./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/bin/utaipan-fb15Y9Yzbl --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 5b8ad5d8740269626905d9d5a2468afdc53741ffbc53080bd6ac9ee1933c3998 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:32:12,828 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:32:12,830 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:32:12,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:32:12,879 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:32:12,880 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:32:12,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:32:12,884 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:32:12,887 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:32:12,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:32:12,889 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:32:12,891 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:32:12,891 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:32:12,892 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:32:12,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:32:12,896 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:32:12,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:32:12,898 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:32:12,900 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:32:12,903 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:32:12,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:32:12,907 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:32:12,908 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:32:12,910 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:32:12,914 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:32:12,914 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:32:12,914 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:32:12,916 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:32:12,916 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:32:12,917 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:32:12,918 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:32:12,919 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:32:12,920 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:32:12,921 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:32:12,922 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:32:12,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:32:12,924 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:32:12,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:32:12,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:32:12,926 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:32:12,926 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:32:12,928 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-23 17:32:12,978 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:32:12,979 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:32:12,980 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:32:12,980 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:32:12,987 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:32:12,987 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:32:12,988 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:32:12,988 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:32:12,988 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:32:12,988 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:32:12,989 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:32:12,990 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:32:12,990 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:32:12,990 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:32:12,990 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:32:12,990 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:32:12,991 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:32:12,991 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:32:12,991 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:32:12,992 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 17:32:12,992 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:32:12,992 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 17:32:12,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:32:12,992 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:32:12,993 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:32:12,993 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:32:12,994 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 17:32:12,995 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:32:12,995 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:32:12,995 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:32:12,995 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:32:12,996 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:32:12,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:32:12,996 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:32:12,996 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:32:12,996 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:32:12,997 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:32:12,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:32:12,997 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:32:12,997 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:32:12,997 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:32:12,997 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_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b8ad5d8740269626905d9d5a2468afdc53741ffbc53080bd6ac9ee1933c3998 [2021-11-23 17:32:13,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:32:13,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:32:13,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:32:13,308 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:32:13,309 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:32:13,311 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c [2021-11-23 17:32:13,395 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/bin/utaipan-fb15Y9Yzbl/data/11eb6af9b/e2dab92c024a431ab71fd6caa1ea5560/FLAGd2a7a63ab [2021-11-23 17:32:14,092 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:32:14,096 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c [2021-11-23 17:32:14,114 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/bin/utaipan-fb15Y9Yzbl/data/11eb6af9b/e2dab92c024a431ab71fd6caa1ea5560/FLAGd2a7a63ab [2021-11-23 17:32:14,231 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/bin/utaipan-fb15Y9Yzbl/data/11eb6af9b/e2dab92c024a431ab71fd6caa1ea5560 [2021-11-23 17:32:14,234 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:32:14,236 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:32:14,237 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:32:14,238 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:32:14,241 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:32:14,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:32:14" (1/1) ... [2021-11-23 17:32:14,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c796b02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:32:14, skipping insertion in model container [2021-11-23 17:32:14,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:32:14" (1/1) ... [2021-11-23 17:32:14,252 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:32:14,365 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:32:14,627 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[1000,1013] [2021-11-23 17:32:14,633 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[1215,1228] [2021-11-23 17:32:15,183 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[83573,83586] [2021-11-23 17:32:15,190 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[83794,83807] [2021-11-23 17:32:15,196 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[84257,84270] [2021-11-23 17:32:15,201 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[84478,84491] [2021-11-23 17:32:15,207 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[84801,84814] [2021-11-23 17:32:15,211 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[85022,85035] [2021-11-23 17:32:15,216 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[85521,85534] [2021-11-23 17:32:15,220 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[85742,85755] [2021-11-23 17:32:15,226 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86050,86063] [2021-11-23 17:32:15,231 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86271,86284] [2021-11-23 17:32:15,235 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86594,86607] [2021-11-23 17:32:15,240 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86815,86828] [2021-11-23 17:32:15,245 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[87258,87271] [2021-11-23 17:32:15,250 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[87479,87492] [2021-11-23 17:32:15,273 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:32:15,284 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:32:15,309 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[1000,1013] [2021-11-23 17:32:15,310 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[1215,1228] [2021-11-23 17:32:15,627 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[83573,83586] [2021-11-23 17:32:15,632 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[83794,83807] [2021-11-23 17:32:15,638 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[84257,84270] [2021-11-23 17:32:15,642 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[84478,84491] [2021-11-23 17:32:15,649 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[84801,84814] [2021-11-23 17:32:15,655 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[85022,85035] [2021-11-23 17:32:15,661 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[85521,85534] [2021-11-23 17:32:15,665 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[85742,85755] [2021-11-23 17:32:15,671 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86050,86063] [2021-11-23 17:32:15,675 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86271,86284] [2021-11-23 17:32:15,679 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86594,86607] [2021-11-23 17:32:15,715 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86815,86828] [2021-11-23 17:32:15,738 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[87258,87271] [2021-11-23 17:32:15,743 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[87479,87492] [2021-11-23 17:32:15,752 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:32:15,781 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:32:15,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:32:15 WrapperNode [2021-11-23 17:32:15,782 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:32:15,784 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:32:15,785 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:32:15,785 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:32:15,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:32:15" (1/1) ... [2021-11-23 17:32:15,850 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:32:15" (1/1) ... [2021-11-23 17:32:15,979 INFO L137 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 3028 [2021-11-23 17:32:15,979 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:32:15,980 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:32:15,980 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:32:15,980 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:32:15,997 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:32:15" (1/1) ... [2021-11-23 17:32:15,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:32:15" (1/1) ... [2021-11-23 17:32:16,005 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:32:15" (1/1) ... [2021-11-23 17:32:16,006 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:32:15" (1/1) ... [2021-11-23 17:32:16,050 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:32:15" (1/1) ... [2021-11-23 17:32:16,073 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:32:15" (1/1) ... [2021-11-23 17:32:16,079 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:32:15" (1/1) ... [2021-11-23 17:32:16,095 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:32:16,096 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:32:16,096 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:32:16,096 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:32:16,097 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:32:15" (1/1) ... [2021-11-23 17:32:16,106 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:32:16,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:32:16,134 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:32:16,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:32:16,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:32:16,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:32:16,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:32:16,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:32:16,607 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:32:16,608 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:32:18,289 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:32:18,331 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 17:32:18,331 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 17:32:18,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:32:18 BoogieIcfgContainer [2021-11-23 17:32:18,337 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 17:32:18,341 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 17:32:18,341 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 17:32:18,345 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 17:32:18,345 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 05:32:14" (1/3) ... [2021-11-23 17:32:18,346 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@525746d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:32:18, skipping insertion in model container [2021-11-23 17:32:18,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:32:15" (2/3) ... [2021-11-23 17:32:18,348 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@525746d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:32:18, skipping insertion in model container [2021-11-23 17:32:18,348 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:32:18" (3/3) ... [2021-11-23 17:32:18,349 INFO L111 eAbstractionObserver]: Analyzing ICFG apache-get-tag.i.p+sep-reducer.c [2021-11-23 17:32:18,359 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 17:32:18,359 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2021-11-23 17:32:18,433 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 17:32:18,444 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 [2021-11-23 17:32:18,445 INFO L340 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2021-11-23 17:32:18,484 INFO L276 IsEmpty]: Start isEmpty. Operand has 473 states, 456 states have (on average 1.9714912280701755) internal successors, (899), 472 states have internal predecessors, (899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:18,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 17:32:18,500 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 17:32:18,500 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-23 17:32:18,501 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-23 17:32:18,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 17:32:18,506 INFO L85 PathProgramCache]: Analyzing trace with hash -662524203, now seen corresponding path program 1 times [2021-11-23 17:32:18,517 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 17:32:18,519 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567583175] [2021-11-23 17:32:18,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 17:32:18,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 17:32:18,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 17:32:18,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 17:32:18,787 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 17:32:18,787 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567583175] [2021-11-23 17:32:18,788 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567583175] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 17:32:18,788 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 17:32:18,789 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 17:32:18,790 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640554599] [2021-11-23 17:32:18,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 17:32:18,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 17:32:18,806 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 17:32:18,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 17:32:18,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 17:32:18,849 INFO L87 Difference]: Start difference. First operand has 473 states, 456 states have (on average 1.9714912280701755) internal successors, (899), 472 states have internal predecessors, (899), 0 states have call successors, (0), 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 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:20,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 17:32:20,083 INFO L93 Difference]: Finished difference Result 481 states and 904 transitions. [2021-11-23 17:32:20,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 17:32:20,086 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 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 6 [2021-11-23 17:32:20,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 17:32:20,100 INFO L225 Difference]: With dead ends: 481 [2021-11-23 17:32:20,100 INFO L226 Difference]: Without dead ends: 296 [2021-11-23 17:32:20,105 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 17:32:20,109 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 755 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 1093 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 755 SdHoareTripleChecker+Valid, 673 SdHoareTripleChecker+Invalid, 1222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1093 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-11-23 17:32:20,110 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [755 Valid, 673 Invalid, 1222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1093 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-11-23 17:32:20,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2021-11-23 17:32:20,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 296. [2021-11-23 17:32:20,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 296 states, 281 states have (on average 1.2775800711743772) internal successors, (359), 295 states have internal predecessors, (359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:20,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 359 transitions. [2021-11-23 17:32:20,170 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 359 transitions. Word has length 6 [2021-11-23 17:32:20,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 17:32:20,171 INFO L470 AbstractCegarLoop]: Abstraction has 296 states and 359 transitions. [2021-11-23 17:32:20,171 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:20,172 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 359 transitions. [2021-11-23 17:32:20,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 17:32:20,172 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 17:32:20,172 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-23 17:32:20,173 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 17:32:20,173 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-23 17:32:20,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 17:32:20,174 INFO L85 PathProgramCache]: Analyzing trace with hash 936590238, now seen corresponding path program 1 times [2021-11-23 17:32:20,174 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 17:32:20,175 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345804487] [2021-11-23 17:32:20,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 17:32:20,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 17:32:20,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 17:32:20,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 17:32:20,279 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 17:32:20,279 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345804487] [2021-11-23 17:32:20,280 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345804487] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 17:32:20,280 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 17:32:20,280 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 17:32:20,280 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697128124] [2021-11-23 17:32:20,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 17:32:20,282 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 17:32:20,282 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 17:32:20,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 17:32:20,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-23 17:32:20,283 INFO L87 Difference]: Start difference. First operand 296 states and 359 transitions. Second operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:20,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 17:32:20,702 INFO L93 Difference]: Finished difference Result 296 states and 359 transitions. [2021-11-23 17:32:20,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 17:32:20,703 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 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 7 [2021-11-23 17:32:20,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 17:32:20,706 INFO L225 Difference]: With dead ends: 296 [2021-11-23 17:32:20,706 INFO L226 Difference]: Without dead ends: 291 [2021-11-23 17:32:20,707 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-23 17:32:20,708 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 30 mSDsluCounter, 373 mSDsCounter, 0 mSdLazyCounter, 271 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 720 SdHoareTripleChecker+Invalid, 396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-23 17:32:20,709 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [30 Valid, 720 Invalid, 396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 271 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-23 17:32:20,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2021-11-23 17:32:20,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 291. [2021-11-23 17:32:20,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 291 states, 277 states have (on average 1.0613718411552346) internal successors, (294), 290 states have internal predecessors, (294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:20,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 294 transitions. [2021-11-23 17:32:20,727 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 294 transitions. Word has length 7 [2021-11-23 17:32:20,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 17:32:20,727 INFO L470 AbstractCegarLoop]: Abstraction has 291 states and 294 transitions. [2021-11-23 17:32:20,728 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:20,728 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 294 transitions. [2021-11-23 17:32:20,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 17:32:20,739 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 17:32:20,740 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] [2021-11-23 17:32:20,740 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 17:32:20,741 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-23 17:32:20,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 17:32:20,741 INFO L85 PathProgramCache]: Analyzing trace with hash -203403239, now seen corresponding path program 1 times [2021-11-23 17:32:20,742 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 17:32:20,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397321673] [2021-11-23 17:32:20,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 17:32:20,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 17:32:21,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 17:32:23,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 17:32:23,066 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 17:32:23,066 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397321673] [2021-11-23 17:32:23,067 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397321673] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 17:32:23,067 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 17:32:23,067 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [63] imperfect sequences [] total 63 [2021-11-23 17:32:23,067 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187792234] [2021-11-23 17:32:23,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 17:32:23,068 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2021-11-23 17:32:23,068 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 17:32:23,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2021-11-23 17:32:23,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1834, Invalid=2072, Unknown=0, NotChecked=0, Total=3906 [2021-11-23 17:32:23,073 INFO L87 Difference]: Start difference. First operand 291 states and 294 transitions. Second operand has 63 states, 63 states have (on average 3.857142857142857) internal successors, (243), 63 states have internal predecessors, (243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:24,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 17:32:24,051 INFO L93 Difference]: Finished difference Result 292 states and 295 transitions. [2021-11-23 17:32:24,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-11-23 17:32:24,052 INFO L78 Accepts]: Start accepts. Automaton has has 63 states, 63 states have (on average 3.857142857142857) internal successors, (243), 63 states have internal predecessors, (243), 0 states have call successors, (0), 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 243 [2021-11-23 17:32:24,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 17:32:24,062 INFO L225 Difference]: With dead ends: 292 [2021-11-23 17:32:24,062 INFO L226 Difference]: Without dead ends: 290 [2021-11-23 17:32:24,066 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=1896, Invalid=2136, Unknown=0, NotChecked=0, Total=4032 [2021-11-23 17:32:24,071 INFO L933 BasicCegarLoop]: 33 mSDtfsCounter, 929 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 1593 mSolverCounterSat, 216 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 929 SdHoareTripleChecker+Valid, 67 SdHoareTripleChecker+Invalid, 1809 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 1593 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-11-23 17:32:24,074 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [929 Valid, 67 Invalid, 1809 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 1593 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-11-23 17:32:24,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2021-11-23 17:32:24,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 289. [2021-11-23 17:32:24,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 289 states, 276 states have (on average 1.0579710144927537) internal successors, (292), 288 states have internal predecessors, (292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:24,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 292 transitions. [2021-11-23 17:32:24,104 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 292 transitions. Word has length 243 [2021-11-23 17:32:24,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 17:32:24,105 INFO L470 AbstractCegarLoop]: Abstraction has 289 states and 292 transitions. [2021-11-23 17:32:24,105 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 63 states have (on average 3.857142857142857) internal successors, (243), 63 states have internal predecessors, (243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:24,106 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 292 transitions. [2021-11-23 17:32:24,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-11-23 17:32:24,109 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 17:32:24,110 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] [2021-11-23 17:32:24,110 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 17:32:24,110 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-23 17:32:24,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 17:32:24,111 INFO L85 PathProgramCache]: Analyzing trace with hash -2010527020, now seen corresponding path program 1 times [2021-11-23 17:32:24,111 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 17:32:24,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498375745] [2021-11-23 17:32:24,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 17:32:24,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 17:32:24,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 17:32:25,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 17:32:25,395 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 17:32:25,395 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498375745] [2021-11-23 17:32:25,395 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498375745] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 17:32:25,395 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 17:32:25,395 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-23 17:32:25,396 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577819114] [2021-11-23 17:32:25,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 17:32:25,397 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 17:32:25,397 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 17:32:25,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 17:32:25,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-23 17:32:25,398 INFO L87 Difference]: Start difference. First operand 289 states and 292 transitions. Second operand has 7 states, 7 states have (on average 34.857142857142854) internal successors, (244), 7 states have internal predecessors, (244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:25,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 17:32:25,852 INFO L93 Difference]: Finished difference Result 291 states and 294 transitions. [2021-11-23 17:32:25,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 17:32:25,853 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 34.857142857142854) internal successors, (244), 7 states have internal predecessors, (244), 0 states have call successors, (0), 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 244 [2021-11-23 17:32:25,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 17:32:25,855 INFO L225 Difference]: With dead ends: 291 [2021-11-23 17:32:25,855 INFO L226 Difference]: Without dead ends: 289 [2021-11-23 17:32:25,856 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 114 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-23 17:32:25,857 INFO L933 BasicCegarLoop]: 31 mSDtfsCounter, 527 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 570 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 527 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 705 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 570 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-23 17:32:25,858 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [527 Valid, 41 Invalid, 705 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 570 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-23 17:32:25,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2021-11-23 17:32:25,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 287. [2021-11-23 17:32:25,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 275 states have (on average 1.0545454545454545) internal successors, (290), 286 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:25,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 290 transitions. [2021-11-23 17:32:25,866 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 290 transitions. Word has length 244 [2021-11-23 17:32:25,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 17:32:25,867 INFO L470 AbstractCegarLoop]: Abstraction has 287 states and 290 transitions. [2021-11-23 17:32:25,867 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 34.857142857142854) internal successors, (244), 7 states have internal predecessors, (244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:25,867 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 290 transitions. [2021-11-23 17:32:25,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2021-11-23 17:32:25,872 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 17:32:25,873 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] [2021-11-23 17:32:25,873 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-23 17:32:25,873 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-23 17:32:25,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 17:32:25,874 INFO L85 PathProgramCache]: Analyzing trace with hash 2009449187, now seen corresponding path program 1 times [2021-11-23 17:32:25,874 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 17:32:25,874 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745271944] [2021-11-23 17:32:25,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 17:32:25,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 17:32:25,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 17:32:27,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 17:32:27,868 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 17:32:27,869 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745271944] [2021-11-23 17:32:27,869 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745271944] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 17:32:27,869 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 17:32:27,869 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [64] imperfect sequences [] total 64 [2021-11-23 17:32:27,869 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66072062] [2021-11-23 17:32:27,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 17:32:27,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2021-11-23 17:32:27,870 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 17:32:27,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2021-11-23 17:32:27,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1895, Invalid=2137, Unknown=0, NotChecked=0, Total=4032 [2021-11-23 17:32:27,874 INFO L87 Difference]: Start difference. First operand 287 states and 290 transitions. Second operand has 64 states, 64 states have (on average 3.859375) internal successors, (247), 64 states have internal predecessors, (247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:28,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 17:32:28,852 INFO L93 Difference]: Finished difference Result 290 states and 293 transitions. [2021-11-23 17:32:28,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-11-23 17:32:28,853 INFO L78 Accepts]: Start accepts. Automaton has has 64 states, 64 states have (on average 3.859375) internal successors, (247), 64 states have internal predecessors, (247), 0 states have call successors, (0), 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 247 [2021-11-23 17:32:28,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 17:32:28,855 INFO L225 Difference]: With dead ends: 290 [2021-11-23 17:32:28,855 INFO L226 Difference]: Without dead ends: 288 [2021-11-23 17:32:28,858 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=1958, Invalid=2202, Unknown=0, NotChecked=0, Total=4160 [2021-11-23 17:32:28,859 INFO L933 BasicCegarLoop]: 29 mSDtfsCounter, 796 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 1704 mSolverCounterSat, 203 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 796 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 1907 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 203 IncrementalHoareTripleChecker+Valid, 1704 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-11-23 17:32:28,859 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [796 Valid, 61 Invalid, 1907 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [203 Valid, 1704 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-11-23 17:32:28,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2021-11-23 17:32:28,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 285. [2021-11-23 17:32:28,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 285 states, 274 states have (on average 1.051094890510949) internal successors, (288), 284 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:28,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 288 transitions. [2021-11-23 17:32:28,868 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 288 transitions. Word has length 247 [2021-11-23 17:32:28,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 17:32:28,868 INFO L470 AbstractCegarLoop]: Abstraction has 285 states and 288 transitions. [2021-11-23 17:32:28,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 64 states have (on average 3.859375) internal successors, (247), 64 states have internal predecessors, (247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:28,869 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 288 transitions. [2021-11-23 17:32:28,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-11-23 17:32:28,891 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 17:32:28,891 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] [2021-11-23 17:32:28,891 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-23 17:32:28,892 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-23 17:32:28,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 17:32:28,893 INFO L85 PathProgramCache]: Analyzing trace with hash -2131578528, now seen corresponding path program 1 times [2021-11-23 17:32:28,894 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 17:32:28,894 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1551206992] [2021-11-23 17:32:28,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 17:32:28,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 17:32:29,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 17:32:29,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 17:32:29,814 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 17:32:29,814 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1551206992] [2021-11-23 17:32:29,815 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1551206992] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 17:32:29,815 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 17:32:29,815 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-23 17:32:29,815 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34633780] [2021-11-23 17:32:29,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 17:32:29,816 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 17:32:29,818 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 17:32:29,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 17:32:29,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-23 17:32:29,819 INFO L87 Difference]: Start difference. First operand 285 states and 288 transitions. Second operand has 7 states, 7 states have (on average 35.42857142857143) internal successors, (248), 7 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:30,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 17:32:30,293 INFO L93 Difference]: Finished difference Result 285 states and 288 transitions. [2021-11-23 17:32:30,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 17:32:30,294 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 35.42857142857143) internal successors, (248), 7 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 248 [2021-11-23 17:32:30,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 17:32:30,296 INFO L225 Difference]: With dead ends: 285 [2021-11-23 17:32:30,296 INFO L226 Difference]: Without