./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem18_label37.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem18_label37.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G --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 c20add5320ecb48a715753f8d6aae1a5bde7095cf7169e6e2e411e7f18574917 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 13:30:19,989 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 13:30:19,991 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 13:30:20,037 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 13:30:20,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 13:30:20,039 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 13:30:20,041 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 13:30:20,043 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 13:30:20,045 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 13:30:20,046 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 13:30:20,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 13:30:20,049 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 13:30:20,050 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 13:30:20,051 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 13:30:20,052 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 13:30:20,054 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 13:30:20,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 13:30:20,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 13:30:20,058 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 13:30:20,061 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 13:30:20,063 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 13:30:20,064 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 13:30:20,066 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 13:30:20,067 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 13:30:20,070 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 13:30:20,071 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 13:30:20,071 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 13:30:20,072 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 13:30:20,073 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 13:30:20,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 13:30:20,075 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 13:30:20,075 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 13:30:20,076 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 13:30:20,077 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 13:30:20,079 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 13:30:20,079 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 13:30:20,080 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 13:30:20,080 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 13:30:20,081 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 13:30:20,082 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 13:30:20,083 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 13:30:20,084 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-23 13:30:20,110 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 13:30:20,111 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 13:30:20,111 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 13:30:20,112 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 13:30:20,115 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 13:30:20,116 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 13:30:20,116 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 13:30:20,117 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 13:30:20,117 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 13:30:20,117 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 13:30:20,118 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 13:30:20,118 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 13:30:20,119 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 13:30:20,119 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 13:30:20,119 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 13:30:20,119 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 13:30:20,119 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 13:30:20,120 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 13:30:20,120 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 13:30:20,120 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 13:30:20,120 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 13:30:20,120 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 13:30:20,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 13:30:20,121 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 13:30:20,121 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 13:30:20,121 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 13:30:20,122 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 13:30:20,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 13:30:20,122 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 13:30:20,123 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-23 13:30:20,124 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 13:30:20,124 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 13:30:20,124 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_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c20add5320ecb48a715753f8d6aae1a5bde7095cf7169e6e2e411e7f18574917 [2021-11-23 13:30:20,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 13:30:20,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 13:30:20,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 13:30:20,470 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 13:30:20,471 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 13:30:20,472 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/eca-rers2012/Problem18_label37.c [2021-11-23 13:30:20,546 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/data/005fda6fb/12802c4a5fd24acb836cc11b6a4a7d00/FLAG4dc34bb9a [2021-11-23 13:30:21,268 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 13:30:21,269 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/sv-benchmarks/c/eca-rers2012/Problem18_label37.c [2021-11-23 13:30:21,299 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/data/005fda6fb/12802c4a5fd24acb836cc11b6a4a7d00/FLAG4dc34bb9a [2021-11-23 13:30:21,401 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/data/005fda6fb/12802c4a5fd24acb836cc11b6a4a7d00 [2021-11-23 13:30:21,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 13:30:21,405 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 13:30:21,409 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 13:30:21,409 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 13:30:21,412 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 13:30:21,414 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:30:21" (1/1) ... [2021-11-23 13:30:21,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41fd65b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:21, skipping insertion in model container [2021-11-23 13:30:21,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:30:21" (1/1) ... [2021-11-23 13:30:21,422 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 13:30:21,575 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 13:30:21,835 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/sv-benchmarks/c/eca-rers2012/Problem18_label37.c[5877,5890] [2021-11-23 13:30:22,660 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 13:30:22,669 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 13:30:22,706 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/sv-benchmarks/c/eca-rers2012/Problem18_label37.c[5877,5890] [2021-11-23 13:30:23,150 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 13:30:23,172 INFO L208 MainTranslator]: Completed translation [2021-11-23 13:30:23,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:23 WrapperNode [2021-11-23 13:30:23,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 13:30:23,174 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 13:30:23,175 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 13:30:23,175 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 13:30:23,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:23" (1/1) ... [2021-11-23 13:30:23,236 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:23" (1/1) ... [2021-11-23 13:30:23,483 INFO L137 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 4132 [2021-11-23 13:30:23,484 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 13:30:23,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 13:30:23,485 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 13:30:23,485 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 13:30:23,493 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:23" (1/1) ... [2021-11-23 13:30:23,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:23" (1/1) ... [2021-11-23 13:30:23,525 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:23" (1/1) ... [2021-11-23 13:30:23,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:23" (1/1) ... [2021-11-23 13:30:23,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:23" (1/1) ... [2021-11-23 13:30:23,720 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:23" (1/1) ... [2021-11-23 13:30:23,757 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:23" (1/1) ... [2021-11-23 13:30:23,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 13:30:23,803 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 13:30:23,803 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 13:30:23,804 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 13:30:23,805 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:23" (1/1) ... [2021-11-23 13:30:23,812 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 13:30:23,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:30:23,836 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 13:30:23,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 13:30:23,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 13:30:23,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 13:30:23,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 13:30:23,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 13:30:23,972 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 13:30:23,974 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 13:30:27,525 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 13:30:27,541 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 13:30:27,541 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 13:30:27,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:30:27 BoogieIcfgContainer [2021-11-23 13:30:27,545 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 13:30:27,547 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 13:30:27,547 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 13:30:27,550 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 13:30:27,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:30:21" (1/3) ... [2021-11-23 13:30:27,551 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58cedae8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:30:27, skipping insertion in model container [2021-11-23 13:30:27,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:30:23" (2/3) ... [2021-11-23 13:30:27,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58cedae8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:30:27, skipping insertion in model container [2021-11-23 13:30:27,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:30:27" (3/3) ... [2021-11-23 13:30:27,553 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem18_label37.c [2021-11-23 13:30:27,558 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 13:30:27,559 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 13:30:27,627 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 13:30:27,635 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 13:30:27,636 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 13:30:27,676 INFO L276 IsEmpty]: Start isEmpty. Operand has 757 states, 755 states have (on average 1.9125827814569536) internal successors, (1444), 756 states have internal predecessors, (1444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:30:27,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 13:30:27,701 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:30:27,702 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:30:27,702 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:30:27,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:30:27,708 INFO L85 PathProgramCache]: Analyzing trace with hash -2158734, now seen corresponding path program 1 times [2021-11-23 13:30:27,718 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:30:27,718 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242231656] [2021-11-23 13:30:27,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:30:27,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:30:27,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:30:28,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:30:28,093 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:30:28,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242231656] [2021-11-23 13:30:28,094 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [242231656] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:30:28,094 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:30:28,094 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:30:28,096 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212246025] [2021-11-23 13:30:28,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:30:28,102 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 13:30:28,102 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:30:28,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 13:30:28,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 13:30:28,145 INFO L87 Difference]: Start difference. First operand has 757 states, 755 states have (on average 1.9125827814569536) internal successors, (1444), 756 states have internal predecessors, (1444), 0 states have call successors, (0), 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 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:30:33,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:30:33,891 INFO L93 Difference]: Finished difference Result 2910 states and 5661 transitions. [2021-11-23 13:30:33,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 13:30:33,893 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 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 56 [2021-11-23 13:30:33,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:30:33,936 INFO L225 Difference]: With dead ends: 2910 [2021-11-23 13:30:33,937 INFO L226 Difference]: Without dead ends: 2080 [2021-11-23 13:30:33,947 INFO L932 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 [2021-11-23 13:30:33,952 INFO L933 BasicCegarLoop]: 142 mSDtfsCounter, 2121 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 3390 mSolverCounterSat, 1774 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2121 SdHoareTripleChecker+Valid, 168 SdHoareTripleChecker+Invalid, 5164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1774 IncrementalHoareTripleChecker+Valid, 3390 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2021-11-23 13:30:33,953 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2121 Valid, 168 Invalid, 5164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1774 Valid, 3390 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2021-11-23 13:30:33,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2080 states. [2021-11-23 13:30:34,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2080 to 2074. [2021-11-23 13:30:34,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2074 states, 2073 states have (on average 1.5561987457790643) internal successors, (3226), 2073 states have internal predecessors, (3226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:30:34,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2074 states to 2074 states and 3226 transitions. [2021-11-23 13:30:34,119 INFO L78 Accepts]: Start accepts. Automaton has 2074 states and 3226 transitions. Word has length 56 [2021-11-23 13:30:34,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:30:34,120 INFO L470 AbstractCegarLoop]: Abstraction has 2074 states and 3226 transitions. [2021-11-23 13:30:34,121 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:30:34,121 INFO L276 IsEmpty]: Start isEmpty. Operand 2074 states and 3226 transitions. [2021-11-23 13:30:34,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2021-11-23 13:30:34,142 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:30:34,142 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-23 13:30:34,142 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 13:30:34,143 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:30:34,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:30:34,144 INFO L85 PathProgramCache]: Analyzing trace with hash -1474611213, now seen corresponding path program 1 times [2021-11-23 13:30:34,144 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:30:34,144 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764696545] [2021-11-23 13:30:34,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:30:34,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:30:34,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:30:34,489 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 13:30:34,489 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:30:34,490 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764696545] [2021-11-23 13:30:34,490 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1764696545] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:30:34,490 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:30:34,490 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:30:34,491 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424876438] [2021-11-23 13:30:34,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:30:34,494 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 13:30:34,494 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:30:34,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 13:30:34,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 13:30:34,496 INFO L87 Difference]: Start difference. First operand 2074 states and 3226 transitions. Second operand has 4 states, 4 states have (on average 40.75) internal successors, (163), 3 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:30:39,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:30:39,089 INFO L93 Difference]: Finished difference Result 6216 states and 9564 transitions. [2021-11-23 13:30:39,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 13:30:39,090 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.75) internal successors, (163), 3 states have internal predecessors, (163), 0 states have call successors, (0), 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 216 [2021-11-23 13:30:39,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:30:39,115 INFO L225 Difference]: With dead ends: 6216 [2021-11-23 13:30:39,115 INFO L226 Difference]: Without dead ends: 4144 [2021-11-23 13:30:39,121 INFO L932 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 [2021-11-23 13:30:39,122 INFO L933 BasicCegarLoop]: 630 mSDtfsCounter, 1922 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 4114 mSolverCounterSat, 521 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1922 SdHoareTripleChecker+Valid, 647 SdHoareTripleChecker+Invalid, 4635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 521 IncrementalHoareTripleChecker+Valid, 4114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2021-11-23 13:30:39,125 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1922 Valid, 647 Invalid, 4635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [521 Valid, 4114 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2021-11-23 13:30:39,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4144 states. [2021-11-23 13:30:39,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4144 to 4144. [2021-11-23 13:30:39,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4144 states, 4143 states have (on average 1.2927830074825006) internal successors, (5356), 4143 states have internal predecessors, (5356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:30:39,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4144 states to 4144 states and 5356 transitions. [2021-11-23 13:30:39,246 INFO L78 Accepts]: Start accepts. Automaton has 4144 states and 5356 transitions. Word has length 216 [2021-11-23 13:30:39,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:30:39,250 INFO L470 AbstractCegarLoop]: Abstraction has 4144 states and 5356 transitions. [2021-11-23 13:30:39,250 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.75) internal successors, (163), 3 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:30:39,251 INFO L276 IsEmpty]: Start isEmpty. Operand 4144 states and 5356 transitions. [2021-11-23 13:30:39,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2021-11-23 13:30:39,257 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:30:39,257 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-23 13:30:39,258 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 13:30:39,259 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:30:39,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:30:39,262 INFO L85 PathProgramCache]: Analyzing trace with hash 928099222, now seen corresponding path program 1 times [2021-11-23 13:30:39,263 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:30:39,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261954720] [2021-11-23 13:30:39,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:30:39,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:30:39,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:30:39,575 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 13:30:39,576 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:30:39,576 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261954720] [2021-11-23 13:30:39,637 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261954720] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:30:39,637 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:30:39,637 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:30:39,637 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124660593] [2021-11-23 13:30:39,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:30:39,638 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 13:30:39,638 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:30:39,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 13:30:39,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-23 13:30:39,640 INFO L87 Difference]: Start difference. First operand 4144 states and 5356 transitions. Second operand has 4 states, 4 states have (on average 75.75) internal successors, (303), 3 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:30:42,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:30:42,921 INFO L93 Difference]: Finished difference Result 9029 states and 11975 transitions. [2021-11-23 13:30:42,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 13:30:42,922 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 75.75) internal successors, (303), 3 states have internal predecessors, (303), 0 states have call successors, (0), 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 305 [2021-11-23 13:30:42,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:30:42,951 INFO L225 Difference]: With dead ends: 9029 [2021-11-23 13:30:42,951 INFO L226 Difference]: Without dead ends: 5524 [2021-11-23 13:30:42,956 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-23 13:30:42,958 INFO L933 BasicCegarLoop]: 624 mSDtfsCounter, 531 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 2590 mSolverCounterSat, 867 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 531 SdHoareTripleChecker+Valid, 636 SdHoareTripleChecker+Invalid, 3457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 867 IncrementalHoareTripleChecker+Valid, 2590 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2021-11-23 13:30:42,958 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [531 Valid, 636 Invalid, 3457 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [867 Valid, 2590 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2021-11-23 13:30:42,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5524 states. [2021-11-23 13:30:43,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5524 to 5524. [2021-11-23 13:30:43,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5524 states, 5523 states have (on average 1.1611443056309976) internal successors, (6413), 5523 states have internal predecessors, (6413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:30:43,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5524 states to 5524 states and 6413 transitions. [2021-11-23 13:30:43,159 INFO L78 Accepts]: Start accepts. Automaton has 5524 states and 6413 transitions. Word has length 305 [2021-11-23 13:30:43,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:30:43,161 INFO L470 AbstractCegarLoop]: Abstraction has 5524 states and 6413 transitions. [2021-11-23 13:30:43,161 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 75.75) internal successors, (303), 3 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:30:43,161 INFO L276 IsEmpty]: Start isEmpty. Operand 5524 states and 6413 transitions. [2021-11-23 13:30:43,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 938 [2021-11-23 13:30:43,193 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:30:43,195 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:30:43,195 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 13:30:43,196 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:30:43,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:30:43,197 INFO L85 PathProgramCache]: Analyzing trace with hash 2052888997, now seen corresponding path program 1 times [2021-11-23 13:30:43,197 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:30:43,198 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628540115] [2021-11-23 13:30:43,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:30:43,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:30:43,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:30:43,940 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2021-11-23 13:30:43,941 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:30:43,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628540115] [2021-11-23 13:30:43,941 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628540115] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:30:43,941 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:30:43,942 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 13:30:43,942 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163765284] [2021-11-23 13:30:43,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:30:43,943 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:30:43,944 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:30:43,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:30:43,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:30:43,945 INFO L87 Difference]: Start difference. First operand 5524 states and 6413 transitions. Second operand has 3 states, 3 states have (on average 191.33333333333334) internal successors, (574), 2 states have internal predecessors, (574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:30:46,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:30:46,032 INFO L93 Difference]: Finished difference Result 11736 states and 13894 transitions. [2021-11-23 13:30:46,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:30:46,033 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 191.33333333333334) internal successors, (574), 2 states have internal predecessors, (574), 0 states have call successors, (0), 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 937 [2021-11-23 13:30:46,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:30:46,071 INFO L225 Difference]: With dead ends: 11736 [2021-11-23 13:30:46,071 INFO L226 Difference]: Without dead ends: 6904 [2021-11-23 13:30:46,077 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:30:46,087 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 192 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1876 mSolverCounterSat, 318 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 192 SdHoareTripleChecker+Valid, 344 SdHoareTripleChecker+Invalid, 2194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 318 IncrementalHoareTripleChecker+Valid, 1876 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-11-23 13:30:46,089 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [192 Valid, 344 Invalid, 2194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [318 Valid, 1876 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-11-23 13:30:46,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6904 states. [2021-11-23 13:30:46,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6904 to 6904. [2021-11-23 13:30:46,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6904 states, 6903 states have (on average 1.1468926553672316) internal successors, (7917), 6903 states have internal predecessors, (7917), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:30:46,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6904 states to 6904 states and 7917 transitions. [2021-11-23 13:30:46,269 INFO L78 Accepts]: Start accepts. Automaton has 6904 states and 7917 transitions. Word has length 937 [2021-11-23 13:30:46,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:30:46,271 INFO L470 AbstractCegarLoop]: Abstraction has 6904 states and 7917 transitions. [2021-11-23 13:30:46,272 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 191.33333333333334) internal successors, (574), 2 states have internal predecessors, (574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:30:46,272 INFO L276 IsEmpty]: Start isEmpty. Operand 6904 states and 7917 transitions. [2021-11-23 13:30:46,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1004 [2021-11-23 13:30:46,318 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:30:46,319 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:30:46,319 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-23 13:30:46,320 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:30:46,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:30:46,322 INFO L85 PathProgramCache]: Analyzing trace with hash 532939132, now seen corresponding path program 1 times [2021-11-23 13:30:46,323 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:30:46,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693349779] [2021-11-23 13:30:46,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:30:46,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:30:46,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:30:46,852 INFO L134 CoverageAnalysis]: Checked inductivity of 843 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2021-11-23 13:30:46,852 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:30:46,852 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693349779] [2021-11-23 13:30:46,853 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [693349779] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:30:46,853 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:30:46,853 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 13:30:46,853 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720204528] [2021-11-23 13:30:46,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:30:46,855 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:30:46,855 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:30:46,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:30:46,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:30:46,856 INFO L87 Difference]: Start difference. First operand 6904 states and 7917 transitions. Second operand has 3 states, 3 states have (on average 196.0) internal successors, (588), 2 states have internal predecessors, (588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:30:49,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:30:49,043 INFO L93 Difference]: Finished difference Result 15186 states and 18153 transitions. [2021-11-23 13:30:49,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:30:49,044 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 196.0) internal successors, (588), 2 states have internal predecessors, (588), 0 states have call successors, (0), 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 1003 [2021-11-23 13:30:49,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:30:49,086 INFO L225 Difference]: With dead ends: 15186 [2021-11-23 13:30:49,086 INFO L226 Difference]: Without dead ends: 8974 [2021-11-23 13:30:49,094 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:30:49,095 INFO L933 BasicCegarLoop]: 384 mSDtfsCounter, 226 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 1667 mSolverCounterSat, 602 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 226 SdHoareTripleChecker+Valid, 389 SdHoareTripleChecker+Invalid, 2269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 602 IncrementalHoareTripleChecker+Valid, 1667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-23 13:30:49,095 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [226 Valid, 389 Invalid, 2269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [602 Valid, 1667 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-11-23 13:30:49,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8974 states. [2021-11-23 13:30:49,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8974 to 8974. [2021-11-23 13:30:49,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8974 states, 8973 states have (on average 1.1338459823916194) internal successors, (10174), 8973 states have internal predecessors, (10174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:30:49,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8974 states to 8974 states and 10174 transitions. [2021-11-23 13:30:49,308 INFO L78 Accepts]: Start accepts. Automaton has 8974 states and 10174 transitions. Word has length 1003 [2021-11-23 13:30:49,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:30:49,310 INFO L470 AbstractCegarLoop]: Abstraction has 8974 states and 10174 transitions. [2021-11-23 13:30:49,310 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 196.0) internal successors, (588), 2 states have internal predecessors, (588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:30:49,310 INFO L276 IsEmpty]: Start isEmpty. Operand 8974 states and 10174 transitions. [2021-11-23 13:30:49,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1024 [2021-11-23 13:30:49,321 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:30:49,323 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:30:49,323 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-23 13:30:49,323 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:30:49,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:30:49,324 INFO L85 PathProgramCache]: Analyzing trace with hash 1998951598, now seen corresponding path program 1 times [2021-11-23 13:30:49,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:30:49,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014896602] [2021-11-23 13:30:49,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:30:49,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:30:49,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:30:49,909 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 669 trivial. 0 not checked. [2021-11-23 13:30:49,910 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:30:49,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014896602] [2021-11-23 13:30:49,910 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1014896602] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:30:49,910 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:30:49,911 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:30:49,911 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131077612] [2021-11-23 13:30:49,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:30:49,912 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:30:49,913 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:30:49,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:30:49,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:30:49,914 INFO L87 Difference]: Start difference. First operand 8974 states and 10174 transitions. Second operand has 3 states, 3 states have (on average 191.66666666666666) internal successors, (575), 3 states have internal predecessors, (575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:30:51,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:30:51,727 INFO L93 Difference]: Finished difference Result 17256 states and 19655 transitions. [2021-11-23 13:30:51,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:30:51,729 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 191.66666666666666) internal successors, (575), 3 states have internal predecessors, (575), 0 states have call successors, (0), 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 1023 [2021-11-23 13:30:51,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:30:51,752 INFO L225 Difference]: With dead ends: 17256 [2021-11-23 13:30:51,752 INFO L226 Difference]: Without dead ends: 8974 [2021-11-23 13:30:51,773 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:30:51,774 INFO L933 BasicCegarLoop]: 773 mSDtfsCounter, 741 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1974 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 741 SdHoareTripleChecker+Valid, 780 SdHoareTripleChecker+Invalid, 2165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 1974 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-23 13:30:51,774 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [741 Valid, 780 Invalid, 2165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 1974 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-23 13:30:51,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8974 states. [2021-11-23 13:30:51,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8974 to 8974. [2021-11-23 13:30:51,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8974 states, 8973 states have (on average 1.1116683383483785) internal successors, (9975), 8973 states have internal predecessors, (9975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:30:51,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8974 states to 8974 states and 9975 transitions. [2021-11-23 13:30:51,921 INFO L78 Accepts]: Start accepts. Automaton has 8974 states and 9975 transitions. Word has length 1023 [2021-11-23 13:30:51,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:30:51,923 INFO L470 AbstractCegarLoop]: Abstraction has 8974 states and 9975 transitions. [2021-11-23 13:30:51,923 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 191.66666666666666) internal successors, (575), 3 states have internal predecessors, (575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:30:51,923 INFO L276 IsEmpty]: Start isEmpty. Operand 8974 states and 9975 transitions. [2021-11-23 13:30:51,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1079 [2021-11-23 13:30:51,936 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:30:51,940 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:30:51,940 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-23 13:30:51,941 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:30:51,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:30:51,942 INFO L85 PathProgramCache]: Analyzing trace with hash -1190415426, now seen corresponding path program 1 times [2021-11-23 13:30:51,942 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:30:51,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841668225] [2021-11-23 13:30:51,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:30:51,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:30:52,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:30:52,631 INFO L134 CoverageAnalysis]: Checked inductivity of 1017 backedges. 666 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-23 13:30:52,632 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:30:52,632 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841668225] [2021-11-23 13:30:52,632 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1841668225] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:30:52,632 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:30:52,633 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:30:52,633 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090143775] [2021-11-23 13:30:52,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:30:52,635 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:30:52,635 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:30:52,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:30:52,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:30:52,637 INFO L87 Difference]: Start difference. First operand 8974 states and 9975 transitions. Second operand has 3 states, 3 states have (on average 243.0) internal successors, (729), 3 states have internal predecessors, (729), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:30:55,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:30:55,087 INFO L93 Difference]: Finished difference Result 23466 states and 26450 transitions. [2021-11-23 13:30:55,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:30:55,087 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 243.0) internal successors, (729), 3 states have internal predecessors, (729), 0 states have call successors, (0), 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 1078 [2021-11-23 13:30:55,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:30:55,124 INFO L225 Difference]: With dead ends: 23466 [2021-11-23 13:30:55,124 INFO L226 Difference]: Without dead ends: 15184 [2021-11-23 13:30:55,137 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:30:55,139 INFO L933 BasicCegarLoop]: 1010 mSDtfsCounter, 574 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1985 mSolverCounterSat, 344 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 574 SdHoareTripleChecker+Valid, 1017 SdHoareTripleChecker+Invalid, 2329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 344 IncrementalHoareTripleChecker+Valid, 1985 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-11-23 13:30:55,139 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [574 Valid, 1017 Invalid, 2329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [344 Valid, 1985 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2021-11-23 13:30:55,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15184 states. [2021-11-23 13:30:55,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15184 to 14494. [2021-11-23 13:30:55,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14494 states, 14493 states have (on average 1.0954253777685778) internal successors, (15876), 14493 states have internal predecessors, (15876), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:30:55,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14494 states to 14494 states and 15876 transitions. [2021-11-23 13:30:55,417 INFO L78 Accepts]: Start accepts. Automaton has 14494 states and 15876 transitions. Word has length 1078 [2021-11-23 13:30:55,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:30:55,419 INFO L470 AbstractCegarLoop]: Abstraction has 14494 states and 15876 transitions. [2021-11-23 13:30:55,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 243.0) internal successors, (729), 3 states have internal predecessors, (729), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:30:55,420 INFO L276 IsEmpty]: Start isEmpty. Operand 14494 states and 15876 transitions. [2021-11-23 13:30:55,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1114 [2021-11-23 13:30:55,438 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:30:55,439 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:30:55,440 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-23 13:30:55,440 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:30:55,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:30:55,442 INFO L85 PathProgramCache]: Analyzing trace with hash -1639588229, now seen corresponding path program 1 times [2021-11-23 13:30:55,442 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:30:55,443 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778918560] [2021-11-23 13:30:55,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:30:55,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:30:55,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:30:56,310 INFO L134 CoverageAnalysis]: Checked inductivity of 1270 backedges. 512 proven. 537 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2021-11-23 13:30:56,310 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:30:56,311 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778918560] [2021-11-23 13:30:56,311 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778918560] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 13:30:56,311 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [399177576] [2021-11-23 13:30:56,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:30:56,312 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:30:56,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:30:56,317 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:30:56,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 13:30:56,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:30:56,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 1319 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 13:30:56,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:30:58,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1270 backedges. 601 proven. 0 refuted. 0 times theorem prover too weak. 669 trivial. 0 not checked. [2021-11-23 13:30:58,705 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 13:30:58,706 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [399177576] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:30:58,706 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 13:30:58,707 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2021-11-23 13:30:58,707 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178396482] [2021-11-23 13:30:58,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:30:58,710 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:30:58,710 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:30:58,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:30:58,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-23 13:30:58,711 INFO L87 Difference]: Start difference. First operand 14494 states and 15876 transitions. Second operand has 3 states, 3 states have (on average 221.66666666666666) internal successors, (665), 3 states have internal predecessors, (665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:01,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:31:01,260 INFO L93 Difference]: Finished difference Result 31056 states and 34346 transitions. [2021-11-23 13:31:01,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:31:01,261 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 221.66666666666666) internal successors, (665), 3 states have internal predecessors, (665), 0 states have call successors, (0), 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 1113 [2021-11-23 13:31:01,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:31:01,296 INFO L225 Difference]: With dead ends: 31056 [2021-11-23 13:31:01,296 INFO L226 Difference]: Without dead ends: 15184 [2021-11-23 13:31:01,314 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1118 GetRequests, 1113 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-23 13:31:01,315 INFO L933 BasicCegarLoop]: 967 mSDtfsCounter, 649 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1703 mSolverCounterSat, 572 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 649 SdHoareTripleChecker+Valid, 973 SdHoareTripleChecker+Invalid, 2275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 572 IncrementalHoareTripleChecker+Valid, 1703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2021-11-23 13:31:01,316 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [649 Valid, 973 Invalid, 2275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [572 Valid, 1703 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2021-11-23 13:31:01,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15184 states. [2021-11-23 13:31:01,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15184 to 14494. [2021-11-23 13:31:01,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14494 states, 14493 states have (on average 1.0508521355136962) internal successors, (15230), 14493 states have internal predecessors, (15230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:01,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14494 states to 14494 states and 15230 transitions. [2021-11-23 13:31:01,555 INFO L78 Accepts]: Start accepts. Automaton has 14494 states and 15230 transitions. Word has length 1113 [2021-11-23 13:31:01,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:31:01,557 INFO L470 AbstractCegarLoop]: Abstraction has 14494 states and 15230 transitions. [2021-11-23 13:31:01,557 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 221.66666666666666) internal successors, (665), 3 states have internal predecessors, (665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:01,557 INFO L276 IsEmpty]: Start isEmpty. Operand 14494 states and 15230 transitions. [2021-11-23 13:31:01,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1267 [2021-11-23 13:31:01,586 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:31:01,587 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:31:01,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 13:31:01,809 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:31:01,809 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:31:01,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:31:01,810 INFO L85 PathProgramCache]: Analyzing trace with hash -338292635, now seen corresponding path program 1 times [2021-11-23 13:31:01,811 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:31:01,811 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960672852] [2021-11-23 13:31:01,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:31:01,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:31:01,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:31:02,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1647 backedges. 1119 proven. 330 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2021-11-23 13:31:02,838 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:31:02,839 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960672852] [2021-11-23 13:31:02,839 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960672852] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 13:31:02,839 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [623763212] [2021-11-23 13:31:02,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:31:02,840 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:31:02,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:31:02,841 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:31:02,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 13:31:03,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:31:03,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 1467 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 13:31:03,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:31:05,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1647 backedges. 628 proven. 0 refuted. 0 times theorem prover too weak. 1019 trivial. 0 not checked. [2021-11-23 13:31:05,092 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 13:31:05,093 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [623763212] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:31:05,093 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 13:31:05,094 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2021-11-23 13:31:05,094 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612896535] [2021-11-23 13:31:05,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:31:05,096 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:31:05,096 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:31:05,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:31:05,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-11-23 13:31:05,097 INFO L87 Difference]: Start difference. First operand 14494 states and 15230 transitions. Second operand has 3 states, 3 states have (on average 221.66666666666666) internal successors, (665), 3 states have internal predecessors, (665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:07,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:31:07,133 INFO L93 Difference]: Finished difference Result 29676 states and 31459 transitions. [2021-11-23 13:31:07,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:31:07,135 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 221.66666666666666) internal successors, (665), 3 states have internal predecessors, (665), 0 states have call successors, (0), 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 1266 [2021-11-23 13:31:07,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:31:07,163 INFO L225 Difference]: With dead ends: 29676 [2021-11-23 13:31:07,163 INFO L226 Difference]: Without dead ends: 15874 [2021-11-23 13:31:07,178 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1272 GetRequests, 1265 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-11-23 13:31:07,179 INFO L933 BasicCegarLoop]: 944 mSDtfsCounter, 604 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1686 mSolverCounterSat, 215 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 604 SdHoareTripleChecker+Valid, 951 SdHoareTripleChecker+Invalid, 1901 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 215 IncrementalHoareTripleChecker+Valid, 1686 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2021-11-23 13:31:07,179 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [604 Valid, 951 Invalid, 1901 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [215 Valid, 1686 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2021-11-23 13:31:07,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15874 states. [2021-11-23 13:31:07,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15874 to 15874. [2021-11-23 13:31:07,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15874 states, 15873 states have (on average 1.0496440496440496) internal successors, (16661), 15873 states have internal predecessors, (16661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:07,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15874 states to 15874 states and 16661 transitions. [2021-11-23 13:31:07,399 INFO L78 Accepts]: Start accepts. Automaton has 15874 states and 16661 transitions. Word has length 1266 [2021-11-23 13:31:07,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:31:07,400 INFO L470 AbstractCegarLoop]: Abstraction has 15874 states and 16661 transitions. [2021-11-23 13:31:07,401 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 221.66666666666666) internal successors, (665), 3 states have internal predecessors, (665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:07,401 INFO L276 IsEmpty]: Start isEmpty. Operand 15874 states and 16661 transitions. [2021-11-23 13:31:07,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1280 [2021-11-23 13:31:07,424 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:31:07,425 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:31:07,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 13:31:07,641 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-11-23 13:31:07,641 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:31:07,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:31:07,642 INFO L85 PathProgramCache]: Analyzing trace with hash 650372234, now seen corresponding path program 1 times [2021-11-23 13:31:07,642 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:31:07,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663257984] [2021-11-23 13:31:07,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:31:07,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:31:07,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:31:08,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1918 backedges. 1169 proven. 628 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-11-23 13:31:08,328 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:31:08,328 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663257984] [2021-11-23 13:31:08,329 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663257984] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 13:31:08,329 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [530249677] [2021-11-23 13:31:08,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:31:08,329 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:31:08,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:31:08,331 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:31:08,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 13:31:08,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:31:08,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 1510 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 13:31:08,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:31:10,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1918 backedges. 1195 proven. 0 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2021-11-23 13:31:10,375 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 13:31:10,376 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [530249677] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:31:10,376 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 13:31:10,377 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2021-11-23 13:31:10,377 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871156973] [2021-11-23 13:31:10,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:31:10,379 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:31:10,379 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:31:10,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:31:10,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-11-23 13:31:10,380 INFO L87 Difference]: Start difference. First operand 15874 states and 16661 transitions. Second operand has 3 states, 3 states have (on average 259.3333333333333) internal successors, (778), 3 states have internal predecessors, (778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:12,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:31:12,194 INFO L93 Difference]: Finished difference Result 31056 states and 32629 transitions. [2021-11-23 13:31:12,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:31:12,194 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 259.3333333333333) internal successors, (778), 3 states have internal predecessors, (778), 0 states have call successors, (0), 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 1279 [2021-11-23 13:31:12,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:31:12,215 INFO L225 Difference]: With dead ends: 31056 [2021-11-23 13:31:12,215 INFO L226 Difference]: Without dead ends: 15874 [2021-11-23 13:31:12,224 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1285 GetRequests, 1279 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-11-23 13:31:12,225 INFO L933 BasicCegarLoop]: 67 mSDtfsCounter, 631 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 1672 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 631 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 1913 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 1672 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-23 13:31:12,226 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [631 Valid, 72 Invalid, 1913 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 1672 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-23 13:31:12,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15874 states. [2021-11-23 13:31:12,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15874 to 15874. [2021-11-23 13:31:12,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15874 states, 15873 states have (on average 1.0388080388080387) internal successors, (16489), 15873 states have internal predecessors, (16489), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:12,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15874 states to 15874 states and 16489 transitions. [2021-11-23 13:31:12,454 INFO L78 Accepts]: Start accepts. Automaton has 15874 states and 16489 transitions. Word has length 1279 [2021-11-23 13:31:12,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:31:12,455 INFO L470 AbstractCegarLoop]: Abstraction has 15874 states and 16489 transitions. [2021-11-23 13:31:12,456 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 259.3333333333333) internal successors, (778), 3 states have internal predecessors, (778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:12,456 INFO L276 IsEmpty]: Start isEmpty. Operand 15874 states and 16489 transitions. [2021-11-23 13:31:12,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1295 [2021-11-23 13:31:12,480 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:31:12,482 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:31:12,521 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-23 13:31:12,703 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-23 13:31:12,704 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:31:12,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:31:12,705 INFO L85 PathProgramCache]: Analyzing trace with hash -121014992, now seen corresponding path program 1 times [2021-11-23 13:31:12,705 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:31:12,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564075025] [2021-11-23 13:31:12,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:31:12,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:31:12,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:31:13,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1674 backedges. 624 proven. 0 refuted. 0 times theorem prover too weak. 1050 trivial. 0 not checked. [2021-11-23 13:31:13,244 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:31:13,244 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564075025] [2021-11-23 13:31:13,244 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564075025] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:31:13,244 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:31:13,245 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:31:13,245 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065244356] [2021-11-23 13:31:13,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:31:13,247 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:31:13,247 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:31:13,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:31:13,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:31:13,248 INFO L87 Difference]: Start difference. First operand 15874 states and 16489 transitions. Second operand has 3 states, 3 states have (on average 221.66666666666666) internal successors, (665), 3 states have internal predecessors, (665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:15,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:31:15,063 INFO L93 Difference]: Finished difference Result 36576 states and 38203 transitions. [2021-11-23 13:31:15,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:31:15,064 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 221.66666666666666) internal successors, (665), 3 states have internal predecessors, (665), 0 states have call successors, (0), 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 1294 [2021-11-23 13:31:15,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:31:15,089 INFO L225 Difference]: With dead ends: 36576 [2021-11-23 13:31:15,090 INFO L226 Difference]: Without dead ends: 20704 [2021-11-23 13:31:15,100 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:31:15,101 INFO L933 BasicCegarLoop]: 256 mSDtfsCounter, 605 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1805 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 605 SdHoareTripleChecker+Valid, 262 SdHoareTripleChecker+Invalid, 2015 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 1805 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-23 13:31:15,101 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [605 Valid, 262 Invalid, 2015 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 1805 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-23 13:31:15,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20704 states. [2021-11-23 13:31:15,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20704 to 20704. [2021-11-23 13:31:15,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20704 states, 20703 states have (on average 1.037530792638748) internal successors, (21480), 20703 states have internal predecessors, (21480), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:15,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20704 states to 20704 states and 21480 transitions. [2021-11-23 13:31:15,558 INFO L78 Accepts]: Start accepts. Automaton has 20704 states and 21480 transitions. Word has length 1294 [2021-11-23 13:31:15,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:31:15,560 INFO L470 AbstractCegarLoop]: Abstraction has 20704 states and 21480 transitions. [2021-11-23 13:31:15,561 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 221.66666666666666) internal successors, (665), 3 states have internal predecessors, (665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:15,561 INFO L276 IsEmpty]: Start isEmpty. Operand 20704 states and 21480 transitions. [2021-11-23 13:31:15,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1309 [2021-11-23 13:31:15,607 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:31:15,609 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:31:15,610 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-23 13:31:15,610 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:31:15,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:31:15,612 INFO L85 PathProgramCache]: Analyzing trace with hash 581315324, now seen corresponding path program 1 times [2021-11-23 13:31:15,613 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:31:15,613 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314430792] [2021-11-23 13:31:15,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:31:15,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:31:15,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:31:16,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1792 backedges. 1231 proven. 330 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2021-11-23 13:31:16,529 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:31:16,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314430792] [2021-11-23 13:31:16,530 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314430792] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 13:31:16,530 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [241693774] [2021-11-23 13:31:16,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:31:16,530 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:31:16,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:31:16,537 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:31:16,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-23 13:31:16,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:31:16,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 1510 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 13:31:16,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:31:18,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1792 backedges. 1198 proven. 0 refuted. 0 times theorem prover too weak. 594 trivial. 0 not checked. [2021-11-23 13:31:18,477 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 13:31:18,477 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [241693774] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:31:18,477 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 13:31:18,478 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2021-11-23 13:31:18,481 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205868725] [2021-11-23 13:31:18,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:31:18,483 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:31:18,483 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:31:18,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:31:18,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-11-23 13:31:18,484 INFO L87 Difference]: Start difference. First operand 20704 states and 21480 transitions. Second operand has 3 states, 3 states have (on average 278.0) internal successors, (834), 3 states have internal predecessors, (834), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:20,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:31:20,391 INFO L93 Difference]: Finished difference Result 48306 states and 50410 transitions. [2021-11-23 13:31:20,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:31:20,392 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 278.0) internal successors, (834), 3 states have internal predecessors, (834), 0 states have call successors, (0), 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 1308 [2021-11-23 13:31:20,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:31:20,415 INFO L225 Difference]: With dead ends: 48306 [2021-11-23 13:31:20,415 INFO L226 Difference]: Without dead ends: 28294 [2021-11-23 13:31:20,426 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1314 GetRequests, 1307 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-11-23 13:31:20,427 INFO L933 BasicCegarLoop]: 140 mSDtfsCounter, 624 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 1732 mSolverCounterSat, 236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 624 SdHoareTripleChecker+Valid, 145 SdHoareTripleChecker+Invalid, 1968 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 236 IncrementalHoareTripleChecker+Valid, 1732 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-11-23 13:31:20,428 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [624 Valid, 145 Invalid, 1968 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [236 Valid, 1732 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-11-23 13:31:20,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28294 states. [2021-11-23 13:31:20,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28294 to 27604. [2021-11-23 13:31:20,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27604 states, 27603 states have (on average 1.0385103068507047) internal successors, (28666), 27603 states have internal predecessors, (28666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:20,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27604 states to 27604 states and 28666 transitions. [2021-11-23 13:31:20,774 INFO L78 Accepts]: Start accepts. Automaton has 27604 states and 28666 transitions. Word has length 1308 [2021-11-23 13:31:20,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:31:20,775 INFO L470 AbstractCegarLoop]: Abstraction has 27604 states and 28666 transitions. [2021-11-23 13:31:20,776 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 278.0) internal successors, (834), 3 states have internal predecessors, (834), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:20,776 INFO L276 IsEmpty]: Start isEmpty. Operand 27604 states and 28666 transitions. [2021-11-23 13:31:20,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1354 [2021-11-23 13:31:20,905 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:31:20,906 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:31:20,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-23 13:31:21,115 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:31:21,115 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:31:21,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:31:21,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1518199209, now seen corresponding path program 1 times [2021-11-23 13:31:21,116 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:31:21,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906830546] [2021-11-23 13:31:21,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:31:21,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:31:21,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:31:21,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2049 backedges. 1323 proven. 0 refuted. 0 times theorem prover too weak. 726 trivial. 0 not checked. [2021-11-23 13:31:21,601 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:31:21,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906830546] [2021-11-23 13:31:21,601 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906830546] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:31:21,602 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:31:21,602 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:31:21,602 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312681948] [2021-11-23 13:31:21,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:31:21,604 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:31:21,604 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:31:21,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:31:21,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:31:21,606 INFO L87 Difference]: Start difference. First operand 27604 states and 28666 transitions. Second operand has 3 states, 3 states have (on average 283.6666666666667) internal successors, (851), 3 states have internal predecessors, (851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:23,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:31:23,670 INFO L93 Difference]: Finished difference Result 64176 states and 66913 transitions. [2021-11-23 13:31:23,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:31:23,670 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 283.6666666666667) internal successors, (851), 3 states have internal predecessors, (851), 0 states have call successors, (0), 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 1353 [2021-11-23 13:31:23,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:31:23,714 INFO L225 Difference]: With dead ends: 64176 [2021-11-23 13:31:23,715 INFO L226 Difference]: Without dead ends: 36574 [2021-11-23 13:31:23,732 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:31:23,732 INFO L933 BasicCegarLoop]: 949 mSDtfsCounter, 455 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1784 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 455 SdHoareTripleChecker+Valid, 956 SdHoareTripleChecker+Invalid, 2021 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 1784 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-11-23 13:31:23,733 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [455 Valid, 956 Invalid, 2021 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 1784 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-11-23 13:31:23,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36574 states. [2021-11-23 13:31:24,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36574 to 36574. [2021-11-23 13:31:24,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36574 states, 36573 states have (on average 1.0363382823394307) internal successors, (37902), 36573 states have internal predecessors, (37902), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:24,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36574 states to 36574 states and 37902 transitions. [2021-11-23 13:31:24,231 INFO L78 Accepts]: Start accepts. Automaton has 36574 states and 37902 transitions. Word has length 1353 [2021-11-23 13:31:24,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:31:24,232 INFO L470 AbstractCegarLoop]: Abstraction has 36574 states and 37902 transitions. [2021-11-23 13:31:24,233 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 283.6666666666667) internal successors, (851), 3 states have internal predecessors, (851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:24,233 INFO L276 IsEmpty]: Start isEmpty. Operand 36574 states and 37902 transitions. [2021-11-23 13:31:24,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1415 [2021-11-23 13:31:24,368 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:31:24,369 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:31:24,369 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-23 13:31:24,370 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:31:24,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:31:24,371 INFO L85 PathProgramCache]: Analyzing trace with hash 464096402, now seen corresponding path program 1 times [2021-11-23 13:31:24,371 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:31:24,371 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033683561] [2021-11-23 13:31:24,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:31:24,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:31:24,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:31:24,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2227 backedges. 873 proven. 205 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2021-11-23 13:31:24,999 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:31:24,999 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033683561] [2021-11-23 13:31:25,000 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033683561] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 13:31:25,000 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1789752902] [2021-11-23 13:31:25,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:31:25,000 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:31:25,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:31:25,002 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:31:25,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-23 13:31:25,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:31:25,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 1644 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 13:31:25,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:31:27,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2227 backedges. 914 proven. 0 refuted. 0 times theorem prover too weak. 1313 trivial. 0 not checked. [2021-11-23 13:31:27,067 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 13:31:27,068 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1789752902] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:31:27,068 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 13:31:27,069 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-11-23 13:31:27,069 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386705008] [2021-11-23 13:31:27,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:31:27,071 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:31:27,071 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:31:27,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:31:27,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:31:27,072 INFO L87 Difference]: Start difference. First operand 36574 states and 37902 transitions. Second operand has 3 states, 3 states have (on average 240.66666666666666) internal successors, (722), 3 states have internal predecessors, (722), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:28,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:31:28,804 INFO L93 Difference]: Finished difference Result 72456 states and 75111 transitions. [2021-11-23 13:31:28,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:31:28,804 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 240.66666666666666) internal successors, (722), 3 states have internal predecessors, (722), 0 states have call successors, (0), 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 1414 [2021-11-23 13:31:28,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:31:28,837 INFO L225 Difference]: With dead ends: 72456 [2021-11-23 13:31:28,837 INFO L226 Difference]: Without dead ends: 34504 [2021-11-23 13:31:28,852 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1417 GetRequests, 1414 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:31:28,852 INFO L933 BasicCegarLoop]: 803 mSDtfsCounter, 580 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1656 mSolverCounterSat, 259 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 580 SdHoareTripleChecker+Valid, 809 SdHoareTripleChecker+Invalid, 1915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 259 IncrementalHoareTripleChecker+Valid, 1656 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-23 13:31:28,853 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [580 Valid, 809 Invalid, 1915 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [259 Valid, 1656 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-23 13:31:28,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34504 states. [2021-11-23 13:31:29,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34504 to 34504. [2021-11-23 13:31:29,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34504 states, 34503 states have (on average 1.028403327246906) internal successors, (35483), 34503 states have internal predecessors, (35483), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:29,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34504 states to 34504 states and 35483 transitions. [2021-11-23 13:31:29,241 INFO L78 Accepts]: Start accepts. Automaton has 34504 states and 35483 transitions. Word has length 1414 [2021-11-23 13:31:29,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:31:29,242 INFO L470 AbstractCegarLoop]: Abstraction has 34504 states and 35483 transitions. [2021-11-23 13:31:29,242 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 240.66666666666666) internal successors, (722), 3 states have internal predecessors, (722), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:29,242 INFO L276 IsEmpty]: Start isEmpty. Operand 34504 states and 35483 transitions. [2021-11-23 13:31:29,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1453 [2021-11-23 13:31:29,271 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:31:29,272 INFO L514 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, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:31:29,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-23 13:31:29,475 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:31:29,476 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:31:29,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:31:29,476 INFO L85 PathProgramCache]: Analyzing trace with hash -1767901713, now seen corresponding path program 1 times [2021-11-23 13:31:29,477 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:31:29,477 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647391433] [2021-11-23 13:31:29,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:31:29,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:31:29,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:31:30,545 INFO L134 CoverageAnalysis]: Checked inductivity of 3079 backedges. 1899 proven. 768 refuted. 0 times theorem prover too weak. 412 trivial. 0 not checked. [2021-11-23 13:31:30,545 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:31:30,546 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647391433] [2021-11-23 13:31:30,546 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1647391433] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 13:31:30,546 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [59310652] [2021-11-23 13:31:30,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:31:30,546 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:31:30,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:31:30,547 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:31:30,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-23 13:31:30,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:31:30,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 1733 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 13:31:30,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:31:32,646 INFO L134 CoverageAnalysis]: Checked inductivity of 3079 backedges. 1832 proven. 0 refuted. 0 times theorem prover too weak. 1247 trivial. 0 not checked. [2021-11-23 13:31:32,646 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 13:31:32,646 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [59310652] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:31:32,646 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 13:31:32,647 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2021-11-23 13:31:32,647 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617391693] [2021-11-23 13:31:32,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:31:32,649 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:31:32,649 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:31:32,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:31:32,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-11-23 13:31:32,650 INFO L87 Difference]: Start difference. First operand 34504 states and 35483 transitions. Second operand has 3 states, 3 states have (on average 246.66666666666666) internal successors, (740), 3 states have internal predecessors, (740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:34,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:31:34,330 INFO L93 Difference]: Finished difference Result 68316 states and 70273 transitions. [2021-11-23 13:31:34,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:31:34,330 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 246.66666666666666) internal successors, (740), 3 states have internal predecessors, (740), 0 states have call successors, (0), 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 1452 [2021-11-23 13:31:34,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:31:34,360 INFO L225 Difference]: With dead ends: 68316 [2021-11-23 13:31:34,360 INFO L226 Difference]: Without dead ends: 34504 [2021-11-23 13:31:34,375 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1460 GetRequests, 1452 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-11-23 13:31:34,376 INFO L933 BasicCegarLoop]: 879 mSDtfsCounter, 687 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1603 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 687 SdHoareTripleChecker+Valid, 886 SdHoareTripleChecker+Invalid, 1801 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 1603 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-23 13:31:34,376 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [687 Valid, 886 Invalid, 1801 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 1603 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-23 13:31:34,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34504 states. [2021-11-23 13:31:34,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34504 to 34504. [2021-11-23 13:31:34,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34504 states, 34503 states have (on average 1.0209546995913399) internal successors, (35226), 34503 states have internal predecessors, (35226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:34,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34504 states to 34504 states and 35226 transitions. [2021-11-23 13:31:34,852 INFO L78 Accepts]: Start accepts. Automaton has 34504 states and 35226 transitions. Word has length 1452 [2021-11-23 13:31:34,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:31:34,853 INFO L470 AbstractCegarLoop]: Abstraction has 34504 states and 35226 transitions. [2021-11-23 13:31:34,853 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 246.66666666666666) internal successors, (740), 3 states have internal predecessors, (740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:34,853 INFO L276 IsEmpty]: Start isEmpty. Operand 34504 states and 35226 transitions. [2021-11-23 13:31:34,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1454 [2021-11-23 13:31:34,879 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:31:34,880 INFO L514 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, 8, 8, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:31:34,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-23 13:31:35,080 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-11-23 13:31:35,081 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:31:35,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:31:35,081 INFO L85 PathProgramCache]: Analyzing trace with hash 827386157, now seen corresponding path program 1 times [2021-11-23 13:31:35,081 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:31:35,082 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881098] [2021-11-23 13:31:35,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:31:35,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:31:35,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:31:35,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2696 backedges. 1060 proven. 0 refuted. 0 times theorem prover too weak. 1636 trivial. 0 not checked. [2021-11-23 13:31:35,822 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:31:35,822 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881098] [2021-11-23 13:31:35,822 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [881098] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:31:35,823 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:31:35,823 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:31:35,823 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631967208] [2021-11-23 13:31:35,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:31:35,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:31:35,825 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:31:35,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:31:35,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:31:35,826 INFO L87 Difference]: Start difference. First operand 34504 states and 35226 transitions. Second operand has 3 states, 3 states have (on average 241.0) internal successors, (723), 3 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) [2021-11-23 13:31:37,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:31:37,954 INFO L93 Difference]: Finished difference Result 83496 states and 85402 transitions. [2021-11-23 13:31:37,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:31:37,954 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 241.0) internal successors, (723), 3 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) Word has length 1453 [2021-11-23 13:31:37,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:31:38,009 INFO L225 Difference]: With dead ends: 83496 [2021-11-23 13:31:38,009 INFO L226 Difference]: Without dead ends: 49684 [2021-11-23 13:31:38,028 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:31:38,029 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 550 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1726 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 550 SdHoareTripleChecker+Valid, 271 SdHoareTripleChecker+Invalid, 1959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 1726 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2021-11-23 13:31:38,030 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [550 Valid, 271 Invalid, 1959 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 1726 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2021-11-23 13:31:38,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49684 states. [2021-11-23 13:31:38,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49684 to 48304. [2021-11-23 13:31:38,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48304 states, 48303 states have (on average 1.0186323830817963) internal successors, (49203), 48303 states have internal predecessors, (49203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:38,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48304 states to 48304 states and 49203 transitions. [2021-11-23 13:31:38,714 INFO L78 Accepts]: Start accepts. Automaton has 48304 states and 49203 transitions. Word has length 1453 [2021-11-23 13:31:38,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:31:38,715 INFO L470 AbstractCegarLoop]: Abstraction has 48304 states and 49203 transitions. [2021-11-23 13:31:38,715 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 241.0) internal successors, (723), 3 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) [2021-11-23 13:31:38,715 INFO L276 IsEmpty]: Start isEmpty. Operand 48304 states and 49203 transitions. [2021-11-23 13:31:38,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1483 [2021-11-23 13:31:38,749 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:31:38,750 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:31:38,751 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-23 13:31:38,751 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:31:38,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:31:38,752 INFO L85 PathProgramCache]: Analyzing trace with hash 1730953448, now seen corresponding path program 1 times [2021-11-23 13:31:38,752 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:31:38,753 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189885269] [2021-11-23 13:31:38,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:31:38,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:31:38,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:31:39,515 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 1417 proven. 0 refuted. 0 times theorem prover too weak. 1068 trivial. 0 not checked. [2021-11-23 13:31:39,515 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:31:39,516 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189885269] [2021-11-23 13:31:39,516 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189885269] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:31:39,516 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:31:39,516 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:31:39,517 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830902300] [2021-11-23 13:31:39,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:31:39,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:31:39,519 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:31:39,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:31:39,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:31:39,520 INFO L87 Difference]: Start difference. First operand 48304 states and 49203 transitions. Second operand has 3 states, 3 states have (on average 272.6666666666667) internal successors, (818), 3 states have internal predecessors, (818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:41,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:31:41,632 INFO L93 Difference]: Finished difference Result 106266 states and 108415 transitions. [2021-11-23 13:31:41,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:31:41,632 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 272.6666666666667) internal successors, (818), 3 states have internal predecessors, (818), 0 states have call successors, (0), 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 1482 [2021-11-23 13:31:41,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:31:41,697 INFO L225 Difference]: With dead ends: 106266 [2021-11-23 13:31:41,697 INFO L226 Difference]: Without dead ends: 57964 [2021-11-23 13:31:41,721 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:31:41,722 INFO L933 BasicCegarLoop]: 920 mSDtfsCounter, 489 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1736 mSolverCounterSat, 222 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 489 SdHoareTripleChecker+Valid, 927 SdHoareTripleChecker+Invalid, 1958 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 222 IncrementalHoareTripleChecker+Valid, 1736 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-11-23 13:31:41,722 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [489 Valid, 927 Invalid, 1958 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [222 Valid, 1736 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-11-23 13:31:41,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57964 states. [2021-11-23 13:31:42,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57964 to 57274. [2021-11-23 13:31:42,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57274 states, 57273 states have (on average 1.018542768843958) internal successors, (58335), 57273 states have internal predecessors, (58335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:42,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57274 states to 57274 states and 58335 transitions. [2021-11-23 13:31:42,569 INFO L78 Accepts]: Start accepts. Automaton has 57274 states and 58335 transitions. Word has length 1482 [2021-11-23 13:31:42,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:31:42,570 INFO L470 AbstractCegarLoop]: Abstraction has 57274 states and 58335 transitions. [2021-11-23 13:31:42,570 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 272.6666666666667) internal successors, (818), 3 states have internal predecessors, (818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:42,570 INFO L276 IsEmpty]: Start isEmpty. Operand 57274 states and 58335 transitions. [2021-11-23 13:31:42,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1510 [2021-11-23 13:31:42,604 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:31:42,605 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:31:42,605 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-23 13:31:42,605 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:31:42,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:31:42,606 INFO L85 PathProgramCache]: Analyzing trace with hash -1584491871, now seen corresponding path program 1 times [2021-11-23 13:31:42,607 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:31:42,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515769302] [2021-11-23 13:31:42,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:31:42,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:31:42,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:31:43,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2015 backedges. 1487 proven. 330 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2021-11-23 13:31:43,546 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:31:43,546 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515769302] [2021-11-23 13:31:43,546 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1515769302] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 13:31:43,547 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [951819331] [2021-11-23 13:31:43,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:31:43,547 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:31:43,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:31:43,548 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:31:43,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-23 13:31:43,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:31:43,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 1717 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 13:31:43,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:31:47,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2015 backedges. 1513 proven. 0 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2021-11-23 13:31:47,082 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 13:31:47,082 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [951819331] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:31:47,082 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 13:31:47,083 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2021-11-23 13:31:47,083 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284388628] [2021-11-23 13:31:47,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:31:47,085 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 13:31:47,086 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:31:47,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 13:31:47,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-11-23 13:31:47,086 INFO L87 Difference]: Start difference. First operand 57274 states and 58335 transitions. Second operand has 4 states, 4 states have (on average 266.0) internal successors, (1064), 3 states have internal predecessors, (1064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:49,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:31:49,783 INFO L93 Difference]: Finished difference Result 114546 states and 116682 transitions. [2021-11-23 13:31:49,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 13:31:49,784 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 266.0) internal successors, (1064), 3 states have internal predecessors, (1064), 0 states have call successors, (0), 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 1509 [2021-11-23 13:31:49,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:31:49,837 INFO L225 Difference]: With dead ends: 114546 [2021-11-23 13:31:49,837 INFO L226 Difference]: Without dead ends: 57964 [2021-11-23 13:31:49,858 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1515 GetRequests, 1507 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-11-23 13:31:49,859 INFO L933 BasicCegarLoop]: 55 mSDtfsCounter, 977 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 2641 mSolverCounterSat, 354 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 977 SdHoareTripleChecker+Valid, 66 SdHoareTripleChecker+Invalid, 2995 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 354 IncrementalHoareTripleChecker+Valid, 2641 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2021-11-23 13:31:49,859 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [977 Valid, 66 Invalid, 2995 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [354 Valid, 2641 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2021-11-23 13:31:49,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57964 states. [2021-11-23 13:31:50,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57964 to 57274. [2021-11-23 13:31:50,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57274 states, 57273 states have (on average 1.0184729279066924) internal successors, (58331), 57273 states have internal predecessors, (58331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:50,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57274 states to 57274 states and 58331 transitions. [2021-11-23 13:31:50,534 INFO L78 Accepts]: Start accepts. Automaton has 57274 states and 58331 transitions. Word has length 1509 [2021-11-23 13:31:50,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:31:50,535 INFO L470 AbstractCegarLoop]: Abstraction has 57274 states and 58331 transitions. [2021-11-23 13:31:50,535 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 266.0) internal successors, (1064), 3 states have internal predecessors, (1064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:50,535 INFO L276 IsEmpty]: Start isEmpty. Operand 57274 states and 58331 transitions. [2021-11-23 13:31:50,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1531 [2021-11-23 13:31:50,562 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:31:50,563 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:31:50,586 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-23 13:31:50,764 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-11-23 13:31:50,764 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:31:50,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:31:50,765 INFO L85 PathProgramCache]: Analyzing trace with hash 749618566, now seen corresponding path program 1 times [2021-11-23 13:31:50,765 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:31:50,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149118689] [2021-11-23 13:31:50,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:31:50,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:31:50,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:31:51,634 INFO L134 CoverageAnalysis]: Checked inductivity of 2205 backedges. 628 proven. 0 refuted. 0 times theorem prover too weak. 1577 trivial. 0 not checked. [2021-11-23 13:31:51,635 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:31:51,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149118689] [2021-11-23 13:31:51,635 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149118689] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:31:51,635 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:31:51,636 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:31:51,636 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526748941] [2021-11-23 13:31:51,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:31:51,641 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:31:51,641 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:31:51,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:31:51,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:31:51,642 INFO L87 Difference]: Start difference. First operand 57274 states and 58331 transitions. Second operand has 3 states, 3 states have (on average 221.66666666666666) internal successors, (665), 3 states have internal predecessors, (665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:53,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:31:53,902 INFO L93 Difference]: Finished difference Result 114546 states and 116671 transitions. [2021-11-23 13:31:53,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:31:53,913 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 221.66666666666666) internal successors, (665), 3 states have internal predecessors, (665), 0 states have call successors, (0), 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 1530 [2021-11-23 13:31:53,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:31:53,980 INFO L225 Difference]: With dead ends: 114546 [2021-11-23 13:31:53,981 INFO L226 Difference]: Without dead ends: 57964 [2021-11-23 13:31:54,003 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:31:54,004 INFO L933 BasicCegarLoop]: 71 mSDtfsCounter, 619 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 1699 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 619 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 1953 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 1699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-11-23 13:31:54,004 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [619 Valid, 76 Invalid, 1953 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 1699 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-11-23 13:31:54,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57964 states. [2021-11-23 13:31:54,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57964 to 57274. [2021-11-23 13:31:54,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57274 states, 57273 states have (on average 1.0180538822831002) internal successors, (58307), 57273 states have internal predecessors, (58307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:54,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57274 states to 57274 states and 58307 transitions. [2021-11-23 13:31:54,782 INFO L78 Accepts]: Start accepts. Automaton has 57274 states and 58307 transitions. Word has length 1530 [2021-11-23 13:31:54,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:31:54,784 INFO L470 AbstractCegarLoop]: Abstraction has 57274 states and 58307 transitions. [2021-11-23 13:31:54,784 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 221.66666666666666) internal successors, (665), 3 states have internal predecessors, (665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:54,784 INFO L276 IsEmpty]: Start isEmpty. Operand 57274 states and 58307 transitions. [2021-11-23 13:31:54,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1589 [2021-11-23 13:31:54,834 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:31:54,835 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:31:54,836 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-23 13:31:54,836 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:31:54,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:31:54,836 INFO L85 PathProgramCache]: Analyzing trace with hash 207324623, now seen corresponding path program 1 times [2021-11-23 13:31:54,837 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:31:54,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082110366] [2021-11-23 13:31:54,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:31:54,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:31:54,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:31:55,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2484 backedges. 1727 proven. 0 refuted. 0 times theorem prover too weak. 757 trivial. 0 not checked. [2021-11-23 13:31:55,580 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:31:55,580 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082110366] [2021-11-23 13:31:55,580 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082110366] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:31:55,580 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:31:55,581 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 13:31:55,581 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998710811] [2021-11-23 13:31:55,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:31:55,583 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:31:55,584 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:31:55,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:31:55,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:31:55,585 INFO L87 Difference]: Start difference. First operand 57274 states and 58307 transitions. Second operand has 3 states, 3 states have (on average 344.3333333333333) internal successors, (1033), 3 states have internal predecessors, (1033), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:57,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:31:57,968 INFO L93 Difference]: Finished difference Result 138696 states and 141333 transitions. [2021-11-23 13:31:57,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:31:57,968 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 344.3333333333333) internal successors, (1033), 3 states have internal predecessors, (1033), 0 states have call successors, (0), 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 1588 [2021-11-23 13:31:57,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:31:58,045 INFO L225 Difference]: With dead ends: 138696 [2021-11-23 13:31:58,046 INFO L226 Difference]: Without dead ends: 81424 [2021-11-23 13:31:58,074 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 13:31:58,075 INFO L933 BasicCegarLoop]: 232 mSDtfsCounter, 614 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1751 mSolverCounterSat, 240 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 614 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 1991 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 1751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-11-23 13:31:58,075 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [614 Valid, 238 Invalid, 1991 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 1751 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-11-23 13:31:58,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81424 states. [2021-11-23 13:31:59,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81424 to 80734. [2021-11-23 13:31:59,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80734 states, 80733 states have (on average 1.016969516802299) internal successors, (82103), 80733 states have internal predecessors, (82103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:59,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80734 states to 80734 states and 82103 transitions. [2021-11-23 13:31:59,349 INFO L78 Accepts]: Start accepts. Automaton has 80734 states and 82103 transitions. Word has length 1588 [2021-11-23 13:31:59,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:31:59,350 INFO L470 AbstractCegarLoop]: Abstraction has 80734 states and 82103 transitions. [2021-11-23 13:31:59,350 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 344.3333333333333) internal successors, (1033), 3 states have internal predecessors, (1033), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:31:59,350 INFO L276 IsEmpty]: Start isEmpty. Operand 80734 states and 82103 transitions. [2021-11-23 13:31:59,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1909 [2021-11-23 13:31:59,405 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:31:59,406 INFO L514 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, 8, 8, 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, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-11-23 13:31:59,406 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-11-23 13:31:59,407 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:31:59,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:31:59,408 INFO L85 PathProgramCache]: Analyzing trace with hash -1007879861, now seen corresponding path program 1 times [2021-11-23 13:31:59,408 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:31:59,408 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128245674] [2021-11-23 13:31:59,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:31:59,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:31:59,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:32:00,739 INFO L134 CoverageAnalysis]: Checked inductivity of 3247 backedges. 2027 proven. 0 refuted. 0 times theorem prover too weak. 1220 trivial. 0 not checked. [2021-11-23 13:32:00,739 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:32:00,739 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1128245674] [2021-11-23 13:32:00,740 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1128245674] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:32:00,740 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:32:00,740 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 13:32:00,741 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262747167] [2021-11-23 13:32:00,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:32:00,743 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 13:32:00,743 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:32:00,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 13:32:00,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 13:32:00,745 INFO L87 Difference]: Start difference. First operand 80734 states and 82103 transitions. Second operand has 4 states, 4 states have (on average 311.75) internal successors, (1247), 4 states have internal predecessors, (1247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:32:03,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:32:03,382 INFO L93 Difference]: Finished difference Result 160945 states and 163682 transitions. [2021-11-23 13:32:03,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 13:32:03,383 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 311.75) internal successors, (1247), 4 states have internal predecessors, (1247), 0 states have call successors, (0), 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 1908 [2021-11-23 13:32:03,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:32:03,470 INFO L225 Difference]: With dead ends: 160945 [2021-11-23 13:32:03,471 INFO L226 Difference]: Without dead ends: 80903 [2021-11-23 13:32:03,772 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:32:03,775 INFO L933 BasicCegarLoop]: 978 mSDtfsCounter, 1190 mSDsluCounter, 652 mSDsCounter, 0 mSdLazyCounter, 1984 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1190 SdHoareTripleChecker+Valid, 1630 SdHoareTripleChecker+Invalid, 2078 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 1984 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-11-23 13:32:03,775 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1190 Valid, 1630 Invalid, 2078 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 1984 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2021-11-23 13:32:03,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80903 states. [2021-11-23 13:32:04,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80903 to 80734. [2021-11-23 13:32:04,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80734 states, 80733 states have (on average 1.0168704247333804) internal successors, (82095), 80733 states have internal predecessors, (82095), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:32:04,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80734 states to 80734 states and 82095 transitions. [2021-11-23 13:32:04,802 INFO L78 Accepts]: Start accepts. Automaton has 80734 states and 82095 transitions. Word has length 1908 [2021-11-23 13:32:04,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:32:04,803 INFO L470 AbstractCegarLoop]: Abstraction has 80734 states and 82095 transitions. [2021-11-23 13:32:04,803 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 311.75) internal successors, (1247), 4 states have internal predecessors, (1247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:32:04,803 INFO L276 IsEmpty]: Start isEmpty. Operand 80734 states and 82095 transitions. [2021-11-23 13:32:04,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1926 [2021-11-23 13:32:04,870 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:32:04,871 INFO L514 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, 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, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-11-23 13:32:04,871 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-11-23 13:32:04,871 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:32:04,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:32:04,872 INFO L85 PathProgramCache]: Analyzing trace with hash -1514730795, now seen corresponding path program 1 times [2021-11-23 13:32:04,872 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:32:04,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250998555] [2021-11-23 13:32:04,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:32:04,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:32:04,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:32:06,115 INFO L134 CoverageAnalysis]: Checked inductivity of 3349 backedges. 2190 proven. 162 refuted. 0 times theorem prover too weak. 997 trivial. 0 not checked. [2021-11-23 13:32:06,115 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:32:06,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250998555] [2021-11-23 13:32:06,116 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1250998555] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 13:32:06,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1620246471] [2021-11-23 13:32:06,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:32:06,116 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:32:06,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:32:06,117 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:32:06,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-23 13:32:06,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:32:06,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 2190 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 13:32:06,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:32:08,750 INFO L134 CoverageAnalysis]: Checked inductivity of 3349 backedges. 2244 proven. 0 refuted. 0 times theorem prover too weak. 1105 trivial. 0 not checked. [2021-11-23 13:32:08,751 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 13:32:08,751 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1620246471] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:32:08,751 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 13:32:08,752 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2021-11-23 13:32:08,752 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362306948] [2021-11-23 13:32:08,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:32:08,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:32:08,754 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:32:08,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:32:08,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-11-23 13:32:08,755 INFO L87 Difference]: Start difference. First operand 80734 states and 82095 transitions. Second operand has 3 states, 3 states have (on average 410.0) internal successors, (1230), 3 states have internal predecessors, (1230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:32:11,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:32:11,076 INFO L93 Difference]: Finished difference Result 161466 states and 164202 transitions. [2021-11-23 13:32:11,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:32:11,077 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 410.0) internal successors, (1230), 3 states have internal predecessors, (1230), 0 states have call successors, (0), 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 1925 [2021-11-23 13:32:11,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:32:11,163 INFO L225 Difference]: With dead ends: 161466 [2021-11-23 13:32:11,163 INFO L226 Difference]: Without dead ends: 81424 [2021-11-23 13:32:11,200 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1932 GetRequests, 1926 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-11-23 13:32:11,201 INFO L933 BasicCegarLoop]: 868 mSDtfsCounter, 619 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1723 mSolverCounterSat, 228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 619 SdHoareTripleChecker+Valid, 874 SdHoareTripleChecker+Invalid, 1951 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 228 IncrementalHoareTripleChecker+Valid, 1723 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-11-23 13:32:11,202 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [619 Valid, 874 Invalid, 1951 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [228 Valid, 1723 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-11-23 13:32:11,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81424 states. [2021-11-23 13:32:12,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81424 to 76594. [2021-11-23 13:32:12,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76594 states, 76593 states have (on average 1.0152233232801953) internal successors, (77759), 76593 states have internal predecessors, (77759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:32:12,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76594 states to 76594 states and 77759 transitions. [2021-11-23 13:32:12,339 INFO L78 Accepts]: Start accepts. Automaton has 76594 states and 77759 transitions. Word has length 1925 [2021-11-23 13:32:12,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:32:12,340 INFO L470 AbstractCegarLoop]: Abstraction has 76594 states and 77759 transitions. [2021-11-23 13:32:12,340 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 410.0) internal successors, (1230), 3 states have internal predecessors, (1230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:32:12,340 INFO L276 IsEmpty]: Start isEmpty. Operand 76594 states and 77759 transitions. [2021-11-23 13:32:12,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2065 [2021-11-23 13:32:12,414 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:32:12,416 INFO L514 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, 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-11-23 13:32:12,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-23 13:32:12,616 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:32:12,617 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:32:12,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:32:12,617 INFO L85 PathProgramCache]: Analyzing trace with hash -1701289083, now seen corresponding path program 1 times [2021-11-23 13:32:12,617 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:32:12,618 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108174098] [2021-11-23 13:32:12,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:32:12,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:32:12,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:32:14,445 INFO L134 CoverageAnalysis]: Checked inductivity of 3859 backedges. 2031 proven. 1667 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2021-11-23 13:32:14,446 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:32:14,447 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108174098] [2021-11-23 13:32:14,447 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108174098] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 13:32:14,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1834947809] [2021-11-23 13:32:14,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:32:14,448 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:32:14,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:32:14,453 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:32:14,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-23 13:32:14,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:32:14,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 2329 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 13:32:14,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:32:17,219 INFO L134 CoverageAnalysis]: Checked inductivity of 3859 backedges. 2217 proven. 0 refuted. 0 times theorem prover too weak. 1642 trivial. 0 not checked. [2021-11-23 13:32:17,220 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 13:32:17,220 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1834947809] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:32:17,220 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 13:32:17,221 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2021-11-23 13:32:17,222 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517925141] [2021-11-23 13:32:17,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:32:17,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:32:17,224 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:32:17,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:32:17,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-11-23 13:32:17,225 INFO L87 Difference]: Start difference. First operand 76594 states and 77759 transitions. Second operand has 3 states, 3 states have (on average 415.6666666666667) internal successors, (1247), 3 states have internal predecessors, (1247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:32:19,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:32:19,059 INFO L93 Difference]: Finished difference Result 152496 states and 154825 transitions. [2021-11-23 13:32:19,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:32:19,059 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 415.6666666666667) internal successors, (1247), 3 states have internal predecessors, (1247), 0 states have call successors, (0), 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 2064 [2021-11-23 13:32:19,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:32:19,129 INFO L225 Difference]: With dead ends: 152496 [2021-11-23 13:32:19,129 INFO L226 Difference]: Without dead ends: 76594 [2021-11-23 13:32:19,159 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2072 GetRequests, 2064 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-11-23 13:32:19,161 INFO L933 BasicCegarLoop]: 913 mSDtfsCounter, 608 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1649 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 608 SdHoareTripleChecker+Valid, 919 SdHoareTripleChecker+Invalid, 1698 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 1649 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-23 13:32:19,167 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [608 Valid, 919 Invalid, 1698 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 1649 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-23 13:32:19,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76594 states. [2021-11-23 13:32:19,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76594 to 76594. [2021-11-23 13:32:19,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76594 states, 76593 states have (on average 1.0145444100635828) internal successors, (77707), 76593 states have internal predecessors, (77707), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:32:20,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76594 states to 76594 states and 77707 transitions. [2021-11-23 13:32:20,039 INFO L78 Accepts]: Start accepts. Automaton has 76594 states and 77707 transitions. Word has length 2064 [2021-11-23 13:32:20,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:32:20,041 INFO L470 AbstractCegarLoop]: Abstraction has 76594 states and 77707 transitions. [2021-11-23 13:32:20,041 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 415.6666666666667) internal successors, (1247), 3 states have internal predecessors, (1247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:32:20,041 INFO L276 IsEmpty]: Start isEmpty. Operand 76594 states and 77707 transitions. [2021-11-23 13:32:20,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2071 [2021-11-23 13:32:20,106 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:32:20,107 INFO L514 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, 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-11-23 13:32:20,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-23 13:32:20,307 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:32:20,308 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:32:20,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:32:20,309 INFO L85 PathProgramCache]: Analyzing trace with hash 1243546326, now seen corresponding path program 1 times [2021-11-23 13:32:20,309 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:32:20,309 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845542753] [2021-11-23 13:32:20,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:32:20,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:32:20,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:32:21,969 INFO L134 CoverageAnalysis]: Checked inductivity of 3877 backedges. 2068 proven. 1648 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2021-11-23 13:32:21,970 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:32:21,970 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845542753] [2021-11-23 13:32:21,970 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845542753] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 13:32:21,970 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [120014843] [2021-11-23 13:32:21,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:32:21,971 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:32:21,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:32:21,972 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:32:21,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-23 13:32:22,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:32:22,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 2334 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 13:32:22,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:32:25,045 INFO L134 CoverageAnalysis]: Checked inductivity of 3877 backedges. 2223 proven. 0 refuted. 0 times theorem prover too weak. 1654 trivial. 0 not checked. [2021-11-23 13:32:25,046 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 13:32:25,046 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [120014843] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:32:25,046 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 13:32:25,047 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2021-11-23 13:32:25,047 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41323129] [2021-11-23 13:32:25,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:32:25,049 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:32:25,049 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:32:25,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:32:25,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-11-23 13:32:25,050 INFO L87 Difference]: Start difference. First operand 76594 states and 77707 transitions. Second operand has 3 states, 3 states have (on average 415.6666666666667) internal successors, (1247), 3 states have internal predecessors, (1247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:32:26,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:32:26,875 INFO L93 Difference]: Finished difference Result 152496 states and 154721 transitions. [2021-11-23 13:32:26,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:32:26,875 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 415.6666666666667) internal successors, (1247), 3 states have internal predecessors, (1247), 0 states have call successors, (0), 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 2070 [2021-11-23 13:32:26,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:32:26,942 INFO L225 Difference]: With dead ends: 152496 [2021-11-23 13:32:26,943 INFO L226 Difference]: Without dead ends: 76594 [2021-11-23 13:32:26,974 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2078 GetRequests, 2070 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2021-11-23 13:32:26,975 INFO L933 BasicCegarLoop]: 951 mSDtfsCounter, 589 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1658 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 589 SdHoareTripleChecker+Valid, 958 SdHoareTripleChecker+Invalid, 1678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 1658 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2021-11-23 13:32:26,975 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [589 Valid, 958 Invalid, 1678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 1658 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2021-11-23 13:32:27,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76594 states. [2021-11-23 13:32:27,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76594 to 76594. [2021-11-23 13:32:27,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76594 states, 76593 states have (on average 1.0140743932213125) internal successors, (77671), 76593 states have internal predecessors, (77671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:32:27,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76594 states to 76594 states and 77671 transitions. [2021-11-23 13:32:27,881 INFO L78 Accepts]: Start accepts. Automaton has 76594 states and 77671 transitions. Word has length 2070 [2021-11-23 13:32:27,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:32:27,882 INFO L470 AbstractCegarLoop]: Abstraction has 76594 states and 77671 transitions. [2021-11-23 13:32:27,882 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 415.6666666666667) internal successors, (1247), 3 states have internal predecessors, (1247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:32:27,882 INFO L276 IsEmpty]: Start isEmpty. Operand 76594 states and 77671 transitions. [2021-11-23 13:32:27,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2106 [2021-11-23 13:32:27,948 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 13:32:27,949 INFO L514 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, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-11-23 13:32:27,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-11-23 13:32:28,149 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-11-23 13:32:28,150 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 13:32:28,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:32:28,151 INFO L85 PathProgramCache]: Analyzing trace with hash 1919225982, now seen corresponding path program 1 times [2021-11-23 13:32:28,151 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:32:28,151 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203117423] [2021-11-23 13:32:28,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:32:28,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:32:28,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:32:29,480 INFO L134 CoverageAnalysis]: Checked inductivity of 4204 backedges. 1803 proven. 54 refuted. 0 times theorem prover too weak. 2347 trivial. 0 not checked. [2021-11-23 13:32:29,481 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:32:29,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203117423] [2021-11-23 13:32:29,481 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203117423] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 13:32:29,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [560884538] [2021-11-23 13:32:29,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:32:29,482 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 13:32:29,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:32:29,483 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 13:32:29,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-23 13:32:29,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:32:29,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 2400 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 13:32:29,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 13:32:32,185 INFO L134 CoverageAnalysis]: Checked inductivity of 4204 backedges. 434 proven. 0 refuted. 0 times theorem prover too weak. 3770 trivial. 0 not checked. [2021-11-23 13:32:32,186 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 13:32:32,186 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [560884538] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:32:32,186 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 13:32:32,187 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2021-11-23 13:32:32,188 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319899772] [2021-11-23 13:32:32,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:32:32,189 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 13:32:32,190 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:32:32,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 13:32:32,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:32:32,191 INFO L87 Difference]: Start difference. First operand 76594 states and 77671 transitions. Second operand has 3 states, 3 states have (on average 229.33333333333334) internal successors, (688), 3 states have internal predecessors, (688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:32:34,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 13:32:34,543 INFO L93 Difference]: Finished difference Result 172504 states and 175048 transitions. [2021-11-23 13:32:34,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 13:32:34,544 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 229.33333333333334) internal successors, (688), 3 states have internal predecessors, (688), 0 states have call successors, (0), 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 2105 [2021-11-23 13:32:34,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 13:32:34,546 INFO L225 Difference]: With dead ends: 172504 [2021-11-23 13:32:34,547 INFO L226 Difference]: Without dead ends: 0 [2021-11-23 13:32:34,585 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2108 GetRequests, 2105 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:32:34,586 INFO L933 BasicCegarLoop]: 162 mSDtfsCounter, 672 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 1711 mSolverCounterSat, 281 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 672 SdHoareTripleChecker+Valid, 167 SdHoareTripleChecker+Invalid, 1992 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 281 IncrementalHoareTripleChecker+Valid, 1711 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-11-23 13:32:34,586 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [672 Valid, 167 Invalid, 1992 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [281 Valid, 1711 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-11-23 13:32:34,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-23 13:32:34,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-23 13:32:34,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:32:34,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-23 13:32:34,588 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2105 [2021-11-23 13:32:34,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 13:32:34,588 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-23 13:32:34,589 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 229.33333333333334) internal successors, (688), 3 states have internal predecessors, (688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:32:34,589 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-23 13:32:34,589 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 13:32:34,605 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-23 13:32:34,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-11-23 13:32:34,829 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-11-23 13:32:34,830 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-23 13:32:46,934 INFO L858 garLoopResultBuilder]: For program point L4065(lines 4065 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,934 INFO L858 garLoopResultBuilder]: For program point L3801(lines 3801 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,934 INFO L858 garLoopResultBuilder]: For program point L234(lines 234 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,934 INFO L858 garLoopResultBuilder]: For program point L4198(lines 4198 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,934 INFO L858 garLoopResultBuilder]: For program point L102-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:46,934 INFO L858 garLoopResultBuilder]: For program point L2084(lines 2084 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,934 INFO L858 garLoopResultBuilder]: For program point L1820(lines 1820 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,935 INFO L858 garLoopResultBuilder]: For program point L3670(lines 3670 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,935 INFO L858 garLoopResultBuilder]: For program point L2613(lines 2613 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,935 INFO L858 garLoopResultBuilder]: For program point L2217(lines 2217 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,935 INFO L858 garLoopResultBuilder]: For program point L103(line 103) no Hoare annotation was computed. [2021-11-23 13:32:46,935 INFO L858 garLoopResultBuilder]: For program point L3539(lines 3539 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,935 INFO L858 garLoopResultBuilder]: For program point L1161(lines 1161 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,935 INFO L858 garLoopResultBuilder]: For program point L3143(lines 3143 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,935 INFO L858 garLoopResultBuilder]: For program point L1029(lines 1029 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,935 INFO L858 garLoopResultBuilder]: For program point L3011(lines 3011 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,935 INFO L858 garLoopResultBuilder]: For program point L2879(lines 2879 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,935 INFO L858 garLoopResultBuilder]: For program point L765(lines 765 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,936 INFO L858 garLoopResultBuilder]: For program point L1294(lines 1294 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,936 INFO L858 garLoopResultBuilder]: For program point L105-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:46,936 INFO L858 garLoopResultBuilder]: For program point L1955(lines 1955 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,936 INFO L858 garLoopResultBuilder]: For program point L3937(lines 3937 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,936 INFO L858 garLoopResultBuilder]: For program point L1691(lines 1691 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,936 INFO L858 garLoopResultBuilder]: For program point L502(lines 502 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,936 INFO L858 garLoopResultBuilder]: For program point L2484(lines 2484 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,936 INFO L858 garLoopResultBuilder]: For program point L370(lines 370 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,936 INFO L858 garLoopResultBuilder]: For program point L106(line 106) no Hoare annotation was computed. [2021-11-23 13:32:46,936 INFO L858 garLoopResultBuilder]: For program point L635(lines 635 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,936 INFO L858 garLoopResultBuilder]: For program point L1560(lines 1560 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,937 INFO L858 garLoopResultBuilder]: For program point L3410(lines 3410 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,937 INFO L858 garLoopResultBuilder]: For program point L3014(lines 3014 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,937 INFO L858 garLoopResultBuilder]: For program point L4071(lines 4071 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,937 INFO L858 garLoopResultBuilder]: For program point L900(lines 900 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,937 INFO L858 garLoopResultBuilder]: For program point L2750(lines 2750 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,937 INFO L858 garLoopResultBuilder]: For program point L3807(lines 3807 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,937 INFO L858 garLoopResultBuilder]: For program point L1429(lines 1429 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,937 INFO L858 garLoopResultBuilder]: For program point L2354(lines 2354 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,937 INFO L858 garLoopResultBuilder]: For program point L3279(lines 3279 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,937 INFO L858 garLoopResultBuilder]: For program point L108-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:46,937 INFO L858 garLoopResultBuilder]: For program point L2090(lines 2090 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,937 INFO L858 garLoopResultBuilder]: For program point L241(lines 241 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,938 INFO L858 garLoopResultBuilder]: For program point L2223(lines 2223 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,938 INFO L858 garLoopResultBuilder]: For program point L109(line 109) no Hoare annotation was computed. [2021-11-23 13:32:46,938 INFO L858 garLoopResultBuilder]: For program point L4205(lines 4205 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,938 INFO L858 garLoopResultBuilder]: For program point L1827(lines 1827 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,938 INFO L858 garLoopResultBuilder]: For program point L2620(lines 2620 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,938 INFO L858 garLoopResultBuilder]: For program point L3677(lines 3677 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,938 INFO L858 garLoopResultBuilder]: For program point L3545(lines 3545 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,938 INFO L858 garLoopResultBuilder]: For program point L1167(lines 1167 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,938 INFO L858 garLoopResultBuilder]: For program point L3149(lines 3149 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,938 INFO L858 garLoopResultBuilder]: For program point L771(lines 771 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,938 INFO L858 garLoopResultBuilder]: For program point L1300(lines 1300 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,939 INFO L858 garLoopResultBuilder]: For program point L111-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:46,939 INFO L858 garLoopResultBuilder]: For program point L1036(lines 1036 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,939 INFO L858 garLoopResultBuilder]: For program point L2886(lines 2886 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,939 INFO L858 garLoopResultBuilder]: For program point L3943(lines 3943 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,939 INFO L858 garLoopResultBuilder]: For program point L1697(lines 1697 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,939 INFO L858 garLoopResultBuilder]: For program point L508(lines 508 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,939 INFO L858 garLoopResultBuilder]: For program point L2490(lines 2490 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,939 INFO L858 garLoopResultBuilder]: For program point L112(line 112) no Hoare annotation was computed. [2021-11-23 13:32:46,939 INFO L858 garLoopResultBuilder]: For program point L4076(lines 4076 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,939 INFO L858 garLoopResultBuilder]: For program point L1962(lines 1962 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,939 INFO L858 garLoopResultBuilder]: For program point L641(lines 641 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,939 INFO L858 garLoopResultBuilder]: For program point L377(lines 377 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,940 INFO L858 garLoopResultBuilder]: For program point L2359(lines 2359 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,940 INFO L858 garLoopResultBuilder]: For program point L906(lines 906 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,940 INFO L858 garLoopResultBuilder]: For program point L1567(lines 1567 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,940 INFO L858 garLoopResultBuilder]: For program point L1435(lines 1435 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,940 INFO L858 garLoopResultBuilder]: For program point L3417(lines 3417 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,940 INFO L858 garLoopResultBuilder]: For program point L3285(lines 3285 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,940 INFO L858 garLoopResultBuilder]: For program point L114-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:46,940 INFO L858 garLoopResultBuilder]: For program point L3021(lines 3021 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,940 INFO L858 garLoopResultBuilder]: For program point L3814(lines 3814 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,940 INFO L858 garLoopResultBuilder]: For program point L2757(lines 2757 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,940 INFO L858 garLoopResultBuilder]: For program point L4211(lines 4211 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,941 INFO L858 garLoopResultBuilder]: For program point L115(line 115) no Hoare annotation was computed. [2021-11-23 13:32:46,941 INFO L858 garLoopResultBuilder]: For program point L2097(lines 2097 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,941 INFO L858 garLoopResultBuilder]: For program point L1833(lines 1833 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,941 INFO L858 garLoopResultBuilder]: For program point L776(lines 776 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,941 INFO L858 garLoopResultBuilder]: For program point L3551(lines 3551 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,941 INFO L858 garLoopResultBuilder]: For program point L248(lines 248 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,941 INFO L858 garLoopResultBuilder]: For program point L2230(lines 2230 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,941 INFO L858 garLoopResultBuilder]: For program point L1173(lines 1173 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,941 INFO L858 garLoopResultBuilder]: For program point L3155(lines 3155 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,941 INFO L858 garLoopResultBuilder]: For program point L3684(lines 3684 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,941 INFO L858 garLoopResultBuilder]: For program point L2627(lines 2627 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,941 INFO L858 garLoopResultBuilder]: For program point L513(lines 513 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,942 INFO L858 garLoopResultBuilder]: For program point L117-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:46,942 INFO L858 garLoopResultBuilder]: For program point L4081(lines 4081 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,942 INFO L858 garLoopResultBuilder]: For program point L2892(lines 2892 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,942 INFO L858 garLoopResultBuilder]: For program point L3949(lines 3949 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,942 INFO L858 garLoopResultBuilder]: For program point L1703(lines 1703 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,942 INFO L858 garLoopResultBuilder]: For program point L646(lines 646 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,942 INFO L858 garLoopResultBuilder]: For program point L1307(lines 1307 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,942 INFO L858 garLoopResultBuilder]: For program point L118(line 118) no Hoare annotation was computed. [2021-11-23 13:32:46,942 INFO L858 garLoopResultBuilder]: For program point L1043(lines 1043 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,942 INFO L858 garLoopResultBuilder]: For program point L2497(lines 2497 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,942 INFO L858 garLoopResultBuilder]: For program point L383(lines 383 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,943 INFO L858 garLoopResultBuilder]: For program point L1969(lines 1969 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,943 INFO L858 garLoopResultBuilder]: For program point L1573(lines 1573 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,943 INFO L858 garLoopResultBuilder]: For program point L2366(lines 2366 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,943 INFO L858 garLoopResultBuilder]: For program point L3423(lines 3423 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,943 INFO L858 garLoopResultBuilder]: For program point L120-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:46,945 INFO L858 garLoopResultBuilder]: For program point L913(lines 913 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,945 INFO L858 garLoopResultBuilder]: For program point L1442(lines 1442 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,945 INFO L858 garLoopResultBuilder]: For program point L3292(lines 3292 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,945 INFO L858 garLoopResultBuilder]: For program point L121(line 121) no Hoare annotation was computed. [2021-11-23 13:32:46,945 INFO L858 garLoopResultBuilder]: For program point L3028(lines 3028 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,946 INFO L858 garLoopResultBuilder]: For program point L2764(lines 2764 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,946 INFO L858 garLoopResultBuilder]: For program point L3821(lines 3821 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,946 INFO L858 garLoopResultBuilder]: For program point L3557(lines 3557 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,946 INFO L858 garLoopResultBuilder]: For program point L2236(lines 2236 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,946 INFO L858 garLoopResultBuilder]: For program point L4218(lines 4218 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,946 INFO L858 garLoopResultBuilder]: For program point L1179(lines 1179 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,947 INFO L858 garLoopResultBuilder]: For program point L2104(lines 2104 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,947 INFO L858 garLoopResultBuilder]: For program point L4086(lines 4086 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,947 INFO L858 garLoopResultBuilder]: For program point L1840(lines 1840 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,947 INFO L858 garLoopResultBuilder]: For program point L783(lines 783 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,948 INFO L858 garLoopResultBuilder]: For program point L519(lines 519 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,948 INFO L858 garLoopResultBuilder]: For program point L255(lines 255 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,948 INFO L858 garLoopResultBuilder]: For program point L3162(lines 3162 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,948 INFO L858 garLoopResultBuilder]: For program point L123-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:46,948 INFO L858 garLoopResultBuilder]: For program point L1709(lines 1709 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,948 INFO L858 garLoopResultBuilder]: For program point L2634(lines 2634 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,949 INFO L858 garLoopResultBuilder]: For program point L3691(lines 3691 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,949 INFO L858 garLoopResultBuilder]: For program point L124(line 124) no Hoare annotation was computed. [2021-11-23 13:32:46,949 INFO L858 garLoopResultBuilder]: For program point L1049(lines 1049 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,949 INFO L858 garLoopResultBuilder]: For program point L3956(lines 3956 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,949 INFO L858 garLoopResultBuilder]: For program point L2899(lines 2899 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,949 INFO L858 garLoopResultBuilder]: For program point L653(lines 653 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,950 INFO L858 garLoopResultBuilder]: For program point L2503(lines 2503 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,950 INFO L858 garLoopResultBuilder]: For program point L1314(lines 1314 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,951 INFO L858 garLoopResultBuilder]: For program point L1579(lines 1579 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,951 INFO L858 garLoopResultBuilder]: For program point L390(lines 390 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,951 INFO L858 garLoopResultBuilder]: For program point L3429(lines 3429 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,951 INFO L858 garLoopResultBuilder]: For program point L126-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:46,952 INFO L858 garLoopResultBuilder]: For program point L1976(lines 1976 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,952 INFO L858 garLoopResultBuilder]: For program point L3033(lines 3033 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,952 INFO L858 garLoopResultBuilder]: For program point L919(lines 919 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,952 INFO L858 garLoopResultBuilder]: For program point L2373(lines 2373 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,952 INFO L858 garLoopResultBuilder]: For program point L3298(lines 3298 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,952 INFO L858 garLoopResultBuilder]: For program point L127(line 127) no Hoare annotation was computed. [2021-11-23 13:32:46,953 INFO L858 garLoopResultBuilder]: For program point L1845(lines 1845 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,953 INFO L858 garLoopResultBuilder]: For program point L788(lines 788 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,953 INFO L858 garLoopResultBuilder]: For program point L2770(lines 2770 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,953 INFO L858 garLoopResultBuilder]: For program point L3563(lines 3563 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,953 INFO L858 garLoopResultBuilder]: For program point L1449(lines 1449 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,953 INFO L858 garLoopResultBuilder]: For program point L3167(lines 3167 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,954 INFO L858 garLoopResultBuilder]: For program point L3828(lines 3828 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,954 INFO L858 garLoopResultBuilder]: For program point L525(lines 525 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,954 INFO L858 garLoopResultBuilder]: For program point L1186(lines 1186 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,954 INFO L858 garLoopResultBuilder]: For program point L2243(lines 2243 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,954 INFO L858 garLoopResultBuilder]: For program point L129-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:46,954 INFO L858 garLoopResultBuilder]: For program point L4225(lines 4225 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,955 INFO L858 garLoopResultBuilder]: For program point L2111(lines 2111 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,955 INFO L858 garLoopResultBuilder]: For program point L4093(lines 4093 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,955 INFO L858 garLoopResultBuilder]: For program point L2640(lines 2640 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,955 INFO L858 garLoopResultBuilder]: For program point L2508(lines 2508 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,955 INFO L858 garLoopResultBuilder]: For program point L262(lines 262 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,956 INFO L858 garLoopResultBuilder]: For program point L130(line 130) no Hoare annotation was computed. [2021-11-23 13:32:46,956 INFO L858 garLoopResultBuilder]: For program point L1055(lines 1055 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,956 INFO L858 garLoopResultBuilder]: For program point L2905(lines 2905 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,956 INFO L858 garLoopResultBuilder]: For program point L1716(lines 1716 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,956 INFO L858 garLoopResultBuilder]: For program point L659(lines 659 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,956 INFO L858 garLoopResultBuilder]: For program point L3698(lines 3698 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,957 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-23 13:32:46,957 INFO L858 garLoopResultBuilder]: For program point L1981(lines 1981 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,957 INFO L858 garLoopResultBuilder]: For program point L3963(lines 3963 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,957 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 187) no Hoare annotation was computed. [2021-11-23 13:32:46,957 INFO L858 garLoopResultBuilder]: For program point L3435(lines 3435 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,957 INFO L858 garLoopResultBuilder]: For program point L1321(lines 1321 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,958 INFO L858 garLoopResultBuilder]: For program point L132-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:46,958 INFO L858 garLoopResultBuilder]: For program point L925(lines 925 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,958 INFO L858 garLoopResultBuilder]: For program point L1586(lines 1586 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,958 INFO L858 garLoopResultBuilder]: For program point L397(lines 397 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,958 INFO L858 garLoopResultBuilder]: For program point L3304(lines 3304 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,958 INFO L858 garLoopResultBuilder]: For program point L133(line 133) no Hoare annotation was computed. [2021-11-23 13:32:46,959 INFO L858 garLoopResultBuilder]: For program point L3040(lines 3040 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,959 INFO L858 garLoopResultBuilder]: For program point L1851(lines 1851 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,959 INFO L858 garLoopResultBuilder]: For program point L794(lines 794 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,959 INFO L858 garLoopResultBuilder]: For program point L2776(lines 2776 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,959 INFO L858 garLoopResultBuilder]: For program point L2380(lines 2380 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,959 INFO L858 garLoopResultBuilder]: For program point L3834(lines 3834 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,960 INFO L858 garLoopResultBuilder]: For program point L3570(lines 3570 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,960 INFO L858 garLoopResultBuilder]: For program point L1456(lines 1456 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,960 INFO L858 garLoopResultBuilder]: For program point L2249(lines 2249 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,960 INFO L858 garLoopResultBuilder]: For program point L3174(lines 3174 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,960 INFO L858 garLoopResultBuilder]: For program point L135-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:46,960 INFO L858 garLoopResultBuilder]: For program point L2646(lines 2646 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,961 INFO L858 garLoopResultBuilder]: For program point L532(lines 532 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,961 INFO L858 garLoopResultBuilder]: For program point L2514(lines 2514 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,961 INFO L858 garLoopResultBuilder]: For program point L268(lines 268 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,961 INFO L858 garLoopResultBuilder]: For program point L1193(lines 1193 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,961 INFO L858 garLoopResultBuilder]: For program point L136(line 136) no Hoare annotation was computed. [2021-11-23 13:32:46,961 INFO L858 garLoopResultBuilder]: For program point L2118(lines 2118 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,962 INFO L858 garLoopResultBuilder]: For program point L4232(lines 4232 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,962 INFO L858 garLoopResultBuilder]: For program point L1061(lines 1061 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,962 INFO L858 garLoopResultBuilder]: For program point L4100(lines 4100 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,962 INFO L858 garLoopResultBuilder]: For program point L2911(lines 2911 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,962 INFO L858 garLoopResultBuilder]: For program point L1722(lines 1722 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,962 INFO L858 garLoopResultBuilder]: For program point L666(lines 666 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,963 INFO L858 garLoopResultBuilder]: For program point L3705(lines 3705 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,963 INFO L858 garLoopResultBuilder]: For program point L1327(lines 1327 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,963 INFO L858 garLoopResultBuilder]: For program point L138-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:46,963 INFO L858 garLoopResultBuilder]: For program point L1988(lines 1988 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,963 INFO L858 garLoopResultBuilder]: For program point L3970(lines 3970 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,963 INFO L858 garLoopResultBuilder]: For program point L1592(lines 1592 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,964 INFO L858 garLoopResultBuilder]: For program point L403(lines 403 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,964 INFO L858 garLoopResultBuilder]: For program point L3442(lines 3442 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,964 INFO L858 garLoopResultBuilder]: For program point L139(line 139) no Hoare annotation was computed. [2021-11-23 13:32:46,964 INFO L858 garLoopResultBuilder]: For program point L932(lines 932 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,964 INFO L858 garLoopResultBuilder]: For program point L1857(lines 1857 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,964 INFO L858 garLoopResultBuilder]: For program point L800(lines 800 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,965 INFO L858 garLoopResultBuilder]: For program point L2782(lines 2782 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,965 INFO L858 garLoopResultBuilder]: For program point L2386(lines 2386 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,965 INFO L858 garLoopResultBuilder]: For program point L3311(lines 3311 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,965 INFO L858 garLoopResultBuilder]: For program point L3047(lines 3047 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,965 INFO L858 garLoopResultBuilder]: For program point L3840(lines 3840 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,965 INFO L858 garLoopResultBuilder]: For program point L1462(lines 1462 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,966 INFO L858 garLoopResultBuilder]: For program point L273(lines 273 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,966 INFO L858 garLoopResultBuilder]: For program point L2255(lines 2255 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,966 INFO L858 garLoopResultBuilder]: For program point L141-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:46,966 INFO L858 garLoopResultBuilder]: For program point L2520(lines 2520 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,966 INFO L858 garLoopResultBuilder]: For program point L3577(lines 3577 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,966 INFO L858 garLoopResultBuilder]: For program point L142(line 142) no Hoare annotation was computed. [2021-11-23 13:32:46,967 INFO L858 garLoopResultBuilder]: For program point L2124(lines 2124 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,967 INFO L858 garLoopResultBuilder]: For program point L3181(lines 3181 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,967 INFO L858 garLoopResultBuilder]: For program point L4106(lines 4106 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,967 INFO L858 garLoopResultBuilder]: For program point L1728(lines 1728 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,967 INFO L858 garLoopResultBuilder]: For program point L2653(lines 2653 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,967 INFO L858 garLoopResultBuilder]: For program point L539(lines 539 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,968 INFO L858 garLoopResultBuilder]: For program point L4239(lines 4239 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,968 INFO L858 garLoopResultBuilder]: For program point L1200(lines 1200 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,968 INFO L858 garLoopResultBuilder]: For program point L1068(lines 1068 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,968 INFO L858 garLoopResultBuilder]: For program point L2918(lines 2918 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,968 INFO L858 garLoopResultBuilder]: For program point L1333(lines 1333 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,969 INFO L858 garLoopResultBuilder]: For program point L144-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:46,969 INFO L858 garLoopResultBuilder]: For program point L3976(lines 3976 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,969 INFO L858 garLoopResultBuilder]: For program point L673(lines 673 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,970 INFO L858 garLoopResultBuilder]: For program point L3712(lines 3712 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,970 INFO L858 garLoopResultBuilder]: For program point L1598(lines 1598 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,970 INFO L858 garLoopResultBuilder]: For program point L409(lines 409 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,970 INFO L858 garLoopResultBuilder]: For program point L3448(lines 3448 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,970 INFO L858 garLoopResultBuilder]: For program point L145(line 145) no Hoare annotation was computed. [2021-11-23 13:32:46,970 INFO L858 garLoopResultBuilder]: For program point L3052(lines 3052 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,971 INFO L858 garLoopResultBuilder]: For program point L1995(lines 1995 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,972 INFO L858 garLoopResultBuilder]: For program point L938(lines 938 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,972 INFO L858 garLoopResultBuilder]: For program point L3845(lines 3845 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,972 INFO L858 garLoopResultBuilder]: For program point L2392(lines 2392 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,972 INFO L858 garLoopResultBuilder]: For program point L1864(lines 1864 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,973 INFO L858 garLoopResultBuilder]: For program point L807(lines 807 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,973 INFO L858 garLoopResultBuilder]: For program point L2789(lines 2789 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,974 INFO L858 garLoopResultBuilder]: For program point L3318(lines 3318 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,974 INFO L858 garLoopResultBuilder]: For program point L2261(lines 2261 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,974 INFO L858 garLoopResultBuilder]: For program point L147-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:46,976 INFO L858 garLoopResultBuilder]: For program point L2526(lines 2526 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,976 INFO L858 garLoopResultBuilder]: For program point L3583(lines 3583 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,976 INFO L858 garLoopResultBuilder]: For program point L1469(lines 1469 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,976 INFO L858 garLoopResultBuilder]: For program point L280(lines 280 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,976 INFO L858 garLoopResultBuilder]: For program point L148(line 148) no Hoare annotation was computed. [2021-11-23 13:32:46,977 INFO L858 garLoopResultBuilder]: For program point L3187(lines 3187 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,977 INFO L858 garLoopResultBuilder]: For program point L2659(lines 2659 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,977 INFO L858 garLoopResultBuilder]: For program point L545(lines 545 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,977 INFO L858 garLoopResultBuilder]: For program point L2131(lines 2131 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,977 INFO L858 garLoopResultBuilder]: For program point L4113(lines 4113 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,977 INFO L858 garLoopResultBuilder]: For program point L1735(lines 1735 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,978 INFO L858 garLoopResultBuilder]: For program point L4246(lines 4246 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,978 INFO L858 garLoopResultBuilder]: For program point L1207(lines 1207 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,978 INFO L858 garLoopResultBuilder]: For program point L150-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:46,978 INFO L858 garLoopResultBuilder]: For program point L1075(lines 1075 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,978 INFO L858 garLoopResultBuilder]: For program point L2000(lines 2000 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,978 INFO L858 garLoopResultBuilder]: For program point L2925(lines 2925 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,979 INFO L858 garLoopResultBuilder]: For program point L3454(lines 3454 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,979 INFO L858 garLoopResultBuilder]: For program point L1340(lines 1340 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,979 INFO L858 garLoopResultBuilder]: For program point L2397(lines 2397 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,979 INFO L858 garLoopResultBuilder]: For program point L151(line 151) no Hoare annotation was computed. [2021-11-23 13:32:46,979 INFO L858 garLoopResultBuilder]: For program point L3983(lines 3983 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,979 INFO L858 garLoopResultBuilder]: For program point L680(lines 680 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,980 INFO L858 garLoopResultBuilder]: For program point L3719(lines 3719 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,980 INFO L858 garLoopResultBuilder]: For program point L1605(lines 1605 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,980 INFO L858 garLoopResultBuilder]: For program point L416(lines 416 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,980 INFO L858 garLoopResultBuilder]: For program point L945(lines 945 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,980 INFO L858 garLoopResultBuilder]: For program point L1870(lines 1870 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,980 INFO L858 garLoopResultBuilder]: For program point L3852(lines 3852 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,981 INFO L858 garLoopResultBuilder]: For program point L153-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:46,981 INFO L854 garLoopResultBuilder]: At program point L3060(lines 1650 3061) the Hoare annotation is: (let ((.cse20 (= ~a24~0 1))) (let ((.cse11 (<= ~a3~0 115)) (.cse0 (<= 6 ~a15~0)) (.cse9 (= ~a18~0 9)) (.cse6 (not (= ~a15~0 4))) (.cse19 (not .cse20)) (.cse1 (<= ~a24~0 1)) (.cse5 (<= ~a18~0 10)) (.cse7 (<= 10 ~a18~0)) (.cse17 (<= ~a3~0 306)) (.cse14 (<= ~a24~0 2)) (.cse12 (<= 1 ~a24~0)) (.cse2 (= ~a18~0 12)) (.cse15 (<= ~a18~0 11)) (.cse13 (<= 11 ~a18~0)) (.cse10 (<= 4 ~a24~0)) (.cse4 (<= ~a15~0 5)) (.cse16 (<= ~a3~0 416)) (.cse8 (<= ~a15~0 4)) (.cse3 (= ~a24~0 3)) (.cse18 (= ~a18~0 8))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse2 .cse4) (and .cse5 .cse6 .cse4 .cse7) (and .cse8 .cse9 .cse10) (and .cse0 .cse11 .cse12 .cse1 .cse13) (and .cse5 .cse14 .cse7) (and .cse0 .cse14 .cse15 .cse13 .cse16) (and .cse17 .cse8 .cse9) (and .cse11 .cse2 .cse4) (and .cse15 .cse13 .cse10 .cse4 .cse16) (and .cse14 .cse9) (and .cse0 .cse14 .cse18) (and .cse5 .cse3 .cse7) (and .cse3 .cse15 .cse13) (and .cse8 .cse15 .cse13 .cse10) (and .cse17 .cse15 .cse13 .cse4) (and .cse18 .cse1) (and (<= ~a24~0 0) .cse2 .cse16) (and .cse17 .cse8 .cse1 .cse15) (and .cse0 .cse3 .cse9) (and .cse14 .cse19 .cse8) (and .cse3 .cse17 .cse2) (and .cse8 .cse2) (and .cse20 .cse6 .cse15 .cse13) (and .cse19 .cse1 .cse15 .cse13) (and .cse5 .cse8 .cse7 .cse16) (and .cse18 .cse17 .cse4) (and .cse14 .cse12 .cse2) (and .cse8 .cse15 .cse13 .cse16) (and .cse18 .cse10 .cse4 .cse16) (and .cse18 .cse8) (and .cse3 .cse18)))) [2021-11-23 13:32:46,981 INFO L858 garLoopResultBuilder]: For program point L814(lines 814 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,981 INFO L858 garLoopResultBuilder]: For program point L2796(lines 2796 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,982 INFO L858 garLoopResultBuilder]: For program point L2532(lines 2532 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,983 INFO L858 garLoopResultBuilder]: For program point L3589(lines 3589 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,983 INFO L858 garLoopResultBuilder]: For program point L1475(lines 1475 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,983 INFO L858 garLoopResultBuilder]: For program point L286(lines 286 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,984 INFO L858 garLoopResultBuilder]: For program point L2268(lines 2268 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,984 INFO L858 garLoopResultBuilder]: For program point L3325(lines 3325 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,984 INFO L858 garLoopResultBuilder]: For program point L154(line 154) no Hoare annotation was computed. [2021-11-23 13:32:46,984 INFO L858 garLoopResultBuilder]: For program point L3193(lines 3193 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,984 INFO L858 garLoopResultBuilder]: For program point L1740(lines 1740 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,984 INFO L858 garLoopResultBuilder]: For program point L2665(lines 2665 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,985 INFO L858 garLoopResultBuilder]: For program point L4119(lines 4119 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,985 INFO L858 garLoopResultBuilder]: For program point L552(lines 552 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,985 INFO L858 garLoopResultBuilder]: For program point L1213(lines 1213 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,985 INFO L858 garLoopResultBuilder]: For program point L156-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:46,985 INFO L858 garLoopResultBuilder]: For program point L2138(lines 2138 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,985 INFO L858 garLoopResultBuilder]: For program point L2006(lines 2006 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,986 INFO L858 garLoopResultBuilder]: For program point L2931(lines 2931 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,986 INFO L858 garLoopResultBuilder]: For program point L1346(lines 1346 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,986 INFO L858 garLoopResultBuilder]: For program point L2403(lines 2403 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,986 INFO L858 garLoopResultBuilder]: For program point L157(line 157) no Hoare annotation was computed. [2021-11-23 13:32:46,986 INFO L858 garLoopResultBuilder]: For program point L4253(lines 4253 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,986 INFO L858 garLoopResultBuilder]: For program point L1082(lines 1082 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,986 INFO L858 garLoopResultBuilder]: For program point L3989(lines 3989 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,987 INFO L858 garLoopResultBuilder]: For program point L686(lines 686 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,987 INFO L858 garLoopResultBuilder]: For program point L3461(lines 3461 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,987 INFO L858 garLoopResultBuilder]: For program point L951(lines 951 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,987 INFO L858 garLoopResultBuilder]: For program point L1876(lines 1876 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,987 INFO L858 garLoopResultBuilder]: For program point L3858(lines 3858 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,987 INFO L858 garLoopResultBuilder]: For program point L3726(lines 3726 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,988 INFO L858 garLoopResultBuilder]: For program point L1612(lines 1612 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,988 INFO L858 garLoopResultBuilder]: For program point L3594(lines 3594 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,988 INFO L858 garLoopResultBuilder]: For program point L423(lines 423 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,988 INFO L858 garLoopResultBuilder]: For program point L159-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:46,988 INFO L858 garLoopResultBuilder]: For program point L3066(lines 3066 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,988 INFO L858 garLoopResultBuilder]: For program point L2802(lines 2802 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,989 INFO L858 garLoopResultBuilder]: For program point L2538(lines 2538 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,989 INFO L858 garLoopResultBuilder]: For program point L2274(lines 2274 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,989 INFO L858 garLoopResultBuilder]: For program point L160(line 160) no Hoare annotation was computed. [2021-11-23 13:32:46,989 INFO L858 garLoopResultBuilder]: For program point L3199(lines 3199 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,989 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-23 13:32:46,989 INFO L858 garLoopResultBuilder]: For program point L821(lines 821 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,990 INFO L858 garLoopResultBuilder]: For program point L2671(lines 2671 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,990 INFO L858 garLoopResultBuilder]: For program point L1482(lines 1482 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,990 INFO L858 garLoopResultBuilder]: For program point L293(lines 293 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,990 INFO L858 garLoopResultBuilder]: For program point L3332(lines 3332 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,990 INFO L858 garLoopResultBuilder]: For program point L1747(lines 1747 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,990 INFO L858 garLoopResultBuilder]: For program point L162-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:46,991 INFO L858 garLoopResultBuilder]: For program point L4126(lines 4126 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,991 INFO L858 garLoopResultBuilder]: For program point L2937(lines 2937 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,991 INFO L858 garLoopResultBuilder]: For program point L559(lines 559 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,991 INFO L858 garLoopResultBuilder]: For program point L2409(lines 2409 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,991 INFO L858 garLoopResultBuilder]: For program point L1220(lines 1220 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,991 INFO L858 garLoopResultBuilder]: For program point L163(line 163) no Hoare annotation was computed. [2021-11-23 13:32:46,991 INFO L858 garLoopResultBuilder]: For program point L1088(lines 1088 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,992 INFO L858 garLoopResultBuilder]: For program point L2145(lines 2145 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,992 INFO L858 garLoopResultBuilder]: For program point L2013(lines 2013 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,992 INFO L858 garLoopResultBuilder]: For program point L3995(lines 3995 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,992 INFO L858 garLoopResultBuilder]: For program point L1353(lines 1353 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,992 INFO L854 garLoopResultBuilder]: At program point L4260(lines 3063 4261) the Hoare annotation is: (let ((.cse20 (= ~a24~0 1))) (let ((.cse11 (<= ~a3~0 115)) (.cse0 (<= 6 ~a15~0)) (.cse9 (= ~a18~0 9)) (.cse6 (not (= ~a15~0 4))) (.cse19 (not .cse20)) (.cse1 (<= ~a24~0 1)) (.cse5 (<= ~a18~0 10)) (.cse7 (<= 10 ~a18~0)) (.cse17 (<= ~a3~0 306)) (.cse14 (<= ~a24~0 2)) (.cse12 (<= 1 ~a24~0)) (.cse2 (= ~a18~0 12)) (.cse15 (<= ~a18~0 11)) (.cse13 (<= 11 ~a18~0)) (.cse10 (<= 4 ~a24~0)) (.cse4 (<= ~a15~0 5)) (.cse16 (<= ~a3~0 416)) (.cse8 (<= ~a15~0 4)) (.cse3 (= ~a24~0 3)) (.cse18 (= ~a18~0 8))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse2 .cse4) (and .cse5 .cse6 .cse4 .cse7) (and .cse8 .cse9 .cse10) (and .cse0 .cse11 .cse12 .cse1 .cse13) (and .cse5 .cse14 .cse7) (and .cse0 .cse14 .cse15 .cse13 .cse16) (and .cse17 .cse8 .cse9) (and .cse11 .cse2 .cse4) (and .cse15 .cse13 .cse10 .cse4 .cse16) (and .cse14 .cse9) (and .cse0 .cse14 .cse18) (and .cse5 .cse3 .cse7) (and .cse3 .cse15 .cse13) (and .cse8 .cse15 .cse13 .cse10) (and .cse17 .cse15 .cse13 .cse4) (and .cse18 .cse1) (and (<= ~a24~0 0) .cse2 .cse16) (and .cse17 .cse8 .cse1 .cse15) (and .cse0 .cse3 .cse9) (and .cse14 .cse19 .cse8) (and .cse3 .cse17 .cse2) (and .cse8 .cse2) (and .cse20 .cse6 .cse15 .cse13) (and .cse19 .cse1 .cse15 .cse13) (and .cse5 .cse8 .cse7 .cse16) (and .cse18 .cse17 .cse4) (and .cse14 .cse12 .cse2) (and .cse8 .cse15 .cse13 .cse16) (and .cse18 .cse10 .cse4 .cse16) (and .cse18 .cse8) (and .cse3 .cse18)))) [2021-11-23 13:32:46,993 INFO L858 garLoopResultBuilder]: For program point L3864(lines 3864 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,993 INFO L858 garLoopResultBuilder]: For program point L693(lines 693 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,993 INFO L858 garLoopResultBuilder]: For program point L3468(lines 3468 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,993 INFO L858 garLoopResultBuilder]: For program point L165-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:46,993 INFO L858 garLoopResultBuilder]: For program point L958(lines 958 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,993 INFO L858 garLoopResultBuilder]: For program point L1883(lines 1883 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,994 INFO L858 garLoopResultBuilder]: For program point L2808(lines 2808 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,994 INFO L858 garLoopResultBuilder]: For program point L3733(lines 3733 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,994 INFO L858 garLoopResultBuilder]: For program point L1619(lines 1619 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,994 INFO L858 garLoopResultBuilder]: For program point L2544(lines 2544 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,994 INFO L858 garLoopResultBuilder]: For program point L3601(lines 3601 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,994 INFO L858 garLoopResultBuilder]: For program point L430(lines 430 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,995 INFO L858 garLoopResultBuilder]: For program point L166(line 166) no Hoare annotation was computed. [2021-11-23 13:32:46,995 INFO L858 garLoopResultBuilder]: For program point L3073(lines 3073 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,995 INFO L858 garLoopResultBuilder]: For program point L2677(lines 2677 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,995 INFO L858 garLoopResultBuilder]: For program point L1356(lines 1356 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,995 INFO L861 garLoopResultBuilder]: At program point L4263(lines 4263 4279) the Hoare annotation is: true [2021-11-23 13:32:46,995 INFO L858 garLoopResultBuilder]: For program point L2281(lines 2281 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,996 INFO L858 garLoopResultBuilder]: For program point L3206(lines 3206 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,998 INFO L858 garLoopResultBuilder]: For program point L2942(lines 2942 3059) no Hoare annotation was computed. [2021-11-23 13:32:46,998 INFO L858 garLoopResultBuilder]: For program point L828(lines 828 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,998 INFO L858 garLoopResultBuilder]: For program point L1489(lines 1489 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,998 INFO L858 garLoopResultBuilder]: For program point L300(lines 300 1646) no Hoare annotation was computed. [2021-11-23 13:32:46,999 INFO L858 garLoopResultBuilder]: For program point L3339(lines 3339 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,999 INFO L858 garLoopResultBuilder]: For program point L168-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:46,999 INFO L858 garLoopResultBuilder]: For program point L4132(lines 4132 4259) no Hoare annotation was computed. [2021-11-23 13:32:46,999 INFO L858 garLoopResultBuilder]: For program point L36(lines 36 38) no Hoare annotation was computed. [2021-11-23 13:32:46,999 INFO L858 garLoopResultBuilder]: For program point L36-2(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:46,999 INFO L858 garLoopResultBuilder]: For program point L1754(lines 1754 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,000 INFO L858 garLoopResultBuilder]: For program point L169(line 169) no Hoare annotation was computed. [2021-11-23 13:32:47,000 INFO L858 garLoopResultBuilder]: For program point L1094(lines 1094 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,000 INFO L858 garLoopResultBuilder]: For program point L2151(lines 2151 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,000 INFO L858 garLoopResultBuilder]: For program point L37(line 37) no Hoare annotation was computed. [2021-11-23 13:32:47,000 INFO L858 garLoopResultBuilder]: For program point L4001(lines 4001 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,000 INFO L858 garLoopResultBuilder]: For program point L566(lines 566 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,000 INFO L858 garLoopResultBuilder]: For program point L2416(lines 2416 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,001 INFO L858 garLoopResultBuilder]: For program point L1227(lines 1227 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,001 INFO L858 garLoopResultBuilder]: For program point L2020(lines 2020 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,001 INFO L858 garLoopResultBuilder]: For program point L699(lines 699 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,001 INFO L858 garLoopResultBuilder]: For program point L3474(lines 3474 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,001 INFO L858 garLoopResultBuilder]: For program point L171-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,001 INFO L858 garLoopResultBuilder]: For program point L39-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,002 INFO L858 garLoopResultBuilder]: For program point L964(lines 964 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,002 INFO L858 garLoopResultBuilder]: For program point L1889(lines 1889 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,002 INFO L858 garLoopResultBuilder]: For program point L3871(lines 3871 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,002 INFO L858 garLoopResultBuilder]: For program point L2550(lines 2550 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,002 INFO L858 garLoopResultBuilder]: For program point L3607(lines 3607 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,002 INFO L858 garLoopResultBuilder]: For program point L436(lines 436 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,003 INFO L858 garLoopResultBuilder]: For program point L172(line 172) no Hoare annotation was computed. [2021-11-23 13:32:47,003 INFO L858 garLoopResultBuilder]: For program point L40(line 40) no Hoare annotation was computed. [2021-11-23 13:32:47,003 INFO L858 garLoopResultBuilder]: For program point L2815(lines 2815 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,003 INFO L858 garLoopResultBuilder]: For program point L3740(lines 3740 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,003 INFO L858 garLoopResultBuilder]: For program point L1626(lines 1626 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,003 INFO L858 garLoopResultBuilder]: For program point L1362(lines 1362 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,003 INFO L858 garLoopResultBuilder]: For program point L305(lines 305 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,004 INFO L858 garLoopResultBuilder]: For program point L2287(lines 2287 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,004 INFO L854 garLoopResultBuilder]: At program point L4269-2(lines 4269 4278) the Hoare annotation is: (let ((.cse11 (<= ~a3~0 115)) (.cse1 (<= ~a24~0 1)) (.cse0 (<= 6 ~a15~0)) (.cse9 (= ~a18~0 9)) (.cse19 (<= ~a24~0 0)) (.cse20 (= ~a24~0 1)) (.cse6 (not (= ~a15~0 4))) (.cse5 (<= ~a18~0 10)) (.cse7 (<= 10 ~a18~0)) (.cse17 (<= ~a3~0 306)) (.cse14 (<= ~a24~0 2)) (.cse12 (<= 1 ~a24~0)) (.cse2 (= ~a18~0 12)) (.cse15 (<= ~a18~0 11)) (.cse13 (<= 11 ~a18~0)) (.cse10 (<= 4 ~a24~0)) (.cse4 (<= ~a15~0 5)) (.cse16 (<= ~a3~0 416)) (.cse8 (<= ~a15~0 4)) (.cse3 (= ~a24~0 3)) (.cse18 (= ~a18~0 8))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse2 .cse4) (and .cse5 .cse6 .cse4 .cse7) (and .cse8 .cse9 .cse10) (and .cse0 .cse11 .cse12 .cse1 .cse13) (and .cse5 .cse14 .cse7) (and .cse0 .cse14 .cse15 .cse13 .cse16) (and .cse17 .cse8 .cse9) (and .cse11 .cse2 .cse4) (and .cse15 .cse13 .cse10 .cse4 .cse16) (and .cse14 .cse9) (and .cse0 .cse14 .cse18) (and .cse5 .cse3 .cse7) (and .cse3 .cse15 .cse13) (and .cse8 .cse15 .cse13 .cse10) (and .cse17 .cse15 .cse13 .cse4) (and .cse18 .cse1) (and .cse19 .cse2 .cse16) (and .cse17 .cse8 .cse1 .cse15) (and .cse0 .cse3 .cse9) (and .cse14 (not .cse20) .cse8) (and .cse3 .cse17 .cse2) (and .cse19 .cse15 .cse13) (and .cse8 .cse2) (and .cse20 .cse6 .cse15 .cse13) (and .cse5 .cse8 .cse7 .cse16) (and .cse18 .cse17 .cse4) (and .cse14 .cse12 .cse2) (and .cse8 .cse15 .cse13 .cse16) (and .cse18 .cse10 .cse4 .cse16) (and .cse18 .cse8) (and .cse3 .cse18))) [2021-11-23 13:32:47,004 INFO L858 garLoopResultBuilder]: For program point L3080(lines 3080 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,004 INFO L858 garLoopResultBuilder]: For program point L2684(lines 2684 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,005 INFO L858 garLoopResultBuilder]: For program point L174-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,005 INFO L858 garLoopResultBuilder]: For program point L3213(lines 3213 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,005 INFO L858 garLoopResultBuilder]: For program point L42-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,005 INFO L858 garLoopResultBuilder]: For program point L2949(lines 2949 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,005 INFO L858 garLoopResultBuilder]: For program point L835(lines 835 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,005 INFO L858 garLoopResultBuilder]: For program point L1760(lines 1760 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,006 INFO L858 garLoopResultBuilder]: For program point L1496(lines 1496 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,006 INFO L858 garLoopResultBuilder]: For program point L3346(lines 3346 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,006 INFO L858 garLoopResultBuilder]: For program point L175(line 175) no Hoare annotation was computed. [2021-11-23 13:32:47,006 INFO L858 garLoopResultBuilder]: For program point L1100(lines 1100 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,006 INFO L858 garLoopResultBuilder]: For program point L43(line 43) no Hoare annotation was computed. [2021-11-23 13:32:47,006 INFO L858 garLoopResultBuilder]: For program point L4139(lines 4139 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,009 INFO L858 garLoopResultBuilder]: For program point L704(lines 704 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,009 INFO L858 garLoopResultBuilder]: For program point L308(lines 308 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,009 INFO L858 garLoopResultBuilder]: For program point L2158(lines 2158 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,010 INFO L858 garLoopResultBuilder]: For program point L2026(lines 2026 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,010 INFO L858 garLoopResultBuilder]: For program point L4008(lines 4008 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,010 INFO L858 garLoopResultBuilder]: For program point L1894(lines 1894 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,010 INFO L858 garLoopResultBuilder]: For program point L573(lines 573 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,010 INFO L858 garLoopResultBuilder]: For program point L3612(lines 3612 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,010 INFO L858 garLoopResultBuilder]: For program point L2423(lines 2423 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,011 INFO L858 garLoopResultBuilder]: For program point L1234(lines 1234 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,011 INFO L858 garLoopResultBuilder]: For program point L177-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,011 INFO L858 garLoopResultBuilder]: For program point L45-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,011 INFO L858 garLoopResultBuilder]: For program point L970(lines 970 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,011 INFO L858 garLoopResultBuilder]: For program point L3877(lines 3877 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,011 INFO L858 garLoopResultBuilder]: For program point L2556(lines 2556 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,012 INFO L858 garLoopResultBuilder]: For program point L442(lines 442 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,012 INFO L858 garLoopResultBuilder]: For program point L3481(lines 3481 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,012 INFO L858 garLoopResultBuilder]: For program point L4274(line 4274) no Hoare annotation was computed. [2021-11-23 13:32:47,012 INFO L858 garLoopResultBuilder]: For program point L178(line 178) no Hoare annotation was computed. [2021-11-23 13:32:47,012 INFO L858 garLoopResultBuilder]: For program point L46(line 46) no Hoare annotation was computed. [2021-11-23 13:32:47,012 INFO L858 garLoopResultBuilder]: For program point L2821(lines 2821 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,013 INFO L858 garLoopResultBuilder]: For program point L1368(lines 1368 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,013 INFO L858 garLoopResultBuilder]: For program point L3086(lines 3086 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,013 INFO L858 garLoopResultBuilder]: For program point L3747(lines 3747 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,013 INFO L858 garLoopResultBuilder]: For program point L1633(lines 1633 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,013 INFO L858 garLoopResultBuilder]: For program point L2294(lines 2294 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,013 INFO L858 garLoopResultBuilder]: For program point L180-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,013 INFO L858 garLoopResultBuilder]: For program point L48-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,014 INFO L858 garLoopResultBuilder]: For program point L2955(lines 2955 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,014 INFO L858 garLoopResultBuilder]: For program point L841(lines 841 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,014 INFO L858 garLoopResultBuilder]: For program point L1766(lines 1766 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,014 INFO L858 garLoopResultBuilder]: For program point L2691(lines 2691 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,014 INFO L858 garLoopResultBuilder]: For program point L3352(lines 3352 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,014 INFO L858 garLoopResultBuilder]: For program point L181(line 181) no Hoare annotation was computed. [2021-11-23 13:32:47,015 INFO L858 garLoopResultBuilder]: For program point L3220(lines 3220 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,015 INFO L858 garLoopResultBuilder]: For program point L49(line 49) no Hoare annotation was computed. [2021-11-23 13:32:47,015 INFO L858 garLoopResultBuilder]: For program point L1503(lines 1503 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,015 INFO L858 garLoopResultBuilder]: For program point L1107(lines 1107 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,015 INFO L858 garLoopResultBuilder]: For program point L4146(lines 4146 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,015 INFO L858 garLoopResultBuilder]: For program point L2032(lines 2032 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,016 INFO L858 garLoopResultBuilder]: For program point L711(lines 711 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,016 INFO L858 garLoopResultBuilder]: For program point L3618(lines 3618 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,016 INFO L858 garLoopResultBuilder]: For program point L315(lines 315 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,016 INFO L858 garLoopResultBuilder]: For program point L183-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,016 INFO L858 garLoopResultBuilder]: For program point L2165(lines 2165 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,016 INFO L858 garLoopResultBuilder]: For program point L51-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,017 INFO L858 garLoopResultBuilder]: For program point L976(lines 976 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,017 INFO L858 garLoopResultBuilder]: For program point L4015(lines 4015 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,017 INFO L858 garLoopResultBuilder]: For program point L1901(lines 1901 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,017 INFO L858 garLoopResultBuilder]: For program point L3883(lines 3883 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,017 INFO L858 garLoopResultBuilder]: For program point L580(lines 580 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,017 INFO L858 garLoopResultBuilder]: For program point L2430(lines 2430 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,018 INFO L858 garLoopResultBuilder]: For program point L3487(lines 3487 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,018 INFO L858 garLoopResultBuilder]: For program point L1241(lines 1241 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,018 INFO L858 garLoopResultBuilder]: For program point L184(line 184) no Hoare annotation was computed. [2021-11-23 13:32:47,018 INFO L858 garLoopResultBuilder]: For program point L52(line 52) no Hoare annotation was computed. [2021-11-23 13:32:47,018 INFO L858 garLoopResultBuilder]: For program point L2827(lines 2827 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,018 INFO L858 garLoopResultBuilder]: For program point L2563(lines 2563 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,018 INFO L858 garLoopResultBuilder]: For program point L449(lines 449 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,019 INFO L858 garLoopResultBuilder]: For program point L3092(lines 3092 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,019 INFO L858 garLoopResultBuilder]: For program point L3753(lines 3753 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,019 INFO L858 garLoopResultBuilder]: For program point L1375(lines 1375 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,019 INFO L858 garLoopResultBuilder]: For program point L2300(lines 2300 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,019 INFO L858 garLoopResultBuilder]: For program point L186-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,019 INFO L858 garLoopResultBuilder]: For program point L54-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,020 INFO L858 garLoopResultBuilder]: For program point L1772(lines 1772 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,020 INFO L858 garLoopResultBuilder]: For program point L1640(lines 1640 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,020 INFO L858 garLoopResultBuilder]: For program point L2697(lines 2697 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,020 INFO L858 garLoopResultBuilder]: For program point L187(line 187) no Hoare annotation was computed. [2021-11-23 13:32:47,020 INFO L858 garLoopResultBuilder]: For program point L55(line 55) no Hoare annotation was computed. [2021-11-23 13:32:47,020 INFO L858 garLoopResultBuilder]: For program point L2962(lines 2962 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,020 INFO L858 garLoopResultBuilder]: For program point L848(lines 848 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,021 INFO L858 garLoopResultBuilder]: For program point L716(lines 716 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,021 INFO L858 garLoopResultBuilder]: For program point L3359(lines 3359 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,021 INFO L858 garLoopResultBuilder]: For program point L3227(lines 3227 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,021 INFO L858 garLoopResultBuilder]: For program point L4020(lines 4020 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,021 INFO L858 garLoopResultBuilder]: For program point L3624(lines 3624 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,021 INFO L858 garLoopResultBuilder]: For program point L1510(lines 1510 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,022 INFO L858 garLoopResultBuilder]: For program point L189-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,022 INFO L858 garLoopResultBuilder]: For program point L1114(lines 1114 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,022 INFO L858 garLoopResultBuilder]: For program point L2171(lines 2171 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,022 INFO L858 garLoopResultBuilder]: For program point L57-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,022 INFO L858 garLoopResultBuilder]: For program point L4153(lines 4153 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,022 INFO L858 garLoopResultBuilder]: For program point L2039(lines 2039 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,023 INFO L858 garLoopResultBuilder]: For program point L586(lines 586 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,023 INFO L858 garLoopResultBuilder]: For program point L2568(lines 2568 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,023 INFO L858 garLoopResultBuilder]: For program point L2436(lines 2436 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,023 INFO L858 garLoopResultBuilder]: For program point L322(lines 322 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,023 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-23 13:32:47,023 INFO L858 garLoopResultBuilder]: For program point L1247(lines 1247 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,023 INFO L858 garLoopResultBuilder]: For program point L190(line 190) no Hoare annotation was computed. [2021-11-23 13:32:47,024 INFO L858 garLoopResultBuilder]: For program point L58(line 58) no Hoare annotation was computed. [2021-11-23 13:32:47,024 INFO L858 garLoopResultBuilder]: For program point L983(lines 983 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,024 INFO L858 garLoopResultBuilder]: For program point L1908(lines 1908 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,025 INFO L858 garLoopResultBuilder]: For program point L3890(lines 3890 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,025 INFO L858 garLoopResultBuilder]: For program point L3494(lines 3494 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,025 INFO L858 garLoopResultBuilder]: For program point L2834(lines 2834 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,025 INFO L858 garLoopResultBuilder]: For program point L1777(lines 1777 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,025 INFO L858 garLoopResultBuilder]: For program point L456(lines 456 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,025 INFO L858 garLoopResultBuilder]: For program point L192-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,026 INFO L858 garLoopResultBuilder]: For program point L60-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,026 INFO L858 garLoopResultBuilder]: For program point L3099(lines 3099 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,026 INFO L858 garLoopResultBuilder]: For program point L3760(lines 3760 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,026 INFO L858 garLoopResultBuilder]: For program point L2703(lines 2703 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,026 INFO L858 garLoopResultBuilder]: For program point L1382(lines 1382 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,026 INFO L858 garLoopResultBuilder]: For program point L2307(lines 2307 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,027 INFO L858 garLoopResultBuilder]: For program point L193(line 193) no Hoare annotation was computed. [2021-11-23 13:32:47,027 INFO L858 garLoopResultBuilder]: For program point L3232(lines 3232 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,027 INFO L858 garLoopResultBuilder]: For program point L61(line 61) no Hoare annotation was computed. [2021-11-23 13:32:47,027 INFO L858 garLoopResultBuilder]: For program point L2968(lines 2968 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,027 INFO L858 garLoopResultBuilder]: For program point L854(lines 854 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,028 INFO L854 garLoopResultBuilder]: At program point L1647(lines 35 1648) the Hoare annotation is: (let ((.cse11 (<= ~a3~0 115)) (.cse1 (<= ~a24~0 1)) (.cse0 (<= 6 ~a15~0)) (.cse9 (= ~a18~0 9)) (.cse19 (<= ~a24~0 0)) (.cse20 (= ~a24~0 1)) (.cse6 (not (= ~a15~0 4))) (.cse5 (<= ~a18~0 10)) (.cse7 (<= 10 ~a18~0)) (.cse17 (<= ~a3~0 306)) (.cse14 (<= ~a24~0 2)) (.cse12 (<= 1 ~a24~0)) (.cse2 (= ~a18~0 12)) (.cse15 (<= ~a18~0 11)) (.cse13 (<= 11 ~a18~0)) (.cse10 (<= 4 ~a24~0)) (.cse4 (<= ~a15~0 5)) (.cse16 (<= ~a3~0 416)) (.cse8 (<= ~a15~0 4)) (.cse3 (= ~a24~0 3)) (.cse18 (= ~a18~0 8))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse2 .cse4) (and .cse5 .cse6 .cse4 .cse7) (and .cse8 .cse9 .cse10) (and .cse0 .cse11 .cse12 .cse1 .cse13) (and .cse5 .cse14 .cse7) (and .cse0 .cse14 .cse15 .cse13 .cse16) (and .cse17 .cse8 .cse9) (and .cse11 .cse2 .cse4) (and .cse15 .cse13 .cse10 .cse4 .cse16) (and .cse14 .cse9) (and .cse0 .cse14 .cse18) (and .cse5 .cse3 .cse7) (and .cse3 .cse15 .cse13) (and .cse8 .cse15 .cse13 .cse10) (and .cse17 .cse15 .cse13 .cse4) (and .cse18 .cse1) (and .cse19 .cse2 .cse16) (and .cse17 .cse8 .cse1 .cse15) (and .cse0 .cse3 .cse9) (and .cse14 (not .cse20) .cse8) (and .cse3 .cse17 .cse2) (and .cse19 .cse15 .cse13) (and .cse8 .cse2) (and .cse20 .cse6 .cse15 .cse13) (and .cse5 .cse8 .cse7 .cse16) (and .cse18 .cse17 .cse4) (and .cse14 .cse12 .cse2) (and .cse8 .cse15 .cse13 .cse16) (and .cse18 .cse10 .cse4 .cse16) (and .cse18 .cse8) (and .cse3 .cse18))) [2021-11-23 13:32:47,028 INFO L858 garLoopResultBuilder]: For program point L3365(lines 3365 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,028 INFO L858 garLoopResultBuilder]: For program point L4026(lines 4026 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,028 INFO L858 garLoopResultBuilder]: For program point L723(lines 723 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,028 INFO L858 garLoopResultBuilder]: For program point L195-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,028 INFO L858 garLoopResultBuilder]: For program point L63-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,029 INFO L858 garLoopResultBuilder]: For program point L4159(lines 4159 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,030 INFO L858 garLoopResultBuilder]: For program point L3631(lines 3631 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,030 INFO L858 garLoopResultBuilder]: For program point L1517(lines 1517 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,030 INFO L858 garLoopResultBuilder]: For program point L196(line 196) no Hoare annotation was computed. [2021-11-23 13:32:47,030 INFO L858 garLoopResultBuilder]: For program point L2178(lines 2178 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,030 INFO L858 garLoopResultBuilder]: For program point L1121(lines 1121 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,030 INFO L858 garLoopResultBuilder]: For program point L64(line 64) no Hoare annotation was computed. [2021-11-23 13:32:47,030 INFO L858 garLoopResultBuilder]: For program point L2046(lines 2046 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,031 INFO L858 garLoopResultBuilder]: For program point L3896(lines 3896 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,031 INFO L858 garLoopResultBuilder]: For program point L1782(lines 1782 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,031 INFO L858 garLoopResultBuilder]: For program point L593(lines 593 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,031 INFO L858 garLoopResultBuilder]: For program point L2575(lines 2575 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,031 INFO L858 garLoopResultBuilder]: For program point L2443(lines 2443 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,031 INFO L858 garLoopResultBuilder]: For program point L329(lines 329 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,032 INFO L858 garLoopResultBuilder]: For program point L1254(lines 1254 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,032 INFO L858 garLoopResultBuilder]: For program point L990(lines 990 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,032 INFO L858 garLoopResultBuilder]: For program point L1915(lines 1915 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,032 INFO L858 garLoopResultBuilder]: For program point L3501(lines 3501 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,032 INFO L858 garLoopResultBuilder]: For program point L198-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,033 INFO L858 garLoopResultBuilder]: For program point L66-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,033 INFO L858 garLoopResultBuilder]: For program point L2841(lines 2841 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,033 INFO L858 garLoopResultBuilder]: For program point L463(lines 463 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,034 INFO L858 garLoopResultBuilder]: For program point L199(line 199) no Hoare annotation was computed. [2021-11-23 13:32:47,034 INFO L858 garLoopResultBuilder]: For program point L67(line 67) no Hoare annotation was computed. [2021-11-23 13:32:47,034 INFO L858 garLoopResultBuilder]: For program point L3106(lines 3106 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,034 INFO L858 garLoopResultBuilder]: For program point L860(lines 860 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,034 INFO L858 garLoopResultBuilder]: For program point L728(lines 728 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,034 INFO L858 garLoopResultBuilder]: For program point L2710(lines 2710 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,034 INFO L858 garLoopResultBuilder]: For program point L3767(lines 3767 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,035 INFO L858 garLoopResultBuilder]: For program point L1653(lines 1653 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,035 INFO L858 garLoopResultBuilder]: For program point L1389(lines 1389 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,035 INFO L858 garLoopResultBuilder]: For program point L2314(lines 2314 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,035 INFO L858 garLoopResultBuilder]: For program point L3239(lines 3239 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,035 INFO L858 garLoopResultBuilder]: For program point L4032(lines 4032 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,035 INFO L858 garLoopResultBuilder]: For program point L2975(lines 2975 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,036 INFO L858 garLoopResultBuilder]: For program point L1522(lines 1522 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,036 INFO L858 garLoopResultBuilder]: For program point L3372(lines 3372 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,036 INFO L858 garLoopResultBuilder]: For program point L201-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,036 INFO L858 garLoopResultBuilder]: For program point L69-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,036 INFO L858 garLoopResultBuilder]: For program point L3637(lines 3637 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,036 INFO L858 garLoopResultBuilder]: For program point L1259(lines 1259 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,037 INFO L858 garLoopResultBuilder]: For program point L202(line 202) no Hoare annotation was computed. [2021-11-23 13:32:47,037 INFO L858 garLoopResultBuilder]: For program point L4166(lines 4166 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,037 INFO L858 garLoopResultBuilder]: For program point L70(line 70) no Hoare annotation was computed. [2021-11-23 13:32:47,037 INFO L858 garLoopResultBuilder]: For program point L2052(lines 2052 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,037 INFO L858 garLoopResultBuilder]: For program point L1788(lines 1788 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,037 INFO L858 garLoopResultBuilder]: For program point L599(lines 599 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,038 INFO L858 garLoopResultBuilder]: For program point L2581(lines 2581 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,038 INFO L858 garLoopResultBuilder]: For program point L1128(lines 1128 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,038 INFO L858 garLoopResultBuilder]: For program point L2185(lines 2185 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,038 INFO L858 garLoopResultBuilder]: For program point L3903(lines 3903 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,038 INFO L858 garLoopResultBuilder]: For program point L2450(lines 2450 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,038 INFO L858 garLoopResultBuilder]: For program point L336(lines 336 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,038 INFO L858 garLoopResultBuilder]: For program point L204-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,039 INFO L858 garLoopResultBuilder]: For program point L72-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,040 INFO L858 garLoopResultBuilder]: For program point L997(lines 997 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,040 INFO L858 garLoopResultBuilder]: For program point L1922(lines 1922 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,040 INFO L858 garLoopResultBuilder]: For program point L2847(lines 2847 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,040 INFO L858 garLoopResultBuilder]: For program point L1658(lines 1658 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,040 INFO L858 garLoopResultBuilder]: For program point L3508(lines 3508 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,040 INFO L858 garLoopResultBuilder]: For program point L205(line 205) no Hoare annotation was computed. [2021-11-23 13:32:47,041 INFO L858 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2021-11-23 13:32:47,041 INFO L858 garLoopResultBuilder]: For program point L470(lines 470 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,041 INFO L858 garLoopResultBuilder]: For program point L3245(lines 3245 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,041 INFO L858 garLoopResultBuilder]: For program point L3113(lines 3113 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,041 INFO L858 garLoopResultBuilder]: For program point L4038(lines 4038 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,041 INFO L858 garLoopResultBuilder]: For program point L867(lines 867 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,042 INFO L858 garLoopResultBuilder]: For program point L735(lines 735 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,042 INFO L858 garLoopResultBuilder]: For program point L3774(lines 3774 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,042 INFO L858 garLoopResultBuilder]: For program point L2717(lines 2717 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,042 INFO L858 garLoopResultBuilder]: For program point L1528(lines 1528 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,042 INFO L858 garLoopResultBuilder]: For program point L1396(lines 1396 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,042 INFO L858 garLoopResultBuilder]: For program point L3378(lines 3378 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,043 INFO L858 garLoopResultBuilder]: For program point L2321(lines 2321 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,043 INFO L858 garLoopResultBuilder]: For program point L207-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,043 INFO L858 garLoopResultBuilder]: For program point L75-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,043 INFO L858 garLoopResultBuilder]: For program point L2982(lines 2982 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,043 INFO L858 garLoopResultBuilder]: For program point L3643(lines 3643 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,043 INFO L858 garLoopResultBuilder]: For program point L208(line 208) no Hoare annotation was computed. [2021-11-23 13:32:47,044 INFO L858 garLoopResultBuilder]: For program point L4172(lines 4172 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,045 INFO L858 garLoopResultBuilder]: For program point L76(line 76) no Hoare annotation was computed. [2021-11-23 13:32:47,045 INFO L858 garLoopResultBuilder]: For program point L2058(lines 2058 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,046 INFO L858 garLoopResultBuilder]: For program point L1794(lines 1794 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,046 INFO L858 garLoopResultBuilder]: For program point L605(lines 605 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,046 INFO L858 garLoopResultBuilder]: For program point L1266(lines 1266 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,046 INFO L858 garLoopResultBuilder]: For program point L1134(lines 1134 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,046 INFO L858 garLoopResultBuilder]: For program point L2191(lines 2191 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,046 INFO L858 garLoopResultBuilder]: For program point L3909(lines 3909 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,047 INFO L858 garLoopResultBuilder]: For program point L2588(lines 2588 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,047 INFO L858 garLoopResultBuilder]: For program point L2456(lines 2456 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,047 INFO L858 garLoopResultBuilder]: For program point L210-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,047 INFO L858 garLoopResultBuilder]: For program point L78-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,047 INFO L858 garLoopResultBuilder]: For program point L1003(lines 1003 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,047 INFO L858 garLoopResultBuilder]: For program point L2853(lines 2853 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,048 INFO L858 garLoopResultBuilder]: For program point L3514(lines 3514 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,048 INFO L858 garLoopResultBuilder]: For program point L343(lines 343 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,048 INFO L858 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-11-23 13:32:47,048 INFO L858 garLoopResultBuilder]: For program point L79(line 79) no Hoare annotation was computed. [2021-11-23 13:32:47,048 INFO L858 garLoopResultBuilder]: For program point L3118(lines 3118 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,048 INFO L858 garLoopResultBuilder]: For program point L1929(lines 1929 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,049 INFO L858 garLoopResultBuilder]: For program point L1665(lines 1665 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,049 INFO L858 garLoopResultBuilder]: For program point L1533(lines 1533 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,049 INFO L858 garLoopResultBuilder]: For program point L476(lines 476 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,049 INFO L858 garLoopResultBuilder]: For program point L2987(lines 2987 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,049 INFO L858 garLoopResultBuilder]: For program point L873(lines 873 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,049 INFO L858 garLoopResultBuilder]: For program point L2723(lines 2723 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,049 INFO L858 garLoopResultBuilder]: For program point L1402(lines 1402 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,050 INFO L858 garLoopResultBuilder]: For program point L2327(lines 2327 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,050 INFO L858 garLoopResultBuilder]: For program point L3252(lines 3252 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,050 INFO L858 garLoopResultBuilder]: For program point L213-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,050 INFO L858 garLoopResultBuilder]: For program point L81-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,050 INFO L858 garLoopResultBuilder]: For program point L4045(lines 4045 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,050 INFO L858 garLoopResultBuilder]: For program point L742(lines 742 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,051 INFO L858 garLoopResultBuilder]: For program point L3781(lines 3781 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,051 INFO L858 garLoopResultBuilder]: For program point L3385(lines 3385 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,051 INFO L858 garLoopResultBuilder]: For program point L214(line 214) no Hoare annotation was computed. [2021-11-23 13:32:47,051 INFO L858 garLoopResultBuilder]: For program point L82(line 82) no Hoare annotation was computed. [2021-11-23 13:32:47,051 INFO L858 garLoopResultBuilder]: For program point L2064(lines 2064 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,051 INFO L858 garLoopResultBuilder]: For program point L611(lines 611 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,052 INFO L858 garLoopResultBuilder]: For program point L3650(lines 3650 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,052 INFO L858 garLoopResultBuilder]: For program point L2197(lines 2197 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,052 INFO L858 garLoopResultBuilder]: For program point L4179(lines 4179 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,052 INFO L858 garLoopResultBuilder]: For program point L1801(lines 1801 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,052 INFO L858 garLoopResultBuilder]: For program point L2594(lines 2594 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,052 INFO L858 garLoopResultBuilder]: For program point L1273(lines 1273 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,053 INFO L858 garLoopResultBuilder]: For program point L216-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,053 INFO L858 garLoopResultBuilder]: For program point L1141(lines 1141 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,053 INFO L858 garLoopResultBuilder]: For program point L84-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,053 INFO L858 garLoopResultBuilder]: For program point L3123(lines 3123 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,053 INFO L858 garLoopResultBuilder]: For program point L1009(lines 1009 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,053 INFO L858 garLoopResultBuilder]: For program point L3916(lines 3916 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,053 INFO L858 garLoopResultBuilder]: For program point L3520(lines 3520 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,054 INFO L858 garLoopResultBuilder]: For program point L2463(lines 2463 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,054 INFO L858 garLoopResultBuilder]: For program point L217(line 217) no Hoare annotation was computed. [2021-11-23 13:32:47,054 INFO L858 garLoopResultBuilder]: For program point L85(line 85) no Hoare annotation was computed. [2021-11-23 13:32:47,054 INFO L858 garLoopResultBuilder]: For program point L2860(lines 2860 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,054 INFO L858 garLoopResultBuilder]: For program point L1539(lines 1539 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,054 INFO L858 garLoopResultBuilder]: For program point L350(lines 350 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,055 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-23 13:32:47,056 INFO L858 garLoopResultBuilder]: For program point L1936(lines 1936 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,057 INFO L858 garLoopResultBuilder]: For program point L2993(lines 2993 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,057 INFO L858 garLoopResultBuilder]: For program point L1672(lines 1672 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,057 INFO L858 garLoopResultBuilder]: For program point L2729(lines 2729 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,057 INFO L858 garLoopResultBuilder]: For program point L483(lines 483 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,057 INFO L858 garLoopResultBuilder]: For program point L87-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,057 INFO L858 garLoopResultBuilder]: For program point L4051(lines 4051 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,058 INFO L858 garLoopResultBuilder]: For program point L880(lines 880 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,058 INFO L858 garLoopResultBuilder]: For program point L1409(lines 1409 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,058 INFO L858 garLoopResultBuilder]: For program point L2334(lines 2334 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,058 INFO L858 garLoopResultBuilder]: For program point L3259(lines 3259 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,058 INFO L858 garLoopResultBuilder]: For program point L88(line 88) no Hoare annotation was computed. [2021-11-23 13:32:47,058 INFO L858 garLoopResultBuilder]: For program point L1806(lines 1806 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,059 INFO L858 garLoopResultBuilder]: For program point L749(lines 749 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,059 INFO L858 garLoopResultBuilder]: For program point L3788(lines 3788 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,059 INFO L858 garLoopResultBuilder]: For program point L617(lines 617 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,059 INFO L858 garLoopResultBuilder]: For program point L3656(lines 3656 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,059 INFO L858 garLoopResultBuilder]: For program point L3392(lines 3392 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,059 INFO L858 garLoopResultBuilder]: For program point L2203(lines 2203 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,059 INFO L858 garLoopResultBuilder]: For program point L4185(lines 4185 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,060 INFO L858 garLoopResultBuilder]: For program point L2071(lines 2071 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,060 INFO L858 garLoopResultBuilder]: For program point L2600(lines 2600 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,060 INFO L858 garLoopResultBuilder]: For program point L90-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,060 INFO L858 garLoopResultBuilder]: For program point L1015(lines 1015 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,060 INFO L858 garLoopResultBuilder]: For program point L1280(lines 1280 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,060 INFO L858 garLoopResultBuilder]: For program point L1148(lines 1148 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,061 INFO L858 garLoopResultBuilder]: For program point L91(line 91) no Hoare annotation was computed. [2021-11-23 13:32:47,061 INFO L858 garLoopResultBuilder]: For program point L3130(lines 3130 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,061 INFO L858 garLoopResultBuilder]: For program point L2998(lines 2998 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,061 INFO L858 garLoopResultBuilder]: For program point L2866(lines 2866 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,061 INFO L858 garLoopResultBuilder]: For program point L3923(lines 3923 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,061 INFO L858 garLoopResultBuilder]: For program point L752(lines 752 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,062 INFO L858 garLoopResultBuilder]: For program point L2470(lines 2470 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,062 INFO L858 garLoopResultBuilder]: For program point L3527(lines 3527 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,062 INFO L858 garLoopResultBuilder]: For program point L1942(lines 1942 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,062 INFO L858 garLoopResultBuilder]: For program point L1546(lines 1546 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,062 INFO L858 garLoopResultBuilder]: For program point L357(lines 357 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,062 INFO L858 garLoopResultBuilder]: For program point L93-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,062 INFO L858 garLoopResultBuilder]: For program point L2736(lines 2736 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,063 INFO L858 garLoopResultBuilder]: For program point L1679(lines 1679 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,063 INFO L858 garLoopResultBuilder]: For program point L622(lines 622 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,063 INFO L858 garLoopResultBuilder]: For program point L490(lines 490 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,063 INFO L858 garLoopResultBuilder]: For program point L1415(lines 1415 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,063 INFO L858 garLoopResultBuilder]: For program point L3265(lines 3265 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,063 INFO L858 garLoopResultBuilder]: For program point L94(line 94) no Hoare annotation was computed. [2021-11-23 13:32:47,064 INFO L858 garLoopResultBuilder]: For program point L4058(lines 4058 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,064 INFO L858 garLoopResultBuilder]: For program point L887(lines 887 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,064 INFO L858 garLoopResultBuilder]: For program point L3794(lines 3794 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,064 INFO L858 garLoopResultBuilder]: For program point L3398(lines 3398 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,064 INFO L858 garLoopResultBuilder]: For program point L2341(lines 2341 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,064 INFO L858 garLoopResultBuilder]: For program point L227(lines 227 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,065 INFO L858 garLoopResultBuilder]: For program point L2077(lines 2077 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,065 INFO L858 garLoopResultBuilder]: For program point L1813(lines 1813 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,065 INFO L858 garLoopResultBuilder]: For program point L3663(lines 3663 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,065 INFO L858 garLoopResultBuilder]: For program point L2210(lines 2210 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,065 INFO L858 garLoopResultBuilder]: For program point L4192(lines 4192 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,065 INFO L858 garLoopResultBuilder]: For program point L96-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,066 INFO L858 garLoopResultBuilder]: For program point L2607(lines 2607 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,066 INFO L858 garLoopResultBuilder]: For program point L97(line 97) no Hoare annotation was computed. [2021-11-23 13:32:47,066 INFO L858 garLoopResultBuilder]: For program point L3136(lines 3136 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,066 INFO L858 garLoopResultBuilder]: For program point L1022(lines 1022 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,067 INFO L858 garLoopResultBuilder]: For program point L3004(lines 3004 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,067 INFO L858 garLoopResultBuilder]: For program point L2872(lines 2872 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,067 INFO L858 garLoopResultBuilder]: For program point L3533(lines 3533 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,067 INFO L858 garLoopResultBuilder]: For program point L1287(lines 1287 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,067 INFO L858 garLoopResultBuilder]: For program point L1155(lines 1155 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,067 INFO L858 garLoopResultBuilder]: For program point L1948(lines 1948 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,068 INFO L858 garLoopResultBuilder]: For program point L3930(lines 3930 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,068 INFO L858 garLoopResultBuilder]: For program point L759(lines 759 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,068 INFO L858 garLoopResultBuilder]: For program point L2477(lines 2477 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,068 INFO L858 garLoopResultBuilder]: For program point L363(lines 363 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,068 INFO L858 garLoopResultBuilder]: For program point L99-1(lines 35 1648) no Hoare annotation was computed. [2021-11-23 13:32:47,068 INFO L858 garLoopResultBuilder]: For program point L1553(lines 1553 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,069 INFO L858 garLoopResultBuilder]: For program point L496(lines 496 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,069 INFO L858 garLoopResultBuilder]: For program point L100(line 100) no Hoare annotation was computed. [2021-11-23 13:32:47,069 INFO L858 garLoopResultBuilder]: For program point L893(lines 893 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,069 INFO L858 garLoopResultBuilder]: For program point L1686(lines 1686 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,069 INFO L858 garLoopResultBuilder]: For program point L2743(lines 2743 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,069 INFO L858 garLoopResultBuilder]: For program point L629(lines 629 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,070 INFO L858 garLoopResultBuilder]: For program point L1422(lines 1422 1646) no Hoare annotation was computed. [2021-11-23 13:32:47,070 INFO L858 garLoopResultBuilder]: For program point L3404(lines 3404 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,070 INFO L858 garLoopResultBuilder]: For program point L2347(lines 2347 3059) no Hoare annotation was computed. [2021-11-23 13:32:47,070 INFO L858 garLoopResultBuilder]: For program point L3272(lines 3272 4259) no Hoare annotation was computed. [2021-11-23 13:32:47,073 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:32:47,075 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 13:32:47,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:32:47 BoogieIcfgContainer [2021-11-23 13:32:47,136 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 13:32:47,136 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 13:32:47,136 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 13:32:47,137 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 13:32:47,137 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:30:27" (3/4) ... [2021-11-23 13:32:47,140 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 13:32:47,206 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2021-11-23 13:32:47,215 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 13:32:47,223 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 13:32:47,232 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 13:32:47,602 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/witness.graphml [2021-11-23 13:32:47,602 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 13:32:47,603 INFO L158 Benchmark]: Toolchain (without parser) took 146197.75ms. Allocated memory was 94.4MB in the beginning and 11.6GB in the end (delta: 11.5GB). Free memory was 47.5MB in the beginning and 7.3GB in the end (delta: -7.2GB). Peak memory consumption was 4.3GB. Max. memory is 16.1GB. [2021-11-23 13:32:47,603 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 94.4MB. Free memory was 75.3MB in the beginning and 75.2MB in the end (delta: 86.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 13:32:47,604 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1765.09ms. Allocated memory was 94.4MB in the beginning and 136.3MB in the end (delta: 41.9MB). Free memory was 47.3MB in the beginning and 81.4MB in the end (delta: -34.1MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. [2021-11-23 13:32:47,604 INFO L158 Benchmark]: Boogie Procedure Inliner took 309.44ms. Allocated memory is still 136.3MB. Free memory was 81.4MB in the beginning and 71.0MB in the end (delta: 10.4MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. [2021-11-23 13:32:47,604 INFO L158 Benchmark]: Boogie Preprocessor took 316.13ms. Allocated memory is still 136.3MB. Free memory was 71.0MB in the beginning and 54.4MB in the end (delta: 16.6MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2021-11-23 13:32:47,605 INFO L158 Benchmark]: RCFGBuilder took 3742.27ms. Allocated memory was 136.3MB in the beginning and 398.5MB in the end (delta: 262.1MB). Free memory was 54.4MB in the beginning and 261.8MB in the end (delta: -207.4MB). Peak memory consumption was 99.6MB. Max. memory is 16.1GB. [2021-11-23 13:32:47,605 INFO L158 Benchmark]: TraceAbstraction took 139589.07ms. Allocated memory was 398.5MB in the beginning and 11.6GB in the end (delta: 11.2GB). Free memory was 260.8MB in the beginning and 7.3GB in the end (delta: -7.1GB). Peak memory consumption was 4.2GB. Max. memory is 16.1GB. [2021-11-23 13:32:47,605 INFO L158 Benchmark]: Witness Printer took 466.22ms. Allocated memory is still 11.6GB. Free memory was 7.3GB in the beginning and 7.3GB in the end (delta: 82.8MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. [2021-11-23 13:32:47,607 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 94.4MB. Free memory was 75.3MB in the beginning and 75.2MB in the end (delta: 86.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1765.09ms. Allocated memory was 94.4MB in the beginning and 136.3MB in the end (delta: 41.9MB). Free memory was 47.3MB in the beginning and 81.4MB in the end (delta: -34.1MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 309.44ms. Allocated memory is still 136.3MB. Free memory was 81.4MB in the beginning and 71.0MB in the end (delta: 10.4MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 316.13ms. Allocated memory is still 136.3MB. Free memory was 71.0MB in the beginning and 54.4MB in the end (delta: 16.6MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. * RCFGBuilder took 3742.27ms. Allocated memory was 136.3MB in the beginning and 398.5MB in the end (delta: 262.1MB). Free memory was 54.4MB in the beginning and 261.8MB in the end (delta: -207.4MB). Peak memory consumption was 99.6MB. Max. memory is 16.1GB. * TraceAbstraction took 139589.07ms. Allocated memory was 398.5MB in the beginning and 11.6GB in the end (delta: 11.2GB). Free memory was 260.8MB in the beginning and 7.3GB in the end (delta: -7.1GB). Peak memory consumption was 4.2GB. Max. memory is 16.1GB. * Witness Printer took 466.22ms. Allocated memory is still 11.6GB. Free memory was 7.3GB in the beginning and 7.3GB in the end (delta: 82.8MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. * 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: 187]: 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, 757 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 139.5s, OverallIterations: 25, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.1s, AutomataDifference: 62.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 18069 SdHoareTripleChecker+Valid, 54.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 18069 mSDsluCounter, 15161 SdHoareTripleChecker+Invalid, 43.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 840 mSDsCounter, 8760 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 49515 IncrementalHoareTripleChecker+Invalid, 58275 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8760 mSolverCounterUnsat, 14321 mSDtfsCounter, 49515 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 17620 GetRequests, 17530 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=80734occurred in iteration=20, InterpolantAutomatonStates: 82, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 12.3s AutomataMinimizationTime, 25 MinimizatonAttempts, 11215 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 5 PreInvPairs, 617 NumberOfFragments, 1413 HoareAnnotationTreeSize, 5 FomulaSimplifications, 11299 FormulaSimplificationTreeSizeReduction, 4.5s HoareSimplificationTime, 5 FomulaSimplificationsInter, 16054 FormulaSimplificationTreeSizeReductionInter, 7.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.9s SsaConstructionTime, 5.8s SatisfiabilityAnalysisTime, 40.5s InterpolantComputationTime, 50236 NumberOfCodeBlocks, 50236 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 50200 ConstructedInterpolants, 0 QuantifiedInterpolants, 134970 SizeOfPredicates, 0 NumberOfNonLiveVariables, 20153 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 36 InterpolantComputations, 25 PerfectInterpolantSequences, 72337/78996 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: 3063]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((6 <= a15 && a24 <= 1) && a18 == 12) || ((a24 == 3 && a18 == 12) && a15 <= 5)) || (((a18 <= 10 && !(a15 == 4)) && a15 <= 5) && 10 <= a18)) || ((a15 <= 4 && a18 == 9) && 4 <= a24)) || ((((6 <= a15 && a3 <= 115) && 1 <= a24) && a24 <= 1) && 11 <= a18)) || ((a18 <= 10 && a24 <= 2) && 10 <= a18)) || ((((6 <= a15 && a24 <= 2) && a18 <= 11) && 11 <= a18) && a3 <= 416)) || ((a3 <= 306 && a15 <= 4) && a18 == 9)) || ((a3 <= 115 && a18 == 12) && a15 <= 5)) || ((((a18 <= 11 && 11 <= a18) && 4 <= a24) && a15 <= 5) && a3 <= 416)) || (a24 <= 2 && a18 == 9)) || ((6 <= a15 && a24 <= 2) && a18 == 8)) || ((a18 <= 10 && a24 == 3) && 10 <= a18)) || ((a24 == 3 && a18 <= 11) && 11 <= a18)) || (((a15 <= 4 && a18 <= 11) && 11 <= a18) && 4 <= a24)) || (((a3 <= 306 && a18 <= 11) && 11 <= a18) && a15 <= 5)) || (a18 == 8 && a24 <= 1)) || ((a24 <= 0 && a18 == 12) && a3 <= 416)) || (((a3 <= 306 && a15 <= 4) && a24 <= 1) && a18 <= 11)) || ((6 <= a15 && a24 == 3) && a18 == 9)) || ((a24 <= 2 && !(a24 == 1)) && a15 <= 4)) || ((a24 == 3 && a3 <= 306) && a18 == 12)) || (a15 <= 4 && a18 == 12)) || (((a24 == 1 && !(a15 == 4)) && a18 <= 11) && 11 <= a18)) || (((!(a24 == 1) && a24 <= 1) && a18 <= 11) && 11 <= a18)) || (((a18 <= 10 && a15 <= 4) && 10 <= a18) && a3 <= 416)) || ((a18 == 8 && a3 <= 306) && a15 <= 5)) || ((a24 <= 2 && 1 <= a24) && a18 == 12)) || (((a15 <= 4 && a18 <= 11) && 11 <= a18) && a3 <= 416)) || (((a18 == 8 && 4 <= a24) && a15 <= 5) && a3 <= 416)) || (a18 == 8 && a15 <= 4)) || (a24 == 3 && a18 == 8) - InvariantResult [Line: 4269]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((6 <= a15 && a24 <= 1) && a18 == 12) || ((a24 == 3 && a18 == 12) && a15 <= 5)) || (((a18 <= 10 && !(a15 == 4)) && a15 <= 5) && 10 <= a18)) || ((a15 <= 4 && a18 == 9) && 4 <= a24)) || ((((6 <= a15 && a3 <= 115) && 1 <= a24) && a24 <= 1) && 11 <= a18)) || ((a18 <= 10 && a24 <= 2) && 10 <= a18)) || ((((6 <= a15 && a24 <= 2) && a18 <= 11) && 11 <= a18) && a3 <= 416)) || ((a3 <= 306 && a15 <= 4) && a18 == 9)) || ((a3 <= 115 && a18 == 12) && a15 <= 5)) || ((((a18 <= 11 && 11 <= a18) && 4 <= a24) && a15 <= 5) && a3 <= 416)) || (a24 <= 2 && a18 == 9)) || ((6 <= a15 && a24 <= 2) && a18 == 8)) || ((a18 <= 10 && a24 == 3) && 10 <= a18)) || ((a24 == 3 && a18 <= 11) && 11 <= a18)) || (((a15 <= 4 && a18 <= 11) && 11 <= a18) && 4 <= a24)) || (((a3 <= 306 && a18 <= 11) && 11 <= a18) && a15 <= 5)) || (a18 == 8 && a24 <= 1)) || ((a24 <= 0 && a18 == 12) && a3 <= 416)) || (((a3 <= 306 && a15 <= 4) && a24 <= 1) && a18 <= 11)) || ((6 <= a15 && a24 == 3) && a18 == 9)) || ((a24 <= 2 && !(a24 == 1)) && a15 <= 4)) || ((a24 == 3 && a3 <= 306) && a18 == 12)) || ((a24 <= 0 && a18 <= 11) && 11 <= a18)) || (a15 <= 4 && a18 == 12)) || (((a24 == 1 && !(a15 == 4)) && a18 <= 11) && 11 <= a18)) || (((a18 <= 10 && a15 <= 4) && 10 <= a18) && a3 <= 416)) || ((a18 == 8 && a3 <= 306) && a15 <= 5)) || ((a24 <= 2 && 1 <= a24) && a18 == 12)) || (((a15 <= 4 && a18 <= 11) && 11 <= a18) && a3 <= 416)) || (((a18 == 8 && 4 <= a24) && a15 <= 5) && a3 <= 416)) || (a18 == 8 && a15 <= 4)) || (a24 == 3 && a18 == 8) - InvariantResult [Line: 4263]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1650]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((6 <= a15 && a24 <= 1) && a18 == 12) || ((a24 == 3 && a18 == 12) && a15 <= 5)) || (((a18 <= 10 && !(a15 == 4)) && a15 <= 5) && 10 <= a18)) || ((a15 <= 4 && a18 == 9) && 4 <= a24)) || ((((6 <= a15 && a3 <= 115) && 1 <= a24) && a24 <= 1) && 11 <= a18)) || ((a18 <= 10 && a24 <= 2) && 10 <= a18)) || ((((6 <= a15 && a24 <= 2) && a18 <= 11) && 11 <= a18) && a3 <= 416)) || ((a3 <= 306 && a15 <= 4) && a18 == 9)) || ((a3 <= 115 && a18 == 12) && a15 <= 5)) || ((((a18 <= 11 && 11 <= a18) && 4 <= a24) && a15 <= 5) && a3 <= 416)) || (a24 <= 2 && a18 == 9)) || ((6 <= a15 && a24 <= 2) && a18 == 8)) || ((a18 <= 10 && a24 == 3) && 10 <= a18)) || ((a24 == 3 && a18 <= 11) && 11 <= a18)) || (((a15 <= 4 && a18 <= 11) && 11 <= a18) && 4 <= a24)) || (((a3 <= 306 && a18 <= 11) && 11 <= a18) && a15 <= 5)) || (a18 == 8 && a24 <= 1)) || ((a24 <= 0 && a18 == 12) && a3 <= 416)) || (((a3 <= 306 && a15 <= 4) && a24 <= 1) && a18 <= 11)) || ((6 <= a15 && a24 == 3) && a18 == 9)) || ((a24 <= 2 && !(a24 == 1)) && a15 <= 4)) || ((a24 == 3 && a3 <= 306) && a18 == 12)) || (a15 <= 4 && a18 == 12)) || (((a24 == 1 && !(a15 == 4)) && a18 <= 11) && 11 <= a18)) || (((!(a24 == 1) && a24 <= 1) && a18 <= 11) && 11 <= a18)) || (((a18 <= 10 && a15 <= 4) && 10 <= a18) && a3 <= 416)) || ((a18 == 8 && a3 <= 306) && a15 <= 5)) || ((a24 <= 2 && 1 <= a24) && a18 == 12)) || (((a15 <= 4 && a18 <= 11) && 11 <= a18) && a3 <= 416)) || (((a18 == 8 && 4 <= a24) && a15 <= 5) && a3 <= 416)) || (a18 == 8 && a15 <= 4)) || (a24 == 3 && a18 == 8) - InvariantResult [Line: 35]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((6 <= a15 && a24 <= 1) && a18 == 12) || ((a24 == 3 && a18 == 12) && a15 <= 5)) || (((a18 <= 10 && !(a15 == 4)) && a15 <= 5) && 10 <= a18)) || ((a15 <= 4 && a18 == 9) && 4 <= a24)) || ((((6 <= a15 && a3 <= 115) && 1 <= a24) && a24 <= 1) && 11 <= a18)) || ((a18 <= 10 && a24 <= 2) && 10 <= a18)) || ((((6 <= a15 && a24 <= 2) && a18 <= 11) && 11 <= a18) && a3 <= 416)) || ((a3 <= 306 && a15 <= 4) && a18 == 9)) || ((a3 <= 115 && a18 == 12) && a15 <= 5)) || ((((a18 <= 11 && 11 <= a18) && 4 <= a24) && a15 <= 5) && a3 <= 416)) || (a24 <= 2 && a18 == 9)) || ((6 <= a15 && a24 <= 2) && a18 == 8)) || ((a18 <= 10 && a24 == 3) && 10 <= a18)) || ((a24 == 3 && a18 <= 11) && 11 <= a18)) || (((a15 <= 4 && a18 <= 11) && 11 <= a18) && 4 <= a24)) || (((a3 <= 306 && a18 <= 11) && 11 <= a18) && a15 <= 5)) || (a18 == 8 && a24 <= 1)) || ((a24 <= 0 && a18 == 12) && a3 <= 416)) || (((a3 <= 306 && a15 <= 4) && a24 <= 1) && a18 <= 11)) || ((6 <= a15 && a24 == 3) && a18 == 9)) || ((a24 <= 2 && !(a24 == 1)) && a15 <= 4)) || ((a24 == 3 && a3 <= 306) && a18 == 12)) || ((a24 <= 0 && a18 <= 11) && 11 <= a18)) || (a15 <= 4 && a18 == 12)) || (((a24 == 1 && !(a15 == 4)) && a18 <= 11) && 11 <= a18)) || (((a18 <= 10 && a15 <= 4) && 10 <= a18) && a3 <= 416)) || ((a18 == 8 && a3 <= 306) && a15 <= 5)) || ((a24 <= 2 && 1 <= a24) && a18 == 12)) || (((a15 <= 4 && a18 <= 11) && 11 <= a18) && a3 <= 416)) || (((a18 == 8 && 4 <= a24) && a15 <= 5) && a3 <= 416)) || (a18 == 8 && a15 <= 4)) || (a24 == 3 && a18 == 8) RESULT: Ultimate proved your program to be correct! [2021-11-23 13:32:47,649 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25c5f605-3120-42c6-ad51-a00b3c8551fd/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE