./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label51.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label51.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 927ba4bbc407d86d49f8c0c482f4d99615e4b9cfb234e0c1296c1a2ebbff5062 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 22:22:57,824 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:22:57,827 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:22:57,882 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:22:57,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:22:57,890 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:22:57,893 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:22:57,898 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:22:57,900 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:22:57,908 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:22:57,910 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:22:57,912 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:22:57,912 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:22:57,915 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:22:57,918 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:22:57,920 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:22:57,922 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:22:57,923 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:22:57,929 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:22:57,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:22:57,941 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:22:57,942 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:22:57,946 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:22:57,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:22:57,951 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:22:57,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:22:57,952 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:22:57,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:22:57,954 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:22:57,955 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:22:57,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:22:57,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:22:57,956 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:22:57,957 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:22:57,958 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:22:57,958 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:22:57,959 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:22:57,959 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:22:57,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:22:57,960 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:22:57,960 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:22:57,962 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-12 22:22:58,005 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:22:58,005 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:22:58,006 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:22:58,007 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:22:58,007 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:22:58,007 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:22:58,014 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:22:58,014 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 22:22:58,014 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:22:58,014 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:22:58,016 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 22:22:58,016 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 22:22:58,016 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:22:58,016 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 22:22:58,017 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 22:22:58,017 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 22:22:58,018 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:22:58,018 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 22:22:58,018 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 22:22:58,019 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 22:22:58,019 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:22:58,019 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:22:58,019 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:22:58,020 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:22:58,020 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:22:58,020 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 22:22:58,020 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:22:58,021 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:22:58,021 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:22:58,022 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:22:58,023 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:22:58,023 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:22:58,024 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:22:58,024 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:22:58,024 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:22:58,024 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 22:22:58,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 22:22:58,025 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:22:58,025 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:22:58,025 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:22:58,025 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 927ba4bbc407d86d49f8c0c482f4d99615e4b9cfb234e0c1296c1a2ebbff5062 [2021-11-12 22:22:58,331 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:22:58,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:22:58,375 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:22:58,376 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:22:58,377 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:22:58,378 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/eca-rers2012/Problem04_label51.c [2021-11-12 22:22:58,451 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/data/3460b3db1/57ff73f73e2a4208bc46fc25476bb2f3/FLAGad9acb8d4 [2021-11-12 22:22:59,363 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:22:59,365 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/sv-benchmarks/c/eca-rers2012/Problem04_label51.c [2021-11-12 22:22:59,405 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/data/3460b3db1/57ff73f73e2a4208bc46fc25476bb2f3/FLAGad9acb8d4 [2021-11-12 22:22:59,813 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/data/3460b3db1/57ff73f73e2a4208bc46fc25476bb2f3 [2021-11-12 22:22:59,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:22:59,820 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:22:59,823 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:22:59,823 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:22:59,827 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:22:59,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:22:59" (1/1) ... [2021-11-12 22:22:59,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f54b58f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:22:59, skipping insertion in model container [2021-11-12 22:22:59,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:22:59" (1/1) ... [2021-11-12 22:22:59,836 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:22:59,995 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:23:01,315 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/sv-benchmarks/c/eca-rers2012/Problem04_label51.c[180599,180612] [2021-11-12 22:23:01,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:23:01,346 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 22:23:02,140 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/sv-benchmarks/c/eca-rers2012/Problem04_label51.c[180599,180612] [2021-11-12 22:23:02,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:23:02,176 INFO L208 MainTranslator]: Completed translation [2021-11-12 22:23:02,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:23:02 WrapperNode [2021-11-12 22:23:02,177 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:23:02,178 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 22:23:02,178 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 22:23:02,178 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 22:23:02,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:23:02" (1/1) ... [2021-11-12 22:23:02,253 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:23:02" (1/1) ... [2021-11-12 22:23:02,499 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 22:23:02,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 22:23:02,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 22:23:02,502 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 22:23:02,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:23:02" (1/1) ... [2021-11-12 22:23:02,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:23:02" (1/1) ... [2021-11-12 22:23:02,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:23:02" (1/1) ... [2021-11-12 22:23:02,541 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:23:02" (1/1) ... [2021-11-12 22:23:02,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:23:02" (1/1) ... [2021-11-12 22:23:02,752 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:23:02" (1/1) ... [2021-11-12 22:23:02,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:23:02" (1/1) ... [2021-11-12 22:23:02,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 22:23:02,836 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 22:23:02,836 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 22:23:02,836 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 22:23:02,837 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:23:02" (1/1) ... [2021-11-12 22:23:02,844 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:23:02,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:23:02,871 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 22:23:02,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 22:23:02,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-12 22:23:02,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 22:23:02,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 22:23:02,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 22:23:07,255 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 22:23:07,256 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-12 22:23:07,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:23:07 BoogieIcfgContainer [2021-11-12 22:23:07,260 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 22:23:07,262 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 22:23:07,262 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 22:23:07,266 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 22:23:07,266 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 10:22:59" (1/3) ... [2021-11-12 22:23:07,267 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bf79a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:23:07, skipping insertion in model container [2021-11-12 22:23:07,267 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:23:02" (2/3) ... [2021-11-12 22:23:07,267 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bf79a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:23:07, skipping insertion in model container [2021-11-12 22:23:07,267 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:23:07" (3/3) ... [2021-11-12 22:23:07,269 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem04_label51.c [2021-11-12 22:23:07,274 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 22:23:07,274 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-12 22:23:07,329 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 22:23:07,335 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=FINITE_AUTOMATA, 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 [2021-11-12 22:23:07,335 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-12 22:23:07,368 INFO L276 IsEmpty]: Start isEmpty. Operand has 763 states, 761 states have (on average 1.9908015768725362) internal successors, (1515), 762 states have internal predecessors, (1515), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:07,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2021-11-12 22:23:07,406 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:23:07,408 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:23:07,408 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:23:07,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:23:07,414 INFO L85 PathProgramCache]: Analyzing trace with hash 2067698509, now seen corresponding path program 1 times [2021-11-12 22:23:07,424 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:23:07,425 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133871837] [2021-11-12 22:23:07,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:23:07,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:23:07,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:23:09,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:23:09,172 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:23:09,173 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133871837] [2021-11-12 22:23:09,173 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133871837] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:23:09,173 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:23:09,174 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-12 22:23:09,175 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519865817] [2021-11-12 22:23:09,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:23:09,184 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 22:23:09,184 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:23:09,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 22:23:09,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-12 22:23:09,225 INFO L87 Difference]: Start difference. First operand has 763 states, 761 states have (on average 1.9908015768725362) internal successors, (1515), 762 states have internal predecessors, (1515), 0 states have call successors, (0), 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 188.75) internal successors, (755), 3 states have internal predecessors, (755), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:16,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:23:16,530 INFO L93 Difference]: Finished difference Result 3802 states and 7561 transitions. [2021-11-12 22:23:16,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 22:23:16,533 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 188.75) internal successors, (755), 3 states have internal predecessors, (755), 0 states have call successors, (0), 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 755 [2021-11-12 22:23:16,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:23:16,569 INFO L225 Difference]: With dead ends: 3802 [2021-11-12 22:23:16,569 INFO L226 Difference]: Without dead ends: 3032 [2021-11-12 22:23:16,576 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-12 22:23:16,579 INFO L933 BasicCegarLoop]: 184 mSDtfsCounter, 1645 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 4921 mSolverCounterSat, 1869 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5602.48ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1645 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 6790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 53.39ms SdHoareTripleChecker+Time, 1869 IncrementalHoareTripleChecker+Valid, 4921 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6935.72ms IncrementalHoareTripleChecker+Time [2021-11-12 22:23:16,581 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1645 Valid, 209 Invalid, 6790 Unknown, 0 Unchecked, 53.39ms Time], IncrementalHoareTripleChecker [1869 Valid, 4921 Invalid, 0 Unknown, 0 Unchecked, 6935.72ms Time] [2021-11-12 22:23:16,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3032 states. [2021-11-12 22:23:16,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3032 to 2277. [2021-11-12 22:23:16,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2277 states, 2276 states have (on average 1.5909490333919156) internal successors, (3621), 2276 states have internal predecessors, (3621), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:16,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 2277 states and 3621 transitions. [2021-11-12 22:23:16,712 INFO L78 Accepts]: Start accepts. Automaton has 2277 states and 3621 transitions. Word has length 755 [2021-11-12 22:23:16,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:23:16,714 INFO L470 AbstractCegarLoop]: Abstraction has 2277 states and 3621 transitions. [2021-11-12 22:23:16,714 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 188.75) internal successors, (755), 3 states have internal predecessors, (755), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:16,715 INFO L276 IsEmpty]: Start isEmpty. Operand 2277 states and 3621 transitions. [2021-11-12 22:23:16,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 775 [2021-11-12 22:23:16,738 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:23:16,738 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:23:16,739 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-12 22:23:16,739 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:23:16,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:23:16,740 INFO L85 PathProgramCache]: Analyzing trace with hash -327818734, now seen corresponding path program 1 times [2021-11-12 22:23:16,741 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:23:16,741 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601117041] [2021-11-12 22:23:16,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:23:16,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:23:16,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:23:17,197 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 22:23:17,197 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:23:17,198 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601117041] [2021-11-12 22:23:17,198 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [601117041] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:23:17,199 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:23:17,199 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-12 22:23:17,200 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232511467] [2021-11-12 22:23:17,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:23:17,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 22:23:17,203 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:23:17,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 22:23:17,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 22:23:17,206 INFO L87 Difference]: Start difference. First operand 2277 states and 3621 transitions. Second operand has 4 states, 4 states have (on average 193.5) internal successors, (774), 3 states have internal predecessors, (774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:22,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:23:22,473 INFO L93 Difference]: Finished difference Result 7585 states and 12939 transitions. [2021-11-12 22:23:22,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 22:23:22,474 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 193.5) internal successors, (774), 3 states have internal predecessors, (774), 0 states have call successors, (0), 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 774 [2021-11-12 22:23:22,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:23:22,511 INFO L225 Difference]: With dead ends: 7585 [2021-11-12 22:23:22,511 INFO L226 Difference]: Without dead ends: 5309 [2021-11-12 22:23:22,515 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 [2021-11-12 22:23:22,517 INFO L933 BasicCegarLoop]: 512 mSDtfsCounter, 1567 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 4747 mSolverCounterSat, 1531 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4115.39ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1567 SdHoareTripleChecker+Valid, 528 SdHoareTripleChecker+Invalid, 6278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 33.13ms SdHoareTripleChecker+Time, 1531 IncrementalHoareTripleChecker+Valid, 4747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5058.71ms IncrementalHoareTripleChecker+Time [2021-11-12 22:23:22,517 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1567 Valid, 528 Invalid, 6278 Unknown, 0 Unchecked, 33.13ms Time], IncrementalHoareTripleChecker [1531 Valid, 4747 Invalid, 0 Unknown, 0 Unchecked, 5058.71ms Time] [2021-11-12 22:23:22,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5309 states. [2021-11-12 22:23:22,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5309 to 5309. [2021-11-12 22:23:22,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5309 states, 5308 states have (on average 1.4851168048229089) internal successors, (7883), 5308 states have internal predecessors, (7883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:22,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5309 states to 5309 states and 7883 transitions. [2021-11-12 22:23:22,680 INFO L78 Accepts]: Start accepts. Automaton has 5309 states and 7883 transitions. Word has length 774 [2021-11-12 22:23:22,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:23:22,683 INFO L470 AbstractCegarLoop]: Abstraction has 5309 states and 7883 transitions. [2021-11-12 22:23:22,683 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 193.5) internal successors, (774), 3 states have internal predecessors, (774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:22,684 INFO L276 IsEmpty]: Start isEmpty. Operand 5309 states and 7883 transitions. [2021-11-12 22:23:22,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 792 [2021-11-12 22:23:22,721 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:23:22,722 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:23:22,722 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-12 22:23:22,722 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:23:22,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:23:22,725 INFO L85 PathProgramCache]: Analyzing trace with hash 1594380930, now seen corresponding path program 1 times [2021-11-12 22:23:22,726 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:23:22,727 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835277111] [2021-11-12 22:23:22,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:23:22,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:23:22,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:23:23,032 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-12 22:23:23,032 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:23:23,032 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835277111] [2021-11-12 22:23:23,033 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [835277111] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:23:23,033 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:23:23,034 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-12 22:23:23,034 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337112590] [2021-11-12 22:23:23,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:23:23,035 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 22:23:23,036 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:23:23,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 22:23:23,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 22:23:23,037 INFO L87 Difference]: Start difference. First operand 5309 states and 7883 transitions. Second operand has 3 states, 3 states have (on average 257.6666666666667) internal successors, (773), 2 states have internal predecessors, (773), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:25,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:23:25,746 INFO L93 Difference]: Finished difference Result 15165 states and 22876 transitions. [2021-11-12 22:23:25,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 22:23:25,748 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 257.6666666666667) internal successors, (773), 2 states have internal predecessors, (773), 0 states have call successors, (0), 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 791 [2021-11-12 22:23:25,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:23:25,802 INFO L225 Difference]: With dead ends: 15165 [2021-11-12 22:23:25,802 INFO L226 Difference]: Without dead ends: 9857 [2021-11-12 22:23:25,810 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 [2021-11-12 22:23:25,811 INFO L933 BasicCegarLoop]: 488 mSDtfsCounter, 925 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1968 mSolverCounterSat, 1077 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2096.97ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 925 SdHoareTripleChecker+Valid, 495 SdHoareTripleChecker+Invalid, 3045 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 7.28ms SdHoareTripleChecker+Time, 1077 IncrementalHoareTripleChecker+Valid, 1968 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2602.06ms IncrementalHoareTripleChecker+Time [2021-11-12 22:23:25,812 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [925 Valid, 495 Invalid, 3045 Unknown, 0 Unchecked, 7.28ms Time], IncrementalHoareTripleChecker [1077 Valid, 1968 Invalid, 0 Unknown, 0 Unchecked, 2602.06ms Time] [2021-11-12 22:23:25,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9857 states. [2021-11-12 22:23:26,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9857 to 9857. [2021-11-12 22:23:26,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9857 states, 9856 states have (on average 1.3610998376623376) internal successors, (13415), 9856 states have internal predecessors, (13415), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:26,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9857 states to 9857 states and 13415 transitions. [2021-11-12 22:23:26,129 INFO L78 Accepts]: Start accepts. Automaton has 9857 states and 13415 transitions. Word has length 791 [2021-11-12 22:23:26,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:23:26,129 INFO L470 AbstractCegarLoop]: Abstraction has 9857 states and 13415 transitions. [2021-11-12 22:23:26,130 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 257.6666666666667) internal successors, (773), 2 states have internal predecessors, (773), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:26,130 INFO L276 IsEmpty]: Start isEmpty. Operand 9857 states and 13415 transitions. [2021-11-12 