dead ends: 283 [2021-11-23 17:32:30,297 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 116 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-23 17:32:30,298 INFO L933 BasicCegarLoop]: 27 mSDtfsCounter, 429 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 641 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 429 SdHoareTripleChecker+Valid, 46 SdHoareTripleChecker+Invalid, 717 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 641 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-23 17:32:30,298 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [429 Valid, 46 Invalid, 717 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 641 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-23 17:32:30,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2021-11-23 17:32:30,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 283. [2021-11-23 17:32:30,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 283 states, 273 states have (on average 1.0476190476190477) internal successors, (286), 282 states have internal predecessors, (286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:30,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 286 transitions. [2021-11-23 17:32:30,306 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 286 transitions. Word has length 248 [2021-11-23 17:32:30,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 17:32:30,307 INFO L470 AbstractCegarLoop]: Abstraction has 283 states and 286 transitions. [2021-11-23 17:32:30,307 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 35.42857142857143) internal successors, (248), 7 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:30,307 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 286 transitions. [2021-11-23 17:32:30,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2021-11-23 17:32:30,310 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 17:32:30,311 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] [2021-11-23 17:32:30,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-23 17:32:30,311 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-23 17:32:30,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 17:32:30,312 INFO L85 PathProgramCache]: Analyzing trace with hash 252627716, now seen corresponding path program 1 times [2021-11-23 17:32:30,312 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 17:32:30,312 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419295230] [2021-11-23 17:32:30,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 17:32:30,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 17:32:30,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 17:32:30,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 17:32:30,506 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 17:32:30,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419295230] [2021-11-23 17:32:30,506 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419295230] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 17:32:30,506 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 17:32:30,506 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 17:32:30,507 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205351055] [2021-11-23 17:32:30,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 17:32:30,507 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 17:32:30,508 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 17:32:30,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 17:32:30,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 17:32:30,509 INFO L87 Difference]: Start difference. First operand 283 states and 286 transitions. Second operand has 4 states, 4 states have (on average 62.5) internal successors, (250), 4 states have internal predecessors, (250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:30,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 17:32:30,697 INFO L93 Difference]: Finished difference Result 283 states and 286 transitions. [2021-11-23 17:32:30,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 17:32:30,697 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 62.5) internal successors, (250), 4 states have internal predecessors, (250), 0 states have call successors, (0), 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 250 [2021-11-23 17:32:30,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 17:32:30,700 INFO L225 Difference]: With dead ends: 283 [2021-11-23 17:32:30,700 INFO L226 Difference]: Without dead ends: 281 [2021-11-23 17:32:30,700 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 17:32:30,702 INFO L933 BasicCegarLoop]: 152 mSDtfsCounter, 40 mSDsluCounter, 150 mSDsCounter, 0 mSdLazyCounter, 263 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 302 SdHoareTripleChecker+Invalid, 263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 17:32:30,702 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [40 Valid, 302 Invalid, 263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 263 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 17:32:30,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2021-11-23 17:32:30,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 281. [2021-11-23 17:32:30,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 281 states, 272 states have (on average 1.0441176470588236) internal successors, (284), 280 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:30,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 284 transitions. [2021-11-23 17:32:30,713 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 284 transitions. Word has length 250 [2021-11-23 17:32:30,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 17:32:30,714 INFO L470 AbstractCegarLoop]: Abstraction has 281 states and 284 transitions. [2021-11-23 17:32:30,715 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 62.5) internal successors, (250), 4 states have internal predecessors, (250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:30,715 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 284 transitions. [2021-11-23 17:32:30,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-11-23 17:32:30,718 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 17:32:30,721 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] [2021-11-23 17:32:30,721 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-23 17:32:30,722 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-23 17:32:30,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 17:32:30,723 INFO L85 PathProgramCache]: Analyzing trace with hash -758469263, now seen corresponding path program 1 times [2021-11-23 17:32:30,724 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 17:32:30,724 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577697315] [2021-11-23 17:32:30,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 17:32:30,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 17:32:30,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 17:32:30,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 17:32:30,891 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 17:32:30,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577697315] [2021-11-23 17:32:30,891 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577697315] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 17:32:30,891 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 17:32:30,891 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 17:32:30,891 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855157291] [2021-11-23 17:32:30,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 17:32:30,892 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 17:32:30,892 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 17:32:30,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 17:32:30,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 17:32:30,893 INFO L87 Difference]: Start difference. First operand 281 states and 284 transitions. Second operand has 4 states, 4 states have (on average 62.75) internal successors, (251), 4 states have internal predecessors, (251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:31,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 17:32:31,154 INFO L93 Difference]: Finished difference Result 281 states and 284 transitions. [2021-11-23 17:32:31,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 17:32:31,155 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 62.75) internal successors, (251), 4 states have internal predecessors, (251), 0 states have call successors, (0), 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 251 [2021-11-23 17:32:31,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 17:32:31,157 INFO L225 Difference]: With dead ends: 281 [2021-11-23 17:32:31,157 INFO L226 Difference]: Without dead ends: 277 [2021-11-23 17:32:31,158 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 17:32:31,159 INFO L933 BasicCegarLoop]: 275 mSDtfsCounter, 9 mSDsluCounter, 293 mSDsCounter, 0 mSdLazyCounter, 265 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 568 SdHoareTripleChecker+Invalid, 267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 17:32:31,159 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 568 Invalid, 267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 265 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 17:32:31,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2021-11-23 17:32:31,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 277. [2021-11-23 17:32:31,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 277 states, 269 states have (on average 1.0408921933085502) internal successors, (280), 276 states have internal predecessors, (280), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:31,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 280 transitions. [2021-11-23 17:32:31,167 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 280 transitions. Word has length 251 [2021-11-23 17:32:31,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 17:32:31,168 INFO L470 AbstractCegarLoop]: Abstraction has 277 states and 280 transitions. [2021-11-23 17:32:31,169 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 62.75) internal successors, (251), 4 states have internal predecessors, (251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:31,169 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 280 transitions. [2021-11-23 17:32:31,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-11-23 17:32:31,172 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 17:32:31,172 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] [2021-11-23 17:32:31,173 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-23 17:32:31,173 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-23 17:32:31,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 17:32:31,174 INFO L85 PathProgramCache]: Analyzing trace with hash -2020838857, now seen corresponding path program 1 times [2021-11-23 17:32:31,174 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 17:32:31,174 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743283987] [2021-11-23 17:32:31,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 17:32:31,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 17:32:31,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 17:32:32,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 17:32:32,859 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 17:32:32,859 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743283987] [2021-11-23 17:32:32,859 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743283987] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 17:32:32,860 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 17:32:32,860 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [65] imperfect sequences [] total 65 [2021-11-23 17:32:32,860 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422860558] [2021-11-23 17:32:32,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 17:32:32,861 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2021-11-23 17:32:32,862 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 17:32:32,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2021-11-23 17:32:32,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1957, Invalid=2203, Unknown=0, NotChecked=0, Total=4160 [2021-11-23 17:32:32,865 INFO L87 Difference]: Start difference. First operand 277 states and 280 transitions. Second operand has 65 states, 65 states have (on average 3.876923076923077) internal successors, (252), 65 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:33,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 17:32:33,733 INFO L93 Difference]: Finished difference Result 287 states and 291 transitions. [2021-11-23 17:32:33,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-11-23 17:32:33,733 INFO L78 Accepts]: Start accepts. Automaton has has 65 states, 65 states have (on average 3.876923076923077) internal successors, (252), 65 states have internal predecessors, (252), 0 states have call successors, (0), 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 252 [2021-11-23 17:32:33,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 17:32:33,736 INFO L225 Difference]: With dead ends: 287 [2021-11-23 17:32:33,736 INFO L226 Difference]: Without dead ends: 285 [2021-11-23 17:32:33,738 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=2021, Invalid=2269, Unknown=0, NotChecked=0, Total=4290 [2021-11-23 17:32:33,741 INFO L933 BasicCegarLoop]: 22 mSDtfsCounter, 883 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 1566 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 883 SdHoareTripleChecker+Valid, 66 SdHoareTripleChecker+Invalid, 1809 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 1566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-23 17:32:33,741 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [883 Valid, 66 Invalid, 1809 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 1566 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-23 17:32:33,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2021-11-23 17:32:33,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 275. [2021-11-23 17:32:33,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 275 states, 268 states have (on average 1.037313432835821) internal successors, (278), 274 states have internal predecessors, (278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:33,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 278 transitions. [2021-11-23 17:32:33,749 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 278 transitions. Word has length 252 [2021-11-23 17:32:33,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 17:32:33,750 INFO L470 AbstractCegarLoop]: Abstraction has 275 states and 278 transitions. [2021-11-23 17:32:33,750 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 3.876923076923077) internal successors, (252), 65 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:33,750 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 278 transitions. [2021-11-23 17:32:33,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-11-23 17:32:33,754 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 17:32:33,754 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] [2021-11-23 17:32:33,754 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-23 17:32:33,754 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-23 17:32:33,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 17:32:33,755 INFO L85 PathProgramCache]: Analyzing trace with hash -2022562761, now seen corresponding path program 1 times [2021-11-23 17:32:33,755 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 17:32:33,755 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892686757] [2021-11-23 17:32:33,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 17:32:33,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 17:32:33,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 17:32:35,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 17:32:35,395 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 17:32:35,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892686757] [2021-11-23 17:32:35,396 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892686757] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 17:32:35,396 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 17:32:35,396 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [65] imperfect sequences [] total 65 [2021-11-23 17:32:35,396 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745256210] [2021-11-23 17:32:35,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 17:32:35,397 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2021-11-23 17:32:35,397 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 17:32:35,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2021-11-23 17:32:35,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1957, Invalid=2203, Unknown=0, NotChecked=0, Total=4160 [2021-11-23 17:32:35,400 INFO L87 Difference]: Start difference. First operand 275 states and 278 transitions. Second operand has 65 states, 65 states have (on average 3.876923076923077) internal successors, (252), 65 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:36,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 17:32:36,221 INFO L93 Difference]: Finished difference Result 300 states and 306 transitions. [2021-11-23 17:32:36,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-11-23 17:32:36,222 INFO L78 Accepts]: Start accepts. Automaton has has 65 states, 65 states have (on average 3.876923076923077) internal successors, (252), 65 states have internal predecessors, (252), 0 states have call successors, (0), 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 252 [2021-11-23 17:32:36,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 17:32:36,225 INFO L225 Difference]: With dead ends: 300 [2021-11-23 17:32:36,225 INFO L226 Difference]: Without dead ends: 298 [2021-11-23 17:32:36,226 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=2021, Invalid=2269, Unknown=0, NotChecked=0, Total=4290 [2021-11-23 17:32:36,227 INFO L933 BasicCegarLoop]: 30 mSDtfsCounter, 760 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 1693 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 760 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 1919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 1693 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-23 17:32:36,228 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [760 Valid, 75 Invalid, 1919 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 1693 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-23 17:32:36,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2021-11-23 17:32:36,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 273. [2021-11-23 17:32:36,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 273 states, 267 states have (on average 1.0337078651685394) internal successors, (276), 272 states have internal predecessors, (276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:36,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 276 transitions. [2021-11-23 17:32:36,238 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 276 transitions. Word has length 252 [2021-11-23 17:32:36,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 17:32:36,242 INFO L470 AbstractCegarLoop]: Abstraction has 273 states and 276 transitions. [2021-11-23 17:32:36,242 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 3.876923076923077) internal successors, (252), 65 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:36,242 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 276 transitions. [2021-11-23 17:32:36,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-11-23 17:32:36,246 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 17:32:36,246 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] [2021-11-23 17:32:36,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-23 17:32:36,247 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-23 17:32:36,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 17:32:36,249 INFO L85 PathProgramCache]: Analyzing trace with hash 1778511084, now seen corresponding path program 1 times [2021-11-23 17:32:36,249 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 17:32:36,250 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559242954] [2021-11-23 17:32:36,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 17:32:36,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 17:32:36,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 17:32:37,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 17:32:37,016 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 17:32:37,017 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559242954] [2021-11-23 17:32:37,017 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559242954] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 17:32:37,017 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 17:32:37,017 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-23 17:32:37,017 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868475237] [2021-11-23 17:32:37,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 17:32:37,018 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 17:32:37,018 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 17:32:37,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 17:32:37,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-23 17:32:37,020 INFO L87 Difference]: Start difference. First operand 273 states and 276 transitions. Second operand has 7 states, 7 states have (on average 36.142857142857146) internal successors, (253), 7 states have internal predecessors, (253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:37,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 17:32:37,461 INFO L93 Difference]: Finished difference Result 273 states and 276 transitions. [2021-11-23 17:32:37,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 17:32:37,462 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 36.142857142857146) internal successors, (253), 7 states have internal predecessors, (253), 0 states have call successors, (0), 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 253 [2021-11-23 17:32:37,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 17:32:37,464 INFO L225 Difference]: With dead ends: 273 [2021-11-23 17:32:37,464 INFO L226 Difference]: Without dead ends: 269 [2021-11-23 17:32:37,464 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 118 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-23 17:32:37,465 INFO L933 BasicCegarLoop]: 17 mSDtfsCounter, 485 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 581 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 485 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 581 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-23 17:32:37,465 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [485 Valid, 38 Invalid, 710 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 581 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-23 17:32:37,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2021-11-23 17:32:37,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 269. [2021-11-23 17:32:37,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 269 states, 264 states have (on average 1.0303030303030303) internal successors, (272), 268 states have internal predecessors, (272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:37,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 272 transitions. [2021-11-23 17:32:37,473 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 272 transitions. Word has length 253 [2021-11-23 17:32:37,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 17:32:37,473 INFO L470 AbstractCegarLoop]: Abstraction has 269 states and 272 transitions. [2021-11-23 17:32:37,474 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 36.142857142857146) internal successors, (253), 7 states have internal predecessors, (253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:37,474 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 272 transitions. [2021-11-23 17:32:37,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-11-23 17:32:37,475 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 17:32:37,476 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] [2021-11-23 17:32:37,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-23 17:32:37,476 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-23 17:32:37,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 17:32:37,477 INFO L85 PathProgramCache]: Analyzing trace with hash 1778961922, now seen corresponding path program 1 times [2021-11-23 17:32:37,477 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 17:32:37,477 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991911336] [2021-11-23 17:32:37,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 17:32:37,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 17:32:37,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 17:32:39,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 17:32:39,057 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 17:32:39,058 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991911336] [2021-11-23 17:32:39,058 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1991911336] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 17:32:39,058 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 17:32:39,058 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [65] imperfect sequences [] total 65 [2021-11-23 17:32:39,058 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293906188] [2021-11-23 17:32:39,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 17:32:39,059 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2021-11-23 17:32:39,059 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 17:32:39,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2021-11-23 17:32:39,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1957, Invalid=2203, Unknown=0, NotChecked=0, Total=4160 [2021-11-23 17:32:39,063 INFO L87 Difference]: Start difference. First operand 269 states and 272 transitions. Second operand has 65 states, 65 states have (on average 3.8923076923076922) internal successors, (253), 65 states have internal predecessors, (253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:39,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 17:32:39,882 INFO L93 Difference]: Finished difference Result 295 states and 301 transitions. [2021-11-23 17:32:39,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-11-23 17:32:39,883 INFO L78 Accepts]: Start accepts. Automaton has has 65 states, 65 states have (on average 3.8923076923076922) internal successors, (253), 65 states have internal predecessors, (253), 0 states have call successors, (0), 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 253 [2021-11-23 17:32:39,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 17:32:39,885 INFO L225 Difference]: With dead ends: 295 [2021-11-23 17:32:39,885 INFO L226 Difference]: Without dead ends: 293 [2021-11-23 17:32:39,887 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=2021, Invalid=2269, Unknown=0, NotChecked=0, Total=4290 [2021-11-23 17:32:39,888 INFO L933 BasicCegarLoop]: 26 mSDtfsCounter, 791 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 1765 mSolverCounterSat, 228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 791 SdHoareTripleChecker+Valid, 67 SdHoareTripleChecker+Invalid, 1993 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 228 IncrementalHoareTripleChecker+Valid, 1765 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-23 17:32:39,889 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [791 Valid, 67 Invalid, 1993 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [228 Valid, 1765 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-23 17:32:39,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2021-11-23 17:32:39,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 267. [2021-11-23 17:32:39,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 267 states, 263 states have (on average 1.026615969581749) internal successors, (270), 266 states have internal predecessors, (270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:39,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 270 transitions. [2021-11-23 17:32:39,897 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 270 transitions. Word has length 253 [2021-11-23 17:32:39,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 17:32:39,898 INFO L470 AbstractCegarLoop]: Abstraction has 267 states and 270 transitions. [2021-11-23 17:32:39,899 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 3.8923076923076922) internal successors, (253), 65 states have internal predecessors, (253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:39,899 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 270 transitions. [2021-11-23 17:32:39,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-11-23 17:32:39,901 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 17:32:39,901 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] [2021-11-23 17:32:39,901 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-23 17:32:39,902 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-23 17:32:39,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 17:32:39,903 INFO L85 PathProgramCache]: Analyzing trace with hash 1725070004, now seen corresponding path program 1 times [2021-11-23 17:32:39,903 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 17:32:39,903 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236271485] [2021-11-23 17:32:39,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 17:32:39,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 17:32:40,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 17:32:40,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 17:32:40,661 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 17:32:40,662 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236271485] [2021-11-23 17:32:40,662 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236271485] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 17:32:40,662 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 17:32:40,662 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-23 17:32:40,662 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680674122] [2021-11-23 17:32:40,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 17:32:40,663 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 17:32:40,663 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 17:32:40,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 17:32:40,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-23 17:32:40,664 INFO L87 Difference]: Start difference. First operand 267 states and 270 transitions. Second operand has 7 states, 7 states have (on average 36.142857142857146) internal successors, (253), 7 states have internal predecessors, (253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:41,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 17:32:41,044 INFO L93 Difference]: Finished difference Result 277 states and 282 transitions. [2021-11-23 17:32:41,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 17:32:41,045 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 36.142857142857146) internal successors, (253), 7 states have internal predecessors, (253), 0 states have call successors, (0), 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 253 [2021-11-23 17:32:41,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 17:32:41,046 INFO L225 Difference]: With dead ends: 277 [2021-11-23 17:32:41,047 INFO L226 Difference]: Without dead ends: 275 [2021-11-23 17:32:41,047 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 118 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-23 17:32:41,048 INFO L933 BasicCegarLoop]: 19 mSDtfsCounter, 365 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 648 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 365 SdHoareTripleChecker+Valid, 36 SdHoareTripleChecker+Invalid, 721 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-23 17:32:41,048 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [365 Valid, 36 Invalid, 721 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 648 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-23 17:32:41,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2021-11-23 17:32:41,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 265. [2021-11-23 17:32:41,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 265 states, 262 states have (on average 1.0229007633587786) internal successors, (268), 264 states have internal predecessors, (268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:41,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 268 transitions. [2021-11-23 17:32:41,056 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 268 transitions. Word has length 253 [2021-11-23 17:32:41,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 17:32:41,057 INFO L470 AbstractCegarLoop]: Abstraction has 265 states and 268 transitions. [2021-11-23 17:32:41,057 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 36.142857142857146) internal successors, (253), 7 states have internal predecessors, (253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:41,057 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 268 transitions. [2021-11-23 17:32:41,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-11-23 17:32:41,059 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 17:32:41,059 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] [2021-11-23 17:32:41,060 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-23 17:32:41,060 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-23 17:32:41,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 17:32:41,060 INFO L85 PathProgramCache]: Analyzing trace with hash -686749074, now seen corresponding path program 1 times [2021-11-23 17:32:41,061 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 17:32:41,061 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431875410] [2021-11-23 17:32:41,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 17:32:41,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 17:32:41,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 17:32:41,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 17:32:41,676 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 17:32:41,676 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431875410] [2021-11-23 17:32:41,677 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431875410] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 17:32:41,677 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 17:32:41,677 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-23 17:32:41,677 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730899931] [2021-11-23 17:32:41,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 17:32:41,678 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 17:32:41,678 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 17:32:41,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 17:32:41,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-23 17:32:41,679 INFO L87 Difference]: Start difference. First operand 265 states and 268 transitions. Second operand has 7 states, 7 states have (on average 36.285714285714285) internal successors, (254), 7 states have internal predecessors, (254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:42,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 17:32:42,063 INFO L93 Difference]: Finished difference Result 280 states and 285 transitions. [2021-11-23 17:32:42,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 17:32:42,063 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 36.285714285714285) internal successors, (254), 7 states have internal predecessors, (254), 0 states have call successors, (0), 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 254 [2021-11-23 17:32:42,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 17:32:42,066 INFO L225 Difference]: With dead ends: 280 [2021-11-23 17:32:42,066 INFO L226 Difference]: Without dead ends: 278 [2021-11-23 17:32:42,066 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 118 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-23 17:32:42,067 INFO L933 BasicCegarLoop]: 19 mSDtfsCounter, 487 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 588 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 487 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 723 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 588 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-23 17:32:42,067 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [487 Valid, 38 Invalid, 723 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 588 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-23 17:32:42,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2021-11-23 17:32:42,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 263. [2021-11-23 17:32:42,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 263 states, 261 states have (on average 1.0191570881226053) internal successors, (266), 262 states have internal predecessors, (266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:42,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 266 transitions. [2021-11-23 17:32:42,076 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 266 transitions. Word has length 254 [2021-11-23 17:32:42,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 17:32:42,077 INFO L470 AbstractCegarLoop]: Abstraction has 263 states and 266 transitions. [2021-11-23 17:32:42,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 36.285714285714285) internal successors, (254), 7 states have internal predecessors, (254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:42,077 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 266 transitions. [2021-11-23 17:32:42,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-23 17:32:42,079 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 17:32:42,079 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] [2021-11-23 17:32:42,080 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-23 17:32:42,080 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-23 17:32:42,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 17:32:42,081 INFO L85 PathProgramCache]: Analyzing trace with hash -64909193, now seen corresponding path program 1 times [2021-11-23 17:32:42,081 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 17:32:42,081 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094677370] [2021-11-23 17:32:42,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 17:32:42,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 17:32:42,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 17:32:42,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 17:32:42,229 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 17:32:42,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094677370] [2021-11-23 17:32:42,229 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1094677370] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 17:32:42,229 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 17:32:42,229 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 17:32:42,230 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599253581] [2021-11-23 17:32:42,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 17:32:42,230 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 17:32:42,231 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 17:32:42,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 17:32:42,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 17:32:42,232 INFO L87 Difference]: Start difference. First operand 263 states and 266 transitions. Second operand has 4 states, 4 states have (on average 63.75) internal successors, (255), 4 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:42,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 17:32:42,418 INFO L93 Difference]: Finished difference Result 263 states and 266 transitions. [2021-11-23 17:32:42,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 17:32:42,418 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 63.75) internal successors, (255), 4 states have internal predecessors, (255), 0 states have call successors, (0), 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 255 [2021-11-23 17:32:42,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 17:32:42,421 INFO L225 Difference]: With dead ends: 263 [2021-11-23 17:32:42,421 INFO L226 Difference]: Without dead ends: 261 [2021-11-23 17:32:42,421 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 17:32:42,422 INFO L933 BasicCegarLoop]: 135 mSDtfsCounter, 15 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 257 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 268 SdHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 17:32:42,422 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 268 Invalid, 257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 257 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 17:32:42,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2021-11-23 17:32:42,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 261. [2021-11-23 17:32:42,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 260 states have (on average 1.0153846153846153) internal successors, (264), 260 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:42,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 264 transitions. [2021-11-23 17:32:42,429 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 264 transitions. Word has length 255 [2021-11-23 17:32:42,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 17:32:42,430 INFO L470 AbstractCegarLoop]: Abstraction has 261 states and 264 transitions. [2021-11-23 17:32:42,430 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 63.75) internal successors, (255), 4 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:42,431 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 264 transitions. [2021-11-23 17:32:42,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2021-11-23 17:32:42,432 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 17:32:42,432 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] [2021-11-23 17:32:42,432 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-23 17:32:42,433 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-23 17:32:42,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 17:32:42,433 INFO L85 PathProgramCache]: Analyzing trace with hash -2012178811, now seen corresponding path program 1 times [2021-11-23 17:32:42,433 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 17:32:42,434 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225160207] [2021-11-23 17:32:42,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 17:32:42,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 17:32:42,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 17:32:42,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 17:32:42,569 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 17:32:42,569 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225160207] [2021-11-23 17:32:42,571 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225160207] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 17:32:42,572 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 17:32:42,572 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-23 17:32:42,572 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117336250] [2021-11-23 17:32:42,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 17:32:42,573 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 17:32:42,573 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 17:32:42,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 17:32:42,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-23 17:32:42,574 INFO L87 Difference]: Start difference. First operand 261 states and 264 transitions. Second operand has 4 states, 4 states have (on average 64.0) internal successors, (256), 4 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:42,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 17:32:42,797 INFO L93 Difference]: Finished difference Result 261 states and 264 transitions. [2021-11-23 17:32:42,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 17:32:42,797 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 64.0) internal successors, (256), 4 states have internal predecessors, (256), 0 states have call successors, (0), 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 256 [2021-11-23 17:32:42,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 17:32:42,798 INFO L225 Difference]: With dead ends: 261 [2021-11-23 17:32:42,798 INFO L226 Difference]: Without dead ends: 0 [2021-11-23 17:32:42,799 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 17:32:42,800 INFO L933 BasicCegarLoop]: 256 mSDtfsCounter, 4 mSDsluCounter, 262 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 518 SdHoareTripleChecker+Invalid, 262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 17:32:42,801 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 518 Invalid, 262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 17:32:42,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-23 17:32:42,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-23 17:32:42,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:42,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-23 17:32:42,802 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 256 [2021-11-23 17:32:42,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 17:32:42,802 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-23 17:32:42,803 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 64.0) internal successors, (256), 4 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 17:32:42,803 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-23 17:32:42,803 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 17:32:42,806 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (15 of 16 remaining) [2021-11-23 17:32:42,806 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (14 of 16 remaining) [2021-11-23 17:32:42,807 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (13 of 16 remaining) [2021-11-23 17:32:42,807 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (12 of 16 remaining) [2021-11-23 17:32:42,807 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (11 of 16 remaining) [2021-11-23 17:32:42,807 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION (10 of 16 remaining) [2021-11-23 17:32:42,807 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION (9 of 16 remaining) [2021-11-23 17:32:42,808 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION (8 of 16 remaining) [2021-11-23 17:32:42,808 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION (7 of 16 remaining) [2021-11-23 17:32:42,808 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION (6 of 16 remaining) [2021-11-23 17:32:42,808 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION (5 of 16 remaining) [2021-11-23 17:32:42,808 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION (4 of 16 remaining) [2021-11-23 17:32:42,809 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION (3 of 16 remaining) [2021-11-23 17:32:42,809 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION (2 of 16 remaining) [2021-11-23 17:32:42,809 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION (1 of 16 remaining) [2021-11-23 17:32:42,809 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION (0 of 16 remaining) [2021-11-23 17:32:42,810 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-23 17:32:42,812 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-23 17:32:43,259 INFO L858 garLoopResultBuilder]: For program point L1951(lines 1951 5176) no Hoare annotation was computed. [2021-11-23 17:32:43,259 INFO L858 garLoopResultBuilder]: For program point L2744(lines 2744 2755) no Hoare annotation was computed. [2021-11-23 17:32:43,260 INFO L858 garLoopResultBuilder]: For program point L4726(line 4726) no Hoare annotation was computed. [2021-11-23 17:32:43,260 INFO L858 garLoopResultBuilder]: For program point L3141(lines 3141 3165) no Hoare annotation was computed. [2021-11-23 17:32:43,260 INFO L858 garLoopResultBuilder]: For program point L3934(lines 3934 5000) no Hoare annotation was computed. [2021-11-23 17:32:43,260 INFO L858 garLoopResultBuilder]: For program point L3670(lines 3670 5023) no Hoare annotation was computed. [2021-11-23 17:32:43,260 INFO L858 garLoopResultBuilder]: For program point L3406(lines 3406 5046) no Hoare annotation was computed. [2021-11-23 17:32:43,260 INFO L858 garLoopResultBuilder]: For program point L4331(lines 4331 4966) no Hoare annotation was computed. [2021-11-23 17:32:43,260 INFO L858 garLoopResultBuilder]: For program point L897(lines 897 921) no Hoare annotation was computed. [2021-11-23 17:32:43,260 INFO L858 garLoopResultBuilder]: For program point L1690(lines 1690 5198) no Hoare annotation was computed. [2021-11-23 17:32:43,260 INFO L858 garLoopResultBuilder]: For program point L1426(lines 1426 5221) no Hoare annotation was computed. [2021-11-23 17:32:43,260 INFO L858 garLoopResultBuilder]: For program point L237(lines 237 257) no Hoare annotation was computed. [2021-11-23 17:32:43,260 INFO L858 garLoopResultBuilder]: For program point L1162(lines 1162 5244) no Hoare annotation was computed. [2021-11-23 17:32:43,260 INFO L858 garLoopResultBuilder]: For program point L2087(lines 2087 5164) no Hoare annotation was computed. [2021-11-23 17:32:43,261 INFO L858 garLoopResultBuilder]: For program point L2880(lines 2880 2891) no Hoare annotation was computed. [2021-11-23 17:32:43,261 INFO L858 garLoopResultBuilder]: For program point L370(lines 370 553) no Hoare annotation was computed. [2021-11-23 17:32:43,261 INFO L858 garLoopResultBuilder]: For program point L3277(lines 3277 3301) no Hoare annotation was computed. [2021-11-23 17:32:43,261 INFO L858 garLoopResultBuilder]: For program point L4070(lines 4070 4988) no Hoare annotation was computed. [2021-11-23 17:32:43,261 INFO L858 garLoopResultBuilder]: For program point L3806(lines 3806 5011) no Hoare annotation was computed. [2021-11-23 17:32:43,261 INFO L858 garLoopResultBuilder]: For program point L3542(lines 3542 5034) no Hoare annotation was computed. [2021-11-23 17:32:43,261 INFO L858 garLoopResultBuilder]: For program point L4467(lines 4467 4954) no Hoare annotation was computed. [2021-11-23 17:32:43,261 INFO L858 garLoopResultBuilder]: For program point L4864(lines 4864 4874) no Hoare annotation was computed. [2021-11-23 17:32:43,261 INFO L858 garLoopResultBuilder]: For program point L1033(lines 1033 1057) no Hoare annotation was computed. [2021-11-23 17:32:43,261 INFO L858 garLoopResultBuilder]: For program point L1826(lines 1826 5186) no Hoare annotation was computed. [2021-11-23 17:32:43,261 INFO L858 garLoopResultBuilder]: For program point L1562(lines 1562 5209) no Hoare annotation was computed. [2021-11-23 17:32:43,261 INFO L858 garLoopResultBuilder]: For program point L1298(lines 1298 5232) no Hoare annotation was computed. [2021-11-23 17:32:43,262 INFO L858 garLoopResultBuilder]: For program point L2223(lines 2223 5152) no Hoare annotation was computed. [2021-11-23 17:32:43,262 INFO L858 garLoopResultBuilder]: For program point L3016(lines 3016 3027) no Hoare annotation was computed. [2021-11-23 17:32:43,262 INFO L858 garLoopResultBuilder]: For program point L4866(line 4866) no Hoare annotation was computed. [2021-11-23 17:32:43,262 INFO L854 garLoopResultBuilder]: At program point L506(lines 360 554) the Hoare annotation is: (<= 0 |ULTIMATE.start_main_~main__t~0#1|) [2021-11-23 17:32:43,262 INFO L858 garLoopResultBuilder]: For program point L3413(lines 3413 3437) no Hoare annotation was computed. [2021-11-23 17:32:43,262 INFO L858 garLoopResultBuilder]: For program point L4206(lines 4206 4976) no Hoare annotation was computed. [2021-11-23 17:32:43,262 INFO L858 garLoopResultBuilder]: For program point L3942(lines 3942 4999) no Hoare annotation was computed. [2021-11-23 17:32:43,265 INFO L858 garLoopResultBuilder]: For program point L3678(lines 3678 5022) no Hoare annotation was computed. [2021-11-23 17:32:43,266 INFO L858 garLoopResultBuilder]: For program point L4603(lines 4603 4942) no Hoare annotation was computed. [2021-11-23 17:32:43,266 INFO L858 garLoopResultBuilder]: For program point L772(lines 772 783) no Hoare annotation was computed. [2021-11-23 17:32:43,266 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 4690) no Hoare annotation was computed. [2021-11-23 17:32:43,266 INFO L858 garLoopResultBuilder]: For program point L1169(lines 1169 1193) no Hoare annotation was computed. [2021-11-23 17:32:43,266 INFO L858 garLoopResultBuilder]: For program point L112(lines 112 119) no Hoare annotation was computed. [2021-11-23 17:32:43,266 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 4893) no Hoare annotation was computed. [2021-11-23 17:32:43,267 INFO L858 garLoopResultBuilder]: For program point L1962(lines 1962 5174) no Hoare annotation was computed. [2021-11-23 17:32:43,268 INFO L858 garLoopResultBuilder]: For program point L1698(lines 1698 5197) no Hoare annotation was computed. [2021-11-23 17:32:43,268 INFO L858 garLoopResultBuilder]: For program point L1434(lines 1434 5220) no Hoare annotation was computed. [2021-11-23 17:32:43,268 INFO L858 garLoopResultBuilder]: For program point L377(lines 377 397) no Hoare annotation was computed. [2021-11-23 17:32:43,268 INFO L858 garLoopResultBuilder]: For program point L2359(lines 2359 5140) no Hoare annotation was computed. [2021-11-23 17:32:43,268 INFO L858 garLoopResultBuilder]: For program point L3152(lines 3152 3163) no Hoare annotation was computed. [2021-11-23 17:32:43,268 INFO L858 garLoopResultBuilder]: For program point L3549(lines 3549 3573) no Hoare annotation was computed. [2021-11-23 17:32:43,269 INFO L858 garLoopResultBuilder]: For program point L4342(lines 4342 4964) no Hoare annotation was computed. [2021-11-23 17:32:43,269 INFO L858 garLoopResultBuilder]: For program point L4078(lines 4078 4987) no Hoare annotation was computed. [2021-11-23 17:32:43,269 INFO L858 garLoopResultBuilder]: For program point L3814(lines 3814 5010) no Hoare annotation was computed. [2021-11-23 17:32:43,269 INFO L854 garLoopResultBuilder]: At program point L643(lines 128 645) the Hoare annotation is: (<= 0 |ULTIMATE.start_main_~main__t~0#1|) [2021-11-23 17:32:43,269 INFO L858 garLoopResultBuilder]: For program point L908(lines 908 919) no Hoare annotation was computed. [2021-11-23 17:32:43,269 INFO L858 garLoopResultBuilder]: For program point L1305(lines 1305 1329) no Hoare annotation was computed. [2021-11-23 17:32:43,270 INFO L858 garLoopResultBuilder]: For program point L248(lines 248 255) no Hoare annotation was computed. [2021-11-23 17:32:43,270 INFO L858 garLoopResultBuilder]: For program point L2098(lines 2098 5162) no Hoare annotation was computed. [2021-11-23 17:32:43,270 INFO L858 garLoopResultBuilder]: For program point L1834(lines 1834 5185) no Hoare annotation was computed. [2021-11-23 17:32:43,270 INFO L854 garLoopResultBuilder]: At program point L4873(lines 4730 4922) the Hoare annotation is: (and (not (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~271#1| 0)) (not (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~272#1| 0)) (not (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~270#1| 0)) (not (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~273#1| 0)) (< |ULTIMATE.start_main_~main__t~0#1| (+ |ULTIMATE.start_main_~main__tagbuf_len~0#1| 1)) (<= 61 |ULTIMATE.start_main_~main__t~0#1|)) [2021-11-23 17:32:43,270 INFO L858 garLoopResultBuilder]: For program point L4741(lines 4741 4763) no Hoare annotation was computed. [2021-11-23 17:32:43,270 INFO L858 garLoopResultBuilder]: For program point L1570(lines 1570 5208) no Hoare annotation was computed. [2021-11-23 17:32:43,271 INFO L858 garLoopResultBuilder]: For program point L2495(lines 2495 5128) no Hoare annotation was computed. [2021-11-23 17:32:43,271 INFO L858 garLoopResultBuilder]: For program point L3288(lines 3288 3299) no Hoare annotation was computed. [2021-11-23 17:32:43,271 INFO L858 garLoopResultBuilder]: For program point L3685(lines 3685 3709) no Hoare annotation was computed. [2021-11-23 17:32:43,271 INFO L858 garLoopResultBuilder]: For program point L4478(lines 4478 4952) no Hoare annotation was computed. [2021-11-23 17:32:43,271 INFO L858 garLoopResultBuilder]: For program point L4214(lines 4214 4975) no Hoare annotation was computed. [2021-11-23 17:32:43,271 INFO L858 garLoopResultBuilder]: For program point L3950(lines 3950 4998) no Hoare annotation was computed. [2021-11-23 17:32:43,271 INFO L858 garLoopResultBuilder]: For program point L4743(line 4743) no Hoare annotation was computed. [2021-11-23 17:32:43,272 INFO L858 garLoopResultBuilder]: For program point L1044(lines 1044 1055) no Hoare annotation was computed. [2021-11-23 17:32:43,272 INFO L858 garLoopResultBuilder]: For program point L1441(lines 1441 1465) no Hoare annotation was computed. [2021-11-23 17:32:43,272 INFO L858 garLoopResultBuilder]: For program point L2234(lines 2234 5150) no Hoare annotation was computed. [2021-11-23 17:32:43,272 INFO L858 garLoopResultBuilder]: For program point L1970(lines 1970 5173) no Hoare annotation was computed. [2021-11-23 17:32:43,272 INFO L858 garLoopResultBuilder]: For program point L1706(lines 1706 5196) no Hoare annotation was computed. [2021-11-23 17:32:43,272 INFO L858 garLoopResultBuilder]: For program point L2631(lines 2631 5116) no Hoare annotation was computed. [2021-11-23 17:32:43,272 INFO L858 garLoopResultBuilder]: For program point L517(lines 517 551) no Hoare annotation was computed. [2021-11-23 17:32:43,273 INFO L858 garLoopResultBuilder]: For program point L3424(lines 3424 3435) no Hoare annotation was computed. [2021-11-23 17:32:43,273 INFO L858 garLoopResultBuilder]: For program point L3821(lines 3821 3845) no Hoare annotation was computed. [2021-11-23 17:32:43,273 INFO L858 garLoopResultBuilder]: For program point L4614(lines 4614 4940) no Hoare annotation was computed. [2021-11-23 17:32:43,273 INFO L858 garLoopResultBuilder]: For program point L4350(lines 4350 4963) no Hoare annotation was computed. [2021-11-23 17:32:43,273 INFO L858 garLoopResultBuilder]: For program point L4086(lines 4086 4986) no Hoare annotation was computed. [2021-11-23 17:32:43,273 INFO L858 garLoopResultBuilder]: For program point L1180(lines 1180 1191) no Hoare annotation was computed. [2021-11-23 17:32:43,273 INFO L858 garLoopResultBuilder]: For program point L1577(lines 1577 1601) no Hoare annotation was computed. [2021-11-23 17:32:43,273 INFO L858 garLoopResultBuilder]: For program point L388(lines 388 395) no Hoare annotation was computed. [2021-11-23 17:32:43,274 INFO L858 garLoopResultBuilder]: For program point L2370(lines 2370 5138) no Hoare annotation was computed. [2021-11-23 17:32:43,274 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 4755) no Hoare annotation was computed. [2021-11-23 17:32:43,274 INFO L858 garLoopResultBuilder]: For program point L2106(lines 2106 5161) no Hoare annotation was computed. [2021-11-23 17:32:43,274 INFO L858 garLoopResultBuilder]: For program point L1842(lines 1842 5184) no Hoare annotation was computed. [2021-11-23 17:32:43,274 INFO L858 garLoopResultBuilder]: For program point L2767(lines 2767 5104) no Hoare annotation was computed. [2021-11-23 17:32:43,274 INFO L858 garLoopResultBuilder]: For program point L3560(lines 3560 3571) no Hoare annotation was computed. [2021-11-23 17:32:43,275 INFO L858 garLoopResultBuilder]: For program point L3957(lines 3957 3981) no Hoare annotation was computed. [2021-11-23 17:32:43,275 INFO L858 garLoopResultBuilder]: For program point L4486(lines 4486 4951) no Hoare annotation was computed. [2021-11-23 17:32:43,275 INFO L858 garLoopResultBuilder]: For program point L4222(lines 4222 4974) no Hoare annotation was computed. [2021-11-23 17:32:43,275 INFO L858 garLoopResultBuilder]: For program point L1316(lines 1316 1327) no Hoare annotation was computed. [2021-11-23 17:32:43,275 INFO L858 garLoopResultBuilder]: For program point L4884(lines 4884 4919) no Hoare annotation was computed. [2021-11-23 17:32:43,275 INFO L858 garLoopResultBuilder]: For program point L1713(lines 1713 1737) no Hoare annotation was computed. [2021-11-23 17:32:43,275 INFO L858 garLoopResultBuilder]: For program point L524(lines 524 544) no Hoare annotation was computed. [2021-11-23 17:32:43,276 INFO L858 garLoopResultBuilder]: For program point L2506(lines 2506 5126) no Hoare annotation was computed. [2021-11-23 17:32:43,276 INFO L858 garLoopResultBuilder]: For program point L2242(lines 2242 5149) no Hoare annotation was computed. [2021-11-23 17:32:43,276 INFO L858 garLoopResultBuilder]: For program point L128(lines 128 645) no Hoare annotation was computed. [2021-11-23 17:32:43,276 INFO L858 garLoopResultBuilder]: For program point L1978(lines 1978 5172) no Hoare annotation was computed. [2021-11-23 17:32:43,276 INFO L858 garLoopResultBuilder]: For program point L2903(lines 2903 5092) no Hoare annotation was computed. [2021-11-23 17:32:43,276 INFO L858 garLoopResultBuilder]: For program point L3696(lines 3696 3707) no Hoare annotation was computed. [2021-11-23 17:32:43,276 INFO L858 garLoopResultBuilder]: For program point L4753(lines 4753 4761) no Hoare annotation was computed. [2021-11-23 17:32:43,277 INFO L858 garLoopResultBuilder]: For program point L4093(lines 4093 4117) no Hoare annotation was computed. [2021-11-23 17:32:43,277 INFO L858 garLoopResultBuilder]: For program point L4622(lines 4622 4939) no Hoare annotation was computed. [2021-11-23 17:32:43,277 INFO L858 garLoopResultBuilder]: For program point L4358(lines 4358 4962) no Hoare annotation was computed. [2021-11-23 17:32:43,277 INFO L858 garLoopResultBuilder]: For program point L4755(line 4755) no Hoare annotation was computed. [2021-11-23 17:32:43,277 INFO L858 garLoopResultBuilder]: For program point L659(lines 659 5290) no Hoare annotation was computed. [2021-11-23 17:32:43,277 INFO L858 garLoopResultBuilder]: For program point L1452(lines 1452 1463) no Hoare annotation was computed. [2021-11-23 17:32:43,277 INFO L858 garLoopResultBuilder]: For program point L1849(lines 1849 1873) no Hoare annotation was computed. [2021-11-23 17:32:43,278 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 41) no Hoare annotation was computed. [2021-11-23 17:32:43,278 INFO L858 garLoopResultBuilder]: For program point L2642(lines 2642 5114) no Hoare annotation was computed. [2021-11-23 17:32:43,278 INFO L858 garLoopResultBuilder]: For program point L2378(lines 2378 5137) no Hoare annotation was computed. [2021-11-23 17:32:43,278 INFO L858 garLoopResultBuilder]: For program point L264(lines 264 599) no Hoare annotation was computed. [2021-11-23 17:32:43,278 INFO L858 garLoopResultBuilder]: For program point L132(lines 132 605) no Hoare annotation was computed. [2021-11-23 17:32:43,278 INFO L858 garLoopResultBuilder]: For program point L2114(lines 2114 5160) no Hoare annotation was computed. [2021-11-23 17:32:43,279 INFO L858 garLoopResultBuilder]: For program point L3039(lines 3039 5080) no Hoare annotation was computed. [2021-11-23 17:32:43,279 INFO L858 garLoopResultBuilder]: For program point L3832(lines 3832 3843) no Hoare annotation was computed. [2021-11-23 17:32:43,279 INFO L858 garLoopResultBuilder]: For program point L4229(lines 4229 4253) no Hoare annotation was computed. [2021-11-23 17:32:43,279 INFO L858 garLoopResultBuilder]: For program point L4494(lines 4494 4950) no Hoare annotation was computed. [2021-11-23 17:32:43,279 INFO L858 garLoopResultBuilder]: For program point L4891(lines 4891 4913) no Hoare annotation was computed. [2021-11-23 17:32:43,279 INFO L858 garLoopResultBuilder]: For program point L795(lines 795 5278) no Hoare annotation was computed. [2021-11-23 17:32:43,279 INFO L858 garLoopResultBuilder]: For program point L1588(lines 1588 1599) no Hoare annotation was computed. [2021-11-23 17:32:43,280 INFO L858 garLoopResultBuilder]: For program point L1985(lines 1985 2009) no Hoare annotation was computed. [2021-11-23 17:32:43,280 INFO L858 garLoopResultBuilder]: For program point L2778(lines 2778 5102) no Hoare annotation was computed. [2021-11-23 17:32:43,280 INFO L858 garLoopResultBuilder]: For program point L2514(lines 2514 5125) no Hoare annotation was computed. [2021-11-23 17:32:43,280 INFO L858 garLoopResultBuilder]: For program point L268(lines 268 558) no Hoare annotation was computed. [2021-11-23 17:32:43,280 INFO L858 garLoopResultBuilder]: For program point L2250(lines 2250 5148) no Hoare annotation was computed. [2021-11-23 17:32:43,280 INFO L858 garLoopResultBuilder]: For program point L3175(lines 3175 5068) no Hoare annotation was computed. [2021-11-23 17:32:43,281 INFO L858 garLoopResultBuilder]: For program point L3968(lines 3968 3979) no Hoare annotation was computed. [2021-11-23 17:32:43,281 INFO L858 garLoopResultBuilder]: For program point L4893(line 4893) no Hoare annotation was computed. [2021-11-23 17:32:43,281 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 4823) no Hoare annotation was computed. [2021-11-23 17:32:43,281 INFO L858 garLoopResultBuilder]: For program point L4365(lines 4365 4389) no Hoare annotation was computed. [2021-11-23 17:32:43,281 INFO L858 garLoopResultBuilder]: For program point L4630(lines 4630 4938) no Hoare annotation was computed. [2021-11-23 17:32:43,281 INFO L858 garLoopResultBuilder]: For program point L931(lines 931 5266) no Hoare annotation was computed. [2021-11-23 17:32:43,281 INFO L858 garLoopResultBuilder]: For program point L1724(lines 1724 1735) no Hoare annotation was computed. [2021-11-23 17:32:43,282 INFO L858 garLoopResultBuilder]: For program point L535(lines 535 542) no Hoare annotation was computed. [2021-11-23 17:32:43,282 INFO L858 garLoopResultBuilder]: For program point L139(lines 139 194) no Hoare annotation was computed. [2021-11-23 17:32:43,282 INFO L858 garLoopResultBuilder]: For program point L2121(lines 2121 2145) no Hoare annotation was computed. [2021-11-23 17:32:43,282 INFO L858 garLoopResultBuilder]: For program point L2914(lines 2914 5090) no Hoare annotation was computed. [2021-11-23 17:32:43,282 INFO L858 garLoopResultBuilder]: For program point L2650(lines 2650 5113) no Hoare annotation was computed. [2021-11-23 17:32:43,282 INFO L858 garLoopResultBuilder]: For program point L404(lines 404 552) no Hoare annotation was computed. [2021-11-23 17:32:43,282 INFO L858 garLoopResultBuilder]: For program point L2386(lines 2386 5136) no Hoare annotation was computed. [2021-11-23 17:32:43,283 INFO L858 garLoopResultBuilder]: For program point L3311(lines 3311 5056) no Hoare annotation was computed. [2021-11-23 17:32:43,283 INFO L858 garLoopResultBuilder]: For program point L4104(lines 4104 4115) no Hoare annotation was computed. [2021-11-23 17:32:43,283 INFO L858 garLoopResultBuilder]: For program point L4501(lines 4501 4525) no Hoare annotation was computed. [2021-11-23 17:32:43,283 INFO L858 garLoopResultBuilder]: For program point L670(lines 670 5288) no Hoare annotation was computed. [2021-11-23 17:32:43,283 INFO L858 garLoopResultBuilder]: For program point L1067(lines 1067 5254) no Hoare annotation was computed. [2021-11-23 17:32:43,283 INFO L858 garLoopResultBuilder]: For program point L1860(lines 1860 1871) no Hoare annotation was computed. [2021-11-23 17:32:43,283 INFO L858 garLoopResultBuilder]: For program point L275(lines 275 330) no Hoare annotation was computed. [2021-11-23 17:32:43,284 INFO L858 garLoopResultBuilder]: For program point L2257(lines 2257 2281) no Hoare annotation was computed. [2021-11-23 17:32:43,284 INFO L858 garLoopResultBuilder]: For program point L3050(lines 3050 5078) no Hoare annotation was computed. [2021-11-23 17:32:43,284 INFO L858 garLoopResultBuilder]: For program point L2786(lines 2786 5101) no Hoare annotation was computed. [2021-11-23 17:32:43,284 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 4714) no Hoare annotation was computed. [2021-11-23 17:32:43,284 INFO L858 garLoopResultBuilder]: For program point L2522(lines 2522 5124) no Hoare annotation was computed. [2021-11-23 17:32:43,284 INFO L858 garLoopResultBuilder]: For program point L408(lines 408 511) no Hoare annotation was computed. [2021-11-23 17:32:43,284 INFO L858 garLoopResultBuilder]: For program point L3447(lines 3447 5044) no Hoare annotation was computed. [2021-11-23 17:32:43,285 INFO L861 garLoopResultBuilder]: At program point L5297(lines 27 5300) the Hoare annotation is: true [2021-11-23 17:32:43,285 INFO L858 garLoopResultBuilder]: For program point L4240(lines 4240 4251) no Hoare annotation was computed. [2021-11-23 17:32:43,285 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 4905) no Hoare annotation was computed. [2021-11-23 17:32:43,285 INFO L858 garLoopResultBuilder]: For program point L4637(lines 4637 4661) no Hoare annotation was computed. [2021-11-23 17:32:43,285 INFO L858 garLoopResultBuilder]: For program point L806(lines 806 5276) no Hoare annotation was computed. [2021-11-23 17:32:43,285 INFO L858 garLoopResultBuilder]: For program point L4770(lines 4770 4920) no Hoare annotation was computed. [2021-11-23 17:32:43,286 INFO L861 garLoopResultBuilder]: At program point L5299(lines 22 5301) the Hoare annotation is: true [2021-11-23 17:32:43,286 INFO L858 garLoopResultBuilder]: For program point L1203(lines 1203 5242) no Hoare annotation was computed. [2021-11-23 17:32:43,286 INFO L858 garLoopResultBuilder]: For program point L1996(lines 1996 2007) no Hoare annotation was computed. [2021-11-23 17:32:43,286 INFO L858 garLoopResultBuilder]: For program point L4903(lines 4903 4911) no Hoare annotation was computed. [2021-11-23 17:32:43,286 INFO L858 garLoopResultBuilder]: For program point L2393(lines 2393 2417) no Hoare annotation was computed. [2021-11-23 17:32:43,286 INFO L858 garLoopResultBuilder]: For program point L3186(lines 3186 5066) no Hoare annotation was computed. [2021-11-23 17:32:43,286 INFO L858 garLoopResultBuilder]: For program point L2922(lines 2922 5089) no Hoare annotation was computed. [2021-11-23 17:32:43,287 INFO L858 garLoopResultBuilder]: For program point L2658(lines 2658 5112) no Hoare annotation was computed. [2021-11-23 17:32:43,287 INFO L858 garLoopResultBuilder]: For program point L3583(lines 3583 5032) no Hoare annotation was computed. [2021-11-23 17:32:43,287 INFO L858 garLoopResultBuilder]: For program point L4376(lines 4376 4387) no Hoare annotation was computed. [2021-11-23 17:32:43,287 INFO L858 garLoopResultBuilder]: For program point L4905(line 4905) no Hoare annotation was computed. [2021-11-23 17:32:43,287 INFO L858 garLoopResultBuilder]: For program point L942(lines 942 5264) no Hoare annotation was computed. [2021-11-23 17:32:43,287 INFO L858 garLoopResultBuilder]: For program point L4774(lines 4774 4878) no Hoare annotation was computed. [2021-11-23 17:32:43,287 INFO L858 garLoopResultBuilder]: For program point L678(lines 678 5287) no Hoare annotation was computed. [2021-11-23 17:32:43,287 INFO L858 garLoopResultBuilder]: For program point L1339(lines 1339 5230) no Hoare annotation was computed. [2021-11-23 17:32:43,288 INFO L858 garLoopResultBuilder]: For program point L150(lines 150 192) no Hoare annotation was computed. [2021-11-23 17:32:43,288 INFO L858 garLoopResultBuilder]: For program point L2132(lines 2132 2143) no Hoare annotation was computed. [2021-11-23 17:32:43,288 INFO L858 garLoopResultBuilder]: For program point L2529(lines 2529 2553) no Hoare annotation was computed. [2021-11-23 17:32:43,288 INFO L858 garLoopResultBuilder]: For program point L415(lines 415 470) no Hoare annotation was computed. [2021-11-23 17:32:43,288 INFO L858 garLoopResultBuilder]: For program point L3322(lines 3322 5054) no Hoare annotation was computed. [2021-11-23 17:32:43,288 INFO L858 garLoopResultBuilder]: For program point L3058(lines 3058 5077) no Hoare annotation was computed. [2021-11-23 17:32:43,288 INFO L858 garLoopResultBuilder]: For program point L2794(lines 2794 5100) no Hoare annotation was computed. [2021-11-23 17:32:43,289 INFO L858 garLoopResultBuilder]: For program point L3719(lines 3719 5020) no Hoare annotation was computed. [2021-11-23 17:32:43,289 INFO L858 garLoopResultBuilder]: For program point L4512(lines 4512 4523) no Hoare annotation was computed. [2021-11-23 17:32:43,289 INFO L858 garLoopResultBuilder]: For program point L1078(lines 1078 5252) no Hoare annotation was computed. [2021-11-23 17:32:43,289 INFO L858 garLoopResultBuilder]: For program point L814(lines 814 5275) no Hoare annotation was computed. [2021-11-23 17:32:43,289 INFO L854 garLoopResultBuilder]: At program point L550(lines 404 552) the Hoare annotation is: (<= 0 |ULTIMATE.start_main_~main__t~0#1|) [2021-11-23 17:32:43,289 INFO L858 garLoopResultBuilder]: For program point L1475(lines 1475 5218) no Hoare annotation was computed. [2021-11-23 17:32:43,289 INFO L858 garLoopResultBuilder]: For program point L286(lines 286 328) no Hoare annotation was computed. [2021-11-23 17:32:43,290 INFO L858 garLoopResultBuilder]: For program point L2268(lines 2268 2279) no Hoare annotation was computed. [2021-11-23 17:32:43,290 INFO L858 garLoopResultBuilder]: For program point L2665(lines 2665 2689) no Hoare annotation was computed. [2021-11-23 17:32:43,290 INFO L858 garLoopResultBuilder]: For program point L3458(lines 3458 5042) no Hoare annotation was computed. [2021-11-23 17:32:43,290 INFO L858 garLoopResultBuilder]: For program point L3194(lines 3194 5065) no Hoare annotation was computed. [2021-11-23 17:32:43,290 INFO L858 garLoopResultBuilder]: For program point L2930(lines 2930 5088) no Hoare annotation was computed. [2021-11-23 17:32:43,290 INFO L858 garLoopResultBuilder]: For program point L3855(lines 3855 5008) no Hoare annotation was computed. [2021-11-23 17:32:43,290 INFO L858 garLoopResultBuilder]: For program point L4648(lines 4648 4659) no Hoare annotation was computed. [2021-11-23 17:32:43,291 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 4783) no Hoare annotation was computed. [2021-11-23 17:32:43,291 INFO L858 garLoopResultBuilder]: For program point L4781(lines 4781 4840) no Hoare annotation was computed. [2021-11-23 17:32:43,291 INFO L858 garLoopResultBuilder]: For program point L1214(lines 1214 5240) no Hoare annotation was computed. [2021-11-23 17:32:43,291 INFO L858 garLoopResultBuilder]: For program point L950(lines 950 5263) no Hoare annotation was computed. [2021-11-23 17:32:43,291 INFO L858 garLoopResultBuilder]: For program point L686(lines 686 5286) no Hoare annotation was computed. [2021-11-23 17:32:43,291 INFO L858 garLoopResultBuilder]: For program point L1611(lines 1611 5206) no Hoare annotation was computed. [2021-11-23 17:32:43,291 INFO L858 garLoopResultBuilder]: For program point L2404(lines 2404 2415) no Hoare annotation was computed. [2021-11-23 17:32:43,292 INFO L858 garLoopResultBuilder]: For program point L158(lines 158 191) no Hoare annotation was computed. [2021-11-23 17:32:43,292 INFO L858 garLoopResultBuilder]: For program point L4783(line 4783) no Hoare annotation was computed. [2021-11-23 17:32:43,292 INFO L858 garLoopResultBuilder]: For program point L2801(lines 2801 2825) no Hoare annotation was computed. [2021-11-23 17:32:43,292 INFO L858 garLoopResultBuilder]: For program point L3594(lines 3594 5030) no Hoare annotation was computed. [2021-11-23 17:32:43,292 INFO L858 garLoopResultBuilder]: For program point L3330(lines 3330 5053) no Hoare annotation was computed. [2021-11-23 17:32:43,292 INFO L858 garLoopResultBuilder]: For program point L27(lines 27 5300) no Hoare annotation was computed. [2021-11-23 17:32:43,292 INFO L858 garLoopResultBuilder]: For program point L3066(lines 3066 5076) no Hoare annotation was computed. [2021-11-23 17:32:43,293 INFO L858 garLoopResultBuilder]: For program point L3991(lines 3991 4996) no Hoare annotation was computed. [2021-11-23 17:32:43,293 INFO L858 garLoopResultBuilder]: For program point L1350(lines 1350 5228) no Hoare annotation was computed. [2021-11-23 17:32:43,294 INFO L858 garLoopResultBuilder]: For program point L1086(lines 1086 5251) no Hoare annotation was computed. [2021-11-23 17:32:43,294 INFO L854 garLoopResultBuilder]: At program point L4918(lines 4770 4920) the Hoare annotation is: (and (not (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~271#1| 0)) (not (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~272#1| 0)) (not (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~270#1| 0)) (not (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~273#1| 0)) (<= 61 |ULTIMATE.start_main_~main__t~0#1|) (< |ULTIMATE.start_main_~main__t~0#1| |ULTIMATE.start_main_~main__tagbuf_len~0#1|)) [2021-11-23 17:32:43,294 INFO L858 garLoopResultBuilder]: For program point L822(lines 822 5274) no Hoare annotation was computed. [2021-11-23 17:32:43,294 INFO L858 garLoopResultBuilder]: For program point L1747(lines 1747 5194) no Hoare annotation was computed. [2021-11-23 17:32:43,294 INFO L858 garLoopResultBuilder]: For program point L2540(lines 2540 2551) no Hoare annotation was computed. [2021-11-23 17:32:43,295 INFO L858 garLoopResultBuilder]: For program point L426(lines 426 468) no Hoare annotation was computed. [2021-11-23 17:32:43,295 INFO L858 garLoopResultBuilder]: For program point L294(lines 294 327) no Hoare annotation was computed. [2021-11-23 17:32:43,295 INFO L858 garLoopResultBuilder]: For program point L2937(lines 2937 2961) no Hoare annotation was computed. [2021-11-23 17:32:43,295 INFO L858 garLoopResultBuilder]: For program point L3730(lines 3730 5018) no Hoare annotation was computed. [2021-11-23 17:32:43,295 INFO L858 garLoopResultBuilder]: For program point L3466(lines 3466 5041) no Hoare annotation was computed. [2021-11-23 17:32:43,295 INFO L858 garLoopResultBuilder]: For program point L3202(lines 3202 5064) no Hoare annotation was computed. [2021-11-23 17:32:43,295 INFO L858 garLoopResultBuilder]: For program point L31(lines 31 5293) no Hoare annotation was computed. [2021-11-23 17:32:43,296 INFO L858 garLoopResultBuilder]: For program point L4127(lines 4127 4984) no Hoare annotation was computed. [2021-11-23 17:32:43,296 INFO L858 garLoopResultBuilder]: For program point L693(lines 693 717) no Hoare annotation was computed. [2021-11-23 17:32:43,296 INFO L858 garLoopResultBuilder]: For program point L1486(lines 1486 5216) no Hoare annotation was computed. [2021-11-23 17:32:43,296 INFO L858 garLoopResultBuilder]: For program point L1222(lines 1222 5239) no Hoare annotation was computed. [2021-11-23 17:32:43,296 INFO L858 garLoopResultBuilder]: For program point L165(lines 165 185) no Hoare annotation was computed. [2021-11-23 17:32:43,296 INFO L858 garLoopResultBuilder]: For program point L958(lines 958 5262) no Hoare annotation was computed. [2021-11-23 17:32:43,296 INFO L858 garLoopResultBuilder]: For program point L1883(lines 1883 5182) no Hoare annotation was computed. [2021-11-23 17:32:43,296 INFO L858 garLoopResultBuilder]: For program point L2676(lines 2676 2687) no Hoare annotation was computed. [2021-11-23 17:32:43,297 INFO L854 garLoopResultBuilder]: At program point L4658(lines 68 5292) the Hoare annotation is: (<= 0 |ULTIMATE.start_main_~main__t~0#1|) [2021-11-23 17:32:43,297 INFO L858 garLoopResultBuilder]: For program point L3073(lines 3073 3097) no Hoare annotation was computed. [2021-11-23 17:32:43,297 INFO L858 garLoopResultBuilder]: For program point L3866(lines 3866 5006) no Hoare annotation was computed. [2021-11-23 17:32:43,297 INFO L858 garLoopResultBuilder]: For program point L3602(lines 3602 5029) no Hoare annotation was computed. [2021-11-23 17:32:43,297 INFO L858 garLoopResultBuilder]: For program point L3338(lines 3338 5052) no Hoare annotation was computed. [2021-11-23 17:32:43,297 INFO L858 garLoopResultBuilder]: For program point L4263(lines 4263 4972) no Hoare annotation was computed. [2021-11-23 17:32:43,298 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 53) no Hoare annotation was computed. [2021-11-23 17:32:43,298 INFO L858 garLoopResultBuilder]: For program point L564(lines 564 598) no Hoare annotation was computed. [2021-11-23 17:32:43,298 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 4854) no Hoare annotation was computed. [2021-11-23 17:32:43,299 INFO L858 garLoopResultBuilder]: For program point L829(lines 829 853) no Hoare annotation was computed. [2021-11-23 17:32:43,299 INFO L858 garLoopResultBuilder]: For program point L4793(lines 4793 4838) no Hoare annotation was computed. [2021-11-23 17:32:43,299 INFO L858 garLoopResultBuilder]: For program point L1622(lines 1622 5204) no Hoare annotation was computed. [2021-11-23 17:32:43,299 INFO L858 garLoopResultBuilder]: For program point L1358(lines 1358 5227) no Hoare annotation was computed. [2021-11-23 17:32:43,299 INFO L858 garLoopResultBuilder]: For program point L301(lines 301 321) no Hoare annotation was computed. [2021-11-23 17:32:43,299 INFO L858 garLoopResultBuilder]: For program point L1094(lines 1094 5250) no Hoare annotation was computed. [2021-11-23 17:32:43,299 INFO L858 garLoopResultBuilder]: For program point L2019(lines 2019 5170) no Hoare annotation was computed. [2021-11-23 17:32:43,300 INFO L858 garLoopResultBuilder]: For program point L2812(lines 2812 2823) no Hoare annotation was computed. [2021-11-23 17:32:43,300 INFO L858 garLoopResultBuilder]: For program point L434(lines 434 467) no Hoare annotation was computed. [2021-11-23 17:32:43,300 INFO L858 garLoopResultBuilder]: For program point L3209(lines 3209 3233) no Hoare annotation was computed. [2021-11-23 17:32:43,300 INFO L858 garLoopResultBuilder]: For program point L4002(lines 4002 4994) no Hoare annotation was computed. [2021-11-23 17:32:43,301 INFO L858 garLoopResultBuilder]: For program point L4795(line 4795) no Hoare annotation was computed. [2021-11-23 17:32:43,301 INFO L858 garLoopResultBuilder]: For program point L3738(lines 3738 5017) no Hoare annotation was computed. [2021-11-23 17:32:43,302 INFO L858 garLoopResultBuilder]: For program point L3474(lines 3474 5040) no Hoare annotation was computed. [2021-11-23 17:32:43,303 INFO L858 garLoopResultBuilder]: For program point L4399(lines 4399 4960) no Hoare annotation was computed. [2021-11-23 17:32:43,303 INFO L858 garLoopResultBuilder]: For program point L39(lines 39 61) no Hoare annotation was computed. [2021-11-23 17:32:43,303 INFO L858 garLoopResultBuilder]: For program point L965(lines 965 989) no Hoare annotation was computed. [2021-11-23 17:32:43,303 INFO L858 garLoopResultBuilder]: For program point L1758(lines 1758 5192) no Hoare annotation was computed. [2021-11-23 17:32:43,303 INFO L858 garLoopResultBuilder]: For program point L1494(lines 1494 5215) no Hoare annotation was computed. [2021-11-23 17:32:43,303 INFO L858 garLoopResultBuilder]: For program point L1230(lines 1230 5238) no Hoare annotation was computed. [2021-11-23 17:32:43,304 INFO L858 garLoopResultBuilder]: For program point L2155(lines 2155 5158) no Hoare annotation was computed. [2021-11-23 17:32:43,304 INFO L858 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-11-23 17:32:43,304 INFO L858 garLoopResultBuilder]: For program point L2948(lines 2948 2959) no Hoare annotation was computed. [2021-11-23 17:32:43,304 INFO L858 garLoopResultBuilder]: For program point L3345(lines 3345 3369) no Hoare annotation was computed. [2021-11-23 17:32:43,304 INFO L858 garLoopResultBuilder]: For program point L4138(lines 4138 4982) no Hoare annotation was computed. [2021-11-23 17:32:43,304 INFO L854 garLoopResultBuilder]: At program point L4931(lines 4665 4938) the Hoare annotation is: (and (< |ULTIMATE.start_main_~main__t~0#1| |ULTIMATE.start_main_~main__tagbuf_len~0#1|) (<= 59 |ULTIMATE.start_main_~main__t~0#1|)) [2021-11-23 17:32:43,305 INFO L858 garLoopResultBuilder]: For program point L3874(lines 3874 5005) no Hoare annotation was computed. [2021-11-23 17:32:43,305 INFO L858 garLoopResultBuilder]: For program point L571(lines 571 591) no Hoare annotation was computed. [2021-11-23 17:32:43,305 INFO L858 garLoopResultBuilder]: For program point L3610(lines 3610 5028) no Hoare annotation was computed. [2021-11-23 17:32:43,305 INFO L858 garLoopResultBuilder]: For program point L4535(lines 4535 4948) no Hoare annotation was computed. [2021-11-23 17:32:43,305 INFO L858 garLoopResultBuilder]: For program point L704(lines 704 715) no Hoare annotation was computed. [2021-11-23 17:32:43,305 INFO L858 garLoopResultBuilder]: For program point L176(lines 176 183) no Hoare annotation was computed. [2021-11-23 17:32:43,305 INFO L858 garLoopResultBuilder]: For program point L1101(lines 1101 1125) no Hoare annotation was computed. [2021-11-23 17:32:43,306 INFO L858 garLoopResultBuilder]: For program point L1894(lines 1894 5180) no Hoare annotation was computed. [2021-11-23 17:32:43,306 INFO L858 garLoopResultBuilder]: For program point L1630(lines 1630 5203) no Hoare annotation was computed. [2021-11-23 17:32:43,306 INFO L858 garLoopResultBuilder]: For program point L441(lines 441 461) no Hoare annotation was computed. [2021-11-23 17:32:43,306 INFO L858 garLoopResultBuilder]: For program point L1366(lines 1366 5226) no Hoare annotation was computed. [2021-11-23 17:32:43,306 INFO L858 garLoopResultBuilder]: For program point L2291(lines 2291 5146) no Hoare annotation was computed. [2021-11-23 17:32:43,306 INFO L858 garLoopResultBuilder]: For program point L3084(lines 3084 3095) no Hoare annotation was computed. [2021-11-23 17:32:43,306 INFO L858 garLoopResultBuilder]: For program point L4802(lines 4802 4837) no Hoare annotation was computed. [2021-11-23 17:32:43,307 INFO L858 garLoopResultBuilder]: For program point L3481(lines 3481 3505) no Hoare annotation was computed. [2021-11-23 17:32:43,307 INFO L858 garLoopResultBuilder]: For program point L4274(lines 4274 4970) no Hoare annotation was computed. [2021-11-23 17:32:43,307 INFO L858 garLoopResultBuilder]: For program point L4010(lines 4010 4993) no Hoare annotation was computed. [2021-11-23 17:32:43,307 INFO L858 garLoopResultBuilder]: For program point L3746(lines 3746 5016) no Hoare annotation was computed. [2021-11-23 17:32:43,307 INFO L858 garLoopResultBuilder]: For program point L840(lines 840 851) no Hoare annotation was computed. [2021-11-23 17:32:43,308 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 4726) no Hoare annotation was computed. [2021-11-23 17:32:43,308 INFO L858 garLoopResultBuilder]: For program point L312(lines 312 319) no Hoare annotation was computed. [2021-11-23 17:32:43,308 INFO L858 garLoopResultBuilder]: For program point L1237(lines 1237 1261) no Hoare annotation was computed. [2021-11-23 17:32:43,308 INFO L858 garLoopResultBuilder]: For program point L2030(lines 2030 5168) no Hoare annotation was computed. [2021-11-23 17:32:43,308 INFO L858 garLoopResultBuilder]: For program point L1766(lines 1766 5191) no Hoare annotation was computed. [2021-11-23 17:32:43,308 INFO L858 garLoopResultBuilder]: For program point L1502(lines 1502 5214) no Hoare annotation was computed. [2021-11-23 17:32:43,309 INFO L858 garLoopResultBuilder]: For program point L2427(lines 2427 5134) no Hoare annotation was computed. [2021-11-23 17:32:43,309 INFO L858 garLoopResultBuilder]: For program point L3220(lines 3220 3231) no Hoare annotation was computed. [2021-11-23 17:32:43,309 INFO L858 garLoopResultBuilder]: For program point L3617(lines 3617 3641) no Hoare annotation was computed. [2021-11-23 17:32:43,309 INFO L858 garLoopResultBuilder]: For program point L4410(lines 4410 4958) no Hoare annotation was computed. [2021-11-23 17:32:43,309 INFO L858 garLoopResultBuilder]: For program point L4146(lines 4146 4981) no Hoare annotation was computed. [2021-11-23 17:32:43,309 INFO L858 garLoopResultBuilder]: For program point L3882(lines 3882 5004) no Hoare annotation was computed. [2021-11-23 17:32:43,309 INFO L858 garLoopResultBuilder]: For program point L51(lines 51 59) no Hoare annotation was computed. [2021-11-23 17:32:43,310 INFO L858 garLoopResultBuilder]: For program point L976(lines 976 987) no Hoare annotation was computed. [2021-11-23 17:32:43,310 INFO L858 garLoopResultBuilder]: For program point L4676(lines 4676 4936) no Hoare annotation was computed. [2021-11-23 17:32:43,310 INFO L858 garLoopResultBuilder]: For program point L1373(lines 1373 1397) no Hoare annotation was computed. [2021-11-23 17:32:43,310 INFO L858 garLoopResultBuilder]: For program point L2166(lines 2166 5156) no Hoare annotation was computed. [2021-11-23 17:32:43,310 INFO L858 garLoopResultBuilder]: For program point L1902(lines 1902 5179) no Hoare annotation was computed. [2021-11-23 17:32:43,310 INFO L858 garLoopResultBuilder]: For program point L4809(lines 4809 4831) no Hoare annotation was computed. [2021-11-23 17:32:43,310 INFO L858 garLoopResultBuilder]: For program point L1638(lines 1638 5202) no Hoare annotation was computed. [2021-11-23 17:32:43,310 INFO L858 garLoopResultBuilder]: For program point L2563(lines 2563 5122) no Hoare annotation was computed. [2021-11-23 17:32:43,311 INFO L858 garLoopResultBuilder]: For program point L3356(lines 3356 3367) no Hoare annotation was computed. [2021-11-23 17:32:43,311 INFO L858 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2021-11-23 17:32:43,311 INFO L858 garLoopResultBuilder]: For program point L3753(lines 3753 3777) no Hoare annotation was computed. [2021-11-23 17:32:43,311 INFO L858 garLoopResultBuilder]: For program point L4678(line 4678) no Hoare annotation was computed. [2021-11-23 17:32:43,311 INFO L858 garLoopResultBuilder]: For program point L582(lines 582 589) no Hoare annotation was computed. [2021-11-23 17:32:43,311 INFO L858 garLoopResultBuilder]: For program point L4546(lines 4546 4946) no Hoare annotation was computed. [2021-11-23 17:32:43,311 INFO L858 garLoopResultBuilder]: For program point L4282(lines 4282 4969) no Hoare annotation was computed. [2021-11-23 17:32:43,312 INFO L858 garLoopResultBuilder]: For program point L4018(lines 4018 4992) no Hoare annotation was computed. [2021-11-23 17:32:43,312 INFO L858 garLoopResultBuilder]: For program point L4811(line 4811) no Hoare annotation was computed. [2021-11-23 17:32:43,312 INFO L858 garLoopResultBuilder]: For program point L1112(lines 1112 1123) no Hoare annotation was computed. [2021-11-23 17:32:43,312 INFO L858 garLoopResultBuilder]: For program point L1509(lines 1509 1533) no Hoare annotation was computed. [2021-11-23 17:32:43,312 INFO L858 garLoopResultBuilder]: For program point L452(lines 452 459) no Hoare annotation was computed. [2021-11-23 17:32:43,312 INFO L858 garLoopResultBuilder]: For program point L2302(lines 2302 5144) no Hoare annotation was computed. [2021-11-23 17:32:43,312 INFO L858 garLoopResultBuilder]: For program point L2038(lines 2038 5167) no Hoare annotation was computed. [2021-11-23 17:32:43,313 INFO L858 garLoopResultBuilder]: For program point L1774(lines 1774 5190) no Hoare annotation was computed. [2021-11-23 17:32:43,313 INFO L858 garLoopResultBuilder]: For program point L2699(lines 2699 5110) no Hoare annotation was computed. [2021-11-23 17:32:43,313 INFO L858 garLoopResultBuilder]: For program point L3492(lines 3492 3503) no Hoare annotation was computed. [2021-11-23 17:32:43,313 INFO L858 garLoopResultBuilder]: For program point L3889(lines 3889 3913) no Hoare annotation was computed. [2021-11-23 17:32:43,313 INFO L858 garLoopResultBuilder]: For program point L4418(lines 4418 4957) no Hoare annotation was computed. [2021-11-23 17:32:43,313 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-23 17:32:43,313 INFO L858 garLoopResultBuilder]: For program point L4154(lines 4154 4980) no Hoare annotation was computed. [2021-11-23 17:32:43,314 INFO L858 garLoopResultBuilder]: For program point L1248(lines 1248 1259) no Hoare annotation was computed. [2021-11-23 17:32:43,314 INFO L858 garLoopResultBuilder]: For program point L1645(lines 1645 1669) no Hoare annotation was computed. [2021-11-23 17:32:43,314 INFO L858 garLoopResultBuilder]: For program point L2438(lines 2438 5132) no Hoare annotation was computed. [2021-11-23 17:32:43,314 INFO L858 garLoopResultBuilder]: For program point L2174(lines 2174 5155) no Hoare annotation was computed. [2021-11-23 17:32:43,314 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 4795) no Hoare annotation was computed. [2021-11-23 17:32:43,314 INFO L858 garLoopResultBuilder]: For program point L1910(lines 1910 5178) no Hoare annotation was computed. [2021-11-23 17:32:43,314 INFO L858 garLoopResultBuilder]: For program point L2835(lines 2835 5098) no Hoare annotation was computed. [2021-11-23 17:32:43,315 INFO L858 garLoopResultBuilder]: For program point L3628(lines 3628 3639) no Hoare annotation was computed. [2021-11-23 17:32:43,315 INFO L858 garLoopResultBuilder]: For program point L4025(lines 4025 4049) no Hoare annotation was computed. [2021-11-23 17:32:43,315 INFO L858 garLoopResultBuilder]: For program point L4554(lines 4554 4945) no Hoare annotation was computed. [2021-11-23 17:32:43,315 INFO L858 garLoopResultBuilder]: For program point L4290(lines 4290 4968) no Hoare annotation was computed. [2021-11-23 17:32:43,315 INFO L858 garLoopResultBuilder]: For program point L1384(lines 1384 1395) no Hoare annotation was computed. [2021-11-23 17:32:43,315 INFO L858 garLoopResultBuilder]: For program point L1781(lines 1781 1805) no Hoare annotation was computed. [2021-11-23 17:32:43,315 INFO L858 garLoopResultBuilder]: For program point L2574(lines 2574 5120) no Hoare annotation was computed. [2021-11-23 17:32:43,316 INFO L858 garLoopResultBuilder]: For program point L4688(lines 4688 4934) no Hoare annotation was computed. [2021-11-23 17:32:43,316 INFO L858 garLoopResultBuilder]: For program point L2310(lines 2310 5143) no Hoare annotation was computed. [2021-11-23 17:32:43,316 INFO L858 garLoopResultBuilder]: For program point L2046(lines 2046 5166) no Hoare annotation was computed. [2021-11-23 17:32:43,316 INFO L858 garLoopResultBuilder]: For program point L2971(lines 2971 5086) no Hoare annotation was computed. [2021-11-23 17:32:43,316 INFO L858 garLoopResultBuilder]: For program point L3764(lines 3764 3775) no Hoare annotation was computed. [2021-11-23 17:32:43,316 INFO L858 garLoopResultBuilder]: For program point L4821(lines 4821 4829) no Hoare annotation was computed. [2021-11-23 17:32:43,316 INFO L858 garLoopResultBuilder]: For program point L4161(lines 4161 4185) no Hoare annotation was computed. [2021-11-23 17:32:43,317 INFO L858 garLoopResultBuilder]: For program point L4690(line 4690) no Hoare annotation was computed. [2021-11-23 17:32:43,317 INFO L858 garLoopResultBuilder]: For program point L4426(lines 4426 4956) no Hoare annotation was computed. [2021-11-23 17:32:43,317 INFO L858 garLoopResultBuilder]: For program point L4823(line 4823) no Hoare annotation was computed. [2021-11-23 17:32:43,317 INFO L858 garLoopResultBuilder]: For program point L727(lines 727 5284) no Hoare annotation was computed. [2021-11-23 17:32:43,317 INFO L858 garLoopResultBuilder]: For program point L1520(lines 1520 1531) no Hoare annotation was computed. [2021-11-23 17:32:43,317 INFO L858 garLoopResultBuilder]: For program point L1917(lines 1917 1941) no Hoare annotation was computed. [2021-11-23 17:32:43,317 INFO L858 garLoopResultBuilder]: For program point L2710(lines 2710 5108) no Hoare annotation was computed. [2021-11-23 17:32:43,317 INFO L858 garLoopResultBuilder]: For program point L2446(lines 2446 5131) no Hoare annotation was computed. [2021-11-23 17:32:43,318 INFO L858 garLoopResultBuilder]: For program point L2182(lines 2182 5154) no Hoare annotation was computed. [2021-11-23 17:32:43,318 INFO L858 garLoopResultBuilder]: For program point L68(lines 68 5292) no Hoare annotation was computed. [2021-11-23 17:32:43,318 INFO L858 garLoopResultBuilder]: For program point L3107(lines 3107 5074) no Hoare annotation was computed. [2021-11-23 17:32:43,318 INFO L858 garLoopResultBuilder]: For program point L3900(lines 3900 3911) no Hoare annotation was computed. [2021-11-23 17:32:43,318 INFO L854 garLoopResultBuilder]: At program point L597(lines 264 599) the Hoare annotation is: (<= 0 |ULTIMATE.start_main_~main__t~0#1|) [2021-11-23 17:32:43,318 INFO L858 garLoopResultBuilder]: For program point L4297(lines 4297 4321) no Hoare annotation was computed. [2021-11-23 17:32:43,318 INFO L858 garLoopResultBuilder]: For program point L4562(lines 4562 4944) no Hoare annotation was computed. [2021-11-23 17:32:43,319 INFO L858 garLoopResultBuilder]: For program point L863(lines 863 5272) no Hoare annotation was computed. [2021-11-23 17:32:43,319 INFO L858 garLoopResultBuilder]: For program point L1656(lines 1656 1667) no Hoare annotation was computed. [2021-11-23 17:32:43,319 INFO L854 garLoopResultBuilder]: At program point L335(lines 268 558) the Hoare annotation is: (<= 0 |ULTIMATE.start_main_~main__t~0#1|) [2021-11-23 17:32:43,319 INFO L858 garLoopResultBuilder]: For program point L2053(lines 2053 2077) no Hoare annotation was computed. [2021-11-23 17:32:43,319 INFO L858 garLoopResultBuilder]: For program point L2846(lines 2846 5096) no Hoare annotation was computed. [2021-11-23 17:32:43,319 INFO L858 garLoopResultBuilder]: For program point L2582(lines 2582 5119) no Hoare annotation was computed. [2021-11-23 17:32:43,319 INFO L858 garLoopResultBuilder]: For program point L2318(lines 2318 5142) no Hoare annotation was computed. [2021-11-23 17:32:43,320 INFO L858 garLoopResultBuilder]: For program point L3243(lines 3243 5062) no Hoare annotation was computed. [2021-11-23 17:32:43,320 INFO L858 garLoopResultBuilder]: For program point L4036(lines 4036 4047) no Hoare annotation was computed. [2021-11-23 17:32:43,320 INFO L858 garLoopResultBuilder]: For program point L4697(lines 4697 4933) no Hoare annotation was computed. [2021-11-23 17:32:43,320 INFO L858 garLoopResultBuilder]: For program point L4433(lines 4433 4457) no Hoare annotation was computed. [2021-11-23 17:32:43,320 INFO L858 garLoopResultBuilder]: For program point L206(lines 206 603) no Hoare annotation was computed. [2021-11-23 17:32:43,320 INFO L858 garLoopResultBuilder]: For program point L999(lines 999 5260) no Hoare annotation was computed. [2021-11-23 17:32:43,320 INFO L858 garLoopResultBuilder]: For program point L1792(lines 1792 1803) no Hoare annotation was computed. [2021-11-23 17:32:43,321 INFO L854 garLoopResultBuilder]: At program point L4699(lines 31 5293) the Hoare annotation is: (and (<= 0 |ULTIMATE.start_main_~main__t~0#1|) (<= |ULTIMATE.start_main_~main__t~0#1| |ULTIMATE.start_main_~main__tagbuf_len~0#1|)) [2021-11-23 17:32:43,321 INFO L858 garLoopResultBuilder]: For program point L2189(lines 2189 2213) no Hoare annotation was computed. [2021-11-23 17:32:43,321 INFO L858 garLoopResultBuilder]: For program point L75(lines 75 649) no Hoare annotation was computed. [2021-11-23 17:32:43,321 INFO L858 garLoopResultBuilder]: For program point L2982(lines 2982 5084) no Hoare annotation was computed. [2021-11-23 17:32:43,321 INFO L858 garLoopResultBuilder]: For program point L2718(lines 2718 5107) no Hoare annotation was computed. [2021-11-23 17:32:43,321 INFO L858 garLoopResultBuilder]: For program point L2454(lines 2454 5130) no Hoare annotation was computed. [2021-11-23 17:32:43,321 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 4678) no Hoare annotation was computed. [2021-11-23 17:32:43,322 INFO L858 garLoopResultBuilder]: For program point L3379(lines 3379 5050) no Hoare annotation was computed. [2021-11-23 17:32:43,322 INFO L858 garLoopResultBuilder]: For program point L4172(lines 4172 4183) no Hoare annotation was computed. [2021-11-23 17:32:43,322 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 4866) no Hoare annotation was computed. [2021-11-23 17:32:43,322 INFO L858 garLoopResultBuilder]: For program point L4569(lines 4569 4593) no Hoare annotation was computed. [2021-11-23 17:32:43,322 INFO L858 garLoopResultBuilder]: For program point L738(lines 738 5282) no Hoare annotation was computed. [2021-11-23 17:32:43,322 INFO L858 garLoopResultBuilder]: For program point L1135(lines 1135 5248) no Hoare annotation was computed. [2021-11-23 17:32:43,322 INFO L858 garLoopResultBuilder]: For program point L1928(lines 1928 1939) no Hoare annotation was computed. [2021-11-23 17:32:43,323 INFO L854 garLoopResultBuilder]: At program point L475(lines 408 511) the Hoare annotation is: (<= 0 |ULTIMATE.start_main_~main__t~0#1|) [2021-11-23 17:32:43,323 INFO L858 garLoopResultBuilder]: For program point L2325(lines 2325 2349) no Hoare annotation was computed. [2021-11-23 17:32:43,323 INFO L858 garLoopResultBuilder]: For program point L3118(lines 3118 5072) no Hoare annotation was computed. [2021-11-23 17:32:43,323 INFO L858 garLoopResultBuilder]: For program point L2854(lines 2854 5095) no Hoare annotation was computed. [2021-11-23 17:32:43,323 INFO L858 garLoopResultBuilder]: For program point L2590(lines 2590 5118) no Hoare annotation was computed. [2021-11-23 17:32:43,323 INFO L858 garLoopResultBuilder]: For program point L3515(lines 3515 5038) no Hoare annotation was computed. [2021-11-23 17:32:43,323 INFO L858 garLoopResultBuilder]: For program point L344(lines 344 556) no Hoare annotation was computed. [2021-11-23 17:32:43,324 INFO L858 garLoopResultBuilder]: For program point L4308(lines 4308 4319) no Hoare annotation was computed. [2021-11-23 17:32:43,324 INFO L858 garLoopResultBuilder]: For program point L4705(lines 4705 4932) no Hoare annotation was computed. [2021-11-23 17:32:43,324 INFO L858 garLoopResultBuilder]: For program point L874(lines 874 5270) no Hoare annotation was computed. [2021-11-23 17:32:43,324 INFO L858 garLoopResultBuilder]: For program point L1271(lines 1271 5236) no Hoare annotation was computed. [2021-11-23 17:32:43,324 INFO L858 garLoopResultBuilder]: For program point L2064(lines 2064 2075) no Hoare annotation was computed. [2021-11-23 17:32:43,324 INFO L858 garLoopResultBuilder]: For program point L611(lines 611 644) no Hoare annotation was computed. [2021-11-23 17:32:43,324 INFO L858 garLoopResultBuilder]: For program point L2461(lines 2461 2485) no Hoare annotation was computed. [2021-11-23 17:32:43,325 INFO L858 garLoopResultBuilder]: For program point L3254(lines 3254 5060) no Hoare annotation was computed. [2021-11-23 17:32:43,325 INFO L858 garLoopResultBuilder]: For program point L2990(lines 2990 5083) no Hoare annotation was computed. [2021-11-23 17:32:43,325 INFO L858 garLoopResultBuilder]: For program point L2726(lines 2726 5106) no Hoare annotation was computed. [2021-11-23 17:32:43,325 INFO L858 garLoopResultBuilder]: For program point L3651(lines 3651 5026) no Hoare annotation was computed. [2021-11-23 17:32:43,325 INFO L858 garLoopResultBuilder]: For program point L4444(lines 4444 4455) no Hoare annotation was computed. [2021-11-23 17:32:43,325 INFO L858 garLoopResultBuilder]: For program point L217(lines 217 601) no Hoare annotation was computed. [2021-11-23 17:32:43,325 INFO L858 garLoopResultBuilder]: For program point L1010(lines 1010 5258) no Hoare annotation was computed. [2021-11-23 17:32:43,326 INFO L858 garLoopResultBuilder]: For program point L746(lines 746 5281) no Hoare annotation was computed. [2021-11-23 17:32:43,326 INFO L858 garLoopResultBuilder]: For program point L1407(lines 1407 5224) no Hoare annotation was computed. [2021-11-23 17:32:43,326 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-23 17:32:43,326 INFO L858 garLoopResultBuilder]: For program point L2200(lines 2200 2211) no Hoare annotation was computed. [2021-11-23 17:32:43,326 INFO L858 garLoopResultBuilder]: For program point L86(lines 86 647) no Hoare annotation was computed. [2021-11-23 17:32:43,326 INFO L858 garLoopResultBuilder]: For program point L2597(lines 2597 2621) no Hoare annotation was computed. [2021-11-23 17:32:43,326 INFO L858 garLoopResultBuilder]: For program point L3390(lines 3390 5048) no Hoare annotation was computed. [2021-11-23 17:32:43,327 INFO L858 garLoopResultBuilder]: For program point L3126(lines 3126 5071) no Hoare annotation was computed. [2021-11-23 17:32:43,327 INFO L858 garLoopResultBuilder]: For program point L2862(lines 2862 5094) no Hoare annotation was computed. [2021-11-23 17:32:43,327 INFO L858 garLoopResultBuilder]: For program point L3787(lines 3787 5014) no Hoare annotation was computed. [2021-11-23 17:32:43,327 INFO L858 garLoopResultBuilder]: For program point L4712(lines 4712 4924) no Hoare annotation was computed. [2021-11-23 17:32:43,327 INFO L858 garLoopResultBuilder]: For program point L484(lines 484 509) no Hoare annotation was computed. [2021-11-23 17:32:43,327 INFO L858 garLoopResultBuilder]: For program point L4580(lines 4580 4591) no Hoare annotation was computed. [2021-11-23 17:32:43,327 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 4743) no Hoare annotation was computed. [2021-11-23 17:32:43,328 INFO L858 garLoopResultBuilder]: For program point L1146(lines 1146 5246) no Hoare annotation was computed. [2021-11-23 17:32:43,328 INFO L858 garLoopResultBuilder]: For program point L882(lines 882 5269) no Hoare annotation was computed. [2021-11-23 17:32:43,328 INFO L858 garLoopResultBuilder]: For program point L4714(line 4714) no Hoare annotation was computed. [2021-11-23 17:32:43,328 INFO L858 garLoopResultBuilder]: For program point L618(lines 618 638) no Hoare annotation was computed. [2021-11-23 17:32:43,328 INFO L858 garLoopResultBuilder]: For program point L1543(lines 1543 5212) no Hoare annotation was computed. [2021-11-23 17:32:43,328 INFO L858 garLoopResultBuilder]: For program point L2336(lines 2336 2347) no Hoare annotation was computed. [2021-11-23 17:32:43,328 INFO L858 garLoopResultBuilder]: For program point L2733(lines 2733 2757) no Hoare annotation was computed. [2021-11-23 17:32:43,329 INFO L858 garLoopResultBuilder]: For program point L3526(lines 3526 5036) no Hoare annotation was computed. [2021-11-23 17:32:43,329 INFO L858 garLoopResultBuilder]: For program point L355(lines 355 554) no Hoare annotation was computed. [2021-11-23 17:32:43,329 INFO L858 garLoopResultBuilder]: For program point L3262(lines 3262 5059) no Hoare annotation was computed. [2021-11-23 17:32:43,329 INFO L858 garLoopResultBuilder]: For program point L2998(lines 2998 5082) no Hoare annotation was computed. [2021-11-23 17:32:43,329 INFO L858 garLoopResultBuilder]: For program point L3923(lines 3923 5002) no Hoare annotation was computed. [2021-11-23 17:32:43,329 INFO L858 garLoopResultBuilder]: For program point L1282(lines 1282 5234) no Hoare annotation was computed. [2021-11-23 17:32:43,329 INFO L858 garLoopResultBuilder]: For program point L1018(lines 1018 5257) no Hoare annotation was computed. [2021-11-23 17:32:43,330 INFO L858 garLoopResultBuilder]: For program point L754(lines 754 5280) no Hoare annotation was computed. [2021-11-23 17:32:43,330 INFO L858 garLoopResultBuilder]: For program point L1679(lines 1679 5200) no Hoare annotation was computed. [2021-11-23 17:32:43,330 INFO L858 garLoopResultBuilder]: For program point L2472(lines 2472 2483) no Hoare annotation was computed. [2021-11-23 17:32:43,330 INFO L858 garLoopResultBuilder]: For program point L94(lines 94 646) no Hoare annotation was computed. [2021-11-23 17:32:43,330 INFO L858 garLoopResultBuilder]: For program point L2869(lines 2869 2893) no Hoare annotation was computed. [2021-11-23 17:32:43,330 INFO L858 garLoopResultBuilder]: For program point L3662(lines 3662 5024) no Hoare annotation was computed. [2021-11-23 17:32:43,330 INFO L858 garLoopResultBuilder]: For program point L3398(lines 3398 5047) no Hoare annotation was computed. [2021-11-23 17:32:43,331 INFO L858 garLoopResultBuilder]: For program point L3134(lines 3134 5070) no Hoare annotation was computed. [2021-11-23 17:32:43,331 INFO L858 garLoopResultBuilder]: For program point L4059(lines 4059 4990) no Hoare annotation was computed. [2021-11-23 17:32:43,331 INFO L858 garLoopResultBuilder]: For program point L4852(lines 4852 4876) no Hoare annotation was computed. [2021-11-23 17:32:43,331 INFO L858 garLoopResultBuilder]: For program point L1418(lines 1418 5222) no Hoare annotation was computed. [2021-11-23 17:32:43,331 INFO L858 garLoopResultBuilder]: For program point L1154(lines 1154 5245) no Hoare annotation was computed. [2021-11-23 17:32:43,331 INFO L858 garLoopResultBuilder]: For program point L890(lines 890 5268) no Hoare annotation was computed. [2021-11-23 17:32:43,331 INFO L858 garLoopResultBuilder]: For program point L4854(line 4854) no Hoare annotation was computed. [2021-11-23 17:32:43,331 INFO L858 garLoopResultBuilder]: For program point L1815(lines 1815 5188) no Hoare annotation was computed. [2021-11-23 17:32:43,332 INFO L858 garLoopResultBuilder]: For program point L2608(lines 2608 2619) no Hoare annotation was computed. [2021-11-23 17:32:43,332 INFO L858 garLoopResultBuilder]: For program point L230(lines 230 600) no Hoare annotation was computed. [2021-11-23 17:32:43,332 INFO L858 garLoopResultBuilder]: For program point L3005(lines 3005 3029) no Hoare annotation was computed. [2021-11-23 17:32:43,332 INFO L858 garLoopResultBuilder]: For program point L3798(lines 3798 5012) no Hoare annotation was computed. [2021-11-23 17:32:43,332 INFO L858 garLoopResultBuilder]: For program point L495(lines 495 507) no Hoare annotation was computed. [2021-11-23 17:32:43,332 INFO L858 garLoopResultBuilder]: For program point L3534(lines 3534 5035) no Hoare annotation was computed. [2021-11-23 17:32:43,332 INFO L858 garLoopResultBuilder]: For program point L3270(lines 3270 5058) no Hoare annotation was computed. [2021-11-23 17:32:43,333 INFO L858 garLoopResultBuilder]: For program point L4195(lines 4195 4978) no Hoare annotation was computed. [2021-11-23 17:32:43,333 INFO L858 garLoopResultBuilder]: For program point L4724(lines 4724 4922) no Hoare annotation was computed. [2021-11-23 17:32:43,333 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 4811) no Hoare annotation was computed. [2021-11-23 17:32:43,333 INFO L858 garLoopResultBuilder]: For program point L761(lines 761 785) no Hoare annotation was computed. [2021-11-23 17:32:43,333 INFO L858 garLoopResultBuilder]: For program point L629(lines 629 636) no Hoare annotation was computed. [2021-11-23 17:32:43,334 INFO L858 garLoopResultBuilder]: For program point L1554(lines 1554 5210) no Hoare annotation was computed. [2021-11-23 17:32:43,334 INFO L858 garLoopResultBuilder]: For program point L1290(lines 1290 5233) no Hoare annotation was computed. [2021-11-23 17:32:43,334 INFO L858 garLoopResultBuilder]: For program point L101(lines 101 121) no Hoare annotation was computed. [2021-11-23 17:32:43,334 INFO L858 garLoopResultBuilder]: For program point L1026(lines 1026 5256) no Hoare annotation was computed. [2021-11-23 17:32:43,340 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 17:32:43,343 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 17:32:43,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 05:32:43 BoogieIcfgContainer [2021-11-23 17:32:43,376 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 17:32:43,377 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 17:32:43,377 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 17:32:43,377 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 17:32:43,378 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:32:18" (3/4) ... [2021-11-23 17:32:43,381 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 17:32:43,429 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-11-23 17:32:43,435 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 17:32:43,442 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-23 17:32:43,448 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 17:32:43,758 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/bin/utaipan-fb15Y9Yzbl/witness.graphml [2021-11-23 17:32:43,758 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 17:32:43,759 INFO L158 Benchmark]: Toolchain (without parser) took 29523.37ms. Allocated memory was 142.6MB in the beginning and 371.2MB in the end (delta: 228.6MB). Free memory was 101.2MB in the beginning and 196.6MB in the end (delta: -95.4MB). Peak memory consumption was 131.1MB. Max. memory is 16.1GB. [2021-11-23 17:32:43,760 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 142.6MB. Free memory was 113.1MB in the beginning and 113.1MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:32:43,760 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1545.24ms. Allocated memory was 142.6MB in the beginning and 190.8MB in the end (delta: 48.2MB). Free memory was 100.9MB in the beginning and 151.7MB in the end (delta: -50.8MB). Peak memory consumption was 66.9MB. Max. memory is 16.1GB. [2021-11-23 17:32:43,761 INFO L158 Benchmark]: Boogie Procedure Inliner took 194.75ms. Allocated memory is still 190.8MB. Free memory was 151.7MB in the beginning and 140.2MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 17:32:43,761 INFO L158 Benchmark]: Boogie Preprocessor took 115.56ms. Allocated memory is still 190.8MB. Free memory was 140.2MB in the beginning and 133.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 17:32:43,762 INFO L158 Benchmark]: RCFGBuilder took 2241.30ms. Allocated memory is still 190.8MB. Free memory was 132.9MB in the beginning and 95.5MB in the end (delta: 37.4MB). Peak memory consumption was 73.1MB. Max. memory is 16.1GB. [2021-11-23 17:32:43,762 INFO L158 Benchmark]: TraceAbstraction took 25035.41ms. Allocated memory was 190.8MB in the beginning and 371.2MB in the end (delta: 180.4MB). Free memory was 95.5MB in the beginning and 249.0MB in the end (delta: -153.5MB). Peak memory consumption was 171.5MB. Max. memory is 16.1GB. [2021-11-23 17:32:43,762 INFO L158 Benchmark]: Witness Printer took 381.43ms. Allocated memory is still 371.2MB. Free memory was 249.0MB in the beginning and 196.6MB in the end (delta: 52.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2021-11-23 17:32:43,769 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 142.6MB. Free memory was 113.1MB in the beginning and 113.1MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1545.24ms. Allocated memory was 142.6MB in the beginning and 190.8MB in the end (delta: 48.2MB). Free memory was 100.9MB in the beginning and 151.7MB in the end (delta: -50.8MB). Peak memory consumption was 66.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 194.75ms. Allocated memory is still 190.8MB. Free memory was 151.7MB in the beginning and 140.2MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 115.56ms. Allocated memory is still 190.8MB. Free memory was 140.2MB in the beginning and 133.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2241.30ms. Allocated memory is still 190.8MB. Free memory was 132.9MB in the beginning and 95.5MB in the end (delta: 37.4MB). Peak memory consumption was 73.1MB. Max. memory is 16.1GB. * TraceAbstraction took 25035.41ms. Allocated memory was 190.8MB in the beginning and 371.2MB in the end (delta: 180.4MB). Free memory was 95.5MB in the beginning and 249.0MB in the end (delta: -153.5MB). Peak memory consumption was 171.5MB. Max. memory is 16.1GB. * Witness Printer took 381.43ms. Allocated memory is still 371.2MB. Free memory was 249.0MB in the beginning and 196.6MB in the end (delta: 52.4MB). Peak memory consumption was 50.3MB. 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: 41]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 53]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 4678]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 4690]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 4714]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 4726]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 4743]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 4755]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 4783]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 4795]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 4811]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 4823]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 4854]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 4866]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 4893]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 4905]: 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, 473 locations, 16 error locations. Started 1 CEGAR loops. OverallTime: 24.9s, OverallIterations: 16, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 9.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7305 SdHoareTripleChecker+Valid, 8.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7305 mSDsluCounter, 3584 SdHoareTripleChecker+Invalid, 6.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1832 mSDsCounter, 1921 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13759 IncrementalHoareTripleChecker+Invalid, 15680 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1921 mSolverCounterUnsat, 1755 mSDtfsCounter, 13759 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 985 GetRequests, 610 SyntacticMatches, 5 SemanticMatches, 370 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 340 ImplicationChecksByTransitivity, 7.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=473occurred in iteration=0, InterpolantAutomatonStates: 375, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 16 MinimizatonAttempts, 92 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 13 LocationsWithAnnotation, 13 PreInvPairs, 18 NumberOfFragments, 85 HoareAnnotationTreeSize, 13 FomulaSimplifications, 2016 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 13 FomulaSimplificationsInter, 2771 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 11.9s InterpolantComputationTime, 3524 NumberOfCodeBlocks, 3524 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 3508 ConstructedInterpolants, 0 QuantifiedInterpolants, 10130 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 0/0 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 16 specifications checked. All of them hold - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 <= main__t - InvariantResult [Line: 31]: Loop Invariant Derived loop invariant: 0 <= main__t && main__t <= main__tagbuf_len - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 0 <= main__t - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: 0 <= main__t - InvariantResult [Line: 4665]: Loop Invariant Derived loop invariant: main__t < main__tagbuf_len && 59 <= main__t - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 <= main__t - InvariantResult [Line: 4730]: Loop Invariant Derived loop invariant: ((((!(__VERIFIER_assert__cond == 0) && !(__VERIFIER_assert__cond == 0)) && !(__VERIFIER_assert__cond == 0)) && !(__VERIFIER_assert__cond == 0)) && main__t < main__tagbuf_len + 1) && 61 <= main__t - InvariantResult [Line: 264]: Loop Invariant Derived loop invariant: 0 <= main__t - InvariantResult [Line: 360]: Loop Invariant Derived loop invariant: 0 <= main__t - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 <= main__t - InvariantResult [Line: 4770]: Loop Invariant Derived loop invariant: ((((!(__VERIFIER_assert__cond == 0) && !(__VERIFIER_assert__cond == 0)) && !(__VERIFIER_assert__cond == 0)) && !(__VERIFIER_assert__cond == 0)) && 61 <= main__t) && main__t < main__tagbuf_len RESULT: Ultimate proved your program to be correct! [2021-11-23 17:32:43,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35f6de43-4c7a-447b-81a2-7ee3a18b50ab/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE