2636 [2021-10-28 23:44:01,079 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:01,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2636 states. [2021-10-28 23:44:01,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2636 to 2636. [2021-10-28 23:44:01,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2636 states, 2635 states have (on average 1.3248576850094878) internal successors, (3491), 2635 states have internal predecessors, (3491), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:01,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 2636 states and 3491 transitions. [2021-10-28 23:44:01,170 INFO L78 Accepts]: Start accepts. Automaton has 2636 states and 3491 transitions. Word has length 133 [2021-10-28 23:44:01,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:44:01,171 INFO L470 AbstractCegarLoop]: Abstraction has 2636 states and 3491 transitions. [2021-10-28 23:44:01,171 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 2 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:01,172 INFO L276 IsEmpty]: Start isEmpty. Operand 2636 states and 3491 transitions. [2021-10-28 23:44:01,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-10-28 23:44:01,175 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:44:01,175 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:44:01,175 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 23:44:01,176 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:44:01,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:44:01,177 INFO L85 PathProgramCache]: Analyzing trace with hash -2044941141, now seen corresponding path program 1 times [2021-10-28 23:44:01,177 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:44:01,177 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862093198] [2021-10-28 23:44:01,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:44:01,178 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:44:01,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:44:01,286 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:44:01,286 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:44:01,286 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862093198] [2021-10-28 23:44:01,287 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862093198] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:44:01,287 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:44:01,287 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:44:01,288 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682767295] [2021-10-28 23:44:01,288 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:44:01,289 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:44:01,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:44:01,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:01,290 INFO L87 Difference]: Start difference. First operand 2636 states and 3491 transitions. Second operand has 3 states, 3 states have (on average 61.666666666666664) internal successors, (185), 2 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:02,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:44:02,768 INFO L93 Difference]: Finished difference Result 6586 states and 8550 transitions. [2021-10-28 23:44:02,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:44:02,773 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 61.666666666666664) internal successors, (185), 2 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 185 [2021-10-28 23:44:02,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:44:02,795 INFO L225 Difference]: With dead ends: 6586 [2021-10-28 23:44:02,795 INFO L226 Difference]: Without dead ends: 3952 [2021-10-28 23:44:02,799 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:02,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3952 states. [2021-10-28 23:44:02,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3952 to 3952. [2021-10-28 23:44:02,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3952 states, 3951 states have (on average 1.2171602126044039) internal successors, (4809), 3951 states have internal predecessors, (4809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:02,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 4809 transitions. [2021-10-28 23:44:02,911 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 4809 transitions. Word has length 185 [2021-10-28 23:44:02,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:44:02,912 INFO L470 AbstractCegarLoop]: Abstraction has 3952 states and 4809 transitions. [2021-10-28 23:44:02,913 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 61.666666666666664) internal successors, (185), 2 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:02,913 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 4809 transitions. [2021-10-28 23:44:02,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2021-10-28 23:44:02,919 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:44:02,919 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:44:02,919 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 23:44:02,920 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:44:02,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:44:02,921 INFO L85 PathProgramCache]: Analyzing trace with hash -2073243481, now seen corresponding path program 1 times [2021-10-28 23:44:02,921 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:44:02,921 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982465516] [2021-10-28 23:44:02,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:44:02,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:44:02,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:44:03,117 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:44:03,117 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:44:03,118 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982465516] [2021-10-28 23:44:03,118 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982465516] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:44:03,118 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:44:03,118 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:44:03,119 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994386938] [2021-10-28 23:44:03,119 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:44:03,120 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:44:03,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:44:03,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:03,121 INFO L87 Difference]: Start difference. First operand 3952 states and 4809 transitions. Second operand has 3 states, 3 states have (on average 96.33333333333333) internal successors, (289), 3 states have internal predecessors, (289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:04,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:44:04,816 INFO L93 Difference]: Finished difference Result 9547 states and 11836 transitions. [2021-10-28 23:44:04,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:44:04,817 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 96.33333333333333) internal successors, (289), 3 states have internal predecessors, (289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 289 [2021-10-28 23:44:04,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:44:04,847 INFO L225 Difference]: With dead ends: 9547 [2021-10-28 23:44:04,847 INFO L226 Difference]: Without dead ends: 5597 [2021-10-28 23:44:04,852 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:04,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5597 states. [2021-10-28 23:44:04,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5597 to 5597. [2021-10-28 23:44:04,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5597 states, 5596 states have (on average 1.2101501072194425) internal successors, (6772), 5596 states have internal predecessors, (6772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:04,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5597 states to 5597 states and 6772 transitions. [2021-10-28 23:44:04,972 INFO L78 Accepts]: Start accepts. Automaton has 5597 states and 6772 transitions. Word has length 289 [2021-10-28 23:44:04,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:44:04,973 INFO L470 AbstractCegarLoop]: Abstraction has 5597 states and 6772 transitions. [2021-10-28 23:44:04,973 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 96.33333333333333) internal successors, (289), 3 states have internal predecessors, (289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:04,974 INFO L276 IsEmpty]: Start isEmpty. Operand 5597 states and 6772 transitions. [2021-10-28 23:44:04,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2021-10-28 23:44:04,979 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:44:04,979 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:44:04,979 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 23:44:04,980 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:44:04,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:44:04,981 INFO L85 PathProgramCache]: Analyzing trace with hash 982610382, now seen corresponding path program 1 times [2021-10-28 23:44:04,981 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:44:04,981 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2147248095] [2021-10-28 23:44:04,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:44:04,982 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:44:05,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:44:05,276 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:44:05,276 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:44:05,277 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2147248095] [2021-10-28 23:44:05,277 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2147248095] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:44:05,277 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:44:05,278 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:44:05,278 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67019370] [2021-10-28 23:44:05,280 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:44:05,283 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:44:05,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:44:05,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:44:05,288 INFO L87 Difference]: Start difference. First operand 5597 states and 6772 transitions. Second operand has 4 states, 4 states have (on average 74.75) internal successors, (299), 3 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:06,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:44:06,951 INFO L93 Difference]: Finished difference Result 11574 states and 13936 transitions. [2021-10-28 23:44:06,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:44:06,952 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 74.75) internal successors, (299), 3 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 299 [2021-10-28 23:44:06,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:44:06,989 INFO L225 Difference]: With dead ends: 11574 [2021-10-28 23:44:06,989 INFO L226 Difference]: Without dead ends: 5979 [2021-10-28 23:44:06,995 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:44:07,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5979 states. [2021-10-28 23:44:07,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5979 to 5926. [2021-10-28 23:44:07,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5926 states, 5925 states have (on average 1.199493670886076) internal successors, (7107), 5925 states have internal predecessors, (7107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:07,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5926 states to 5926 states and 7107 transitions. [2021-10-28 23:44:07,156 INFO L78 Accepts]: Start accepts. Automaton has 5926 states and 7107 transitions. Word has length 299 [2021-10-28 23:44:07,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:44:07,157 INFO L470 AbstractCegarLoop]: Abstraction has 5926 states and 7107 transitions. [2021-10-28 23:44:07,158 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 74.75) internal successors, (299), 3 states have internal predecessors, (299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:07,158 INFO L276 IsEmpty]: Start isEmpty. Operand 5926 states and 7107 transitions. [2021-10-28 23:44:07,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2021-10-28 23:44:07,166 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:44:07,166 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:44:07,167 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 23:44:07,167 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:44:07,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:44:07,168 INFO L85 PathProgramCache]: Analyzing trace with hash -474499041, now seen corresponding path program 1 times [2021-10-28 23:44:07,168 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:44:07,173 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352491923] [2021-10-28 23:44:07,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:44:07,173 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:44:07,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:44:07,452 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:44:07,453 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:44:07,454 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352491923] [2021-10-28 23:44:07,454 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352491923] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:44:07,454 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:44:07,455 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 23:44:07,455 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091840737] [2021-10-28 23:44:07,456 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 23:44:07,456 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:44:07,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 23:44:07,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-10-28 23:44:07,458 INFO L87 Difference]: Start difference. First operand 5926 states and 7107 transitions. Second operand has 7 states, 7 states have (on average 55.142857142857146) internal successors, (386), 6 states have internal predecessors, (386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:09,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:44:09,583 INFO L93 Difference]: Finished difference Result 11380 states and 13724 transitions. [2021-10-28 23:44:09,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 23:44:09,584 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 55.142857142857146) internal successors, (386), 6 states have internal predecessors, (386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 386 [2021-10-28 23:44:09,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:44:09,609 INFO L225 Difference]: With dead ends: 11380 [2021-10-28 23:44:09,610 INFO L226 Difference]: Without dead ends: 5597 [2021-10-28 23:44:09,616 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-10-28 23:44:09,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5597 states. [2021-10-28 23:44:09,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5597 to 5597. [2021-10-28 23:44:09,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5597 states, 5596 states have (on average 1.0816654753395283) internal successors, (6053), 5596 states have internal predecessors, (6053), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:09,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5597 states to 5597 states and 6053 transitions. [2021-10-28 23:44:09,738 INFO L78 Accepts]: Start accepts. Automaton has 5597 states and 6053 transitions. Word has length 386 [2021-10-28 23:44:09,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:44:09,738 INFO L470 AbstractCegarLoop]: Abstraction has 5597 states and 6053 transitions. [2021-10-28 23:44:09,739 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 55.142857142857146) internal successors, (386), 6 states have internal predecessors, (386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:09,739 INFO L276 IsEmpty]: Start isEmpty. Operand 5597 states and 6053 transitions. [2021-10-28 23:44:09,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2021-10-28 23:44:09,747 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:44:09,747 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:44:09,748 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 23:44:09,748 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:44:09,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:44:09,749 INFO L85 PathProgramCache]: Analyzing trace with hash -958099513, now seen corresponding path program 1 times [2021-10-28 23:44:09,749 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:44:09,749 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408965130] [2021-10-28 23:44:09,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:44:09,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:44:09,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:44:09,951 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2021-10-28 23:44:09,951 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:44:09,951 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408965130] [2021-10-28 23:44:09,952 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [408965130] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:44:09,952 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1571355548] [2021-10-28 23:44:09,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:44:09,953 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:44:09,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcea985-b4b7-4064-9cf4-07f5876e0d9d/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:44:09,960 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcea985-b4b7-4064-9cf4-07f5876e0d9d/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:44:09,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcea985-b4b7-4064-9cf4-07f5876e0d9d/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 23:44:10,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:44:10,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:44:10,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:44:11,637 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2021-10-28 23:44:11,638 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1571355548] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:44:11,638 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:44:11,638 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2021-10-28 23:44:11,639 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876320529] [2021-10-28 23:44:11,639 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:44:11,640 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:44:11,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:44:11,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:44:11,641 INFO L87 Difference]: Start difference. First operand 5597 states and 6053 transitions. Second operand has 3 states, 3 states have (on average 82.66666666666667) internal successors, (248), 2 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:12,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:44:12,616 INFO L93 Difference]: Finished difference Result 7244 states and 7749 transitions. [2021-10-28 23:44:12,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:44:12,617 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 82.66666666666667) internal successors, (248), 2 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 393 [2021-10-28 23:44:12,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:44:12,646 INFO L225 Difference]: With dead ends: 7244 [2021-10-28 23:44:12,646 INFO L226 Difference]: Without dead ends: 7242 [2021-10-28 23:44:12,649 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 395 GetRequests, 392 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:44:12,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7242 states. [2021-10-28 23:44:12,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7242 to 6255. [2021-10-28 23:44:12,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6255 states, 6254 states have (on average 1.0767508794371603) internal successors, (6734), 6254 states have internal predecessors, (6734), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:12,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6255 states to 6255 states and 6734 transitions. [2021-10-28 23:44:12,765 INFO L78 Accepts]: Start accepts. Automaton has 6255 states and 6734 transitions. Word has length 393 [2021-10-28 23:44:12,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:44:12,766 INFO L470 AbstractCegarLoop]: Abstraction has 6255 states and 6734 transitions. [2021-10-28 23:44:12,767 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 82.66666666666667) internal successors, (248), 2 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:12,767 INFO L276 IsEmpty]: Start isEmpty. Operand 6255 states and 6734 transitions. [2021-10-28 23:44:12,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 630 [2021-10-28 23:44:12,788 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:44:12,789 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:44:12,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcea985-b4b7-4064-9cf4-07f5876e0d9d/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:44:13,008 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcea985-b4b7-4064-9cf4-07f5876e0d9d/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:44:13,008 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:44:13,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:44:13,009 INFO L85 PathProgramCache]: Analyzing trace with hash 2064845994, now seen corresponding path program 1 times [2021-10-28 23:44:13,009 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:44:13,010 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147283071] [2021-10-28 23:44:13,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:44:13,010 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:44:13,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:44:13,265 INFO L134 CoverageAnalysis]: Checked inductivity of 839 backedges. 692 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-10-28 23:44:13,266 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:44:13,266 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147283071] [2021-10-28 23:44:13,266 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147283071] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:44:13,266 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:44:13,267 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:44:13,267 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895166366] [2021-10-28 23:44:13,268 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:44:13,268 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:44:13,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:44:13,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:13,269 INFO L87 Difference]: Start difference. First operand 6255 states and 6734 transitions. Second operand has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 3 states have internal predecessors, (484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:14,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:44:14,488 INFO L93 Difference]: Finished difference Result 14482 states and 15690 transitions. [2021-10-28 23:44:14,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:44:14,489 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 3 states have internal predecessors, (484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 629 [2021-10-28 23:44:14,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:44:14,508 INFO L225 Difference]: With dead ends: 14482 [2021-10-28 23:44:14,508 INFO L226 Difference]: Without dead ends: 8558 [2021-10-28 23:44:14,516 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:14,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8558 states. [2021-10-28 23:44:14,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8558 to 8558. [2021-10-28 23:44:14,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8558 states, 8557 states have (on average 1.0781816057029332) internal successors, (9226), 8557 states have internal predecessors, (9226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:14,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8558 states to 8558 states and 9226 transitions. [2021-10-28 23:44:14,698 INFO L78 Accepts]: Start accepts. Automaton has 8558 states and 9226 transitions. Word has length 629 [2021-10-28 23:44:14,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:44:14,699 INFO L470 AbstractCegarLoop]: Abstraction has 8558 states and 9226 transitions. [2021-10-28 23:44:14,699 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 161.33333333333334) internal successors, (484), 3 states have internal predecessors, (484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:14,699 INFO L276 IsEmpty]: Start isEmpty. Operand 8558 states and 9226 transitions. [2021-10-28 23:44:14,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 711 [2021-10-28 23:44:14,710 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:44:14,711 INFO L513 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-28 23:44:14,711 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 23:44:14,712 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:44:14,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:44:14,712 INFO L85 PathProgramCache]: Analyzing trace with hash 1331746398, now seen corresponding path program 1 times [2021-10-28 23:44:14,713 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:44:14,713 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390065517] [2021-10-28 23:44:14,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:44:14,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:44:14,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:44:15,025 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 687 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2021-10-28 23:44:15,025 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:44:15,025 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390065517] [2021-10-28 23:44:15,025 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390065517] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:44:15,027 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:44:15,028 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:44:15,028 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269696034] [2021-10-28 23:44:15,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:44:15,033 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:44:15,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:44:15,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:44:15,038 INFO L87 Difference]: Start difference. First operand 8558 states and 9226 transitions. Second operand has 4 states, 4 states have (on average 148.75) internal successors, (595), 3 states have internal predecessors, (595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:16,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:44:16,838 INFO L93 Difference]: Finished difference Result 20404 states and 22031 transitions. [2021-10-28 23:44:16,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 23:44:16,838 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 148.75) internal successors, (595), 3 states have internal predecessors, (595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 710 [2021-10-28 23:44:16,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:44:16,860 INFO L225 Difference]: With dead ends: 20404 [2021-10-28 23:44:16,861 INFO L226 Difference]: Without dead ends: 12177 [2021-10-28 23:44:16,869 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:44:16,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12177 states. [2021-10-28 23:44:17,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12177 to 11519. [2021-10-28 23:44:17,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11519 states, 11518 states have (on average 1.0766626150373328) internal successors, (12401), 11518 states have internal predecessors, (12401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:17,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11519 states to 11519 states and 12401 transitions. [2021-10-28 23:44:17,059 INFO L78 Accepts]: Start accepts. Automaton has 11519 states and 12401 transitions. Word has length 710 [2021-10-28 23:44:17,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:44:17,060 INFO L470 AbstractCegarLoop]: Abstraction has 11519 states and 12401 transitions. [2021-10-28 23:44:17,060 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 148.75) internal successors, (595), 3 states have internal predecessors, (595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:17,060 INFO L276 IsEmpty]: Start isEmpty. Operand 11519 states and 12401 transitions. [2021-10-28 23:44:17,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 749 [2021-10-28 23:44:17,074 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:44:17,075 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:44:17,075 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-28 23:44:17,075 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:44:17,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:44:17,076 INFO L85 PathProgramCache]: Analyzing trace with hash 95917745, now seen corresponding path program 1 times [2021-10-28 23:44:17,076 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:44:17,077 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135246147] [2021-10-28 23:44:17,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:44:17,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:44:17,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:44:17,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1256 backedges. 859 proven. 0 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2021-10-28 23:44:17,485 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:44:17,485 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135246147] [2021-10-28 23:44:17,485 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135246147] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:44:17,485 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:44:17,486 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:44:17,486 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982683546] [2021-10-28 23:44:17,487 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:44:17,487 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:44:17,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:44:17,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:44:17,489 INFO L87 Difference]: Start difference. First operand 11519 states and 12401 transitions. Second operand has 4 states, 4 states have (on average 130.75) internal successors, (523), 3 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:18,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:44:18,830 INFO L93 Difference]: Finished difference Result 22378 states and 24133 transitions. [2021-10-28 23:44:18,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:44:18,831 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 130.75) internal successors, (523), 3 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 748 [2021-10-28 23:44:18,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:44:18,850 INFO L225 Difference]: With dead ends: 22378 [2021-10-28 23:44:18,850 INFO L226 Difference]: Without dead ends: 11519 [2021-10-28 23:44:18,860 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:44:18,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11519 states. [2021-10-28 23:44:19,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11519 to 11519. [2021-10-28 23:44:19,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11519 states, 11518 states have (on average 1.0764021531515888) internal successors, (12398), 11518 states have internal predecessors, (12398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:19,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11519 states to 11519 states and 12398 transitions. [2021-10-28 23:44:19,093 INFO L78 Accepts]: Start accepts. Automaton has 11519 states and 12398 transitions. Word has length 748 [2021-10-28 23:44:19,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:44:19,094 INFO L470 AbstractCegarLoop]: Abstraction has 11519 states and 12398 transitions. [2021-10-28 23:44:19,094 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 130.75) internal successors, (523), 3 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:19,094 INFO L276 IsEmpty]: Start isEmpty. Operand 11519 states and 12398 transitions. [2021-10-28 23:44:19,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 810 [2021-10-28 23:44:19,109 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:44:19,110 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:44:19,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-28 23:44:19,111 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:44:19,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:44:19,112 INFO L85 PathProgramCache]: Analyzing trace with hash -1477517953, now seen corresponding path program 1 times [2021-10-28 23:44:19,112 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:44:19,113 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727921707] [2021-10-28 23:44:19,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:44:19,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:44:19,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:44:19,464 INFO L134 CoverageAnalysis]: Checked inductivity of 1317 backedges. 656 proven. 0 refuted. 0 times theorem prover too weak. 661 trivial. 0 not checked. [2021-10-28 23:44:19,464 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:44:19,464 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727921707] [2021-10-28 23:44:19,465 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1727921707] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:44:19,465 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:44:19,465 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:44:19,465 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257631747] [2021-10-28 23:44:19,466 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:44:19,467 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:44:19,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:44:19,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:19,468 INFO L87 Difference]: Start difference. First operand 11519 states and 12398 transitions. Second operand has 3 states, 3 states have (on average 134.66666666666666) internal successors, (404), 3 states have internal predecessors, (404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:20,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:44:20,594 INFO L93 Difference]: Finished difference Result 25010 states and 27081 transitions. [2021-10-28 23:44:20,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:44:20,595 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 134.66666666666666) internal successors, (404), 3 states have internal predecessors, (404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 809 [2021-10-28 23:44:20,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:44:20,620 INFO L225 Difference]: With dead ends: 25010 [2021-10-28 23:44:20,621 INFO L226 Difference]: Without dead ends: 14151 [2021-10-28 23:44:20,631 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:20,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14151 states. [2021-10-28 23:44:20,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14151 to 13493. [2021-10-28 23:44:20,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13493 states, 13492 states have (on average 1.066335606285206) internal successors, (14387), 13492 states have internal predecessors, (14387), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:20,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13493 states to 13493 states and 14387 transitions. [2021-10-28 23:44:20,829 INFO L78 Accepts]: Start accepts. Automaton has 13493 states and 14387 transitions. Word has length 809 [2021-10-28 23:44:20,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:44:20,830 INFO L470 AbstractCegarLoop]: Abstraction has 13493 states and 14387 transitions. [2021-10-28 23:44:20,831 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 134.66666666666666) internal successors, (404), 3 states have internal predecessors, (404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:20,831 INFO L276 IsEmpty]: Start isEmpty. Operand 13493 states and 14387 transitions. [2021-10-28 23:44:20,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 811 [2021-10-28 23:44:20,847 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:44:20,849 INFO L513 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:44:20,849 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-28 23:44:20,849 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:44:20,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:44:20,850 INFO L85 PathProgramCache]: Analyzing trace with hash -81868490, now seen corresponding path program 1 times [2021-10-28 23:44:20,850 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:44:20,851 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991983819] [2021-10-28 23:44:20,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:44:20,851 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:44:20,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:44:21,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1321 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 1062 trivial. 0 not checked. [2021-10-28 23:44:21,295 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:44:21,295 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991983819] [2021-10-28 23:44:21,295 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1991983819] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:44:21,295 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:44:21,296 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:44:21,296 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484100273] [2021-10-28 23:44:21,297 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:44:21,297 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:44:21,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:44:21,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:21,299 INFO L87 Difference]: Start difference. First operand 13493 states and 14387 transitions. Second operand has 3 states, 3 states have (on average 98.0) internal successors, (294), 3 states have internal predecessors, (294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:22,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:44:22,283 INFO L93 Difference]: Finished difference Result 26326 states and 28108 transitions. [2021-10-28 23:44:22,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:44:22,284 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 98.0) internal successors, (294), 3 states have internal predecessors, (294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 810 [2021-10-28 23:44:22,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:44:22,301 INFO L225 Difference]: With dead ends: 26326 [2021-10-28 23:44:22,302 INFO L226 Difference]: Without dead ends: 13493 [2021-10-28 23:44:22,315 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:22,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13493 states. [2021-10-28 23:44:22,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13493 to 13164. [2021-10-28 23:44:22,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13164 states, 13163 states have (on average 1.05918103775735) internal successors, (13942), 13163 states have internal predecessors, (13942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:22,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 13942 transitions. [2021-10-28 23:44:22,606 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 13942 transitions. Word has length 810 [2021-10-28 23:44:22,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:44:22,607 INFO L470 AbstractCegarLoop]: Abstraction has 13164 states and 13942 transitions. [2021-10-28 23:44:22,608 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 98.0) internal successors, (294), 3 states have internal predecessors, (294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:22,608 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 13942 transitions. [2021-10-28 23:44:22,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 981 [2021-10-28 23:44:22,642 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:44:22,643 INFO L513 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:44:22,643 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-28 23:44:22,643 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:44:22,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:44:22,644 INFO L85 PathProgramCache]: Analyzing trace with hash -875533508, now seen corresponding path program 1 times [2021-10-28 23:44:22,644 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:44:22,644 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864499514] [2021-10-28 23:44:22,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:44:22,645 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:44:22,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:44:23,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2302 backedges. 1188 proven. 0 refuted. 0 times theorem prover too weak. 1114 trivial. 0 not checked. [2021-10-28 23:44:23,070 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:44:23,071 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864499514] [2021-10-28 23:44:23,071 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864499514] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:44:23,071 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:44:23,071 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:44:23,071 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104574663] [2021-10-28 23:44:23,073 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:44:23,073 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:44:23,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:44:23,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:23,075 INFO L87 Difference]: Start difference. First operand 13164 states and 13942 transitions. Second operand has 3 states, 3 states have (on average 137.66666666666666) internal successors, (413), 3 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:24,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:44:24,110 INFO L93 Difference]: Finished difference Result 30932 states and 32825 transitions. [2021-10-28 23:44:24,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:44:24,111 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 137.66666666666666) internal successors, (413), 3 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 980 [2021-10-28 23:44:24,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:44:24,125 INFO L225 Difference]: With dead ends: 30932 [2021-10-28 23:44:24,126 INFO L226 Difference]: Without dead ends: 16783 [2021-10-28 23:44:24,133 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:24,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16783 states. [2021-10-28 23:44:24,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16783 to 16454. [2021-10-28 23:44:24,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16454 states, 16453 states have (on average 1.045766729471829) internal successors, (17206), 16453 states have internal predecessors, (17206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:24,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16454 states to 16454 states and 17206 transitions. [2021-10-28 23:44:24,349 INFO L78 Accepts]: Start accepts. Automaton has 16454 states and 17206 transitions. Word has length 980 [2021-10-28 23:44:24,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:44:24,350 INFO L470 AbstractCegarLoop]: Abstraction has 16454 states and 17206 transitions. [2021-10-28 23:44:24,350 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 137.66666666666666) internal successors, (413), 3 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:24,350 INFO L276 IsEmpty]: Start isEmpty. Operand 16454 states and 17206 transitions. [2021-10-28 23:44:24,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1250 [2021-10-28 23:44:24,379 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:44:24,380 INFO L513 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-28 23:44:24,381 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-28 23:44:24,381 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:44:24,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:44:24,382 INFO L85 PathProgramCache]: Analyzing trace with hash 1116307308, now seen corresponding path program 1 times [2021-10-28 23:44:24,382 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:44:24,382 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636966658] [2021-10-28 23:44:24,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:44:24,383 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:44:24,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:44:24,962 INFO L134 CoverageAnalysis]: Checked inductivity of 3279 backedges. 1062 proven. 0 refuted. 0 times theorem prover too weak. 2217 trivial. 0 not checked. [2021-10-28 23:44:24,962 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:44:24,962 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636966658] [2021-10-28 23:44:24,962 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636966658] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:44:24,963 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:44:24,963 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:44:24,965 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005805338] [2021-10-28 23:44:24,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:44:24,967 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:44:24,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:44:24,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:24,968 INFO L87 Difference]: Start difference. First operand 16454 states and 17206 transitions. Second operand has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:25,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:44:25,911 INFO L93 Difference]: Finished difference Result 32577 states and 34076 transitions. [2021-10-28 23:44:25,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:44:25,912 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1249 [2021-10-28 23:44:25,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:44:25,928 INFO L225 Difference]: With dead ends: 32577 [2021-10-28 23:44:25,928 INFO L226 Difference]: Without dead ends: 16783 [2021-10-28 23:44:25,937 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:25,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16783 states. [2021-10-28 23:44:26,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16783 to 15796. [2021-10-28 23:44:26,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15796 states, 15795 states have (on average 1.0376701487812598) internal successors, (16390), 15795 states have internal predecessors, (16390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:26,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15796 states to 15796 states and 16390 transitions. [2021-10-28 23:44:26,214 INFO L78 Accepts]: Start accepts. Automaton has 15796 states and 16390 transitions. Word has length 1249 [2021-10-28 23:44:26,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:44:26,216 INFO L470 AbstractCegarLoop]: Abstraction has 15796 states and 16390 transitions. [2021-10-28 23:44:26,216 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 144.33333333333334) internal successors, (433), 3 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:26,216 INFO L276 IsEmpty]: Start isEmpty. Operand 15796 states and 16390 transitions. [2021-10-28 23:44:26,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1266 [2021-10-28 23:44:26,245 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:44:26,247 INFO L513 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-28 23:44:26,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-28 23:44:26,247 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:44:26,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:44:26,248 INFO L85 PathProgramCache]: Analyzing trace with hash -2031272531, now seen corresponding path program 1 times [2021-10-28 23:44:26,249 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:44:26,249 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793086964] [2021-10-28 23:44:26,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:44:26,249 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:44:26,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:44:26,904 INFO L134 CoverageAnalysis]: Checked inductivity of 3510 backedges. 1098 proven. 0 refuted. 0 times theorem prover too weak. 2412 trivial. 0 not checked. [2021-10-28 23:44:26,904 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:44:26,904 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793086964] [2021-10-28 23:44:26,905 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793086964] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:44:26,905 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:44:26,905 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:44:26,906 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665005572] [2021-10-28 23:44:26,907 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:44:26,907 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:44:26,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:44:26,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:26,909 INFO L87 Difference]: Start difference. First operand 15796 states and 16390 transitions. Second operand has 3 states, 3 states have (on average 136.66666666666666) internal successors, (410), 3 states have internal predecessors, (410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:28,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:44:28,203 INFO L93 Difference]: Finished difference Result 34222 states and 35580 transitions. [2021-10-28 23:44:28,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:44:28,203 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 136.66666666666666) internal successors, (410), 3 states have internal predecessors, (410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1265 [2021-10-28 23:44:28,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:44:28,216 INFO L225 Difference]: With dead ends: 34222 [2021-10-28 23:44:28,216 INFO L226 Difference]: Without dead ends: 16783 [2021-10-28 23:44:28,224 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:28,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16783 states. [2021-10-28 23:44:28,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16783 to 14809. [2021-10-28 23:44:28,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14809 states, 14808 states have (on average 1.0324824419232848) internal successors, (15289), 14808 states have internal predecessors, (15289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:28,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14809 states to 14809 states and 15289 transitions. [2021-10-28 23:44:28,418 INFO L78 Accepts]: Start accepts. Automaton has 14809 states and 15289 transitions. Word has length 1265 [2021-10-28 23:44:28,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:44:28,420 INFO L470 AbstractCegarLoop]: Abstraction has 14809 states and 15289 transitions. [2021-10-28 23:44:28,420 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 136.66666666666666) internal successors, (410), 3 states have internal predecessors, (410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:28,421 INFO L276 IsEmpty]: Start isEmpty. Operand 14809 states and 15289 transitions. [2021-10-28 23:44:28,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1592 [2021-10-28 23:44:28,478 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:44:28,480 INFO L513 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-28 23:44:28,480 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-28 23:44:28,480 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:44:28,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:44:28,481 INFO L85 PathProgramCache]: Analyzing trace with hash -1693720187, now seen corresponding path program 1 times [2021-10-28 23:44:28,482 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:44:28,482 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682469755] [2021-10-28 23:44:28,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:44:28,483 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:44:28,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:44:29,316 INFO L134 CoverageAnalysis]: Checked inductivity of 5035 backedges. 3358 proven. 0 refuted. 0 times theorem prover too weak. 1677 trivial. 0 not checked. [2021-10-28 23:44:29,316 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:44:29,316 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682469755] [2021-10-28 23:44:29,316 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1682469755] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:44:29,317 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:44:29,317 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:44:29,317 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909665304] [2021-10-28 23:44:29,319 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:44:29,319 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:44:29,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:44:29,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:29,321 INFO L87 Difference]: Start difference. First operand 14809 states and 15289 transitions. Second operand has 3 states, 3 states have (on average 227.33333333333334) internal successors, (682), 3 states have internal predecessors, (682), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:30,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:44:30,317 INFO L93 Difference]: Finished difference Result 29287 states and 30242 transitions. [2021-10-28 23:44:30,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:44:30,318 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 227.33333333333334) internal successors, (682), 3 states have internal predecessors, (682), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1591 [2021-10-28 23:44:30,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:44:30,332 INFO L225 Difference]: With dead ends: 29287 [2021-10-28 23:44:30,332 INFO L226 Difference]: Without dead ends: 14809 [2021-10-28 23:44:30,341 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:30,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14809 states. [2021-10-28 23:44:30,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14809 to 14480. [2021-10-28 23:44:30,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14480 states, 14479 states have (on average 1.026244906416189) internal successors, (14859), 14479 states have internal predecessors, (14859), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:30,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14480 states to 14480 states and 14859 transitions. [2021-10-28 23:44:30,518 INFO L78 Accepts]: Start accepts. Automaton has 14480 states and 14859 transitions. Word has length 1591 [2021-10-28 23:44:30,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:44:30,519 INFO L470 AbstractCegarLoop]: Abstraction has 14480 states and 14859 transitions. [2021-10-28 23:44:30,519 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 227.33333333333334) internal successors, (682), 3 states have internal predecessors, (682), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:30,519 INFO L276 IsEmpty]: Start isEmpty. Operand 14480 states and 14859 transitions. [2021-10-28 23:44:30,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1602 [2021-10-28 23:44:30,579 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:44:30,580 INFO L513 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:44:30,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-28 23:44:30,581 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:44:30,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:44:30,582 INFO L85 PathProgramCache]: Analyzing trace with hash 133853847, now seen corresponding path program 1 times [2021-10-28 23:44:30,582 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:44:30,582 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476593520] [2021-10-28 23:44:30,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:44:30,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:44:30,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:44:31,414 INFO L134 CoverageAnalysis]: Checked inductivity of 4302 backedges. 2508 proven. 0 refuted. 0 times theorem prover too weak. 1794 trivial. 0 not checked. [2021-10-28 23:44:31,414 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:44:31,414 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476593520] [2021-10-28 23:44:31,415 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476593520] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:44:31,415 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:44:31,415 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:44:31,416 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831513886] [2021-10-28 23:44:31,419 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:44:31,419 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:44:31,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:44:31,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:31,421 INFO L87 Difference]: Start difference. First operand 14480 states and 14859 transitions. Second operand has 3 states, 3 states have (on average 261.6666666666667) internal successors, (785), 3 states have internal predecessors, (785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:32,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:44:32,336 INFO L93 Difference]: Finished difference Result 28629 states and 29385 transitions. [2021-10-28 23:44:32,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:44:32,337 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 261.6666666666667) internal successors, (785), 3 states have internal predecessors, (785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1601 [2021-10-28 23:44:32,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:44:32,350 INFO L225 Difference]: With dead ends: 28629 [2021-10-28 23:44:32,351 INFO L226 Difference]: Without dead ends: 14480 [2021-10-28 23:44:32,357 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:32,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14480 states. [2021-10-28 23:44:32,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14480 to 13822. [2021-10-28 23:44:32,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13822 states, 13821 states have (on average 1.0206931481079518) internal successors, (14107), 13821 states have internal predecessors, (14107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:32,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13822 states to 13822 states and 14107 transitions. [2021-10-28 23:44:32,553 INFO L78 Accepts]: Start accepts. Automaton has 13822 states and 14107 transitions. Word has length 1601 [2021-10-28 23:44:32,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:44:32,554 INFO L470 AbstractCegarLoop]: Abstraction has 13822 states and 14107 transitions. [2021-10-28 23:44:32,554 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 261.6666666666667) internal successors, (785), 3 states have internal predecessors, (785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:32,554 INFO L276 IsEmpty]: Start isEmpty. Operand 13822 states and 14107 transitions. [2021-10-28 23:44:32,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1650 [2021-10-28 23:44:32,572 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:44:32,573 INFO L513 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:44:32,573 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-10-28 23:44:32,573 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:44:32,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:44:32,574 INFO L85 PathProgramCache]: Analyzing trace with hash 399729216, now seen corresponding path program 1 times [2021-10-28 23:44:32,575 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:44:32,575 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250599970] [2021-10-28 23:44:32,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:44:32,575 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:44:32,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:44:33,297 INFO L134 CoverageAnalysis]: Checked inductivity of 5399 backedges. 3124 proven. 0 refuted. 0 times theorem prover too weak. 2275 trivial. 0 not checked. [2021-10-28 23:44:33,297 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:44:33,297 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250599970] [2021-10-28 23:44:33,298 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250599970] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:44:33,298 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:44:33,298 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:44:33,299 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568311148] [2021-10-28 23:44:33,301 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:44:33,301 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:44:33,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:44:33,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:33,302 INFO L87 Difference]: Start difference. First operand 13822 states and 14107 transitions. Second operand has 3 states, 3 states have (on average 218.66666666666666) internal successors, (656), 3 states have internal predecessors, (656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:34,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:44:34,236 INFO L93 Difference]: Finished difference Result 27642 states and 28219 transitions. [2021-10-28 23:44:34,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:44:34,238 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 218.66666666666666) internal successors, (656), 3 states have internal predecessors, (656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1649 [2021-10-28 23:44:34,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:44:34,247 INFO L225 Difference]: With dead ends: 27642 [2021-10-28 23:44:34,248 INFO L226 Difference]: Without dead ends: 14480 [2021-10-28 23:44:34,253 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:34,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14480 states. [2021-10-28 23:44:34,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14480 to 14480. [2021-10-28 23:44:34,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14480 states, 14479 states have (on average 1.0200980730713447) internal successors, (14770), 14479 states have internal predecessors, (14770), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:34,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14480 states to 14480 states and 14770 transitions. [2021-10-28 23:44:34,390 INFO L78 Accepts]: Start accepts. Automaton has 14480 states and 14770 transitions. Word has length 1649 [2021-10-28 23:44:34,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:44:34,391 INFO L470 AbstractCegarLoop]: Abstraction has 14480 states and 14770 transitions. [2021-10-28 23:44:34,392 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 218.66666666666666) internal successors, (656), 3 states have internal predecessors, (656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:34,392 INFO L276 IsEmpty]: Start isEmpty. Operand 14480 states and 14770 transitions. [2021-10-28 23:44:34,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1673 [2021-10-28 23:44:34,419 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:44:34,420 INFO L513 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:44:34,421 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-10-28 23:44:34,421 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:44:34,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:44:34,422 INFO L85 PathProgramCache]: Analyzing trace with hash 675615185, now seen corresponding path program 1 times [2021-10-28 23:44:34,422 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:44:34,422 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690929596] [2021-10-28 23:44:34,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:44:34,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:44:34,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:44:35,148 INFO L134 CoverageAnalysis]: Checked inductivity of 5243 backedges. 2956 proven. 0 refuted. 0 times theorem prover too weak. 2287 trivial. 0 not checked. [2021-10-28 23:44:35,148 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:44:35,148 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690929596] [2021-10-28 23:44:35,149 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690929596] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:44:35,149 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:44:35,149 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:44:35,150 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179466201] [2021-10-28 23:44:35,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:44:35,152 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:44:35,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:44:35,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:35,153 INFO L87 Difference]: Start difference. First operand 14480 states and 14770 transitions. Second operand has 3 states, 3 states have (on average 222.33333333333334) internal successors, (667), 3 states have internal predecessors, (667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:36,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:44:36,256 INFO L93 Difference]: Finished difference Result 31590 states and 32220 transitions. [2021-10-28 23:44:36,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:44:36,257 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 222.33333333333334) internal successors, (667), 3 states have internal predecessors, (667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1672 [2021-10-28 23:44:36,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:44:36,284 INFO L225 Difference]: With dead ends: 31590 [2021-10-28 23:44:36,285 INFO L226 Difference]: Without dead ends: 17770 [2021-10-28 23:44:36,293 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:36,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17770 states. [2021-10-28 23:44:36,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17770 to 15467. [2021-10-28 23:44:36,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15467 states, 15466 states have (on average 1.0193973878184404) internal successors, (15766), 15466 states have internal predecessors, (15766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:36,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15467 states to 15467 states and 15766 transitions. [2021-10-28 23:44:36,485 INFO L78 Accepts]: Start accepts. Automaton has 15467 states and 15766 transitions. Word has length 1672 [2021-10-28 23:44:36,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:44:36,486 INFO L470 AbstractCegarLoop]: Abstraction has 15467 states and 15766 transitions. [2021-10-28 23:44:36,486 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 222.33333333333334) internal successors, (667), 3 states have internal predecessors, (667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:36,486 INFO L276 IsEmpty]: Start isEmpty. Operand 15467 states and 15766 transitions. [2021-10-28 23:44:36,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1714 [2021-10-28 23:44:36,519 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:44:36,520 INFO L513 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:44:36,520 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-10-28 23:44:36,521 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:44:36,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:44:36,522 INFO L85 PathProgramCache]: Analyzing trace with hash 2045847364, now seen corresponding path program 1 times [2021-10-28 23:44:36,522 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:44:36,522 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480351605] [2021-10-28 23:44:36,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:44:36,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:44:36,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:44:37,368 INFO L134 CoverageAnalysis]: Checked inductivity of 5902 backedges. 519 proven. 0 refuted. 0 times theorem prover too weak. 5383 trivial. 0 not checked. [2021-10-28 23:44:37,369 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:44:37,369 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480351605] [2021-10-28 23:44:37,369 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480351605] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:44:37,369 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:44:37,370 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:44:37,370 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520307747] [2021-10-28 23:44:37,372 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:44:37,372 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:44:37,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:44:37,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:37,373 INFO L87 Difference]: Start difference. First operand 15467 states and 15766 transitions. Second operand has 3 states, 3 states have (on average 120.33333333333333) internal successors, (361), 3 states have internal predecessors, (361), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:38,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:44:38,551 INFO L93 Difference]: Finished difference Result 34549 states and 35234 transitions. [2021-10-28 23:44:38,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:44:38,552 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 120.33333333333333) internal successors, (361), 3 states have internal predecessors, (361), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1713 [2021-10-28 23:44:38,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:44:38,553 INFO L225 Difference]: With dead ends: 34549 [2021-10-28 23:44:38,554 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 23:44:38,562 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:44:38,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 23:44:38,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 23:44:38,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:38,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 23:44:38,562 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1713 [2021-10-28 23:44:38,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:44:38,563 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:44:38,563 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 120.33333333333333) internal successors, (361), 3 states have internal predecessors, (361), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:44:38,563 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:44:38,563 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 23:44:38,565 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:44:38,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-10-28 23:44:38,568 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 23:44:38,575 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:38,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:39,042 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:39,292 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:44:41,385 INFO L857 garLoopResultBuilder]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,385 INFO L857 garLoopResultBuilder]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,385 INFO L857 garLoopResultBuilder]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,385 INFO L857 garLoopResultBuilder]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,385 INFO L857 garLoopResultBuilder]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,385 INFO L857 garLoopResultBuilder]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,385 INFO L857 garLoopResultBuilder]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,386 INFO L857 garLoopResultBuilder]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,386 INFO L857 garLoopResultBuilder]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,386 INFO L857 garLoopResultBuilder]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,386 INFO L857 garLoopResultBuilder]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,386 INFO L857 garLoopResultBuilder]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,386 INFO L857 garLoopResultBuilder]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,386 INFO L857 garLoopResultBuilder]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,387 INFO L857 garLoopResultBuilder]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,387 INFO L857 garLoopResultBuilder]: For program point L170(line 170) no Hoare annotation was computed. [2021-10-28 23:44:41,387 INFO L857 garLoopResultBuilder]: For program point L104(line 104) no Hoare annotation was computed. [2021-10-28 23:44:41,387 INFO L857 garLoopResultBuilder]: For program point L38(line 38) no Hoare annotation was computed. [2021-10-28 23:44:41,387 INFO L857 garLoopResultBuilder]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,387 INFO L857 garLoopResultBuilder]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,387 INFO L857 garLoopResultBuilder]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,388 INFO L857 garLoopResultBuilder]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,388 INFO L857 garLoopResultBuilder]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,388 INFO L857 garLoopResultBuilder]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,388 INFO L857 garLoopResultBuilder]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,388 INFO L857 garLoopResultBuilder]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,388 INFO L857 garLoopResultBuilder]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,389 INFO L857 garLoopResultBuilder]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,389 INFO L857 garLoopResultBuilder]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,389 INFO L857 garLoopResultBuilder]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,389 INFO L857 garLoopResultBuilder]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,389 INFO L857 garLoopResultBuilder]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,389 INFO L857 garLoopResultBuilder]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,389 INFO L857 garLoopResultBuilder]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,390 INFO L857 garLoopResultBuilder]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,390 INFO L857 garLoopResultBuilder]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,390 INFO L857 garLoopResultBuilder]: For program point L173(line 173) no Hoare annotation was computed. [2021-10-28 23:44:41,390 INFO L857 garLoopResultBuilder]: For program point L107(line 107) no Hoare annotation was computed. [2021-10-28 23:44:41,390 INFO L857 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-10-28 23:44:41,390 INFO L857 garLoopResultBuilder]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,390 INFO L857 garLoopResultBuilder]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,391 INFO L857 garLoopResultBuilder]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,391 INFO L857 garLoopResultBuilder]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,391 INFO L857 garLoopResultBuilder]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,391 INFO L857 garLoopResultBuilder]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,391 INFO L857 garLoopResultBuilder]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,391 INFO L857 garLoopResultBuilder]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,391 INFO L857 garLoopResultBuilder]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,391 INFO L857 garLoopResultBuilder]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,392 INFO L857 garLoopResultBuilder]: For program point L176(line 176) no Hoare annotation was computed. [2021-10-28 23:44:41,392 INFO L857 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2021-10-28 23:44:41,392 INFO L857 garLoopResultBuilder]: For program point L44(line 44) no Hoare annotation was computed. [2021-10-28 23:44:41,392 INFO L857 garLoopResultBuilder]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,392 INFO L857 garLoopResultBuilder]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,392 INFO L857 garLoopResultBuilder]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,392 INFO L857 garLoopResultBuilder]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,393 INFO L857 garLoopResultBuilder]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,393 INFO L857 garLoopResultBuilder]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,393 INFO L857 garLoopResultBuilder]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,393 INFO L857 garLoopResultBuilder]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,393 INFO L857 garLoopResultBuilder]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,393 INFO L857 garLoopResultBuilder]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,393 INFO L857 garLoopResultBuilder]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,394 INFO L857 garLoopResultBuilder]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,394 INFO L857 garLoopResultBuilder]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,394 INFO L857 garLoopResultBuilder]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,394 INFO L857 garLoopResultBuilder]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,394 INFO L857 garLoopResultBuilder]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,394 INFO L857 garLoopResultBuilder]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,394 INFO L857 garLoopResultBuilder]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,395 INFO L857 garLoopResultBuilder]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,395 INFO L857 garLoopResultBuilder]: For program point L179(line 179) no Hoare annotation was computed. [2021-10-28 23:44:41,395 INFO L857 garLoopResultBuilder]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,395 INFO L857 garLoopResultBuilder]: For program point L113(line 113) no Hoare annotation was computed. [2021-10-28 23:44:41,395 INFO L857 garLoopResultBuilder]: For program point L47(line 47) no Hoare annotation was computed. [2021-10-28 23:44:41,396 INFO L853 garLoopResultBuilder]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse0 (= ~a16~0 9)) (.cse2 (= ~a16~0 8)) (.cse5 (<= ~a12~0 8)) (.cse6 (<= 4 ~a15~0)) (.cse9 (<= 0 (+ 87 ~a18~0))) (.cse11 (= 5 ~a12~0)) (.cse12 (= ~a15~0 3)) (.cse10 (<= ~a12~0 6)) (.cse14 (<= ~a16~0 11)) (.cse15 (<= 6 ~a12~0)) (.cse3 (<= 0 (+ ~a18~0 151))) (.cse4 (<= ~a18~0 132)) (.cse1 (= 7 ~a12~0)) (.cse7 (= ~a12~0 9)) (.cse8 (<= ~a15~0 3)) (.cse13 (<= 11 ~a16~0))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse6) (and .cse7 .cse2 .cse8) (and .cse9 .cse2 .cse8) (and .cse9 .cse7 .cse8) (and .cse9 .cse0 .cse8) (and .cse2 .cse10) (and .cse11 .cse12 .cse13) (and .cse2 .cse6 .cse1) (and .cse10 .cse14 .cse6) (and .cse7 .cse2 .cse3) (and .cse8 (= ~a12~0 8)) (and .cse0 .cse11 .cse12) (and .cse9 .cse8 .cse14 .cse1) (and .cse8 .cse14 .cse13 .cse1) (and .cse9 .cse8 .cse10 .cse15) (and .cse2 (<= (+ ~a18~0 156) 0) .cse5 .cse6) (and .cse9 .cse4 .cse11 .cse12) (and .cse10 .cse14 .cse15) (and .cse8 .cse3 .cse4 .cse13 .cse1) (and .cse7 .cse8 .cse13))) [2021-10-28 23:44:41,396 INFO L857 garLoopResultBuilder]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,396 INFO L857 garLoopResultBuilder]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,396 INFO L857 garLoopResultBuilder]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,396 INFO L857 garLoopResultBuilder]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,397 INFO L857 garLoopResultBuilder]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,397 INFO L857 garLoopResultBuilder]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,397 INFO L857 garLoopResultBuilder]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,397 INFO L857 garLoopResultBuilder]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,397 INFO L857 garLoopResultBuilder]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,397 INFO L857 garLoopResultBuilder]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,397 INFO L857 garLoopResultBuilder]: For program point L182(line 182) no Hoare annotation was computed. [2021-10-28 23:44:41,398 INFO L857 garLoopResultBuilder]: For program point L116(line 116) no Hoare annotation was computed. [2021-10-28 23:44:41,398 INFO L857 garLoopResultBuilder]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,398 INFO L857 garLoopResultBuilder]: For program point L50(line 50) no Hoare annotation was computed. [2021-10-28 23:44:41,398 INFO L857 garLoopResultBuilder]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,398 INFO L857 garLoopResultBuilder]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,398 INFO L857 garLoopResultBuilder]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,399 INFO L857 garLoopResultBuilder]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,399 INFO L857 garLoopResultBuilder]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,399 INFO L857 garLoopResultBuilder]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,399 INFO L857 garLoopResultBuilder]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,399 INFO L857 garLoopResultBuilder]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,399 INFO L857 garLoopResultBuilder]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,399 INFO L857 garLoopResultBuilder]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,400 INFO L857 garLoopResultBuilder]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,400 INFO L857 garLoopResultBuilder]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,400 INFO L857 garLoopResultBuilder]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,400 INFO L857 garLoopResultBuilder]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,400 INFO L857 garLoopResultBuilder]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,400 INFO L857 garLoopResultBuilder]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,401 INFO L857 garLoopResultBuilder]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,401 INFO L857 garLoopResultBuilder]: For program point L185(line 185) no Hoare annotation was computed. [2021-10-28 23:44:41,401 INFO L857 garLoopResultBuilder]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,401 INFO L857 garLoopResultBuilder]: For program point L119(line 119) no Hoare annotation was computed. [2021-10-28 23:44:41,401 INFO L857 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2021-10-28 23:44:41,401 INFO L857 garLoopResultBuilder]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,401 INFO L857 garLoopResultBuilder]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,402 INFO L857 garLoopResultBuilder]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,402 INFO L857 garLoopResultBuilder]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,402 INFO L857 garLoopResultBuilder]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,402 INFO L857 garLoopResultBuilder]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,402 INFO L857 garLoopResultBuilder]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,402 INFO L857 garLoopResultBuilder]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,403 INFO L857 garLoopResultBuilder]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,403 INFO L857 garLoopResultBuilder]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,403 INFO L857 garLoopResultBuilder]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,403 INFO L857 garLoopResultBuilder]: For program point L188(line 188) no Hoare annotation was computed. [2021-10-28 23:44:41,403 INFO L857 garLoopResultBuilder]: For program point L122(line 122) no Hoare annotation was computed. [2021-10-28 23:44:41,403 INFO L857 garLoopResultBuilder]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,403 INFO L857 garLoopResultBuilder]: For program point L56(line 56) no Hoare annotation was computed. [2021-10-28 23:44:41,404 INFO L857 garLoopResultBuilder]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,404 INFO L853 garLoopResultBuilder]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse0 (= ~a16~0 9)) (.cse2 (= ~a16~0 8)) (.cse5 (<= ~a12~0 8)) (.cse6 (<= 4 ~a15~0)) (.cse9 (<= 0 (+ 87 ~a18~0))) (.cse11 (= 5 ~a12~0)) (.cse12 (= ~a15~0 3)) (.cse10 (<= ~a12~0 6)) (.cse14 (<= ~a16~0 11)) (.cse15 (<= 6 ~a12~0)) (.cse3 (<= 0 (+ ~a18~0 151))) (.cse4 (<= ~a18~0 132)) (.cse1 (= 7 ~a12~0)) (.cse7 (= ~a12~0 9)) (.cse8 (<= ~a15~0 3)) (.cse13 (<= 11 ~a16~0))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse6) (and .cse7 .cse2 .cse8) (and .cse9 .cse2 .cse8) (and .cse9 .cse7 .cse8) (and .cse9 .cse0 .cse8) (and .cse2 .cse10) (and .cse11 .cse12 .cse13) (and .cse2 .cse6 .cse1) (and .cse10 .cse14 .cse6) (and .cse7 .cse2 .cse3) (and .cse8 (= ~a12~0 8)) (and .cse0 .cse11 .cse12) (and .cse9 .cse8 .cse14 .cse1) (and .cse8 .cse14 .cse13 .cse1) (and .cse9 .cse8 .cse10 .cse15) (and .cse2 (<= (+ ~a18~0 156) 0) .cse5 .cse6) (and .cse9 .cse4 .cse11 .cse12) (and .cse10 .cse14 .cse15) (and .cse8 .cse3 .cse4 .cse13 .cse1) (and .cse7 .cse8 .cse13))) [2021-10-28 23:44:41,404 INFO L857 garLoopResultBuilder]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,404 INFO L857 garLoopResultBuilder]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,404 INFO L857 garLoopResultBuilder]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,405 INFO L857 garLoopResultBuilder]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,405 INFO L857 garLoopResultBuilder]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,405 INFO L857 garLoopResultBuilder]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,405 INFO L857 garLoopResultBuilder]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,405 INFO L857 garLoopResultBuilder]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,405 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 23:44:41,405 INFO L857 garLoopResultBuilder]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,406 INFO L857 garLoopResultBuilder]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,406 INFO L857 garLoopResultBuilder]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,406 INFO L857 garLoopResultBuilder]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,406 INFO L857 garLoopResultBuilder]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,406 INFO L857 garLoopResultBuilder]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,406 INFO L857 garLoopResultBuilder]: For program point L191(line 191) no Hoare annotation was computed. [2021-10-28 23:44:41,406 INFO L857 garLoopResultBuilder]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,407 INFO L857 garLoopResultBuilder]: For program point L125(line 125) no Hoare annotation was computed. [2021-10-28 23:44:41,407 INFO L857 garLoopResultBuilder]: For program point L59(line 59) no Hoare annotation was computed. [2021-10-28 23:44:41,407 INFO L857 garLoopResultBuilder]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,407 INFO L860 garLoopResultBuilder]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2021-10-28 23:44:41,407 INFO L857 garLoopResultBuilder]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,407 INFO L857 garLoopResultBuilder]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,408 INFO L857 garLoopResultBuilder]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,408 INFO L857 garLoopResultBuilder]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,408 INFO L857 garLoopResultBuilder]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,408 INFO L857 garLoopResultBuilder]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,408 INFO L857 garLoopResultBuilder]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,408 INFO L857 garLoopResultBuilder]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,408 INFO L857 garLoopResultBuilder]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,409 INFO L857 garLoopResultBuilder]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,409 INFO L857 garLoopResultBuilder]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,409 INFO L857 garLoopResultBuilder]: For program point L194(line 194) no Hoare annotation was computed. [2021-10-28 23:44:41,409 INFO L857 garLoopResultBuilder]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,409 INFO L857 garLoopResultBuilder]: For program point L128(line 128) no Hoare annotation was computed. [2021-10-28 23:44:41,409 INFO L857 garLoopResultBuilder]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,409 INFO L857 garLoopResultBuilder]: For program point L62(line 62) no Hoare annotation was computed. [2021-10-28 23:44:41,410 INFO L857 garLoopResultBuilder]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,410 INFO L857 garLoopResultBuilder]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,410 INFO L857 garLoopResultBuilder]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,410 INFO L857 garLoopResultBuilder]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,410 INFO L857 garLoopResultBuilder]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,410 INFO L857 garLoopResultBuilder]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,411 INFO L857 garLoopResultBuilder]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,411 INFO L857 garLoopResultBuilder]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,411 INFO L857 garLoopResultBuilder]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,411 INFO L857 garLoopResultBuilder]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,411 INFO L857 garLoopResultBuilder]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,411 INFO L857 garLoopResultBuilder]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,411 INFO L857 garLoopResultBuilder]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,412 INFO L857 garLoopResultBuilder]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,412 INFO L857 garLoopResultBuilder]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,412 INFO L857 garLoopResultBuilder]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,412 INFO L857 garLoopResultBuilder]: For program point L197(line 197) no Hoare annotation was computed. [2021-10-28 23:44:41,412 INFO L857 garLoopResultBuilder]: For program point L131(line 131) no Hoare annotation was computed. [2021-10-28 23:44:41,412 INFO L857 garLoopResultBuilder]: For program point L65(line 65) no Hoare annotation was computed. [2021-10-28 23:44:41,412 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 23:44:41,413 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 179) no Hoare annotation was computed. [2021-10-28 23:44:41,413 INFO L853 garLoopResultBuilder]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse0 (= ~a16~0 9)) (.cse2 (= ~a16~0 8)) (.cse5 (<= ~a12~0 8)) (.cse6 (<= 4 ~a15~0)) (.cse9 (<= 0 (+ 87 ~a18~0))) (.cse11 (= 5 ~a12~0)) (.cse12 (= ~a15~0 3)) (.cse10 (<= ~a12~0 6)) (.cse14 (<= ~a16~0 11)) (.cse15 (<= 6 ~a12~0)) (.cse3 (<= 0 (+ ~a18~0 151))) (.cse4 (<= ~a18~0 132)) (.cse1 (= 7 ~a12~0)) (.cse7 (= ~a12~0 9)) (.cse8 (<= ~a15~0 3)) (.cse13 (<= 11 ~a16~0))) (or (and .cse0 .cse1) (and .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse4 .cse5 .cse6) (and .cse7 .cse0 .cse6) (and .cse7 .cse2 .cse8) (and .cse9 .cse2 .cse8) (and .cse9 .cse7 .cse8) (and .cse9 .cse0 .cse8) (and .cse2 .cse10) (and .cse11 .cse12 .cse13) (and .cse2 .cse6 .cse1) (and .cse10 .cse14 .cse6) (and .cse7 .cse2 .cse3) (and .cse8 (= ~a12~0 8)) (and .cse0 .cse11 .cse12) (and .cse9 .cse8 .cse14 .cse1) (and .cse8 .cse14 .cse13 .cse1) (and .cse9 .cse8 .cse10 .cse15) (and .cse2 (<= (+ ~a18~0 156) 0) .cse5 .cse6) (and .cse9 .cse4 .cse11 .cse12) (and .cse10 .cse14 .cse15) (and .cse8 .cse3 .cse4 .cse13 .cse1) (and .cse7 .cse8 .cse13))) [2021-10-28 23:44:41,413 INFO L857 garLoopResultBuilder]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,413 INFO L857 garLoopResultBuilder]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,413 INFO L857 garLoopResultBuilder]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,414 INFO L857 garLoopResultBuilder]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,414 INFO L857 garLoopResultBuilder]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,414 INFO L857 garLoopResultBuilder]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,414 INFO L857 garLoopResultBuilder]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,414 INFO L857 garLoopResultBuilder]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,414 INFO L857 garLoopResultBuilder]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,414 INFO L857 garLoopResultBuilder]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,415 INFO L857 garLoopResultBuilder]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,415 INFO L857 garLoopResultBuilder]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,415 INFO L857 garLoopResultBuilder]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,415 INFO L857 garLoopResultBuilder]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,415 INFO L857 garLoopResultBuilder]: For program point L200(line 200) no Hoare annotation was computed. [2021-10-28 23:44:41,415 INFO L857 garLoopResultBuilder]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,415 INFO L857 garLoopResultBuilder]: For program point L134(line 134) no Hoare annotation was computed. [2021-10-28 23:44:41,416 INFO L857 garLoopResultBuilder]: For program point L68(line 68) no Hoare annotation was computed. [2021-10-28 23:44:41,416 INFO L857 garLoopResultBuilder]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,416 INFO L857 garLoopResultBuilder]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,416 INFO L857 garLoopResultBuilder]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,416 INFO L857 garLoopResultBuilder]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,416 INFO L857 garLoopResultBuilder]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,417 INFO L857 garLoopResultBuilder]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,417 INFO L857 garLoopResultBuilder]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,417 INFO L857 garLoopResultBuilder]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,417 INFO L857 garLoopResultBuilder]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,417 INFO L857 garLoopResultBuilder]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,417 INFO L857 garLoopResultBuilder]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,417 INFO L857 garLoopResultBuilder]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,418 INFO L857 garLoopResultBuilder]: For program point L1788(line 1788) no Hoare annotation was computed. [2021-10-28 23:44:41,418 INFO L857 garLoopResultBuilder]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,418 INFO L857 garLoopResultBuilder]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,418 INFO L857 garLoopResultBuilder]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,418 INFO L857 garLoopResultBuilder]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,418 INFO L857 garLoopResultBuilder]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,418 INFO L857 garLoopResultBuilder]: For program point L203(line 203) no Hoare annotation was computed. [2021-10-28 23:44:41,419 INFO L857 garLoopResultBuilder]: For program point L137(line 137) no Hoare annotation was computed. [2021-10-28 23:44:41,419 INFO L857 garLoopResultBuilder]: For program point L71(line 71) no Hoare annotation was computed. [2021-10-28 23:44:41,419 INFO L857 garLoopResultBuilder]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,419 INFO L857 garLoopResultBuilder]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,419 INFO L857 garLoopResultBuilder]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,419 INFO L857 garLoopResultBuilder]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,419 INFO L857 garLoopResultBuilder]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,420 INFO L857 garLoopResultBuilder]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,420 INFO L857 garLoopResultBuilder]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,420 INFO L857 garLoopResultBuilder]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,420 INFO L857 garLoopResultBuilder]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,420 INFO L857 garLoopResultBuilder]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,420 INFO L857 garLoopResultBuilder]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,421 INFO L857 garLoopResultBuilder]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,421 INFO L857 garLoopResultBuilder]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,421 INFO L857 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2021-10-28 23:44:41,421 INFO L857 garLoopResultBuilder]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,421 INFO L857 garLoopResultBuilder]: For program point L140(line 140) no Hoare annotation was computed. [2021-10-28 23:44:41,421 INFO L857 garLoopResultBuilder]: For program point L74(line 74) no Hoare annotation was computed. [2021-10-28 23:44:41,421 INFO L857 garLoopResultBuilder]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,422 INFO L857 garLoopResultBuilder]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,422 INFO L857 garLoopResultBuilder]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,422 INFO L857 garLoopResultBuilder]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,422 INFO L857 garLoopResultBuilder]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,422 INFO L857 garLoopResultBuilder]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,422 INFO L857 garLoopResultBuilder]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,422 INFO L857 garLoopResultBuilder]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,423 INFO L857 garLoopResultBuilder]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,423 INFO L857 garLoopResultBuilder]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,423 INFO L857 garLoopResultBuilder]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,423 INFO L857 garLoopResultBuilder]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,423 INFO L857 garLoopResultBuilder]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,423 INFO L857 garLoopResultBuilder]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,424 INFO L857 garLoopResultBuilder]: For program point L209(line 209) no Hoare annotation was computed. [2021-10-28 23:44:41,424 INFO L857 garLoopResultBuilder]: For program point L143(line 143) no Hoare annotation was computed. [2021-10-28 23:44:41,424 INFO L857 garLoopResultBuilder]: For program point L77(line 77) no Hoare annotation was computed. [2021-10-28 23:44:41,424 INFO L857 garLoopResultBuilder]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,424 INFO L857 garLoopResultBuilder]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,424 INFO L857 garLoopResultBuilder]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,424 INFO L857 garLoopResultBuilder]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,425 INFO L857 garLoopResultBuilder]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,425 INFO L857 garLoopResultBuilder]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,425 INFO L857 garLoopResultBuilder]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,425 INFO L857 garLoopResultBuilder]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,425 INFO L857 garLoopResultBuilder]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,425 INFO L857 garLoopResultBuilder]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,425 INFO L857 garLoopResultBuilder]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,426 INFO L857 garLoopResultBuilder]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,426 INFO L857 garLoopResultBuilder]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,426 INFO L857 garLoopResultBuilder]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,426 INFO L857 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2021-10-28 23:44:41,426 INFO L857 garLoopResultBuilder]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,426 INFO L857 garLoopResultBuilder]: For program point L146(line 146) no Hoare annotation was computed. [2021-10-28 23:44:41,426 INFO L857 garLoopResultBuilder]: For program point L80(line 80) no Hoare annotation was computed. [2021-10-28 23:44:41,427 INFO L857 garLoopResultBuilder]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,427 INFO L857 garLoopResultBuilder]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,427 INFO L857 garLoopResultBuilder]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,427 INFO L857 garLoopResultBuilder]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,427 INFO L857 garLoopResultBuilder]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,427 INFO L857 garLoopResultBuilder]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,427 INFO L857 garLoopResultBuilder]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,428 INFO L857 garLoopResultBuilder]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,428 INFO L857 garLoopResultBuilder]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,428 INFO L857 garLoopResultBuilder]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,428 INFO L857 garLoopResultBuilder]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,428 INFO L857 garLoopResultBuilder]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,428 INFO L857 garLoopResultBuilder]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,428 INFO L857 garLoopResultBuilder]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,429 INFO L857 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2021-10-28 23:44:41,429 INFO L857 garLoopResultBuilder]: For program point L149(line 149) no Hoare annotation was computed. [2021-10-28 23:44:41,429 INFO L857 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2021-10-28 23:44:41,429 INFO L857 garLoopResultBuilder]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,429 INFO L857 garLoopResultBuilder]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,429 INFO L857 garLoopResultBuilder]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,429 INFO L857 garLoopResultBuilder]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,430 INFO L857 garLoopResultBuilder]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,430 INFO L857 garLoopResultBuilder]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,430 INFO L857 garLoopResultBuilder]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,430 INFO L857 garLoopResultBuilder]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,430 INFO L857 garLoopResultBuilder]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,430 INFO L857 garLoopResultBuilder]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,430 INFO L857 garLoopResultBuilder]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,431 INFO L857 garLoopResultBuilder]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,431 INFO L857 garLoopResultBuilder]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,431 INFO L857 garLoopResultBuilder]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,431 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 23:44:41,431 INFO L857 garLoopResultBuilder]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,431 INFO L857 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2021-10-28 23:44:41,431 INFO L857 garLoopResultBuilder]: For program point L86(line 86) no Hoare annotation was computed. [2021-10-28 23:44:41,432 INFO L857 garLoopResultBuilder]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,432 INFO L857 garLoopResultBuilder]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,432 INFO L857 garLoopResultBuilder]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,432 INFO L857 garLoopResultBuilder]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,432 INFO L857 garLoopResultBuilder]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,432 INFO L857 garLoopResultBuilder]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,433 INFO L857 garLoopResultBuilder]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,433 INFO L857 garLoopResultBuilder]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,433 INFO L857 garLoopResultBuilder]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,433 INFO L857 garLoopResultBuilder]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,433 INFO L857 garLoopResultBuilder]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,433 INFO L857 garLoopResultBuilder]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,433 INFO L857 garLoopResultBuilder]: For program point L155(line 155) no Hoare annotation was computed. [2021-10-28 23:44:41,434 INFO L857 garLoopResultBuilder]: For program point L89(line 89) no Hoare annotation was computed. [2021-10-28 23:44:41,434 INFO L857 garLoopResultBuilder]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,434 INFO L857 garLoopResultBuilder]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,434 INFO L857 garLoopResultBuilder]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,434 INFO L857 garLoopResultBuilder]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,434 INFO L857 garLoopResultBuilder]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,434 INFO L857 garLoopResultBuilder]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,435 INFO L857 garLoopResultBuilder]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,435 INFO L857 garLoopResultBuilder]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,435 INFO L857 garLoopResultBuilder]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,435 INFO L857 garLoopResultBuilder]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,435 INFO L857 garLoopResultBuilder]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,435 INFO L857 garLoopResultBuilder]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,435 INFO L857 garLoopResultBuilder]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,436 INFO L857 garLoopResultBuilder]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,436 INFO L857 garLoopResultBuilder]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,436 INFO L857 garLoopResultBuilder]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,436 INFO L857 garLoopResultBuilder]: For program point L158(line 158) no Hoare annotation was computed. [2021-10-28 23:44:41,436 INFO L857 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2021-10-28 23:44:41,436 INFO L857 garLoopResultBuilder]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,436 INFO L857 garLoopResultBuilder]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,437 INFO L857 garLoopResultBuilder]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,437 INFO L857 garLoopResultBuilder]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,437 INFO L857 garLoopResultBuilder]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,437 INFO L857 garLoopResultBuilder]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,437 INFO L857 garLoopResultBuilder]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,437 INFO L857 garLoopResultBuilder]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,437 INFO L857 garLoopResultBuilder]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,438 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 23:44:41,438 INFO L857 garLoopResultBuilder]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,438 INFO L857 garLoopResultBuilder]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,438 INFO L857 garLoopResultBuilder]: For program point L161(line 161) no Hoare annotation was computed. [2021-10-28 23:44:41,438 INFO L857 garLoopResultBuilder]: For program point L95(line 95) no Hoare annotation was computed. [2021-10-28 23:44:41,438 INFO L857 garLoopResultBuilder]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,438 INFO L857 garLoopResultBuilder]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,439 INFO L857 garLoopResultBuilder]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,439 INFO L857 garLoopResultBuilder]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,439 INFO L857 garLoopResultBuilder]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,439 INFO L857 garLoopResultBuilder]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,439 INFO L857 garLoopResultBuilder]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,439 INFO L857 garLoopResultBuilder]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,439 INFO L857 garLoopResultBuilder]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,440 INFO L857 garLoopResultBuilder]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,440 INFO L857 garLoopResultBuilder]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,440 INFO L857 garLoopResultBuilder]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,440 INFO L857 garLoopResultBuilder]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,440 INFO L857 garLoopResultBuilder]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,440 INFO L857 garLoopResultBuilder]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,440 INFO L857 garLoopResultBuilder]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,441 INFO L857 garLoopResultBuilder]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,441 INFO L857 garLoopResultBuilder]: For program point L164(line 164) no Hoare annotation was computed. [2021-10-28 23:44:41,441 INFO L857 garLoopResultBuilder]: For program point L98(line 98) no Hoare annotation was computed. [2021-10-28 23:44:41,441 INFO L857 garLoopResultBuilder]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,441 INFO L857 garLoopResultBuilder]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,441 INFO L857 garLoopResultBuilder]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,441 INFO L857 garLoopResultBuilder]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,442 INFO L857 garLoopResultBuilder]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,442 INFO L857 garLoopResultBuilder]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,442 INFO L857 garLoopResultBuilder]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2021-10-28 23:44:41,442 INFO L857 garLoopResultBuilder]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,442 INFO L857 garLoopResultBuilder]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,442 INFO L857 garLoopResultBuilder]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,442 INFO L857 garLoopResultBuilder]: For program point L34(lines 34 36) no Hoare annotation was computed. [2021-10-28 23:44:41,443 INFO L857 garLoopResultBuilder]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2021-10-28 23:44:41,443 INFO L857 garLoopResultBuilder]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,443 INFO L857 garLoopResultBuilder]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,443 INFO L857 garLoopResultBuilder]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2021-10-28 23:44:41,443 INFO L857 garLoopResultBuilder]: For program point L167(line 167) no Hoare annotation was computed. [2021-10-28 23:44:41,443 INFO L857 garLoopResultBuilder]: For program point L101(line 101) no Hoare annotation was computed. [2021-10-28 23:44:41,443 INFO L857 garLoopResultBuilder]: For program point L35(line 35) no Hoare annotation was computed. [2021-10-28 23:44:41,447 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:44:41,448 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:44:41,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:44:41 BoogieIcfgContainer [2021-10-28 23:44:41,473 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:44:41,473 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:44:41,473 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:44:41,473 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:44:41,474 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:43:54" (3/4) ... [2021-10-28 23:44:41,478 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 23:44:41,516 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-28 23:44:41,520 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-28 23:44:41,524 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:44:41,527 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:44:41,726 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcea985-b4b7-4064-9cf4-07f5876e0d9d/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:44:41,726 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:44:41,728 INFO L168 Benchmark]: Toolchain (without parser) took 51425.73 ms. Allocated memory was 96.5 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 54.7 MB in the beginning and 355.6 MB in the end (delta: -300.9 MB). Peak memory consumption was 944.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:44:41,728 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 96.5 MB. Free memory is still 62.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:44:41,729 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1175.04 ms. Allocated memory was 96.5 MB in the beginning and 119.5 MB in the end (delta: 23.1 MB). Free memory was 54.5 MB in the beginning and 47.6 MB in the end (delta: 6.9 MB). Peak memory consumption was 36.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:44:41,729 INFO L168 Benchmark]: Boogie Procedure Inliner took 297.46 ms. Allocated memory is still 119.5 MB. Free memory was 47.6 MB in the beginning and 67.4 MB in the end (delta: -19.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-28 23:44:41,729 INFO L168 Benchmark]: Boogie Preprocessor took 130.60 ms. Allocated memory is still 119.5 MB. Free memory was 67.4 MB in the beginning and 54.5 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:44:41,730 INFO L168 Benchmark]: RCFGBuilder took 2372.68 ms. Allocated memory was 119.5 MB in the beginning and 176.2 MB in the end (delta: 56.6 MB). Free memory was 54.5 MB in the beginning and 98.9 MB in the end (delta: -44.4 MB). Peak memory consumption was 47.9 MB. Max. memory is 16.1 GB. [2021-10-28 23:44:41,730 INFO L168 Benchmark]: TraceAbstraction took 47181.39 ms. Allocated memory was 176.2 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 97.8 MB in the beginning and 393.3 MB in the end (delta: -295.5 MB). Peak memory consumption was 868.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:44:41,731 INFO L168 Benchmark]: Witness Printer took 253.24 ms. Allocated memory is still 1.3 GB. Free memory was 393.3 MB in the beginning and 355.6 MB in the end (delta: 37.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2021-10-28 23:44:41,733 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 96.5 MB. Free memory is still 62.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1175.04 ms. Allocated memory was 96.5 MB in the beginning and 119.5 MB in the end (delta: 23.1 MB). Free memory was 54.5 MB in the beginning and 47.6 MB in the end (delta: 6.9 MB). Peak memory consumption was 36.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 297.46 ms. Allocated memory is still 119.5 MB. Free memory was 47.6 MB in the beginning and 67.4 MB in the end (delta: -19.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 130.60 ms. Allocated memory is still 119.5 MB. Free memory was 67.4 MB in the beginning and 54.5 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2372.68 ms. Allocated memory was 119.5 MB in the beginning and 176.2 MB in the end (delta: 56.6 MB). Free memory was 54.5 MB in the beginning and 98.9 MB in the end (delta: -44.4 MB). Peak memory consumption was 47.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 47181.39 ms. Allocated memory was 176.2 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 97.8 MB in the beginning and 393.3 MB in the end (delta: -295.5 MB). Peak memory consumption was 868.4 MB. Max. memory is 16.1 GB. * Witness Printer took 253.24 ms. Allocated memory is still 1.3 GB. Free memory was 393.3 MB in the beginning and 355.6 MB in the end (delta: 37.7 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 179]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 396 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 47.0s, OverallIterations: 21, TraceHistogramMax: 11, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.4s, AutomataDifference: 29.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.8s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 5146 SDtfs, 5181 SDslu, 232 SDs, 0 SdLazy, 18678 SolverSat, 3298 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 21.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 455 GetRequests, 424 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=16454occurred in iteration=14, InterpolantAutomatonStates: 70, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.3s AutomataMinimizationTime, 21 MinimizatonAttempts, 9265 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 238 NumberOfFragments, 808 HoareAnnotationTreeSize, 4 FomulaSimplifications, 11969 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 4 FomulaSimplificationsInter, 3617 FormulaSimplificationTreeSizeReductionInter, 2.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 7.8s InterpolantComputationTime, 17680 NumberOfCodeBlocks, 17680 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 17658 ConstructedInterpolants, 0 QuantifiedInterpolants, 38576 SizeOfPredicates, 0 NumberOfNonLiveVariables, 504 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 22 InterpolantComputations, 21 PerfectInterpolantSequences, 41365/41401 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1504]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((a16 == 9 && 7 == a12) || (((a16 == 8 && 0 <= a18 + 151) && a18 <= 132) && a12 <= 8)) || (((a16 == 9 && a18 <= 132) && a12 <= 8) && 4 <= a15)) || ((a12 == 9 && a16 == 9) && 4 <= a15)) || ((a12 == 9 && a16 == 8) && a15 <= 3)) || ((0 <= 87 + a18 && a16 == 8) && a15 <= 3)) || ((0 <= 87 + a18 && a12 == 9) && a15 <= 3)) || ((0 <= 87 + a18 && a16 == 9) && a15 <= 3)) || (a16 == 8 && a12 <= 6)) || ((5 == a12 && a15 == 3) && 11 <= a16)) || ((a16 == 8 && 4 <= a15) && 7 == a12)) || ((a12 <= 6 && a16 <= 11) && 4 <= a15)) || ((a12 == 9 && a16 == 8) && 0 <= a18 + 151)) || (a15 <= 3 && a12 == 8)) || ((a16 == 9 && 5 == a12) && a15 == 3)) || (((0 <= 87 + a18 && a15 <= 3) && a16 <= 11) && 7 == a12)) || (((a15 <= 3 && a16 <= 11) && 11 <= a16) && 7 == a12)) || (((0 <= 87 + a18 && a15 <= 3) && a12 <= 6) && 6 <= a12)) || (((a16 == 8 && a18 + 156 <= 0) && a12 <= 8) && 4 <= a15)) || (((0 <= 87 + a18 && a18 <= 132) && 5 == a12) && a15 == 3)) || ((a12 <= 6 && a16 <= 11) && 6 <= a12)) || ((((a15 <= 3 && 0 <= a18 + 151) && a18 <= 132) && 11 <= a16) && 7 == a12)) || ((a12 == 9 && a15 <= 3) && 11 <= a16) - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((a16 == 9 && 7 == a12) || (((a16 == 8 && 0 <= a18 + 151) && a18 <= 132) && a12 <= 8)) || (((a16 == 9 && a18 <= 132) && a12 <= 8) && 4 <= a15)) || ((a12 == 9 && a16 == 9) && 4 <= a15)) || ((a12 == 9 && a16 == 8) && a15 <= 3)) || ((0 <= 87 + a18 && a16 == 8) && a15 <= 3)) || ((0 <= 87 + a18 && a12 == 9) && a15 <= 3)) || ((0 <= 87 + a18 && a16 == 9) && a15 <= 3)) || (a16 == 8 && a12 <= 6)) || ((5 == a12 && a15 == 3) && 11 <= a16)) || ((a16 == 8 && 4 <= a15) && 7 == a12)) || ((a12 <= 6 && a16 <= 11) && 4 <= a15)) || ((a12 == 9 && a16 == 8) && 0 <= a18 + 151)) || (a15 <= 3 && a12 == 8)) || ((a16 == 9 && 5 == a12) && a15 == 3)) || (((0 <= 87 + a18 && a15 <= 3) && a16 <= 11) && 7 == a12)) || (((a15 <= 3 && a16 <= 11) && 11 <= a16) && 7 == a12)) || (((0 <= 87 + a18 && a15 <= 3) && a12 <= 6) && 6 <= a12)) || (((a16 == 8 && a18 + 156 <= 0) && a12 <= 8) && 4 <= a15)) || (((0 <= 87 + a18 && a18 <= 132) && 5 == a12) && a15 == 3)) || ((a12 <= 6 && a16 <= 11) && 6 <= a12)) || ((((a15 <= 3 && 0 <= a18 + 151) && a18 <= 132) && 11 <= a16) && 7 == a12)) || ((a12 == 9 && a15 <= 3) && 11 <= a16) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((a16 == 9 && 7 == a12) || (((a16 == 8 && 0 <= a18 + 151) && a18 <= 132) && a12 <= 8)) || (((a16 == 9 && a18 <= 132) && a12 <= 8) && 4 <= a15)) || ((a12 == 9 && a16 == 9) && 4 <= a15)) || ((a12 == 9 && a16 == 8) && a15 <= 3)) || ((0 <= 87 + a18 && a16 == 8) && a15 <= 3)) || ((0 <= 87 + a18 && a12 == 9) && a15 <= 3)) || ((0 <= 87 + a18 && a16 == 9) && a15 <= 3)) || (a16 == 8 && a12 <= 6)) || ((5 == a12 && a15 == 3) && 11 <= a16)) || ((a16 == 8 && 4 <= a15) && 7 == a12)) || ((a12 <= 6 && a16 <= 11) && 4 <= a15)) || ((a12 == 9 && a16 == 8) && 0 <= a18 + 151)) || (a15 <= 3 && a12 == 8)) || ((a16 == 9 && 5 == a12) && a15 == 3)) || (((0 <= 87 + a18 && a15 <= 3) && a16 <= 11) && 7 == a12)) || (((a15 <= 3 && a16 <= 11) && 11 <= a16) && 7 == a12)) || (((0 <= 87 + a18 && a15 <= 3) && a12 <= 6) && 6 <= a12)) || (((a16 == 8 && a18 + 156 <= 0) && a12 <= 8) && 4 <= a15)) || (((0 <= 87 + a18 && a18 <= 132) && 5 == a12) && a15 == 3)) || ((a12 <= 6 && a16 <= 11) && 6 <= a12)) || ((((a15 <= 3 && 0 <= a18 + 151) && a18 <= 132) && 11 <= a16) && 7 == a12)) || ((a12 == 9 && a15 <= 3) && 11 <= a16) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-10-28 23:44:41,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fcea985-b4b7-4064-9cf4-07f5876e0d9d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...