22:23:26,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 805 [2021-11-12 22:23:26,179 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:23:26,180 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:23:26,181 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-12 22:23:26,181 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:23:26,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:23:26,183 INFO L85 PathProgramCache]: Analyzing trace with hash -821872495, now seen corresponding path program 1 times [2021-11-12 22:23:26,183 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:23:26,183 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046790811] [2021-11-12 22:23:26,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:23:26,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:23:26,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:23:26,440 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-12 22:23:26,440 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:23:26,440 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046790811] [2021-11-12 22:23:26,441 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046790811] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:23:26,441 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:23:26,441 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-12 22:23:26,441 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766715907] [2021-11-12 22:23:26,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:23:26,443 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 22:23:26,443 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:23:26,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 22:23:26,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 22:23:26,444 INFO L87 Difference]: Start difference. First operand 9857 states and 13415 transitions. Second operand has 3 states, 3 states have (on average 260.0) internal successors, (780), 2 states have internal predecessors, (780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:29,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:23:29,201 INFO L93 Difference]: Finished difference Result 22745 states and 31722 transitions. [2021-11-12 22:23:29,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 22:23:29,202 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 260.0) internal successors, (780), 2 states have internal predecessors, (780), 0 states have call successors, (0), 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 804 [2021-11-12 22:23:29,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:23:29,248 INFO L225 Difference]: With dead ends: 22745 [2021-11-12 22:23:29,248 INFO L226 Difference]: Without dead ends: 12889 [2021-11-12 22:23:29,261 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 [2021-11-12 22:23:29,262 INFO L933 BasicCegarLoop]: 202 mSDtfsCounter, 916 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 2163 mSolverCounterSat, 1166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2121.90ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 916 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 3329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 7.28ms SdHoareTripleChecker+Time, 1166 IncrementalHoareTripleChecker+Valid, 2163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2623.75ms IncrementalHoareTripleChecker+Time [2021-11-12 22:23:29,263 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [916 Valid, 209 Invalid, 3329 Unknown, 0 Unchecked, 7.28ms Time], IncrementalHoareTripleChecker [1166 Valid, 2163 Invalid, 0 Unknown, 0 Unchecked, 2623.75ms Time] [2021-11-12 22:23:29,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12889 states. [2021-11-12 22:23:29,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12889 to 12889. [2021-11-12 22:23:29,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12889 states, 12888 states have (on average 1.3627405338299192) internal successors, (17563), 12888 states have internal predecessors, (17563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:29,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12889 states to 12889 states and 17563 transitions. [2021-11-12 22:23:29,665 INFO L78 Accepts]: Start accepts. Automaton has 12889 states and 17563 transitions. Word has length 804 [2021-11-12 22:23:29,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:23:29,666 INFO L470 AbstractCegarLoop]: Abstraction has 12889 states and 17563 transitions. [2021-11-12 22:23:29,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 260.0) internal successors, (780), 2 states have internal predecessors, (780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:29,667 INFO L276 IsEmpty]: Start isEmpty. Operand 12889 states and 17563 transitions. [2021-11-12 22:23:29,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 880 [2021-11-12 22:23:29,708 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:23:29,709 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:23:29,709 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-12 22:23:29,710 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:23:29,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:23:29,712 INFO L85 PathProgramCache]: Analyzing trace with hash -1351045238, now seen corresponding path program 1 times [2021-11-12 22:23:29,712 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:23:29,712 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862326928] [2021-11-12 22:23:29,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:23:29,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:23:29,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:23:30,090 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-12 22:23:30,091 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:23:30,091 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862326928] [2021-11-12 22:23:30,091 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862326928] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:23:30,091 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:23:30,092 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-12 22:23:30,092 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645803522] [2021-11-12 22:23:30,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:23:30,094 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 22:23:30,095 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:23:30,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 22:23:30,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 22:23:30,096 INFO L87 Difference]: Start difference. First operand 12889 states and 17563 transitions. Second operand has 3 states, 3 states have (on average 280.3333333333333) internal successors, (841), 3 states have internal predecessors, (841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:32,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:23:32,912 INFO L93 Difference]: Finished difference Result 37905 states and 51916 transitions. [2021-11-12 22:23:32,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 22:23:32,926 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 280.3333333333333) internal successors, (841), 3 states have internal predecessors, (841), 0 states have call successors, (0), 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 879 [2021-11-12 22:23:32,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:23:32,977 INFO L225 Difference]: With dead ends: 37905 [2021-11-12 22:23:32,977 INFO L226 Difference]: Without dead ends: 25017 [2021-11-12 22:23:32,994 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 [2021-11-12 22:23:32,999 INFO L933 BasicCegarLoop]: 1373 mSDtfsCounter, 695 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 2262 mSolverCounterSat, 936 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2123.83ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 695 SdHoareTripleChecker+Valid, 1380 SdHoareTripleChecker+Invalid, 3198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 8.15ms SdHoareTripleChecker+Time, 936 IncrementalHoareTripleChecker+Valid, 2262 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2646.30ms IncrementalHoareTripleChecker+Time [2021-11-12 22:23:32,999 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [695 Valid, 1380 Invalid, 3198 Unknown, 0 Unchecked, 8.15ms Time], IncrementalHoareTripleChecker [936 Valid, 2262 Invalid, 0 Unknown, 0 Unchecked, 2646.30ms Time] [2021-11-12 22:23:33,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25017 states. [2021-11-12 22:23:33,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25017 to 25017. [2021-11-12 22:23:33,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25017 states, 25016 states have (on average 1.3185561240805885) internal successors, (32985), 25016 states have internal predecessors, (32985), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:33,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25017 states to 25017 states and 32985 transitions. [2021-11-12 22:23:33,505 INFO L78 Accepts]: Start accepts. Automaton has 25017 states and 32985 transitions. Word has length 879 [2021-11-12 22:23:33,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:23:33,509 INFO L470 AbstractCegarLoop]: Abstraction has 25017 states and 32985 transitions. [2021-11-12 22:23:33,509 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 280.3333333333333) internal successors, (841), 3 states have internal predecessors, (841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:33,509 INFO L276 IsEmpty]: Start isEmpty. Operand 25017 states and 32985 transitions. [2021-11-12 22:23:33,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 932 [2021-11-12 22:23:33,558 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:23:33,559 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:23:33,559 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-12 22:23:33,559 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:23:33,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:23:33,562 INFO L85 PathProgramCache]: Analyzing trace with hash 1800827016, now seen corresponding path program 1 times [2021-11-12 22:23:33,562 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:23:33,562 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943377643] [2021-11-12 22:23:33,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:23:33,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:23:33,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:23:33,959 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 235 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-12 22:23:33,959 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:23:33,960 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943377643] [2021-11-12 22:23:33,960 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943377643] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:23:33,961 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:23:33,961 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-12 22:23:33,961 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462977381] [2021-11-12 22:23:33,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:23:33,963 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 22:23:33,963 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:23:33,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 22:23:33,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 22:23:33,964 INFO L87 Difference]: Start difference. First operand 25017 states and 32985 transitions. Second operand has 3 states, 3 states have (on average 298.3333333333333) internal successors, (895), 3 states have internal predecessors, (895), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:36,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:23:36,857 INFO L93 Difference]: Finished difference Result 50033 states and 65969 transitions. [2021-11-12 22:23:36,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 22:23:36,858 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 298.3333333333333) internal successors, (895), 3 states have internal predecessors, (895), 0 states have call successors, (0), 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 931 [2021-11-12 22:23:36,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:23:36,900 INFO L225 Difference]: With dead ends: 50033 [2021-11-12 22:23:36,901 INFO L226 Difference]: Without dead ends: 25017 [2021-11-12 22:23:36,923 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 [2021-11-12 22:23:36,924 INFO L933 BasicCegarLoop]: 1055 mSDtfsCounter, 780 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 2751 mSolverCounterSat, 325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2222.94ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 780 SdHoareTripleChecker+Valid, 1061 SdHoareTripleChecker+Invalid, 3076 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.21ms SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 2751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2692.62ms IncrementalHoareTripleChecker+Time [2021-11-12 22:23:36,924 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [780 Valid, 1061 Invalid, 3076 Unknown, 0 Unchecked, 9.21ms Time], IncrementalHoareTripleChecker [325 Valid, 2751 Invalid, 0 Unknown, 0 Unchecked, 2692.62ms Time] [2021-11-12 22:23:36,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25017 states. [2021-11-12 22:23:37,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25017 to 25017. [2021-11-12 22:23:37,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25017 states, 25016 states have (on average 1.2686680524464342) internal successors, (31737), 25016 states have internal predecessors, (31737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:37,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25017 states to 25017 states and 31737 transitions. [2021-11-12 22:23:37,301 INFO L78 Accepts]: Start accepts. Automaton has 25017 states and 31737 transitions. Word has length 931 [2021-11-12 22:23:37,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:23:37,302 INFO L470 AbstractCegarLoop]: Abstraction has 25017 states and 31737 transitions. [2021-11-12 22:23:37,303 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 298.3333333333333) internal successors, (895), 3 states have internal predecessors, (895), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:37,303 INFO L276 IsEmpty]: Start isEmpty. Operand 25017 states and 31737 transitions. [2021-11-12 22:23:37,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 959 [2021-11-12 22:23:37,348 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:23:37,350 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:23:37,350 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-12 22:23:37,350 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:23:37,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:23:37,351 INFO L85 PathProgramCache]: Analyzing trace with hash -110987671, now seen corresponding path program 1 times [2021-11-12 22:23:37,351 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:23:37,351 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010891487] [2021-11-12 22:23:37,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:23:37,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:23:37,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:23:37,700 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-12 22:23:37,700 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:23:37,700 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010891487] [2021-11-12 22:23:37,700 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1010891487] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:23:37,700 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:23:37,701 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-12 22:23:37,701 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472053546] [2021-11-12 22:23:37,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:23:37,702 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 22:23:37,703 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:23:37,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 22:23:37,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 22:23:37,704 INFO L87 Difference]: Start difference. First operand 25017 states and 31737 transitions. Second operand has 3 states, 3 states have (on average 300.3333333333333) internal successors, (901), 2 states have internal predecessors, (901), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:40,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:23:40,569 INFO L93 Difference]: Finished difference Result 71257 states and 90974 transitions. [2021-11-12 22:23:40,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 22:23:40,569 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 300.3333333333333) internal successors, (901), 2 states have internal predecessors, (901), 0 states have call successors, (0), 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 958 [2021-11-12 22:23:40,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:23:40,627 INFO L225 Difference]: With dead ends: 71257 [2021-11-12 22:23:40,628 INFO L226 Difference]: Without dead ends: 46241 [2021-11-12 22:23:40,659 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 [2021-11-12 22:23:40,662 INFO L933 BasicCegarLoop]: 542 mSDtfsCounter, 819 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1953 mSolverCounterSat, 1063 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2008.94ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 819 SdHoareTripleChecker+Valid, 548 SdHoareTripleChecker+Invalid, 3016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 7.08ms SdHoareTripleChecker+Time, 1063 IncrementalHoareTripleChecker+Valid, 1953 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2606.06ms IncrementalHoareTripleChecker+Time [2021-11-12 22:23:40,662 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [819 Valid, 548 Invalid, 3016 Unknown, 0 Unchecked, 7.08ms Time], IncrementalHoareTripleChecker [1063 Valid, 1953 Invalid, 0 Unknown, 0 Unchecked, 2606.06ms Time] [2021-11-12 22:23:40,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46241 states. [2021-11-12 22:23:41,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46241 to 35629. [2021-11-12 22:23:41,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35629 states, 35628 states have (on average 1.2354889412821377) internal successors, (44018), 35628 states have internal predecessors, (44018), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:41,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35629 states to 35629 states and 44018 transitions. [2021-11-12 22:23:41,410 INFO L78 Accepts]: Start accepts. Automaton has 35629 states and 44018 transitions. Word has length 958 [2021-11-12 22:23:41,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:23:41,411 INFO L470 AbstractCegarLoop]: Abstraction has 35629 states and 44018 transitions. [2021-11-12 22:23:41,412 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 300.3333333333333) internal successors, (901), 2 states have internal predecessors, (901), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:41,412 INFO L276 IsEmpty]: Start isEmpty. Operand 35629 states and 44018 transitions. [2021-11-12 22:23:41,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1005 [2021-11-12 22:23:41,464 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:23:41,468 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:23:41,469 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-12 22:23:41,469 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:23:41,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:23:41,471 INFO L85 PathProgramCache]: Analyzing trace with hash -1628966664, now seen corresponding path program 1 times [2021-11-12 22:23:41,471 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:23:41,471 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001881900] [2021-11-12 22:23:41,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:23:41,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:23:41,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:23:41,796 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 209 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2021-11-12 22:23:41,797 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:23:41,797 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001881900] [2021-11-12 22:23:41,797 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001881900] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:23:41,797 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:23:41,798 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-12 22:23:41,798 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028726569] [2021-11-12 22:23:41,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:23:41,799 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 22:23:41,799 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:23:41,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 22:23:41,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 22:23:41,800 INFO L87 Difference]: Start difference. First operand 35629 states and 44018 transitions. Second operand has 3 states, 3 states have (on average 269.0) internal successors, (807), 2 states have internal predecessors, (807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:44,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:23:44,714 INFO L93 Difference]: Finished difference Result 91723 states and 112257 transitions. [2021-11-12 22:23:44,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 22:23:44,715 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 269.0) internal successors, (807), 2 states have internal predecessors, (807), 0 states have call successors, (0), 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 1004 [2021-11-12 22:23:44,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:23:44,773 INFO L225 Difference]: With dead ends: 91723 [2021-11-12 22:23:44,773 INFO L226 Difference]: Without dead ends: 56095 [2021-11-12 22:23:44,792 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 [2021-11-12 22:23:44,792 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 927 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 2049 mSolverCounterSat, 999 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2172.89ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 927 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 3048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 7.23ms SdHoareTripleChecker+Time, 999 IncrementalHoareTripleChecker+Valid, 2049 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2640.35ms IncrementalHoareTripleChecker+Time [2021-11-12 22:23:44,793 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [927 Valid, 313 Invalid, 3048 Unknown, 0 Unchecked, 7.23ms Time], IncrementalHoareTripleChecker [999 Valid, 2049 Invalid, 0 Unknown, 0 Unchecked, 2640.35ms Time] [2021-11-12 22:23:44,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56095 states. [2021-11-12 22:23:45,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56095 to 54579. [2021-11-12 22:23:45,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54579 states, 54578 states have (on average 1.1566931730733996) internal successors, (63130), 54578 states have internal predecessors, (63130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:45,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54579 states to 54579 states and 63130 transitions. [2021-11-12 22:23:45,624 INFO L78 Accepts]: Start accepts. Automaton has 54579 states and 63130 transitions. Word has length 1004 [2021-11-12 22:23:45,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:23:45,624 INFO L470 AbstractCegarLoop]: Abstraction has 54579 states and 63130 transitions. [2021-11-12 22:23:45,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 269.0) internal successors, (807), 2 states have internal predecessors, (807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:45,625 INFO L276 IsEmpty]: Start isEmpty. Operand 54579 states and 63130 transitions. [2021-11-12 22:23:45,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1151 [2021-11-12 22:23:45,673 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:23:45,674 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:23:45,674 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-12 22:23:45,675 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:23:45,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:23:45,675 INFO L85 PathProgramCache]: Analyzing trace with hash -727076159, now seen corresponding path program 1 times [2021-11-12 22:23:45,676 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:23:45,676 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682505833] [2021-11-12 22:23:45,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:23:45,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:23:46,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:23:46,430 INFO L134 CoverageAnalysis]: Checked inductivity of 866 backedges. 603 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2021-11-12 22:23:46,430 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:23:46,431 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682505833] [2021-11-12 22:23:46,432 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1682505833] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:23:46,432 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:23:46,432 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-12 22:23:46,432 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339870786] [2021-11-12 22:23:46,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:23:46,434 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 22:23:46,435 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:23:46,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 22:23:46,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 22:23:46,438 INFO L87 Difference]: Start difference. First operand 54579 states and 63130 transitions. Second operand has 3 states, 3 states have (on average 317.6666666666667) internal successors, (953), 3 states have internal predecessors, (953), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:49,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:23:49,070 INFO L93 Difference]: Finished difference Result 111431 states and 128665 transitions. [2021-11-12 22:23:49,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 22:23:49,071 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 317.6666666666667) internal successors, (953), 3 states have internal predecessors, (953), 0 states have call successors, (0), 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 1150 [2021-11-12 22:23:49,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:23:49,123 INFO L225 Difference]: With dead ends: 111431 [2021-11-12 22:23:49,123 INFO L226 Difference]: Without dead ends: 56853 [2021-11-12 22:23:49,155 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 [2021-11-12 22:23:49,156 INFO L933 BasicCegarLoop]: 1513 mSDtfsCounter, 713 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1804 mSolverCounterSat, 591 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1732.32ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 713 SdHoareTripleChecker+Valid, 1520 SdHoareTripleChecker+Invalid, 2395 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.60ms SdHoareTripleChecker+Time, 591 IncrementalHoareTripleChecker+Valid, 1804 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2171.97ms IncrementalHoareTripleChecker+Time [2021-11-12 22:23:49,157 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [713 Valid, 1520 Invalid, 2395 Unknown, 0 Unchecked, 6.60ms Time], IncrementalHoareTripleChecker [591 Valid, 1804 Invalid, 0 Unknown, 0 Unchecked, 2171.97ms Time] [2021-11-12 22:23:49,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56853 states. [2021-11-12 22:23:50,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56853 to 56095. [2021-11-12 22:23:50,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56095 states, 56094 states have (on average 1.1503191072128927) internal successors, (64526), 56094 states have internal predecessors, (64526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:50,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56095 states to 56095 states and 64526 transitions. [2021-11-12 22:23:50,120 INFO L78 Accepts]: Start accepts. Automaton has 56095 states and 64526 transitions. Word has length 1150 [2021-11-12 22:23:50,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:23:50,121 INFO L470 AbstractCegarLoop]: Abstraction has 56095 states and 64526 transitions. [2021-11-12 22:23:50,121 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 317.6666666666667) internal successors, (953), 3 states have internal predecessors, (953), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:50,121 INFO L276 IsEmpty]: Start isEmpty. Operand 56095 states and 64526 transitions. [2021-11-12 22:23:50,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1192 [2021-11-12 22:23:50,402 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:23:50,404 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:23:50,404 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-12 22:23:50,408 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:23:50,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:23:50,409 INFO L85 PathProgramCache]: Analyzing trace with hash -1853556190, now seen corresponding path program 1 times [2021-11-12 22:23:50,409 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:23:50,409 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363717688] [2021-11-12 22:23:50,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:23:50,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:23:50,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:23:51,031 INFO L134 CoverageAnalysis]: Checked inductivity of 892 backedges. 658 proven. 0 refuted. 0 times theorem prover too weak. 234 trivial. 0 not checked. [2021-11-12 22:23:51,031 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:23:51,031 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363717688] [2021-11-12 22:23:51,032 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1363717688] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:23:51,032 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:23:51,032 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-12 22:23:51,033 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768110136] [2021-11-12 22:23:51,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:23:51,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 22:23:51,035 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:23:51,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 22:23:51,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 22:23:51,036 INFO L87 Difference]: Start difference. First operand 56095 states and 64526 transitions. Second operand has 3 states, 3 states have (on average 328.0) internal successors, (984), 3 states have internal predecessors, (984), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:53,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:23:53,947 INFO L93 Difference]: Finished difference Result 128865 states and 149171 transitions. [2021-11-12 22:23:53,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 22:23:53,947 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 328.0) internal successors, (984), 3 states have internal predecessors, (984), 0 states have call successors, (0), 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 1191 [2021-11-12 22:23:53,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:23:54,008 INFO L225 Difference]: With dead ends: 128865 [2021-11-12 22:23:54,008 INFO L226 Difference]: Without dead ends: 72771 [2021-11-12 22:23:54,032 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 [2021-11-12 22:23:54,033 INFO L933 BasicCegarLoop]: 1375 mSDtfsCounter, 736 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1990 mSolverCounterSat, 892 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2004.38ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 736 SdHoareTripleChecker+Valid, 1382 SdHoareTripleChecker+Invalid, 2882 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 8.05ms SdHoareTripleChecker+Time, 892 IncrementalHoareTripleChecker+Valid, 1990 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2562.73ms IncrementalHoareTripleChecker+Time [2021-11-12 22:23:54,034 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [736 Valid, 1382 Invalid, 2882 Unknown, 0 Unchecked, 8.05ms Time], IncrementalHoareTripleChecker [892 Valid, 1990 Invalid, 0 Unknown, 0 Unchecked, 2562.73ms Time] [2021-11-12 22:23:54,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72771 states. [2021-11-12 22:23:54,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72771 to 71255. [2021-11-12 22:23:54,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71255 states, 71254 states have (on average 1.1409885760799394) internal successors, (81300), 71254 states have internal predecessors, (81300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:54,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71255 states to 71255 states and 81300 transitions. [2021-11-12 22:23:54,930 INFO L78 Accepts]: Start accepts. Automaton has 71255 states and 81300 transitions. Word has length 1191 [2021-11-12 22:23:54,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:23:54,930 INFO L470 AbstractCegarLoop]: Abstraction has 71255 states and 81300 transitions. [2021-11-12 22:23:54,930 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 328.0) internal successors, (984), 3 states have internal predecessors, (984), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:54,931 INFO L276 IsEmpty]: Start isEmpty. Operand 71255 states and 81300 transitions. [2021-11-12 22:23:55,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1228 [2021-11-12 22:23:55,241 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:23:55,242 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:23:55,243 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-12 22:23:55,243 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:23:55,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:23:55,245 INFO L85 PathProgramCache]: Analyzing trace with hash 1625286972, now seen corresponding path program 1 times [2021-11-12 22:23:55,245 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:23:55,246 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868927322] [2021-11-12 22:23:55,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:23:55,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:23:55,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:23:55,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1213 backedges. 834 proven. 0 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2021-11-12 22:23:55,836 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:23:55,837 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868927322] [2021-11-12 22:23:55,837 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868927322] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:23:55,837 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:23:55,837 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-12 22:23:55,838 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427520283] [2021-11-12 22:23:55,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:23:55,839 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 22:23:55,840 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:23:55,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 22:23:55,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 22:23:55,841 INFO L87 Difference]: Start difference. First operand 71255 states and 81300 transitions. Second operand has 3 states, 3 states have (on average 309.6666666666667) internal successors, (929), 3 states have internal predecessors, (929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:58,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:23:58,660 INFO L93 Difference]: Finished difference Result 143267 states and 163375 transitions. [2021-11-12 22:23:58,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 22:23:58,661 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 309.6666666666667) internal successors, (929), 3 states have internal predecessors, (929), 0 states have call successors, (0), 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 1227 [2021-11-12 22:23:58,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:23:58,724 INFO L225 Difference]: With dead ends: 143267 [2021-11-12 22:23:58,724 INFO L226 Difference]: Without dead ends: 72013 [2021-11-12 22:23:58,750 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 [2021-11-12 22:23:58,751 INFO L933 BasicCegarLoop]: 640 mSDtfsCounter, 774 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1904 mSolverCounterSat, 588 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1732.79ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 774 SdHoareTripleChecker+Valid, 647 SdHoareTripleChecker+Invalid, 2492 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.27ms SdHoareTripleChecker+Time, 588 IncrementalHoareTripleChecker+Valid, 1904 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2138.71ms IncrementalHoareTripleChecker+Time [2021-11-12 22:23:58,751 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [774 Valid, 647 Invalid, 2492 Unknown, 0 Unchecked, 6.27ms Time], IncrementalHoareTripleChecker [588 Valid, 1904 Invalid, 0 Unknown, 0 Unchecked, 2138.71ms Time] [2021-11-12 22:23:58,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72013 states. [2021-11-12 22:23:59,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72013 to 71255. [2021-11-12 22:23:59,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71255 states, 71254 states have (on average 1.138630813708704) internal successors, (81132), 71254 states have internal predecessors, (81132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:59,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71255 states to 71255 states and 81132 transitions. [2021-11-12 22:23:59,723 INFO L78 Accepts]: Start accepts. Automaton has 71255 states and 81132 transitions. Word has length 1227 [2021-11-12 22:23:59,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:23:59,724 INFO L470 AbstractCegarLoop]: Abstraction has 71255 states and 81132 transitions. [2021-11-12 22:23:59,724 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 309.6666666666667) internal successors, (929), 3 states have internal predecessors, (929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:23:59,724 INFO L276 IsEmpty]: Start isEmpty. Operand 71255 states and 81132 transitions. [2021-11-12 22:23:59,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1349 [2021-11-12 22:23:59,784 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:23:59,785 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:23:59,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-12 22:23:59,786 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:23:59,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:23:59,787 INFO L85 PathProgramCache]: Analyzing trace with hash -1308089733, now seen corresponding path program 1 times [2021-11-12 22:23:59,787 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:23:59,787 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1631971125] [2021-11-12 22:23:59,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:23:59,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:23:59,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:24:00,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1099 backedges. 836 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2021-11-12 22:24:00,733 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:24:00,733 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1631971125] [2021-11-12 22:24:00,733 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1631971125] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:24:00,733 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:24:00,734 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-12 22:24:00,734 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614224613] [2021-11-12 22:24:00,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:24:00,736 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 22:24:00,736 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:24:00,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 22:24:00,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 22:24:00,737 INFO L87 Difference]: Start difference. First operand 71255 states and 81132 transitions. Second operand has 3 states, 3 states have (on average 383.6666666666667) internal successors, (1151), 3 states have internal predecessors, (1151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:24:03,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:24:03,870 INFO L93 Difference]: Finished difference Result 166765 states and 190059 transitions. [2021-11-12 22:24:03,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 22:24:03,871 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 383.6666666666667) internal successors, (1151), 3 states have internal predecessors, (1151), 0 states have call successors, (0), 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 1348 [2021-11-12 22:24:03,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:24:03,951 INFO L225 Difference]: With dead ends: 166765 [2021-11-12 22:24:03,951 INFO L226 Difference]: Without dead ends: 95511 [2021-11-12 22:24:03,979 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 [2021-11-12 22:24:03,979 INFO L933 BasicCegarLoop]: 199 mSDtfsCounter, 749 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 2258 mSolverCounterSat, 1197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2108.37ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 749 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 3455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 7.69ms SdHoareTripleChecker+Time, 1197 IncrementalHoareTripleChecker+Valid, 2258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2608.45ms IncrementalHoareTripleChecker+Time [2021-11-12 22:24:03,980 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [749 Valid, 205 Invalid, 3455 Unknown, 0 Unchecked, 7.69ms Time], IncrementalHoareTripleChecker [1197 Valid, 2258 Invalid, 0 Unknown, 0 Unchecked, 2608.45ms Time] [2021-11-12 22:24:04,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95511 states. [2021-11-12 22:24:05,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95511 to 86415. [2021-11-12 22:24:05,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86415 states, 86414 states have (on average 1.1415974263429536) internal successors, (98650), 86414 states have internal predecessors, (98650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:24:05,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86415 states to 86415 states and 98650 transitions. [2021-11-12 22:24:05,335 INFO L78 Accepts]: Start accepts. Automaton has 86415 states and 98650 transitions. Word has length 1348 [2021-11-12 22:24:05,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:24:05,336 INFO L470 AbstractCegarLoop]: Abstraction has 86415 states and 98650 transitions. [2021-11-12 22:24:05,336 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 383.6666666666667) internal successors, (1151), 3 states have internal predecessors, (1151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:24:05,336 INFO L276 IsEmpty]: Start isEmpty. Operand 86415 states and 98650 transitions. [2021-11-12 22:24:05,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1407 [2021-11-12 22:24:05,411 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:24:05,412 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:24:05,412 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-12 22:24:05,413 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:24:05,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:24:05,414 INFO L85 PathProgramCache]: Analyzing trace with hash -85006862, now seen corresponding path program 1 times [2021-11-12 22:24:05,414 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:24:05,414 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671605732] [2021-11-12 22:24:05,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:24:05,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:24:05,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:24:06,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1409 backedges. 1096 proven. 0 refuted. 0 times theorem prover too weak. 313 trivial. 0 not checked. [2021-11-12 22:24:06,096 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:24:06,097 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671605732] [2021-11-12 22:24:06,097 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [671605732] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:24:06,097 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:24:06,098 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-12 22:24:06,098 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290909607] [2021-11-12 22:24:06,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:24:06,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 22:24:06,100 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:24:06,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 22:24:06,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 22:24:06,101 INFO L87 Difference]: Start difference. First operand 86415 states and 98650 transitions. Second operand has 3 states, 3 states have (on average 398.0) internal successors, (1194), 3 states have internal predecessors, (1194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:24:09,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:24:09,014 INFO L93 Difference]: Finished difference Result 181925 states and 206797 transitions. [2021-11-12 22:24:09,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 22:24:09,015 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 398.0) internal successors, (1194), 3 states have internal predecessors, (1194), 0 states have call successors, (0), 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 1406 [2021-11-12 22:24:09,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:24:09,105 INFO L225 Difference]: With dead ends: 181925 [2021-11-12 22:24:09,105 INFO L226 Difference]: Without dead ends: 91721 [2021-11-12 22:24:09,146 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 [2021-11-12 22:24:09,147 INFO L933 BasicCegarLoop]: 1338 mSDtfsCounter, 604 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1860 mSolverCounterSat, 694 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1795.93ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 604 SdHoareTripleChecker+Valid, 1344 SdHoareTripleChecker+Invalid, 2554 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.28ms SdHoareTripleChecker+Time, 694 IncrementalHoareTripleChecker+Valid, 1860 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2439.74ms IncrementalHoareTripleChecker+Time [2021-11-12 22:24:09,147 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [604 Valid, 1344 Invalid, 2554 Unknown, 0 Unchecked, 9.28ms Time], IncrementalHoareTripleChecker [694 Valid, 1860 Invalid, 0 Unknown, 0 Unchecked, 2439.74ms Time] [2021-11-12 22:24:09,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91721 states. [2021-11-12 22:24:10,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91721 to 84899. [2021-11-12 22:24:10,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84899 states, 84898 states have (on average 1.1184480199769136) internal successors, (94954), 84898 states have internal predecessors, (94954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:24:10,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84899 states to 84899 states and 94954 transitions. [2021-11-12 22:24:10,552 INFO L78 Accepts]: Start accepts. Automaton has 84899 states and 94954 transitions. Word has length 1406 [2021-11-12 22:24:10,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:24:10,552 INFO L470 AbstractCegarLoop]: Abstraction has 84899 states and 94954 transitions. [2021-11-12 22:24:10,553 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 398.0) internal successors, (1194), 3 states have internal predecessors, (1194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:24:10,553 INFO L276 IsEmpty]: Start isEmpty. Operand 84899 states and 94954 transitions. [2021-11-12 22:24:10,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1416 [2021-11-12 22:24:10,620 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:24:10,621 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-11-12 22:24:10,622 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-12 22:24:10,622 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:24:10,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:24:10,623 INFO L85 PathProgramCache]: Analyzing trace with hash -1661097814, now seen corresponding path program 1 times [2021-11-12 22:24:10,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:24:10,623 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555075929] [2021-11-12 22:24:10,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:24:10,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:24:10,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:24:11,666 INFO L134 CoverageAnalysis]: Checked inductivity of 723 backedges. 699 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-12 22:24:11,666 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:24:11,667 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555075929] [2021-11-12 22:24:11,667 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555075929] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 22:24:11,667 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 22:24:11,667 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-12 22:24:11,668 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2529356] [2021-11-12 22:24:11,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:24:11,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 22:24:11,670 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:24:11,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 22:24:11,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 22:24:11,672 INFO L87 Difference]: Start difference. First operand 84899 states and 94954 transitions. Second operand has 4 states, 4 states have (on average 348.0) internal successors, (1392), 3 states have internal predecessors, (1392), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:24:16,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:24:16,029 INFO L93 Difference]: Finished difference Result 173587 states and 193943 transitions. [2021-11-12 22:24:16,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 22:24:16,030 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 348.0) internal successors, (1392), 3 states have internal predecessors, (1392), 0 states have call successors, (0), 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 1415 [2021-11-12 22:24:16,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:24:16,105 INFO L225 Difference]: With dead ends: 173587 [2021-11-12 22:24:16,105 INFO L226 Difference]: Without dead ends: 88689 [2021-11-12 22:24:16,123 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 [2021-11-12 22:24:16,123 INFO L933 BasicCegarLoop]: 462 mSDtfsCounter, 939 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 3775 mSolverCounterSat, 929 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3124.49ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 939 SdHoareTripleChecker+Valid, 475 SdHoareTripleChecker+Invalid, 4704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 14.20ms SdHoareTripleChecker+Time, 929 IncrementalHoareTripleChecker+Valid, 3775 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3780.37ms IncrementalHoareTripleChecker+Time [2021-11-12 22:24:16,124 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [939 Valid, 475 Invalid, 4704 Unknown, 0 Unchecked, 14.20ms Time], IncrementalHoareTripleChecker [929 Valid, 3775 Invalid, 0 Unknown, 0 Unchecked, 3780.37ms Time] [2021-11-12 22:24:16,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88689 states. [2021-11-12 22:24:17,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88689 to 88689. [2021-11-12 22:24:17,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88689 states, 88688 states have (on average 1.0354050153346563) internal successors, (91828), 88688 states have internal predecessors, (91828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:24:17,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88689 states to 88689 states and 91828 transitions. [2021-11-12 22:24:17,212 INFO L78 Accepts]: Start accepts. Automaton has 88689 states and 91828 transitions. Word has length 1415 [2021-11-12 22:24:17,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:24:17,213 INFO L470 AbstractCegarLoop]: Abstraction has 88689 states and 91828 transitions. [2021-11-12 22:24:17,213 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 348.0) internal successors, (1392), 3 states have internal predecessors, (1392), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:24:17,213 INFO L276 IsEmpty]: Start isEmpty. Operand 88689 states and 91828 transitions. [2021-11-12 22:24:17,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1480 [2021-11-12 22:24:17,269 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:24:17,270 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, 7, 7, 7, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:24:17,270 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-12 22:24:17,270 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:24:17,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:24:17,271 INFO L85 PathProgramCache]: Analyzing trace with hash 365416747, now seen corresponding path program 1 times [2021-11-12 22:24:17,271 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:24:17,271 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161540947] [2021-11-12 22:24:17,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:24:17,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:24:17,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:24:18,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1813 backedges. 1381 proven. 89 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2021-11-12 22:24:18,280 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:24:18,280 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161540947] [2021-11-12 22:24:18,280 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1161540947] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 22:24:18,281 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [231456627] [2021-11-12 22:24:18,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:24:18,290 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:24:18,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:24:18,325 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 22:24:18,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-12 22:24:18,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:24:18,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 1856 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 22:24:18,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:24:21,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1813 backedges. 1105 proven. 0 refuted. 0 times theorem prover too weak. 708 trivial. 0 not checked. [2021-11-12 22:24:21,762 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:24:25,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1813 backedges. 1105 proven. 0 refuted. 0 times theorem prover too weak. 708 trivial. 0 not checked. [2021-11-12 22:24:25,128 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [231456627] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:24:25,128 INFO L186 FreeRefinementEngine]: Found 2 perfect and 1 imperfect interpolant sequences. [2021-11-12 22:24:25,129 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 7 [2021-11-12 22:24:25,133 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857749226] [2021-11-12 22:24:25,133 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:24:25,139 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 22:24:25,139 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:24:25,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 22:24:25,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-12 22:24:25,140 INFO L87 Difference]: Start difference. First operand 88689 states and 91828 transitions. Second operand has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:24:27,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:24:27,224 INFO L93 Difference]: Finished difference Result 176619 states and 182893 transitions. [2021-11-12 22:24:27,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 22:24:27,224 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 0 states have call successors, (0), 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 1479 [2021-11-12 22:24:27,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:24:27,299 INFO L225 Difference]: With dead ends: 176619 [2021-11-12 22:24:27,299 INFO L226 Difference]: Without dead ends: 88689 [2021-11-12 22:24:27,339 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2961 GetRequests, 2955 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-12 22:24:27,340 INFO L933 BasicCegarLoop]: 847 mSDtfsCounter, 136 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1755 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1274.86ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 854 SdHoareTripleChecker+Invalid, 1851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.86ms SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 1755 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1584.50ms IncrementalHoareTripleChecker+Time [2021-11-12 22:24:27,340 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [136 Valid, 854 Invalid, 1851 Unknown, 0 Unchecked, 4.86ms Time], IncrementalHoareTripleChecker [96 Valid, 1755 Invalid, 0 Unknown, 0 Unchecked, 1584.50ms Time] [2021-11-12 22:24:27,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88689 states. [2021-11-12 22:24:28,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88689 to 83383. [2021-11-12 22:24:28,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83383 states, 83382 states have (on average 1.025868892566741) internal successors, (85539), 83382 states have internal predecessors, (85539), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:24:28,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83383 states to 83383 states and 85539 transitions. [2021-11-12 22:24:28,419 INFO L78 Accepts]: Start accepts. Automaton has 83383 states and 85539 transitions. Word has length 1479 [2021-11-12 22:24:28,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:24:28,420 INFO L470 AbstractCegarLoop]: Abstraction has 83383 states and 85539 transitions. [2021-11-12 22:24:28,421 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 329.3333333333333) internal successors, (988), 3 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:24:28,421 INFO L276 IsEmpty]: Start isEmpty. Operand 83383 states and 85539 transitions. [2021-11-12 22:24:29,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3743 [2021-11-12 22:24:29,048 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:24:29,062 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:24:29,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-12 22:24:29,277 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-11-12 22:24:29,278 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:24:29,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:24:29,279 INFO L85 PathProgramCache]: Analyzing trace with hash 1619735302, now seen corresponding path program 1 times [2021-11-12 22:24:29,279 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:24:29,279 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056606313] [2021-11-12 22:24:29,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:24:29,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:24:29,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:24:32,364 INFO L134 CoverageAnalysis]: Checked inductivity of 11383 backedges. 4167 proven. 89 refuted. 0 times theorem prover too weak. 7127 trivial. 0 not checked. [2021-11-12 22:24:32,366 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:24:32,366 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2056606313] [2021-11-12 22:24:32,366 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2056606313] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 22:24:32,367 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1283664556] [2021-11-12 22:24:32,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:24:32,367 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:24:32,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:24:32,369 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 22:24:32,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-12 22:24:33,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:24:33,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 4338 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 22:24:33,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:24:38,943 INFO L134 CoverageAnalysis]: Checked inductivity of 11383 backedges. 6523 proven. 0 refuted. 0 times theorem prover too weak. 4860 trivial. 0 not checked. [2021-11-12 22:24:38,943 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:24:44,243 INFO L134 CoverageAnalysis]: Checked inductivity of 11383 backedges. 6523 proven. 0 refuted. 0 times theorem prover too weak. 4860 trivial. 0 not checked. [2021-11-12 22:24:44,243 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1283664556] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:24:44,243 INFO L186 FreeRefinementEngine]: Found 2 perfect and 1 imperfect interpolant sequences. [2021-11-12 22:24:44,246 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 7 [2021-11-12 22:24:44,246 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212526072] [2021-11-12 22:24:44,246 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:24:44,250 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 22:24:44,251 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:24:44,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 22:24:44,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-12 22:24:44,252 INFO L87 Difference]: Start difference. First operand 83383 states and 85539 transitions. Second operand has 3 states, 3 states have (on average 444.0) internal successors, (1332), 3 states have internal predecessors, (1332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:24:46,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:24:46,261 INFO L93 Difference]: Finished difference Result 184199 states and 189143 transitions. [2021-11-12 22:24:46,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 22:24:46,261 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 444.0) internal successors, (1332), 3 states have internal predecessors, (1332), 0 states have call successors, (0), 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 3742 [2021-11-12 22:24:46,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:24:46,360 INFO L225 Difference]: With dead ends: 184199 [2021-11-12 22:24:46,361 INFO L226 Difference]: Without dead ends: 101575 [2021-11-12 22:24:46,395 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7487 GetRequests, 7481 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-12 22:24:46,396 INFO L933 BasicCegarLoop]: 92 mSDtfsCounter, 574 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 1765 mSolverCounterSat, 250 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1306.17ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 574 SdHoareTripleChecker+Valid, 99 SdHoareTripleChecker+Invalid, 2015 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.30ms SdHoareTripleChecker+Time, 250 IncrementalHoareTripleChecker+Valid, 1765 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1617.30ms IncrementalHoareTripleChecker+Time [2021-11-12 22:24:46,396 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [574 Valid, 99 Invalid, 2015 Unknown, 0 Unchecked, 4.30ms Time], IncrementalHoareTripleChecker [250 Valid, 1765 Invalid, 0 Unknown, 0 Unchecked, 1617.30ms Time] [2021-11-12 22:24:46,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101575 states. [2021-11-12 22:24:47,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101575 to 100059. [2021-11-12 22:24:47,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100059 states, 100058 states have (on average 1.0241559895260748) internal successors, (102475), 100058 states have internal predecessors, (102475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:24:47,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100059 states to 100059 states and 102475 transitions. [2021-11-12 22:24:47,877 INFO L78 Accepts]: Start accepts. Automaton has 100059 states and 102475 transitions. Word has length 3742 [2021-11-12 22:24:47,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:24:47,879 INFO L470 AbstractCegarLoop]: Abstraction has 100059 states and 102475 transitions. [2021-11-12 22:24:47,879 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 444.0) internal successors, (1332), 3 states have internal predecessors, (1332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:24:47,879 INFO L276 IsEmpty]: Start isEmpty. Operand 100059 states and 102475 transitions. [2021-11-12 22:24:48,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5437 [2021-11-12 22:24:48,103 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:24:48,105 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-12 22:24:48,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-12 22:24:48,305 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-11-12 22:24:48,306 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:24:48,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:24:48,309 INFO L85 PathProgramCache]: Analyzing trace with hash 1606460752, now seen corresponding path program 1 times [2021-11-12 22:24:48,309 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 22:24:48,309 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141909445] [2021-11-12 22:24:48,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:24:48,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 22:24:48,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:24:54,032 INFO L134 CoverageAnalysis]: Checked inductivity of 23781 backedges. 6099 proven. 89 refuted. 0 times theorem prover too weak. 17593 trivial. 0 not checked. [2021-11-12 22:24:54,032 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 22:24:54,032 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141909445] [2021-11-12 22:24:54,032 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2141909445] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-12 22:24:54,033 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1640470810] [2021-11-12 22:24:54,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:24:54,034 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-12 22:24:54,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:24:54,050 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-12 22:24:54,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-12 22:24:55,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:24:55,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 6195 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 22:24:55,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:25:02,953 INFO L134 CoverageAnalysis]: Checked inductivity of 23781 backedges. 13062 proven. 0 refuted. 0 times theorem prover too weak. 10719 trivial. 0 not checked. [2021-11-12 22:25:02,954 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:25:10,675 INFO L134 CoverageAnalysis]: Checked inductivity of 23781 backedges. 13062 proven. 0 refuted. 0 times theorem prover too weak. 10719 trivial. 0 not checked. [2021-11-12 22:25:10,675 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1640470810] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 22:25:10,675 INFO L186 FreeRefinementEngine]: Found 2 perfect and 1 imperfect interpolant sequences. [2021-11-12 22:25:10,679 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 7 [2021-11-12 22:25:10,679 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496834643] [2021-11-12 22:25:10,680 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 22:25:10,684 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 22:25:10,684 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 22:25:10,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 22:25:10,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-12 22:25:10,685 INFO L87 Difference]: Start difference. First operand 100059 states and 102475 transitions. Second operand has 3 states, 3 states have (on average 577.6666666666666) internal successors, (1733), 3 states have internal predecessors, (1733), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:25:12,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:25:12,815 INFO L93 Difference]: Finished difference Result 209969 states and 215048 transitions. [2021-11-12 22:25:12,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 22:25:12,815 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 577.6666666666666) internal successors, (1733), 3 states have internal predecessors, (1733), 0 states have call successors, (0), 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 5436 [2021-11-12 22:25:12,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:25:12,816 INFO L225 Difference]: With dead ends: 209969 [2021-11-12 22:25:12,816 INFO L226 Difference]: Without dead ends: 0 [2021-11-12 22:25:12,837 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10875 GetRequests, 10869 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-12 22:25:12,838 INFO L933 BasicCegarLoop]: 934 mSDtfsCounter, 136 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 1894 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1295.31ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 940 SdHoareTripleChecker+Invalid, 2043 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.78ms SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1894 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1597.92ms IncrementalHoareTripleChecker+Time [2021-11-12 22:25:12,838 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [136 Valid, 940 Invalid, 2043 Unknown, 0 Unchecked, 3.78ms Time], IncrementalHoareTripleChecker [149 Valid, 1894 Invalid, 0 Unknown, 0 Unchecked, 1597.92ms Time] [2021-11-12 22:25:12,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-12 22:25:12,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-12 22:25:12,839 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) [2021-11-12 22:25:12,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-12 22:25:12,840 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 5436 [2021-11-12 22:25:12,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:25:12,841 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-12 22:25:12,841 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 577.6666666666666) internal successors, (1733), 3 states have internal predecessors, (1733), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:25:12,841 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-12 22:25:12,842 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-12 22:25:12,844 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-12 22:25:12,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-12 22:25:13,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-11-12 22:25:13,054 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-12 22:25:32,258 INFO L858 garLoopResultBuilder]: For program point L1819(lines 1819 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,259 INFO L858 garLoopResultBuilder]: For program point L762(lines 762 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,259 INFO L858 garLoopResultBuilder]: For program point L1555(lines 1555 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,259 INFO L858 garLoopResultBuilder]: For program point L234(lines 234 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,259 INFO L858 garLoopResultBuilder]: For program point L2084(lines 2084 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,259 INFO L858 garLoopResultBuilder]: For program point L3141(lines 3141 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,259 INFO L858 garLoopResultBuilder]: For program point L4727-1(lines 4084 4818) no Hoare annotation was computed. [2021-11-12 22:25:32,260 INFO L858 garLoopResultBuilder]: For program point L2613(lines 2613 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,260 INFO L858 garLoopResultBuilder]: For program point L4463(lines 4463 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,260 INFO L858 garLoopResultBuilder]: For program point L1292(lines 1292 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,260 INFO L858 garLoopResultBuilder]: For program point L3671(lines 3671 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,260 INFO L858 garLoopResultBuilder]: For program point L4728(line 4728) no Hoare annotation was computed. [2021-11-12 22:25:32,260 INFO L858 garLoopResultBuilder]: For program point L500(lines 500 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,260 INFO L858 garLoopResultBuilder]: For program point L1029(lines 1029 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,261 INFO L858 garLoopResultBuilder]: For program point L3936(lines 3936 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,261 INFO L858 garLoopResultBuilder]: For program point L1823(lines 1823 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,261 INFO L858 garLoopResultBuilder]: For program point L2352(lines 2352 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,261 INFO L858 garLoopResultBuilder]: For program point L2881(lines 2881 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,261 INFO L858 garLoopResultBuilder]: For program point L1560(lines 1560 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,261 INFO L858 garLoopResultBuilder]: For program point L4203(lines 4203 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,262 INFO L858 garLoopResultBuilder]: For program point L1032(lines 1032 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,262 INFO L858 garLoopResultBuilder]: For program point L3411(lines 3411 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,262 INFO L858 garLoopResultBuilder]: For program point L240(lines 240 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,262 INFO L858 garLoopResultBuilder]: For program point L3147(lines 3147 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,262 INFO L858 garLoopResultBuilder]: For program point L2883(lines 2883 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,262 INFO L858 garLoopResultBuilder]: For program point L769(lines 769 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,262 INFO L858 garLoopResultBuilder]: For program point L3676(lines 3676 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,263 INFO L858 garLoopResultBuilder]: For program point L1298(lines 1298 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,263 INFO L858 garLoopResultBuilder]: For program point L2091(lines 2091 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,263 INFO L858 garLoopResultBuilder]: For program point L1827(lines 1827 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,263 INFO L858 garLoopResultBuilder]: For program point L506(lines 506 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,263 INFO L858 garLoopResultBuilder]: For program point L4470(lines 4470 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,263 INFO L858 garLoopResultBuilder]: For program point L3942(lines 3942 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,263 INFO L858 garLoopResultBuilder]: For program point L2621(lines 2621 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,264 INFO L858 garLoopResultBuilder]: For program point L2358(lines 2358 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,264 INFO L858 garLoopResultBuilder]: For program point L1566(lines 1566 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,264 INFO L858 garLoopResultBuilder]: For program point L1038(lines 1038 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,264 INFO L858 garLoopResultBuilder]: For program point L774(lines 774 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,264 INFO L858 garLoopResultBuilder]: For program point L3681(lines 3681 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,264 INFO L858 garLoopResultBuilder]: For program point L1303(lines 1303 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,264 INFO L858 garLoopResultBuilder]: For program point L246(lines 246 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,265 INFO L858 garLoopResultBuilder]: For program point L4210(lines 4210 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,265 INFO L858 garLoopResultBuilder]: For program point L2625(lines 2625 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,265 INFO L858 garLoopResultBuilder]: For program point L511(lines 511 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,265 INFO L858 garLoopResultBuilder]: For program point L3418(lines 3418 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,265 INFO L858 garLoopResultBuilder]: For program point L2361(lines 2361 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,265 INFO L858 garLoopResultBuilder]: For program point L3154(lines 3154 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,266 INFO L858 garLoopResultBuilder]: For program point L2097(lines 2097 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,266 INFO L858 garLoopResultBuilder]: For program point L2890(lines 2890 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,266 INFO L858 garLoopResultBuilder]: For program point L4477(lines 4477 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,266 INFO L858 garLoopResultBuilder]: For program point L3949(lines 3949 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,266 INFO L858 garLoopResultBuilder]: For program point L1835(lines 1835 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,266 INFO L858 garLoopResultBuilder]: For program point L514(lines 514 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,266 INFO L858 garLoopResultBuilder]: For program point L1572(lines 1572 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,267 INFO L858 garLoopResultBuilder]: For program point L1308(lines 1308 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,267 INFO L858 garLoopResultBuilder]: For program point L3423(lines 3423 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,267 INFO L858 garLoopResultBuilder]: For program point L252(lines 252 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,267 INFO L858 garLoopResultBuilder]: For program point L1045(lines 1045 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,267 INFO L858 garLoopResultBuilder]: For program point L781(lines 781 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,267 INFO L858 garLoopResultBuilder]: For program point L3688(lines 3688 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,267 INFO L858 garLoopResultBuilder]: For program point L4217(lines 4217 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,268 INFO L858 garLoopResultBuilder]: For program point L2103(lines 2103 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,268 INFO L858 garLoopResultBuilder]: For program point L2632(lines 2632 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,268 INFO L858 garLoopResultBuilder]: For program point L2368(lines 2368 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,268 INFO L858 garLoopResultBuilder]: For program point L3161(lines 3161 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,268 INFO L858 garLoopResultBuilder]: For program point L2897(lines 2897 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,268 INFO L858 garLoopResultBuilder]: For program point L1048(lines 1048 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,269 INFO L858 garLoopResultBuilder]: For program point L3955(lines 3955 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,269 INFO L858 garLoopResultBuilder]: For program point L4484(lines 4484 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,269 INFO L858 garLoopResultBuilder]: For program point L1313(lines 1313 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,269 INFO L858 garLoopResultBuilder]: For program point L1578(lines 1578 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,269 INFO L858 garLoopResultBuilder]: For program point L521(lines 521 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,269 INFO L858 garLoopResultBuilder]: For program point L1843(lines 1843 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,269 INFO L858 garLoopResultBuilder]: For program point L786(lines 786 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,270 INFO L858 garLoopResultBuilder]: For program point L3694(lines 3694 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,270 INFO L858 garLoopResultBuilder]: For program point L3430(lines 3430 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,270 INFO L858 garLoopResultBuilder]: For program point L259(lines 259 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,270 INFO L858 garLoopResultBuilder]: For program point L788(lines 788 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,270 INFO L858 garLoopResultBuilder]: For program point L2110(lines 2110 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,270 INFO L858 garLoopResultBuilder]: For program point L4224(lines 4224 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,271 INFO L858 garLoopResultBuilder]: For program point L2639(lines 2639 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,271 INFO L858 garLoopResultBuilder]: For program point L3432(lines 3432 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,271 INFO L858 garLoopResultBuilder]: For program point L1318(lines 1318 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,271 INFO L858 garLoopResultBuilder]: For program point L2375(lines 2375 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,271 INFO L858 garLoopResultBuilder]: For program point L3168(lines 3168 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,271 INFO L858 garLoopResultBuilder]: For program point L2904(lines 2904 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,271 INFO L858 garLoopResultBuilder]: For program point L4490(lines 4490 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,272 INFO L858 garLoopResultBuilder]: For program point L1055(lines 1055 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,272 INFO L858 garLoopResultBuilder]: For program point L1584(lines 1584 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,272 INFO L858 garLoopResultBuilder]: For program point L3963(lines 3963 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,272 INFO L858 garLoopResultBuilder]: For program point L1849(lines 1849 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,272 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4728) no Hoare annotation was computed. [2021-11-12 22:25:32,272 INFO L858 garLoopResultBuilder]: For program point L528(lines 528 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,273 INFO L858 garLoopResultBuilder]: For program point L2114(lines 2114 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,273 INFO L858 garLoopResultBuilder]: For program point L793(lines 793 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,273 INFO L858 garLoopResultBuilder]: For program point L3700(lines 3700 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,273 INFO L858 garLoopResultBuilder]: For program point L265(lines 265 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,273 INFO L858 garLoopResultBuilder]: For program point L2908(lines 2908 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,273 INFO L858 garLoopResultBuilder]: For program point L4494(lines 4494 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,273 INFO L858 garLoopResultBuilder]: For program point L4230(lines 4230 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,274 INFO L858 garLoopResultBuilder]: For program point L3173(lines 3173 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,274 INFO L858 garLoopResultBuilder]: For program point L2645(lines 2645 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,274 INFO L858 garLoopResultBuilder]: For program point L1589(lines 1589 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,274 INFO L858 garLoopResultBuilder]: For program point L2382(lines 2382 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,274 INFO L858 garLoopResultBuilder]: For program point L3439(lines 3439 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,274 INFO L858 garLoopResultBuilder]: For program point L3968(lines 3968 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,275 INFO L858 garLoopResultBuilder]: For program point L1854(lines 1854 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,275 INFO L858 garLoopResultBuilder]: For program point L1326(lines 1326 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,275 INFO L858 garLoopResultBuilder]: For program point L1062(lines 1062 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,275 INFO L858 garLoopResultBuilder]: For program point L798(lines 798 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,275 INFO L858 garLoopResultBuilder]: For program point L270(lines 270 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,275 INFO L858 garLoopResultBuilder]: For program point L2120(lines 2120 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,275 INFO L858 garLoopResultBuilder]: For program point L3706(lines 3706 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,276 INFO L858 garLoopResultBuilder]: For program point L535(lines 535 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,276 INFO L858 garLoopResultBuilder]: For program point L3178(lines 3178 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,276 INFO L858 garLoopResultBuilder]: For program point L4236(lines 4236 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,276 INFO L858 garLoopResultBuilder]: For program point L2915(lines 2915 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,276 INFO L858 garLoopResultBuilder]: For program point L1594(lines 1594 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,276 INFO L858 garLoopResultBuilder]: For program point L2651(lines 2651 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,276 INFO L858 garLoopResultBuilder]: For program point L4501(lines 4501 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,277 INFO L858 garLoopResultBuilder]: For program point L802(lines 802 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,277 INFO L858 garLoopResultBuilder]: For program point L539(lines 539 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,277 INFO L858 garLoopResultBuilder]: For program point L3446(lines 3446 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,277 INFO L858 garLoopResultBuilder]: For program point L1332(lines 1332 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,277 INFO L858 garLoopResultBuilder]: For program point L2389(lines 2389 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,277 INFO L858 garLoopResultBuilder]: For program point L275(lines 275 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,278 INFO L858 garLoopResultBuilder]: For program point L2125(lines 2125 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,278 INFO L858 garLoopResultBuilder]: For program point L3975(lines 3975 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,278 INFO L858 garLoopResultBuilder]: For program point L1861(lines 1861 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,278 INFO L858 garLoopResultBuilder]: For program point L3711(lines 3711 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,278 INFO L858 garLoopResultBuilder]: For program point L1069(lines 1069 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,278 INFO L858 garLoopResultBuilder]: For program point L4506(lines 4506 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,278 INFO L858 garLoopResultBuilder]: For program point L278(lines 278 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,279 INFO L858 garLoopResultBuilder]: For program point L4242(lines 4242 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,279 INFO L858 garLoopResultBuilder]: For program point L3186(lines 3186 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,279 INFO L858 garLoopResultBuilder]: For program point L2394(lines 2394 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,279 INFO L858 garLoopResultBuilder]: For program point L2923(lines 2923 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,279 INFO L858 garLoopResultBuilder]: For program point L809(lines 809 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,279 INFO L858 garLoopResultBuilder]: For program point L1602(lines 1602 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,279 INFO L858 garLoopResultBuilder]: For program point L2659(lines 2659 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,280 INFO L858 garLoopResultBuilder]: For program point L1338(lines 1338 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,280 INFO L858 garLoopResultBuilder]: For program point L2131(lines 2131 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,280 INFO L858 garLoopResultBuilder]: For program point L3717(lines 3717 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,280 INFO L858 garLoopResultBuilder]: For program point L546(lines 546 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,280 INFO L858 garLoopResultBuilder]: For program point L3453(lines 3453 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,280 INFO L858 garLoopResultBuilder]: For program point L3982(lines 3982 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,281 INFO L858 garLoopResultBuilder]: For program point L1076(lines 1076 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,281 INFO L858 garLoopResultBuilder]: For program point L1869(lines 1869 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,281 INFO L858 garLoopResultBuilder]: For program point L4512(lines 4512 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,281 INFO L858 garLoopResultBuilder]: For program point L284(lines 284 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,281 INFO L858 garLoopResultBuilder]: For program point L3191(lines 3191 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,281 INFO L858 garLoopResultBuilder]: For program point L4248(lines 4248 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,281 INFO L858 garLoopResultBuilder]: For program point L549(lines 549 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,282 INFO L858 garLoopResultBuilder]: For program point L2664(lines 2664 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,282 INFO L858 garLoopResultBuilder]: For program point L2401(lines 2401 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,282 INFO L858 garLoopResultBuilder]: For program point L2137(lines 2137 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,282 INFO L858 garLoopResultBuilder]: For program point L2930(lines 2930 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,282 INFO L858 garLoopResultBuilder]: For program point L3723(lines 3723 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,282 INFO L858 garLoopResultBuilder]: For program point L1609(lines 1609 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,282 INFO L858 garLoopResultBuilder]: For program point L3459(lines 3459 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,283 INFO L858 garLoopResultBuilder]: For program point L3988(lines 3988 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,283 INFO L858 garLoopResultBuilder]: For program point L817(lines 817 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,283 INFO L858 garLoopResultBuilder]: For program point L4517(lines 4517 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,283 INFO L858 garLoopResultBuilder]: For program point L1346(lines 1346 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,283 INFO L858 garLoopResultBuilder]: For program point L1082(lines 1082 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,283 INFO L858 garLoopResultBuilder]: For program point L290(lines 290 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,284 INFO L858 garLoopResultBuilder]: For program point L1876(lines 1876 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,284 INFO L858 garLoopResultBuilder]: For program point L4255(lines 4255 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,284 INFO L858 garLoopResultBuilder]: For program point L3198(lines 3198 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,284 INFO L858 garLoopResultBuilder]: For program point L556(lines 556 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,284 INFO L858 garLoopResultBuilder]: For program point L2142(lines 2142 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,284 INFO L858 garLoopResultBuilder]: For program point L2671(lines 2671 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,284 INFO L858 garLoopResultBuilder]: For program point L1615(lines 1615 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,285 INFO L858 garLoopResultBuilder]: For program point L1351(lines 1351 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,285 INFO L858 garLoopResultBuilder]: For program point L1087(lines 1087 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,285 INFO L858 garLoopResultBuilder]: For program point L2937(lines 2937 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,285 INFO L858 garLoopResultBuilder]: For program point L3730(lines 3730 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,285 INFO L858 garLoopResultBuilder]: For program point L4523(lines 4523 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,285 INFO L858 garLoopResultBuilder]: For program point L3466(lines 3466 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,285 INFO L858 garLoopResultBuilder]: For program point L2409(lines 2409 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,286 INFO L858 garLoopResultBuilder]: For program point L2145(lines 2145 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,286 INFO L858 garLoopResultBuilder]: For program point L3995(lines 3995 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,286 INFO L858 garLoopResultBuilder]: For program point L1881(lines 1881 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,286 INFO L858 garLoopResultBuilder]: For program point L824(lines 824 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,286 INFO L858 garLoopResultBuilder]: For program point L297(lines 297 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,286 INFO L858 garLoopResultBuilder]: For program point L3204(lines 3204 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,286 INFO L858 garLoopResultBuilder]: For program point L4261(lines 4261 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,287 INFO L858 garLoopResultBuilder]: For program point L3999(lines 3999 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,287 INFO L858 garLoopResultBuilder]: For program point L2678(lines 2678 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,287 INFO L858 garLoopResultBuilder]: For program point L564(lines 564 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,287 INFO L858 garLoopResultBuilder]: For program point L2414(lines 2414 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,287 INFO L858 garLoopResultBuilder]: For program point L3736(lines 3736 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,287 INFO L858 garLoopResultBuilder]: For program point L1622(lines 1622 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,288 INFO L858 garLoopResultBuilder]: For program point L3472(lines 3472 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,288 INFO L858 garLoopResultBuilder]: For program point L1358(lines 1358 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,288 INFO L858 garLoopResultBuilder]: For program point L1094(lines 1094 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,288 INFO L858 garLoopResultBuilder]: For program point L2151(lines 2151 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,288 INFO L858 garLoopResultBuilder]: For program point L2944(lines 2944 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,288 INFO L858 garLoopResultBuilder]: For program point L4530(lines 4530 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,288 INFO L858 garLoopResultBuilder]: For program point L3209(lines 3209 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,289 INFO L858 garLoopResultBuilder]: For program point L1888(lines 1888 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,289 INFO L858 garLoopResultBuilder]: For program point L832(lines 832 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,289 INFO L858 garLoopResultBuilder]: For program point L1361(lines 1361 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,289 INFO L858 garLoopResultBuilder]: For program point L304(lines 304 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,289 INFO L858 garLoopResultBuilder]: For program point L4268(lines 4268 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,289 INFO L858 garLoopResultBuilder]: For program point L2419(lines 2419 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,289 INFO L858 garLoopResultBuilder]: For program point L3741(lines 3741 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,290 INFO L858 garLoopResultBuilder]: For program point L570(lines 570 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,290 INFO L858 garLoopResultBuilder]: For program point L2685(lines 2685 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,290 INFO L858 garLoopResultBuilder]: For program point L4535(lines 4535 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,290 INFO L858 garLoopResultBuilder]: For program point L3214(lines 3214 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,290 INFO L858 garLoopResultBuilder]: For program point L1100(lines 1100 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,290 INFO L858 garLoopResultBuilder]: For program point L2950(lines 2950 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,291 INFO L858 garLoopResultBuilder]: For program point L4007(lines 4007 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,291 INFO L858 garLoopResultBuilder]: For program point L1629(lines 1629 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,291 INFO L858 garLoopResultBuilder]: For program point L2158(lines 2158 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,291 INFO L858 garLoopResultBuilder]: For program point L1894(lines 1894 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,291 INFO L858 garLoopResultBuilder]: For program point L3480(lines 3480 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,291 INFO L858 garLoopResultBuilder]: For program point L2423(lines 2423 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,291 INFO L858 garLoopResultBuilder]: For program point L574(lines 574 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,292 INFO L858 garLoopResultBuilder]: For program point L839(lines 839 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,292 INFO L858 garLoopResultBuilder]: For program point L1368(lines 1368 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,292 INFO L858 garLoopResultBuilder]: For program point L4275(lines 4275 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,292 INFO L858 garLoopResultBuilder]: For program point L4540(lines 4540 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,292 INFO L858 garLoopResultBuilder]: For program point L312(lines 312 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,292 INFO L858 garLoopResultBuilder]: For program point L3219(lines 3219 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,292 INFO L858 garLoopResultBuilder]: For program point L2955(lines 2955 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,292 INFO L858 garLoopResultBuilder]: For program point L3748(lines 3748 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,292 INFO L858 garLoopResultBuilder]: For program point L2691(lines 2691 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,292 INFO L858 garLoopResultBuilder]: For program point L2427(lines 2427 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,292 INFO L858 garLoopResultBuilder]: For program point L1899(lines 1899 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,292 INFO L858 garLoopResultBuilder]: For program point L2164(lines 2164 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,292 INFO L858 garLoopResultBuilder]: For program point L1107(lines 1107 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,292 INFO L858 garLoopResultBuilder]: For program point L50(lines 50 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,293 INFO L858 garLoopResultBuilder]: For program point L4014(lines 4014 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,293 INFO L858 garLoopResultBuilder]: For program point L1636(lines 1636 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,293 INFO L858 garLoopResultBuilder]: For program point L3486(lines 3486 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,293 INFO L858 garLoopResultBuilder]: For program point L845(lines 845 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,293 INFO L858 garLoopResultBuilder]: For program point L4545(lines 4545 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,293 INFO L858 garLoopResultBuilder]: For program point L317(lines 317 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,293 INFO L858 garLoopResultBuilder]: For program point L2960(lines 2960 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,294 INFO L858 garLoopResultBuilder]: For program point L3753(lines 3753 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,294 INFO L858 garLoopResultBuilder]: For program point L582(lines 582 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,294 INFO L858 garLoopResultBuilder]: For program point L1375(lines 1375 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,294 INFO L858 garLoopResultBuilder]: For program point L4282(lines 4282 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,294 INFO L858 garLoopResultBuilder]: For program point L1905(lines 1905 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,294 INFO L858 garLoopResultBuilder]: For program point L2698(lines 2698 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,294 INFO L858 garLoopResultBuilder]: For program point L2434(lines 2434 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,295 INFO L858 garLoopResultBuilder]: For program point L2170(lines 2170 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,295 INFO L858 garLoopResultBuilder]: For program point L3227(lines 3227 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,295 INFO L858 garLoopResultBuilder]: For program point L1113(lines 1113 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,295 INFO L858 garLoopResultBuilder]: For program point L57(lines 57 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,295 INFO L858 garLoopResultBuilder]: For program point L4021(lines 4021 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,295 INFO L858 garLoopResultBuilder]: For program point L850(lines 850 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,295 INFO L858 garLoopResultBuilder]: For program point L1643(lines 1643 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,296 INFO L858 garLoopResultBuilder]: For program point L3493(lines 3493 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,296 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-12 22:25:32,296 INFO L858 garLoopResultBuilder]: For program point L2966(lines 2966 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,296 INFO L858 garLoopResultBuilder]: For program point L1909(lines 1909 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,296 INFO L858 garLoopResultBuilder]: For program point L4552(lines 4552 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,296 INFO L858 garLoopResultBuilder]: For program point L324(lines 324 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,297 INFO L858 garLoopResultBuilder]: For program point L4288(lines 4288 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,297 INFO L854 garLoopResultBuilder]: At program point L4817(lines 4084 4818) the Hoare annotation is: (let ((.cse9 (= 16 ~a4~0))) (let ((.cse14 (<= ~a28~0 15)) (.cse13 (<= ~a26~0 17)) (.cse4 (not .cse9)) (.cse11 (<= ~a26~0 18)) (.cse12 (= ~a14~0 18)) (.cse7 (= ~a14~0 20)) (.cse5 (<= ~a4~0 17)) (.cse0 (<= 19 ~a26~0)) (.cse2 (= ~a7~0 0)) (.cse10 (= ~a3~0 1)) (.cse6 (<= ~a14~0 19)) (.cse1 (<= ~a3~0 0)) (.cse3 (<= ~a28~0 16)) (.cse8 (= ~a7~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse1 .cse2 .cse4) (and .cse7 .cse1 .cse3 .cse8) (and .cse7 .cse9 .cse10 .cse8) (and .cse1 .cse9 .cse2 .cse11) (and .cse1 .cse12 .cse8) (and .cse6 .cse1 .cse8 .cse4) (and .cse7 .cse1 .cse9 .cse8) (and .cse7 .cse10 .cse3 .cse8) (and .cse5 .cse13 .cse1 .cse2) (and .cse6 .cse2 .cse10) (and .cse7 .cse5 .cse10 .cse8 .cse11) (and .cse2 .cse10 .cse14) (and .cse1 .cse2 .cse14) (and .cse13 .cse2 .cse10) (and .cse6 .cse1 .cse8 .cse11) (and .cse6 .cse10 .cse8) (and .cse2 .cse10 .cse4) (and .cse6 .cse1 .cse2 .cse3 .cse11) (and .cse1 .cse12 .cse2) (and .cse7 .cse0 .cse5 .cse1 .cse8) (and .cse0 .cse2 .cse10) (and .cse6 .cse1 .cse3 .cse8)))) [2021-11-12 22:25:32,297 INFO L858 garLoopResultBuilder]: For program point L589(lines 589 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,297 INFO L854 garLoopResultBuilder]: At program point L1382(lines 49 1383) the Hoare annotation is: (let ((.cse9 (= 16 ~a4~0))) (let ((.cse14 (<= ~a28~0 15)) (.cse13 (<= ~a26~0 17)) (.cse4 (not .cse9)) (.cse11 (<= ~a26~0 18)) (.cse12 (= ~a14~0 18)) (.cse7 (= ~a14~0 20)) (.cse5 (<= ~a4~0 17)) (.cse0 (<= 19 ~a26~0)) (.cse2 (= ~a7~0 0)) (.cse10 (= ~a3~0 1)) (.cse6 (<= ~a14~0 19)) (.cse1 (<= ~a3~0 0)) (.cse3 (<= ~a28~0 16)) (.cse8 (= ~a7~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse1 .cse2 .cse4) (and .cse7 .cse1 .cse3 .cse8) (and .cse7 .cse9 .cse10 .cse8) (and .cse1 .cse9 .cse2 .cse11) (and .cse1 .cse12 .cse8) (and .cse6 .cse1 .cse8 .cse4) (and .cse7 .cse1 .cse9 .cse8) (and .cse7 .cse10 .cse3 .cse8) (and .cse5 .cse13 .cse1 .cse2) (and .cse6 .cse2 .cse10) (and .cse7 .cse5 .cse10 .cse8 .cse11) (and .cse2 .cse10 .cse14) (and .cse1 .cse2 .cse14) (and .cse13 .cse2 .cse10) (and .cse6 .cse1 .cse8 .cse11) (and .cse6 .cse10 .cse8) (and .cse2 .cse10 .cse4) (and .cse6 .cse1 .cse2 .cse3 .cse11) (and .cse1 .cse12 .cse2) (and .cse7 .cse0 .cse5 .cse1 .cse8) (and .cse0 .cse2 .cse10) (and .cse6 .cse1 .cse3 .cse8)))) [2021-11-12 22:25:32,298 INFO L858 garLoopResultBuilder]: For program point L1118(lines 1118 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,298 INFO L858 garLoopResultBuilder]: For program point L3761(lines 3761 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,298 INFO L858 garLoopResultBuilder]: For program point L2176(lines 2176 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,298 INFO L858 garLoopResultBuilder]: For program point L3233(lines 3233 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,298 INFO L858 garLoopResultBuilder]: For program point L62(lines 62 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,298 INFO L858 garLoopResultBuilder]: For program point L1912(lines 1912 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,299 INFO L858 garLoopResultBuilder]: For program point L855(lines 855 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,299 INFO L858 garLoopResultBuilder]: For program point L2441(lines 2441 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,299 INFO L858 garLoopResultBuilder]: For program point L2706(lines 2706 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,299 INFO L861 garLoopResultBuilder]: At program point L4820(lines 4820 4837) the Hoare annotation is: true [2021-11-12 22:25:32,299 INFO L858 garLoopResultBuilder]: For program point L4028(lines 4028 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,299 INFO L858 garLoopResultBuilder]: For program point L2971(lines 2971 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,299 INFO L858 garLoopResultBuilder]: For program point L1650(lines 1650 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,299 INFO L858 garLoopResultBuilder]: For program point L3500(lines 3500 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,299 INFO L858 garLoopResultBuilder]: For program point L1386(lines 1386 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,299 INFO L858 garLoopResultBuilder]: For program point L329(lines 329 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,299 INFO L858 garLoopResultBuilder]: For program point L4294(lines 4294 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,299 INFO L858 garLoopResultBuilder]: For program point L595(lines 595 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,299 INFO L858 garLoopResultBuilder]: For program point L4559(lines 4559 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,300 INFO L858 garLoopResultBuilder]: For program point L1124(lines 1124 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,300 INFO L858 garLoopResultBuilder]: For program point L1917(lines 1917 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,300 INFO L858 garLoopResultBuilder]: For program point L1653(lines 1653 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,300 INFO L858 garLoopResultBuilder]: For program point L2446(lines 2446 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,300 INFO L858 garLoopResultBuilder]: For program point L3239(lines 3239 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,300 INFO L858 garLoopResultBuilder]: For program point L68(lines 68 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,300 INFO L858 garLoopResultBuilder]: For program point L861(lines 861 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,300 INFO L858 garLoopResultBuilder]: For program point L3768(lines 3768 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,300 INFO L858 garLoopResultBuilder]: For program point L333(lines 333 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,300 INFO L858 garLoopResultBuilder]: For program point L2183(lines 2183 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,300 INFO L858 garLoopResultBuilder]: For program point L2976(lines 2976 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,300 INFO L858 garLoopResultBuilder]: For program point L2712(lines 2712 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,300 INFO L854 garLoopResultBuilder]: At program point L4826-2(lines 4826 4836) the Hoare annotation is: (let ((.cse9 (= 16 ~a4~0))) (let ((.cse14 (<= ~a28~0 15)) (.cse13 (<= ~a26~0 17)) (.cse4 (not .cse9)) (.cse11 (<= ~a26~0 18)) (.cse12 (= ~a14~0 18)) (.cse7 (= ~a14~0 20)) (.cse5 (<= ~a4~0 17)) (.cse0 (<= 19 ~a26~0)) (.cse2 (= ~a7~0 0)) (.cse10 (= ~a3~0 1)) (.cse6 (<= ~a14~0 19)) (.cse1 (<= ~a3~0 0)) (.cse3 (<= ~a28~0 16)) (.cse8 (= ~a7~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse1 .cse2 .cse4) (and .cse7 .cse1 .cse3 .cse8) (and .cse7 .cse9 .cse10 .cse8) (and .cse1 .cse9 .cse2 .cse11) (and .cse1 .cse12 .cse8) (and .cse6 .cse1 .cse8 .cse4) (and .cse7 .cse1 .cse9 .cse8) (and .cse7 .cse10 .cse3 .cse8) (and .cse5 .cse13 .cse1 .cse2) (and .cse6 .cse2 .cse10) (and .cse7 .cse5 .cse10 .cse8 .cse11) (and .cse2 .cse10 .cse14) (and .cse1 .cse2 .cse14) (and .cse13 .cse2 .cse10) (and .cse6 .cse1 .cse8 .cse11) (and .cse6 .cse10 .cse8) (and .cse2 .cse10 .cse4) (and .cse6 .cse1 .cse2 .cse3 .cse11) (and .cse1 .cse12 .cse2) (and .cse7 .cse0 .cse5 .cse1 .cse8) (and .cse0 .cse2 .cse10) (and .cse6 .cse1 .cse3 .cse8)))) [2021-11-12 22:25:32,301 INFO L858 garLoopResultBuilder]: For program point L3505(lines 3505 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,301 INFO L858 garLoopResultBuilder]: For program point L4034(lines 4034 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,301 INFO L858 garLoopResultBuilder]: For program point L1392(lines 1392 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,301 INFO L858 garLoopResultBuilder]: For program point L4299(lines 4299 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,301 INFO L858 garLoopResultBuilder]: For program point L1658(lines 1658 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,301 INFO L858 garLoopResultBuilder]: For program point L4566(lines 4566 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,301 INFO L858 garLoopResultBuilder]: For program point L1131(lines 1131 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,301 INFO L858 garLoopResultBuilder]: For program point L1924(lines 1924 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,301 INFO L858 garLoopResultBuilder]: For program point L2981(lines 2981 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,301 INFO L858 garLoopResultBuilder]: For program point L4831(line 4831) no Hoare annotation was computed. [2021-11-12 22:25:32,301 INFO L858 garLoopResultBuilder]: For program point L3774(lines 3774 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,301 INFO L858 garLoopResultBuilder]: For program point L603(lines 603 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,301 INFO L858 garLoopResultBuilder]: For program point L3246(lines 3246 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,301 INFO L858 garLoopResultBuilder]: For program point L2454(lines 2454 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,302 INFO L858 garLoopResultBuilder]: For program point L1397(lines 1397 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,302 INFO L858 garLoopResultBuilder]: For program point L340(lines 340 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,302 INFO L858 garLoopResultBuilder]: For program point L2190(lines 2190 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,302 INFO L858 garLoopResultBuilder]: For program point L4304(lines 4304 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,302 INFO L858 garLoopResultBuilder]: For program point L76(lines 76 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,302 INFO L858 garLoopResultBuilder]: For program point L869(lines 869 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,303 INFO L854 garLoopResultBuilder]: At program point L2719(lines 1385 2720) the Hoare annotation is: (let ((.cse9 (= 16 ~a4~0))) (let ((.cse14 (<= ~a28~0 15)) (.cse13 (<= ~a26~0 17)) (.cse4 (not .cse9)) (.cse11 (<= ~a26~0 18)) (.cse12 (= ~a14~0 18)) (.cse7 (= ~a14~0 20)) (.cse5 (<= ~a4~0 17)) (.cse0 (<= 19 ~a26~0)) (.cse2 (= ~a7~0 0)) (.cse10 (= ~a3~0 1)) (.cse6 (<= ~a14~0 19)) (.cse1 (<= ~a3~0 0)) (.cse3 (<= ~a28~0 16)) (.cse8 (= ~a7~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse1 .cse2 .cse4) (and .cse7 .cse1 .cse3 .cse8) (and .cse7 .cse9 .cse10 .cse8) (and .cse1 .cse9 .cse2 .cse11) (and .cse1 .cse12 .cse8) (and .cse6 .cse1 .cse8 .cse4) (and .cse7 .cse1 .cse9 .cse8) (and .cse7 .cse10 .cse3 .cse8) (and .cse5 .cse13 .cse1 .cse2) (and .cse6 .cse2 .cse10) (and .cse7 .cse5 .cse10 .cse8 .cse11) (and .cse2 .cse10 .cse14) (and .cse1 .cse2 .cse14) (and .cse13 .cse2 .cse10) (and .cse6 .cse1 .cse8 .cse11) (and .cse6 .cse10 .cse8) (and .cse2 .cse10 .cse4) (and .cse6 .cse1 .cse2 .cse3 .cse11) (and .cse1 .cse12 .cse2) (and .cse7 .cse0 .cse5 .cse1 .cse8) (and .cse0 .cse2 .cse10) (and .cse6 .cse1 .cse3 .cse8)))) [2021-11-12 22:25:32,303 INFO L858 garLoopResultBuilder]: For program point L3512(lines 3512 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,303 INFO L858 garLoopResultBuilder]: For program point L4041(lines 4041 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,303 INFO L858 garLoopResultBuilder]: For program point L1664(lines 1664 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,303 INFO L858 garLoopResultBuilder]: For program point L1929(lines 1929 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,303 INFO L858 garLoopResultBuilder]: For program point L872(lines 872 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,303 INFO L858 garLoopResultBuilder]: For program point L3779(lines 3779 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,304 INFO L858 garLoopResultBuilder]: For program point L2723(lines 2723 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,304 INFO L858 garLoopResultBuilder]: For program point L4573(lines 4573 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,304 INFO L858 garLoopResultBuilder]: For program point L1402(lines 1402 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,304 INFO L858 garLoopResultBuilder]: For program point L2459(lines 2459 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,304 INFO L858 garLoopResultBuilder]: For program point L3252(lines 3252 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,304 INFO L858 garLoopResultBuilder]: For program point L1138(lines 1138 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,305 INFO L858 garLoopResultBuilder]: For program point L2988(lines 2988 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,305 INFO L858 garLoopResultBuilder]: For program point L610(lines 610 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,305 INFO L858 garLoopResultBuilder]: For program point L4310(lines 4310 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,305 INFO L858 garLoopResultBuilder]: For program point L2196(lines 2196 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,305 INFO L858 garLoopResultBuilder]: For program point L82(lines 82 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,305 INFO L858 garLoopResultBuilder]: For program point L1404(lines 1404 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,305 INFO L858 garLoopResultBuilder]: For program point L347(lines 347 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,306 INFO L858 garLoopResultBuilder]: For program point L3519(lines 3519 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,306 INFO L858 garLoopResultBuilder]: For program point L4048(lines 4048 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,306 INFO L858 garLoopResultBuilder]: For program point L2992(lines 2992 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,306 INFO L858 garLoopResultBuilder]: For program point L878(lines 878 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,306 INFO L858 garLoopResultBuilder]: For program point L3785(lines 3785 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,306 INFO L858 garLoopResultBuilder]: For program point L1671(lines 1671 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,306 INFO L858 garLoopResultBuilder]: For program point L1407(lines 1407 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,307 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-12 22:25:32,307 INFO L858 garLoopResultBuilder]: For program point L1143(lines 1143 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,307 INFO L858 garLoopResultBuilder]: For program point L1936(lines 1936 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,307 INFO L858 garLoopResultBuilder]: For program point L2729(lines 2729 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,307 INFO L858 garLoopResultBuilder]: For program point L2466(lines 2466 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,307 INFO L858 garLoopResultBuilder]: For program point L4580(lines 4580 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,307 INFO L858 garLoopResultBuilder]: For program point L4316(lines 4316 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,308 INFO L858 garLoopResultBuilder]: For program point L617(lines 617 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,308 INFO L858 garLoopResultBuilder]: For program point L3260(lines 3260 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,308 INFO L858 garLoopResultBuilder]: For program point L2203(lines 2203 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,308 INFO L858 garLoopResultBuilder]: For program point L90(lines 90 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,308 INFO L858 garLoopResultBuilder]: For program point L1676(lines 1676 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,308 INFO L858 garLoopResultBuilder]: For program point L1412(lines 1412 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,308 INFO L858 garLoopResultBuilder]: For program point L355(lines 355 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,309 INFO L858 garLoopResultBuilder]: For program point L4055(lines 4055 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,309 INFO L858 garLoopResultBuilder]: For program point L2470(lines 2470 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,309 INFO L858 garLoopResultBuilder]: For program point L3527(lines 3527 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,309 INFO L858 garLoopResultBuilder]: For program point L2999(lines 2999 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,309 INFO L858 garLoopResultBuilder]: For program point L3792(lines 3792 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,309 INFO L858 garLoopResultBuilder]: For program point L4585(lines 4585 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,309 INFO L858 garLoopResultBuilder]: For program point L1150(lines 1150 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,310 INFO L858 garLoopResultBuilder]: For program point L1943(lines 1943 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,310 INFO L858 garLoopResultBuilder]: For program point L886(lines 886 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,310 INFO L858 garLoopResultBuilder]: For program point L2736(lines 2736 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,310 INFO L858 garLoopResultBuilder]: For program point L4323(lines 4323 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,310 INFO L858 garLoopResultBuilder]: For program point L3266(lines 3266 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,310 INFO L858 garLoopResultBuilder]: For program point L95(lines 95 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,310 INFO L858 garLoopResultBuilder]: For program point L624(lines 624 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,311 INFO L858 garLoopResultBuilder]: For program point L2210(lines 2210 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,311 INFO L858 garLoopResultBuilder]: For program point L1682(lines 1682 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,311 INFO L858 garLoopResultBuilder]: For program point L1418(lines 1418 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,311 INFO L858 garLoopResultBuilder]: For program point L362(lines 362 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,311 INFO L858 garLoopResultBuilder]: For program point L1155(lines 1155 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,311 INFO L858 garLoopResultBuilder]: For program point L4062(lines 4062 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,311 INFO L858 garLoopResultBuilder]: For program point L2741(lines 2741 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,312 INFO L858 garLoopResultBuilder]: For program point L3534(lines 3534 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,312 INFO L858 garLoopResultBuilder]: For program point L2477(lines 2477 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,312 INFO L858 garLoopResultBuilder]: For program point L3006(lines 3006 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,312 INFO L858 garLoopResultBuilder]: For program point L3799(lines 3799 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,312 INFO L858 garLoopResultBuilder]: For program point L1950(lines 1950 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,312 INFO L858 garLoopResultBuilder]: For program point L4593(lines 4593 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,312 INFO L858 garLoopResultBuilder]: For program point L2215(lines 2215 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,313 INFO L858 garLoopResultBuilder]: For program point L894(lines 894 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,313 INFO L858 garLoopResultBuilder]: For program point L630(lines 630 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,313 INFO L858 garLoopResultBuilder]: For program point L4330(lines 4330 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,313 INFO L858 garLoopResultBuilder]: For program point L3273(lines 3273 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,313 INFO L858 garLoopResultBuilder]: For program point L102(lines 102 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,313 INFO L858 garLoopResultBuilder]: For program point L1688(lines 1688 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,313 INFO L858 garLoopResultBuilder]: For program point L1425(lines 1425 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,314 INFO L858 garLoopResultBuilder]: For program point L3804(lines 3804 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,314 INFO L858 garLoopResultBuilder]: For program point L2483(lines 2483 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,314 INFO L858 garLoopResultBuilder]: For program point L369(lines 369 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,314 INFO L858 garLoopResultBuilder]: For program point L3276(lines 3276 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,314 INFO L858 garLoopResultBuilder]: For program point L4069(lines 4069 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,314 INFO L858 garLoopResultBuilder]: For program point L2748(lines 2748 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,314 INFO L858 garLoopResultBuilder]: For program point L3541(lines 3541 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,315 INFO L858 garLoopResultBuilder]: For program point L1163(lines 1163 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,315 INFO L858 garLoopResultBuilder]: For program point L635(lines 635 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,315 INFO L858 garLoopResultBuilder]: For program point L3014(lines 3014 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,315 INFO L858 garLoopResultBuilder]: For program point L2486(lines 2486 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,315 INFO L858 garLoopResultBuilder]: For program point L4600(lines 4600 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,315 INFO L858 garLoopResultBuilder]: For program point L2222(lines 2222 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,315 INFO L858 garLoopResultBuilder]: For program point L4336(lines 4336 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,316 INFO L858 garLoopResultBuilder]: For program point L1958(lines 1958 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,316 INFO L858 garLoopResultBuilder]: For program point L901(lines 901 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,316 INFO L858 garLoopResultBuilder]: For program point L109(lines 109 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,316 INFO L858 garLoopResultBuilder]: For program point L4602(lines 4602 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,316 INFO L858 garLoopResultBuilder]: For program point L1431(lines 1431 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,316 INFO L858 garLoopResultBuilder]: For program point L3281(lines 3281 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,316 INFO L858 garLoopResultBuilder]: For program point L4074(lines 4074 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,317 INFO L858 garLoopResultBuilder]: For program point L1696(lines 1696 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,317 INFO L858 garLoopResultBuilder]: For program point L2753(lines 2753 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,317 INFO L858 garLoopResultBuilder]: For program point L3811(lines 3811 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,317 INFO L858 garLoopResultBuilder]: For program point L641(lines 641 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,317 INFO L858 garLoopResultBuilder]: For program point L3548(lines 3548 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,317 INFO L858 garLoopResultBuilder]: For program point L377(lines 377 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,317 INFO L858 garLoopResultBuilder]: For program point L1170(lines 1170 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,318 INFO L858 garLoopResultBuilder]: For program point L3020(lines 3020 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,318 INFO L858 garLoopResultBuilder]: For program point L2492(lines 2492 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,318 INFO L858 garLoopResultBuilder]: For program point L3285(lines 3285 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,318 INFO L858 garLoopResultBuilder]: For program point L907(lines 907 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,318 INFO L858 garLoopResultBuilder]: For program point L4607(lines 4607 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,318 INFO L858 garLoopResultBuilder]: For program point L2229(lines 2229 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,318 INFO L858 garLoopResultBuilder]: For program point L115(lines 115 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,319 INFO L858 garLoopResultBuilder]: For program point L1965(lines 1965 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,319 INFO L858 garLoopResultBuilder]: For program point L4344(lines 4344 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,319 INFO L858 garLoopResultBuilder]: For program point L3816(lines 3816 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,319 INFO L858 garLoopResultBuilder]: For program point L645(lines 645 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,319 INFO L858 garLoopResultBuilder]: For program point L1438(lines 1438 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,320 INFO L854 garLoopResultBuilder]: At program point L4081(lines 2722 4082) the Hoare annotation is: (let ((.cse9 (= 16 ~a4~0))) (let ((.cse14 (<= ~a28~0 15)) (.cse13 (<= ~a26~0 17)) (.cse4 (not .cse9)) (.cse11 (<= ~a26~0 18)) (.cse12 (= ~a14~0 18)) (.cse7 (= ~a14~0 20)) (.cse5 (<= ~a4~0 17)) (.cse0 (<= 19 ~a26~0)) (.cse2 (= ~a7~0 0)) (.cse10 (= ~a3~0 1)) (.cse6 (<= ~a14~0 19)) (.cse1 (<= ~a3~0 0)) (.cse3 (<= ~a28~0 16)) (.cse8 (= ~a7~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse1 .cse2 .cse4) (and .cse7 .cse1 .cse3 .cse8) (and .cse7 .cse9 .cse10 .cse8) (and .cse1 .cse9 .cse2 .cse11) (and .cse1 .cse12 .cse8) (and .cse6 .cse1 .cse8 .cse4) (and .cse7 .cse1 .cse9 .cse8) (and .cse7 .cse10 .cse3 .cse8) (and .cse5 .cse13 .cse1 .cse2) (and .cse6 .cse2 .cse10) (and .cse7 .cse5 .cse10 .cse8 .cse11) (and .cse2 .cse10 .cse14) (and .cse1 .cse2 .cse14) (and .cse13 .cse2 .cse10) (and .cse6 .cse1 .cse8 .cse11) (and .cse6 .cse10 .cse8) (and .cse2 .cse10 .cse4) (and .cse6 .cse1 .cse2 .cse3 .cse11) (and .cse1 .cse12 .cse2) (and .cse7 .cse0 .cse5 .cse1 .cse8) (and .cse0 .cse2 .cse10) (and .cse6 .cse1 .cse3 .cse8)))) [2021-11-12 22:25:32,320 INFO L858 garLoopResultBuilder]: For program point L2760(lines 2760 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,320 INFO L858 garLoopResultBuilder]: For program point L382(lines 382 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,320 INFO L858 garLoopResultBuilder]: For program point L1704(lines 1704 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,320 INFO L858 garLoopResultBuilder]: For program point L3554(lines 3554 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,320 INFO L858 garLoopResultBuilder]: For program point L1176(lines 1176 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,320 INFO L858 garLoopResultBuilder]: For program point L2498(lines 2498 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,321 INFO L858 garLoopResultBuilder]: For program point L4612(lines 4612 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,321 INFO L858 garLoopResultBuilder]: For program point L3291(lines 3291 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,321 INFO L858 garLoopResultBuilder]: For program point L3027(lines 3027 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,321 INFO L858 garLoopResultBuilder]: For program point L649(lines 649 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,321 INFO L858 garLoopResultBuilder]: For program point L2235(lines 2235 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,321 INFO L858 garLoopResultBuilder]: For program point L4085(lines 4085 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,321 INFO L858 garLoopResultBuilder]: For program point L1971(lines 1971 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,322 INFO L858 garLoopResultBuilder]: For program point L914(lines 914 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,322 INFO L858 garLoopResultBuilder]: For program point L122(lines 122 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,322 INFO L858 garLoopResultBuilder]: For program point L3822(lines 3822 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,322 INFO L858 garLoopResultBuilder]: For program point L1444(lines 1444 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,322 INFO L858 garLoopResultBuilder]: For program point L387(lines 387 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,322 INFO L858 garLoopResultBuilder]: For program point L4351(lines 4351 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,322 INFO L858 garLoopResultBuilder]: For program point L2766(lines 2766 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,323 INFO L858 garLoopResultBuilder]: For program point L3031(lines 3031 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,323 INFO L858 garLoopResultBuilder]: For program point L1710(lines 1710 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,323 INFO L858 garLoopResultBuilder]: For program point L2503(lines 2503 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,323 INFO L858 garLoopResultBuilder]: For program point L3561(lines 3561 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,323 INFO L858 garLoopResultBuilder]: For program point L2240(lines 2240 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,323 INFO L858 garLoopResultBuilder]: For program point L126(lines 126 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,323 INFO L858 garLoopResultBuilder]: For program point L4090(lines 4090 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,324 INFO L858 garLoopResultBuilder]: For program point L919(lines 919 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,324 INFO L858 garLoopResultBuilder]: For program point L655(lines 655 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,324 INFO L858 garLoopResultBuilder]: For program point L3298(lines 3298 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,324 INFO L858 garLoopResultBuilder]: For program point L1184(lines 1184 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,324 INFO L858 garLoopResultBuilder]: For program point L2770(lines 2770 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,324 INFO L858 garLoopResultBuilder]: For program point L4620(lines 4620 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,324 INFO L858 garLoopResultBuilder]: For program point L1450(lines 1450 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,325 INFO L858 garLoopResultBuilder]: For program point L393(lines 393 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,325 INFO L858 garLoopResultBuilder]: For program point L4357(lines 4357 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,325 INFO L858 garLoopResultBuilder]: For program point L1979(lines 1979 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,325 INFO L858 garLoopResultBuilder]: For program point L1715(lines 1715 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,325 INFO L858 garLoopResultBuilder]: For program point L3830(lines 3830 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,325 INFO L858 garLoopResultBuilder]: For program point L3566(lines 3566 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,325 INFO L858 garLoopResultBuilder]: For program point L2245(lines 2245 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,326 INFO L858 garLoopResultBuilder]: For program point L131(lines 131 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,326 INFO L858 garLoopResultBuilder]: For program point L3038(lines 3038 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,326 INFO L858 garLoopResultBuilder]: For program point L2510(lines 2510 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,326 INFO L858 garLoopResultBuilder]: For program point L4096(lines 4096 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,326 INFO L858 garLoopResultBuilder]: For program point L2775(lines 2775 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,326 INFO L858 garLoopResultBuilder]: For program point L3304(lines 3304 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,327 INFO L858 garLoopResultBuilder]: For program point L1983(lines 1983 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,327 INFO L858 garLoopResultBuilder]: For program point L926(lines 926 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,327 INFO L858 garLoopResultBuilder]: For program point L662(lines 662 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,327 INFO L858 garLoopResultBuilder]: For program point L1455(lines 1455 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,327 INFO L858 garLoopResultBuilder]: For program point L398(lines 398 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,327 INFO L858 garLoopResultBuilder]: For program point L4362(lines 4362 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,327 INFO L858 garLoopResultBuilder]: For program point L1191(lines 1191 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,328 INFO L858 garLoopResultBuilder]: For program point L1720(lines 1720 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,328 INFO L858 garLoopResultBuilder]: For program point L4627(lines 4627 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,328 INFO L858 garLoopResultBuilder]: For program point L2249(lines 2249 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,328 INFO L858 garLoopResultBuilder]: For program point L3837(lines 3837 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,328 INFO L858 garLoopResultBuilder]: For program point L3573(lines 3573 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,328 INFO L858 garLoopResultBuilder]: For program point L4366(lines 4366 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,328 INFO L858 garLoopResultBuilder]: For program point L3309(lines 3309 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,329 INFO L858 garLoopResultBuilder]: For program point L138(lines 138 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,329 INFO L858 garLoopResultBuilder]: For program point L3045(lines 3045 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,329 INFO L858 garLoopResultBuilder]: For program point L1460(lines 1460 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,329 INFO L858 garLoopResultBuilder]: For program point L2517(lines 2517 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,329 INFO L858 garLoopResultBuilder]: For program point L403(lines 403 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,329 INFO L858 garLoopResultBuilder]: For program point L1196(lines 1196 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,329 INFO L858 garLoopResultBuilder]: For program point L2782(lines 2782 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,330 INFO L858 garLoopResultBuilder]: For program point L4104(lines 4104 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,330 INFO L858 garLoopResultBuilder]: For program point L1990(lines 1990 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,330 INFO L858 garLoopResultBuilder]: For program point L934(lines 934 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,330 INFO L858 garLoopResultBuilder]: For program point L1727(lines 1727 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,330 INFO L858 garLoopResultBuilder]: For program point L670(lines 670 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,330 INFO L858 garLoopResultBuilder]: For program point L2256(lines 2256 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,330 INFO L858 garLoopResultBuilder]: For program point L3050(lines 3050 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,331 INFO L858 garLoopResultBuilder]: For program point L1465(lines 1465 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,331 INFO L858 garLoopResultBuilder]: For program point L3315(lines 3315 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,331 INFO L858 garLoopResultBuilder]: For program point L4372(lines 4372 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,331 INFO L858 garLoopResultBuilder]: For program point L1201(lines 1201 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,331 INFO L858 garLoopResultBuilder]: For program point L3844(lines 3844 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,331 INFO L858 garLoopResultBuilder]: For program point L3580(lines 3580 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,331 INFO L858 garLoopResultBuilder]: For program point L146(lines 146 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,332 INFO L858 garLoopResultBuilder]: For program point L2789(lines 2789 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,332 INFO L858 garLoopResultBuilder]: For program point L2525(lines 2525 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,332 INFO L858 garLoopResultBuilder]: For program point L411(lines 411 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,332 INFO L858 garLoopResultBuilder]: For program point L4111(lines 4111 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,332 INFO L858 garLoopResultBuilder]: For program point L1997(lines 1997 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,332 INFO L858 garLoopResultBuilder]: For program point L676(lines 676 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,333 INFO L858 garLoopResultBuilder]: For program point L2262(lines 2262 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,333 INFO L858 garLoopResultBuilder]: For program point L941(lines 941 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,333 INFO L858 garLoopResultBuilder]: For program point L1734(lines 1734 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,333 INFO L858 garLoopResultBuilder]: For program point L3584(lines 3584 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,333 INFO L858 garLoopResultBuilder]: For program point L3320(lines 3320 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,333 INFO L858 garLoopResultBuilder]: For program point L1471(lines 1471 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,333 INFO L858 garLoopResultBuilder]: For program point L4378(lines 4378 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,334 INFO L858 garLoopResultBuilder]: For program point L1207(lines 1207 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,334 INFO L858 garLoopResultBuilder]: For program point L3057(lines 3057 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,334 INFO L858 garLoopResultBuilder]: For program point L3850(lines 3850 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,334 INFO L858 garLoopResultBuilder]: For program point L151(lines 151 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,334 INFO L858 garLoopResultBuilder]: For program point L2794(lines 2794 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,334 INFO L858 garLoopResultBuilder]: For program point L416(lines 416 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,334 INFO L858 garLoopResultBuilder]: For program point L4116(lines 4116 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,335 INFO L858 garLoopResultBuilder]: For program point L2531(lines 2531 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,335 INFO L858 garLoopResultBuilder]: For program point L946(lines 946 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,335 INFO L858 garLoopResultBuilder]: For program point L682(lines 682 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,335 INFO L858 garLoopResultBuilder]: For program point L2004(lines 2004 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,335 INFO L858 garLoopResultBuilder]: For program point L3590(lines 3590 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,335 INFO L858 garLoopResultBuilder]: For program point L2269(lines 2269 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,335 INFO L858 garLoopResultBuilder]: For program point L3062(lines 3062 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,336 INFO L858 garLoopResultBuilder]: For program point L1477(lines 1477 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,336 INFO L858 garLoopResultBuilder]: For program point L3327(lines 3327 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,336 INFO L858 garLoopResultBuilder]: For program point L4384(lines 4384 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,336 INFO L858 garLoopResultBuilder]: For program point L1213(lines 1213 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,336 INFO L858 garLoopResultBuilder]: For program point L3856(lines 3856 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,336 INFO L858 garLoopResultBuilder]: For program point L1742(lines 1742 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,336 INFO L858 garLoopResultBuilder]: For program point L157(lines 157 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,337 INFO L858 garLoopResultBuilder]: For program point L422(lines 422 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,337 INFO L858 garLoopResultBuilder]: For program point L4122(lines 4122 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,337 INFO L858 garLoopResultBuilder]: For program point L2801(lines 2801 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,337 INFO L858 garLoopResultBuilder]: For program point L2273(lines 2273 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,337 INFO L858 garLoopResultBuilder]: For program point L2009(lines 2009 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,337 INFO L858 garLoopResultBuilder]: For program point L952(lines 952 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,337 INFO L858 garLoopResultBuilder]: For program point L1481(lines 1481 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,338 INFO L858 garLoopResultBuilder]: For program point L689(lines 689 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,338 INFO L858 garLoopResultBuilder]: For program point L2539(lines 2539 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,338 INFO L858 garLoopResultBuilder]: For program point L1218(lines 1218 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,338 INFO L858 garLoopResultBuilder]: For program point L161(lines 161 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,338 INFO L858 garLoopResultBuilder]: For program point L3068(lines 3068 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,338 INFO L858 garLoopResultBuilder]: For program point L3862(lines 3862 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,338 INFO L858 garLoopResultBuilder]: For program point L1748(lines 1748 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,339 INFO L858 garLoopResultBuilder]: For program point L3598(lines 3598 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,339 INFO L858 garLoopResultBuilder]: For program point L1484(lines 1484 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,339 INFO L858 garLoopResultBuilder]: For program point L3334(lines 3334 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,339 INFO L858 garLoopResultBuilder]: For program point L2806(lines 2806 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,339 INFO L858 garLoopResultBuilder]: For program point L2278(lines 2278 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,339 INFO L858 garLoopResultBuilder]: For program point L4392(lines 4392 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,339 INFO L858 garLoopResultBuilder]: For program point L4128(lines 4128 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,340 INFO L858 garLoopResultBuilder]: For program point L429(lines 429 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,340 INFO L858 garLoopResultBuilder]: For program point L165(lines 165 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,340 INFO L858 garLoopResultBuilder]: For program point L694(lines 694 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,340 INFO L858 garLoopResultBuilder]: For program point L2016(lines 2016 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,340 INFO L858 garLoopResultBuilder]: For program point L2545(lines 2545 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,340 INFO L858 garLoopResultBuilder]: For program point L1224(lines 1224 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,340 INFO L858 garLoopResultBuilder]: For program point L960(lines 960 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,341 INFO L858 garLoopResultBuilder]: For program point L3867(lines 3867 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,341 INFO L858 garLoopResultBuilder]: For program point L3603(lines 3603 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,341 INFO L858 garLoopResultBuilder]: For program point L3075(lines 3075 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,341 INFO L858 garLoopResultBuilder]: For program point L2811(lines 2811 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,341 INFO L858 garLoopResultBuilder]: For program point L3340(lines 3340 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,341 INFO L858 garLoopResultBuilder]: For program point L4397(lines 4397 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,341 INFO L858 garLoopResultBuilder]: For program point L1755(lines 1755 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,342 INFO L858 garLoopResultBuilder]: For program point L1491(lines 1491 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,342 INFO L858 garLoopResultBuilder]: For program point L434(lines 434 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,342 INFO L858 garLoopResultBuilder]: For program point L170(lines 170 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,342 INFO L858 garLoopResultBuilder]: For program point L4135(lines 4135 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,342 INFO L858 garLoopResultBuilder]: For program point L2286(lines 2286 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,342 INFO L858 garLoopResultBuilder]: For program point L2022(lines 2022 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,342 INFO L858 garLoopResultBuilder]: For program point L701(lines 701 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,343 INFO L858 garLoopResultBuilder]: For program point L2551(lines 2551 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,343 INFO L858 garLoopResultBuilder]: For program point L966(lines 966 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,343 INFO L858 garLoopResultBuilder]: For program point L1231(lines 1231 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,343 INFO L858 garLoopResultBuilder]: For program point L3081(lines 3081 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,343 INFO L858 garLoopResultBuilder]: For program point L3874(lines 3874 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,343 INFO L858 garLoopResultBuilder]: For program point L3610(lines 3610 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,344 INFO L858 garLoopResultBuilder]: For program point L1496(lines 1496 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,344 INFO L858 garLoopResultBuilder]: For program point L2818(lines 2818 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,344 INFO L858 garLoopResultBuilder]: For program point L1761(lines 1761 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,344 INFO L858 garLoopResultBuilder]: For program point L440(lines 440 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,344 INFO L858 garLoopResultBuilder]: For program point L3347(lines 3347 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,344 INFO L858 garLoopResultBuilder]: For program point L4404(lines 4404 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,344 INFO L858 garLoopResultBuilder]: For program point L176(lines 176 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,345 INFO L858 garLoopResultBuilder]: For program point L2291(lines 2291 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,345 INFO L858 garLoopResultBuilder]: For program point L4141(lines 4141 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,345 INFO L858 garLoopResultBuilder]: For program point L3085(lines 3085 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,345 INFO L858 garLoopResultBuilder]: For program point L2029(lines 2029 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,345 INFO L858 garLoopResultBuilder]: For program point L3879(lines 3879 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,345 INFO L858 garLoopResultBuilder]: For program point L708(lines 708 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,345 INFO L858 garLoopResultBuilder]: For program point L2558(lines 2558 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,346 INFO L858 garLoopResultBuilder]: For program point L4408(lines 4408 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,346 INFO L858 garLoopResultBuilder]: For program point L1237(lines 1237 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,346 INFO L858 garLoopResultBuilder]: For program point L973(lines 973 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,346 INFO L858 garLoopResultBuilder]: For program point L3617(lines 3617 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,346 INFO L858 garLoopResultBuilder]: For program point L1503(lines 1503 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,346 INFO L858 garLoopResultBuilder]: For program point L446(lines 446 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,346 INFO L858 garLoopResultBuilder]: For program point L2825(lines 2825 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,347 INFO L858 garLoopResultBuilder]: For program point L3354(lines 3354 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,347 INFO L858 garLoopResultBuilder]: For program point L183(lines 183 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,347 INFO L858 garLoopResultBuilder]: For program point L2033(lines 2033 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,347 INFO L858 garLoopResultBuilder]: For program point L1769(lines 1769 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,347 INFO L858 garLoopResultBuilder]: For program point L2298(lines 2298 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,347 INFO L858 garLoopResultBuilder]: For program point L4148(lines 4148 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,347 INFO L858 garLoopResultBuilder]: For program point L3091(lines 3091 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,348 INFO L858 garLoopResultBuilder]: For program point L1242(lines 1242 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,348 INFO L858 garLoopResultBuilder]: For program point L978(lines 978 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,348 INFO L858 garLoopResultBuilder]: For program point L714(lines 714 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,348 INFO L858 garLoopResultBuilder]: For program point L2564(lines 2564 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,348 INFO L858 garLoopResultBuilder]: For program point L450(lines 450 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,348 INFO L858 garLoopResultBuilder]: For program point L3886(lines 3886 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,348 INFO L858 garLoopResultBuilder]: For program point L3622(lines 3622 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,349 INFO L858 garLoopResultBuilder]: For program point L4415(lines 4415 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,349 INFO L858 garLoopResultBuilder]: For program point L3359(lines 3359 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,349 INFO L858 garLoopResultBuilder]: For program point L1510(lines 1510 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,349 INFO L858 garLoopResultBuilder]: For program point L1246(lines 1246 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,349 INFO L858 garLoopResultBuilder]: For program point L2303(lines 2303 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,349 INFO L858 garLoopResultBuilder]: For program point L189(lines 189 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,349 INFO L858 garLoopResultBuilder]: For program point L2039(lines 2039 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,350 INFO L858 garLoopResultBuilder]: For program point L2832(lines 2832 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,350 INFO L858 garLoopResultBuilder]: For program point L454(lines 454 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,350 INFO L858 garLoopResultBuilder]: For program point L3097(lines 3097 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,350 INFO L858 garLoopResultBuilder]: For program point L1776(lines 1776 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,350 INFO L858 garLoopResultBuilder]: For program point L4155(lines 4155 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,350 INFO L858 garLoopResultBuilder]: For program point L457(lines 457 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,350 INFO L858 garLoopResultBuilder]: For program point L986(lines 986 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,351 INFO L858 garLoopResultBuilder]: For program point L3893(lines 3893 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,351 INFO L858 garLoopResultBuilder]: For program point L722(lines 722 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,351 INFO L858 garLoopResultBuilder]: For program point L2572(lines 2572 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,351 INFO L858 garLoopResultBuilder]: For program point L3629(lines 3629 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,351 INFO L858 garLoopResultBuilder]: For program point L3365(lines 3365 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,351 INFO L858 garLoopResultBuilder]: For program point L1516(lines 1516 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,351 INFO L858 garLoopResultBuilder]: For program point L4423(lines 4423 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,352 INFO L858 garLoopResultBuilder]: For program point L1252(lines 1252 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,352 INFO L858 garLoopResultBuilder]: For program point L2309(lines 2309 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,352 INFO L858 garLoopResultBuilder]: For program point L195(lines 195 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,352 INFO L858 garLoopResultBuilder]: For program point L3102(lines 3102 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,352 INFO L858 garLoopResultBuilder]: For program point L2045(lines 2045 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,352 INFO L858 garLoopResultBuilder]: For program point L1781(lines 1781 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,352 INFO L858 garLoopResultBuilder]: For program point L2574(lines 2574 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,353 INFO L858 garLoopResultBuilder]: For program point L2839(lines 2839 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,353 INFO L858 garLoopResultBuilder]: For program point L3897(lines 3897 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,353 INFO L858 garLoopResultBuilder]: For program point L4162(lines 4162 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,353 INFO L858 garLoopResultBuilder]: For program point L3370(lines 3370 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,353 INFO L858 garLoopResultBuilder]: For program point L992(lines 992 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,353 INFO L858 garLoopResultBuilder]: For program point L464(lines 464 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,353 INFO L858 garLoopResultBuilder]: For program point L2314(lines 2314 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,354 INFO L858 garLoopResultBuilder]: For program point L4428(lines 4428 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,354 INFO L858 garLoopResultBuilder]: For program point L3900(lines 3900 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,354 INFO L858 garLoopResultBuilder]: For program point L1786(lines 1786 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,354 INFO L858 garLoopResultBuilder]: For program point L729(lines 729 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,354 INFO L858 garLoopResultBuilder]: For program point L3636(lines 3636 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,354 INFO L858 garLoopResultBuilder]: For program point L1522(lines 1522 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,354 INFO L858 garLoopResultBuilder]: For program point L2051(lines 2051 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,355 INFO L858 garLoopResultBuilder]: For program point L2844(lines 2844 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,355 INFO L858 garLoopResultBuilder]: For program point L1259(lines 1259 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,355 INFO L858 garLoopResultBuilder]: For program point L202(lines 202 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,355 INFO L858 garLoopResultBuilder]: For program point L2581(lines 2581 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,355 INFO L858 garLoopResultBuilder]: For program point L3110(lines 3110 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,355 INFO L858 garLoopResultBuilder]: For program point L4168(lines 4168 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,355 INFO L858 garLoopResultBuilder]: For program point L998(lines 998 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,356 INFO L858 garLoopResultBuilder]: For program point L734(lines 734 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,356 INFO L858 garLoopResultBuilder]: For program point L3641(lines 3641 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,356 INFO L858 garLoopResultBuilder]: For program point L1527(lines 1527 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,356 INFO L858 garLoopResultBuilder]: For program point L4434(lines 4434 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,356 INFO L858 garLoopResultBuilder]: For program point L2320(lines 2320 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,356 INFO L858 garLoopResultBuilder]: For program point L3377(lines 3377 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,356 INFO L858 garLoopResultBuilder]: For program point L3906(lines 3906 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,356 INFO L858 garLoopResultBuilder]: For program point L471(lines 471 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,357 INFO L858 garLoopResultBuilder]: For program point L2057(lines 2057 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,357 INFO L858 garLoopResultBuilder]: For program point L2850(lines 2850 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,357 INFO L858 garLoopResultBuilder]: For program point L1793(lines 1793 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,357 INFO L858 garLoopResultBuilder]: For program point L1265(lines 1265 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,357 INFO L858 garLoopResultBuilder]: For program point L208(lines 208 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,357 INFO L858 garLoopResultBuilder]: For program point L738(lines 738 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,357 INFO L858 garLoopResultBuilder]: For program point L2588(lines 2588 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,358 INFO L858 garLoopResultBuilder]: For program point L4438(lines 4438 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,358 INFO L858 garLoopResultBuilder]: For program point L4174(lines 4174 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,358 INFO L858 garLoopResultBuilder]: For program point L3117(lines 3117 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,358 INFO L858 garLoopResultBuilder]: For program point L3646(lines 3646 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,358 INFO L858 garLoopResultBuilder]: For program point L1005(lines 1005 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,358 INFO L858 garLoopResultBuilder]: For program point L1534(lines 1534 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,358 INFO L858 garLoopResultBuilder]: For program point L477(lines 477 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,359 INFO L858 garLoopResultBuilder]: For program point L3384(lines 3384 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,359 INFO L858 garLoopResultBuilder]: For program point L2327(lines 2327 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,359 INFO L858 garLoopResultBuilder]: For program point L2856(lines 2856 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,359 INFO L858 garLoopResultBuilder]: For program point L3913(lines 3913 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,359 INFO L858 garLoopResultBuilder]: For program point L1271(lines 1271 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,359 INFO L858 garLoopResultBuilder]: For program point L214(lines 214 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,359 INFO L858 garLoopResultBuilder]: For program point L1800(lines 1800 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,360 INFO L858 garLoopResultBuilder]: For program point L2593(lines 2593 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,360 INFO L858 garLoopResultBuilder]: For program point L4443(lines 4443 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,360 INFO L858 garLoopResultBuilder]: For program point L2065(lines 2065 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,360 INFO L858 garLoopResultBuilder]: For program point L744(lines 744 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,360 INFO L858 garLoopResultBuilder]: For program point L3651(lines 3651 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,360 INFO L858 garLoopResultBuilder]: For program point L4180(lines 4180 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,360 INFO L858 garLoopResultBuilder]: For program point L3916(lines 3916 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,361 INFO L858 garLoopResultBuilder]: For program point L3124(lines 3124 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,361 INFO L858 garLoopResultBuilder]: For program point L482(lines 482 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,361 INFO L858 garLoopResultBuilder]: For program point L1011(lines 1011 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,361 INFO L858 garLoopResultBuilder]: For program point L1540(lines 1540 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,361 INFO L858 garLoopResultBuilder]: For program point L1276(lines 1276 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,361 INFO L858 garLoopResultBuilder]: For program point L2862(lines 2862 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,361 INFO L858 garLoopResultBuilder]: For program point L2334(lines 2334 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,362 INFO L858 garLoopResultBuilder]: For program point L3391(lines 3391 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,362 INFO L858 garLoopResultBuilder]: For program point L4448(lines 4448 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,362 INFO L858 garLoopResultBuilder]: For program point L220(lines 220 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,362 INFO L858 garLoopResultBuilder]: For program point L4184(lines 4184 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,362 INFO L858 garLoopResultBuilder]: For program point L2599(lines 2599 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,362 INFO L858 garLoopResultBuilder]: For program point L1807(lines 1807 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,362 INFO L858 garLoopResultBuilder]: For program point L750(lines 750 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,363 INFO L858 garLoopResultBuilder]: For program point L2072(lines 2072 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,363 INFO L858 garLoopResultBuilder]: For program point L3129(lines 3129 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,363 INFO L858 garLoopResultBuilder]: For program point L3922(lines 3922 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,363 INFO L858 garLoopResultBuilder]: For program point L3658(lines 3658 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,363 INFO L858 garLoopResultBuilder]: For program point L488(lines 488 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,363 INFO L858 garLoopResultBuilder]: For program point L1546(lines 1546 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,363 INFO L858 garLoopResultBuilder]: For program point L3396(lines 3396 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,364 INFO L858 garLoopResultBuilder]: For program point L4453(lines 4453 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,364 INFO L858 garLoopResultBuilder]: For program point L1282(lines 1282 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,364 INFO L858 garLoopResultBuilder]: For program point L1018(lines 1018 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,364 INFO L858 garLoopResultBuilder]: For program point L2868(lines 2868 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,364 INFO L858 garLoopResultBuilder]: For program point L2340(lines 2340 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,364 INFO L858 garLoopResultBuilder]: For program point L1812(lines 1812 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,364 INFO L858 garLoopResultBuilder]: For program point L227(lines 227 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,364 INFO L858 garLoopResultBuilder]: For program point L4191(lines 4191 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,365 INFO L858 garLoopResultBuilder]: For program point L756(lines 756 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,365 INFO L858 garLoopResultBuilder]: For program point L2078(lines 2078 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,365 INFO L858 garLoopResultBuilder]: For program point L3135(lines 3135 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,365 INFO L858 garLoopResultBuilder]: For program point L2607(lines 2607 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,365 INFO L858 garLoopResultBuilder]: For program point L3929(lines 3929 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,365 INFO L858 garLoopResultBuilder]: For program point L3665(lines 3665 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,365 INFO L858 garLoopResultBuilder]: For program point L1551(lines 1551 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,366 INFO L858 garLoopResultBuilder]: For program point L4458(lines 4458 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,366 INFO L858 garLoopResultBuilder]: For program point L1287(lines 1287 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,366 INFO L858 garLoopResultBuilder]: For program point L1023(lines 1023 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,366 INFO L858 garLoopResultBuilder]: For program point L495(lines 495 1382) no Hoare annotation was computed. [2021-11-12 22:25:32,366 INFO L858 garLoopResultBuilder]: For program point L4724-1(lines 4084 4818) no Hoare annotation was computed. [2021-11-12 22:25:32,366 INFO L858 garLoopResultBuilder]: For program point L2346(lines 2346 2719) no Hoare annotation was computed. [2021-11-12 22:25:32,366 INFO L858 garLoopResultBuilder]: For program point L3403(lines 3403 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,367 INFO L858 garLoopResultBuilder]: For program point L4196(lines 4196 4633) no Hoare annotation was computed. [2021-11-12 22:25:32,367 INFO L858 garLoopResultBuilder]: For program point L2875(lines 2875 4081) no Hoare annotation was computed. [2021-11-12 22:25:32,370 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:25:32,372 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-12 22:25:32,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 10:25:32 BoogieIcfgContainer [2021-11-12 22:25:32,419 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-12 22:25:32,419 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-12 22:25:32,420 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-12 22:25:32,420 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-12 22:25:32,420 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:23:07" (3/4) ... [2021-11-12 22:25:32,423 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-12 22:25:32,506 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 115 nodes and edges [2021-11-12 22:25:32,517 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-12 22:25:32,528 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-11-12 22:25:32,539 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-12 22:25:33,079 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/witness.graphml [2021-11-12 22:25:33,080 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-12 22:25:33,081 INFO L158 Benchmark]: Toolchain (without parser) took 153260.16ms. Allocated memory was 123.7MB in the beginning and 12.9GB in the end (delta: 12.7GB). Free memory was 73.8MB in the beginning and 9.0GB in the end (delta: -8.9GB). Peak memory consumption was 3.9GB. Max. memory is 16.1GB. [2021-11-12 22:25:33,081 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 86.0MB. Free memory was 46.4MB in the beginning and 46.4MB in the end (delta: 40.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:25:33,082 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2353.80ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 73.6MB in the beginning and 85.4MB in the end (delta: -11.9MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. [2021-11-12 22:25:33,082 INFO L158 Benchmark]: Boogie Procedure Inliner took 321.91ms. Allocated memory is still 148.9MB. Free memory was 85.4MB in the beginning and 74.1MB in the end (delta: 11.3MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. [2021-11-12 22:25:33,083 INFO L158 Benchmark]: Boogie Preprocessor took 333.72ms. Allocated memory was 148.9MB in the beginning and 241.2MB in the end (delta: 92.3MB). Free memory was 74.1MB in the beginning and 149.2MB in the end (delta: -75.1MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2021-11-12 22:25:33,083 INFO L158 Benchmark]: RCFGBuilder took 4424.72ms. Allocated memory was 241.2MB in the beginning and 417.3MB in the end (delta: 176.2MB). Free memory was 149.2MB in the beginning and 240.9MB in the end (delta: -91.6MB). Peak memory consumption was 197.8MB. Max. memory is 16.1GB. [2021-11-12 22:25:33,087 INFO L158 Benchmark]: TraceAbstraction took 145157.07ms. Allocated memory was 417.3MB in the beginning and 12.9GB in the end (delta: 12.5GB). Free memory was 239.8MB in the beginning and 9.1GB in the end (delta: -8.8GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. [2021-11-12 22:25:33,088 INFO L158 Benchmark]: Witness Printer took 660.42ms. Allocated memory is still 12.9GB. Free memory was 9.1GB in the beginning and 9.0GB in the end (delta: 115.3MB). Peak memory consumption was 115.3MB. Max. memory is 16.1GB. [2021-11-12 22:25:33,091 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 86.0MB. Free memory was 46.4MB in the beginning and 46.4MB in the end (delta: 40.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2353.80ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 73.6MB in the beginning and 85.4MB in the end (delta: -11.9MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 321.91ms. Allocated memory is still 148.9MB. Free memory was 85.4MB in the beginning and 74.1MB in the end (delta: 11.3MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 333.72ms. Allocated memory was 148.9MB in the beginning and 241.2MB in the end (delta: 92.3MB). Free memory was 74.1MB in the beginning and 149.2MB in the end (delta: -75.1MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4424.72ms. Allocated memory was 241.2MB in the beginning and 417.3MB in the end (delta: 176.2MB). Free memory was 149.2MB in the beginning and 240.9MB in the end (delta: -91.6MB). Peak memory consumption was 197.8MB. Max. memory is 16.1GB. * TraceAbstraction took 145157.07ms. Allocated memory was 417.3MB in the beginning and 12.9GB in the end (delta: 12.5GB). Free memory was 239.8MB in the beginning and 9.1GB in the end (delta: -8.8GB). Peak memory consumption was 3.8GB. Max. memory is 16.1GB. * Witness Printer took 660.42ms. Allocated memory is still 12.9GB. Free memory was 9.1GB in the beginning and 9.0GB in the end (delta: 115.3MB). Peak memory consumption was 115.3MB. 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: 4728]: 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, 763 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 145.0s, OverallIterations: 17, TraceHistogramMax: 17, PathProgramHistogramMax: 1, EmptinessCheckTime: 2.1s, AutomataDifference: 56.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 19.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 13635 SdHoareTripleChecker+Valid, 48307.24ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 13635 mSDsluCounter, 12209 SdHoareTripleChecker+Invalid, 38839.96ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 149 mSDsCounter, 14352 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 41819 IncrementalHoareTripleChecker+Invalid, 56171 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 14352 mSolverCounterUnsat, 12063 mSDtfsCounter, 41819 mSolverCounterSat, 197.76ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 21362 GetRequests, 21326 SyntacticMatches, 3 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=100059occurred in iteration=16, InterpolantAutomatonStates: 55, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 12.6s AutomataMinimizationTime, 17 MinimizatonAttempts, 38655 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 769 NumberOfFragments, 1461 HoareAnnotationTreeSize, 6 FomulaSimplifications, 2970 FormulaSimplificationTreeSizeReduction, 10.6s HoareSimplificationTime, 6 FomulaSimplificationsInter, 69039 FormulaSimplificationTreeSizeReductionInter, 8.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 2.4s SsaConstructionTime, 3.7s SatisfiabilityAnalysisTime, 47.2s InterpolantComputationTime, 35947 NumberOfCodeBlocks, 35947 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 46581 ConstructedInterpolants, 0 QuantifiedInterpolants, 92112 SizeOfPredicates, 0 NumberOfNonLiveVariables, 12389 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 23 InterpolantComputations, 20 PerfectInterpolantSequences, 118314/118581 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: 49]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((19 <= a26 && a3 <= 0) && a7 == 0) && a28 <= 16) && !(16 == a4)) || ((((a4 <= 17 && a14 <= 19) && a3 <= 0) && a7 == 0) && !(16 == a4))) || (((a14 == 20 && a3 <= 0) && a28 <= 16) && a7 == 1)) || (((a14 == 20 && 16 == a4) && a3 == 1) && a7 == 1)) || (((a3 <= 0 && 16 == a4) && a7 == 0) && a26 <= 18)) || ((a3 <= 0 && a14 == 18) && a7 == 1)) || (((a14 <= 19 && a3 <= 0) && a7 == 1) && !(16 == a4))) || (((a14 == 20 && a3 <= 0) && 16 == a4) && a7 == 1)) || (((a14 == 20 && a3 == 1) && a28 <= 16) && a7 == 1)) || (((a4 <= 17 && a26 <= 17) && a3 <= 0) && a7 == 0)) || ((a14 <= 19 && a7 == 0) && a3 == 1)) || ((((a14 == 20 && a4 <= 17) && a3 == 1) && a7 == 1) && a26 <= 18)) || ((a7 == 0 && a3 == 1) && a28 <= 15)) || ((a3 <= 0 && a7 == 0) && a28 <= 15)) || ((a26 <= 17 && a7 == 0) && a3 == 1)) || (((a14 <= 19 && a3 <= 0) && a7 == 1) && a26 <= 18)) || ((a14 <= 19 && a3 == 1) && a7 == 1)) || ((a7 == 0 && a3 == 1) && !(16 == a4))) || ((((a14 <= 19 && a3 <= 0) && a7 == 0) && a28 <= 16) && a26 <= 18)) || ((a3 <= 0 && a14 == 18) && a7 == 0)) || ((((a14 == 20 && 19 <= a26) && a4 <= 17) && a3 <= 0) && a7 == 1)) || ((19 <= a26 && a7 == 0) && a3 == 1)) || (((a14 <= 19 && a3 <= 0) && a28 <= 16) && a7 == 1) - InvariantResult [Line: 4820]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4084]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((19 <= a26 && a3 <= 0) && a7 == 0) && a28 <= 16) && !(16 == a4)) || ((((a4 <= 17 && a14 <= 19) && a3 <= 0) && a7 == 0) && !(16 == a4))) || (((a14 == 20 && a3 <= 0) && a28 <= 16) && a7 == 1)) || (((a14 == 20 && 16 == a4) && a3 == 1) && a7 == 1)) || (((a3 <= 0 && 16 == a4) && a7 == 0) && a26 <= 18)) || ((a3 <= 0 && a14 == 18) && a7 == 1)) || (((a14 <= 19 && a3 <= 0) && a7 == 1) && !(16 == a4))) || (((a14 == 20 && a3 <= 0) && 16 == a4) && a7 == 1)) || (((a14 == 20 && a3 == 1) && a28 <= 16) && a7 == 1)) || (((a4 <= 17 && a26 <= 17) && a3 <= 0) && a7 == 0)) || ((a14 <= 19 && a7 == 0) && a3 == 1)) || ((((a14 == 20 && a4 <= 17) && a3 == 1) && a7 == 1) && a26 <= 18)) || ((a7 == 0 && a3 == 1) && a28 <= 15)) || ((a3 <= 0 && a7 == 0) && a28 <= 15)) || ((a26 <= 17 && a7 == 0) && a3 == 1)) || (((a14 <= 19 && a3 <= 0) && a7 == 1) && a26 <= 18)) || ((a14 <= 19 && a3 == 1) && a7 == 1)) || ((a7 == 0 && a3 == 1) && !(16 == a4))) || ((((a14 <= 19 && a3 <= 0) && a7 == 0) && a28 <= 16) && a26 <= 18)) || ((a3 <= 0 && a14 == 18) && a7 == 0)) || ((((a14 == 20 && 19 <= a26) && a4 <= 17) && a3 <= 0) && a7 == 1)) || ((19 <= a26 && a7 == 0) && a3 == 1)) || (((a14 <= 19 && a3 <= 0) && a28 <= 16) && a7 == 1) - InvariantResult [Line: 1385]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((19 <= a26 && a3 <= 0) && a7 == 0) && a28 <= 16) && !(16 == a4)) || ((((a4 <= 17 && a14 <= 19) && a3 <= 0) && a7 == 0) && !(16 == a4))) || (((a14 == 20 && a3 <= 0) && a28 <= 16) && a7 == 1)) || (((a14 == 20 && 16 == a4) && a3 == 1) && a7 == 1)) || (((a3 <= 0 && 16 == a4) && a7 == 0) && a26 <= 18)) || ((a3 <= 0 && a14 == 18) && a7 == 1)) || (((a14 <= 19 && a3 <= 0) && a7 == 1) && !(16 == a4))) || (((a14 == 20 && a3 <= 0) && 16 == a4) && a7 == 1)) || (((a14 == 20 && a3 == 1) && a28 <= 16) && a7 == 1)) || (((a4 <= 17 && a26 <= 17) && a3 <= 0) && a7 == 0)) || ((a14 <= 19 && a7 == 0) && a3 == 1)) || ((((a14 == 20 && a4 <= 17) && a3 == 1) && a7 == 1) && a26 <= 18)) || ((a7 == 0 && a3 == 1) && a28 <= 15)) || ((a3 <= 0 && a7 == 0) && a28 <= 15)) || ((a26 <= 17 && a7 == 0) && a3 == 1)) || (((a14 <= 19 && a3 <= 0) && a7 == 1) && a26 <= 18)) || ((a14 <= 19 && a3 == 1) && a7 == 1)) || ((a7 == 0 && a3 == 1) && !(16 == a4))) || ((((a14 <= 19 && a3 <= 0) && a7 == 0) && a28 <= 16) && a26 <= 18)) || ((a3 <= 0 && a14 == 18) && a7 == 0)) || ((((a14 == 20 && 19 <= a26) && a4 <= 17) && a3 <= 0) && a7 == 1)) || ((19 <= a26 && a7 == 0) && a3 == 1)) || (((a14 <= 19 && a3 <= 0) && a28 <= 16) && a7 == 1) - InvariantResult [Line: 4826]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((19 <= a26 && a3 <= 0) && a7 == 0) && a28 <= 16) && !(16 == a4)) || ((((a4 <= 17 && a14 <= 19) && a3 <= 0) && a7 == 0) && !(16 == a4))) || (((a14 == 20 && a3 <= 0) && a28 <= 16) && a7 == 1)) || (((a14 == 20 && 16 == a4) && a3 == 1) && a7 == 1)) || (((a3 <= 0 && 16 == a4) && a7 == 0) && a26 <= 18)) || ((a3 <= 0 && a14 == 18) && a7 == 1)) || (((a14 <= 19 && a3 <= 0) && a7 == 1) && !(16 == a4))) || (((a14 == 20 && a3 <= 0) && 16 == a4) && a7 == 1)) || (((a14 == 20 && a3 == 1) && a28 <= 16) && a7 == 1)) || (((a4 <= 17 && a26 <= 17) && a3 <= 0) && a7 == 0)) || ((a14 <= 19 && a7 == 0) && a3 == 1)) || ((((a14 == 20 && a4 <= 17) && a3 == 1) && a7 == 1) && a26 <= 18)) || ((a7 == 0 && a3 == 1) && a28 <= 15)) || ((a3 <= 0 && a7 == 0) && a28 <= 15)) || ((a26 <= 17 && a7 == 0) && a3 == 1)) || (((a14 <= 19 && a3 <= 0) && a7 == 1) && a26 <= 18)) || ((a14 <= 19 && a3 == 1) && a7 == 1)) || ((a7 == 0 && a3 == 1) && !(16 == a4))) || ((((a14 <= 19 && a3 <= 0) && a7 == 0) && a28 <= 16) && a26 <= 18)) || ((a3 <= 0 && a14 == 18) && a7 == 0)) || ((((a14 == 20 && 19 <= a26) && a4 <= 17) && a3 <= 0) && a7 == 1)) || ((19 <= a26 && a7 == 0) && a3 == 1)) || (((a14 <= 19 && a3 <= 0) && a28 <= 16) && a7 == 1) - InvariantResult [Line: 2722]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((19 <= a26 && a3 <= 0) && a7 == 0) && a28 <= 16) && !(16 == a4)) || ((((a4 <= 17 && a14 <= 19) && a3 <= 0) && a7 == 0) && !(16 == a4))) || (((a14 == 20 && a3 <= 0) && a28 <= 16) && a7 == 1)) || (((a14 == 20 && 16 == a4) && a3 == 1) && a7 == 1)) || (((a3 <= 0 && 16 == a4) && a7 == 0) && a26 <= 18)) || ((a3 <= 0 && a14 == 18) && a7 == 1)) || (((a14 <= 19 && a3 <= 0) && a7 == 1) && !(16 == a4))) || (((a14 == 20 && a3 <= 0) && 16 == a4) && a7 == 1)) || (((a14 == 20 && a3 == 1) && a28 <= 16) && a7 == 1)) || (((a4 <= 17 && a26 <= 17) && a3 <= 0) && a7 == 0)) || ((a14 <= 19 && a7 == 0) && a3 == 1)) || ((((a14 == 20 && a4 <= 17) && a3 == 1) && a7 == 1) && a26 <= 18)) || ((a7 == 0 && a3 == 1) && a28 <= 15)) || ((a3 <= 0 && a7 == 0) && a28 <= 15)) || ((a26 <= 17 && a7 == 0) && a3 == 1)) || (((a14 <= 19 && a3 <= 0) && a7 == 1) && a26 <= 18)) || ((a14 <= 19 && a3 == 1) && a7 == 1)) || ((a7 == 0 && a3 == 1) && !(16 == a4))) || ((((a14 <= 19 && a3 <= 0) && a7 == 0) && a28 <= 16) && a26 <= 18)) || ((a3 <= 0 && a14 == 18) && a7 == 0)) || ((((a14 == 20 && 19 <= a26) && a4 <= 17) && a3 <= 0) && a7 == 1)) || ((19 <= a26 && a7 == 0) && a3 == 1)) || (((a14 <= 19 && a3 <= 0) && a28 <= 16) && a7 == 1) RESULT: Ultimate proved your program to be correct! [2021-11-12 22:25:33,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_842cd338-1351-49f2-9273-e9ac39a1caab/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE