./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 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/bin/utaipan-q2qaUkNPG8/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_4e7c50f7-102f-42ea-a0ea-4833a62b9567/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/bin/utaipan-q2qaUkNPG8 --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 8e49bd2d2a594a3ec324f02226addf3eed112263 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 07:56:01,211 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:56:01,214 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:56:01,280 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:56:01,280 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:56:01,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:56:01,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:56:01,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:56:01,295 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:56:01,304 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:56:01,305 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:56:01,308 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:56:01,308 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:56:01,312 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:56:01,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:56:01,324 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:56:01,326 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:56:01,327 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:56:01,331 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:56:01,340 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:56:01,343 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:56:01,344 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:56:01,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:56:01,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:56:01,361 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:56:01,362 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:56:01,363 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:56:01,365 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:56:01,366 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:56:01,367 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:56:01,368 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:56:01,369 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:56:01,371 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:56:01,372 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:56:01,375 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:56:01,375 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:56:01,376 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:56:01,376 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:56:01,376 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:56:01,379 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:56:01,380 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:56:01,381 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 07:56:01,424 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:56:01,424 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:56:01,425 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:56:01,426 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:56:01,426 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:56:01,426 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:56:01,427 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 07:56:01,427 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:56:01,427 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:56:01,427 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 07:56:01,428 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 07:56:01,428 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:56:01,428 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 07:56:01,429 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 07:56:01,429 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 07:56:01,430 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:56:01,430 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:56:01,430 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:56:01,431 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:56:01,431 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:56:01,431 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:56:01,432 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:56:01,432 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:56:01,432 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:56:01,432 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:56:01,433 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:56:01,433 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:56:01,433 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:56:01,434 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:56:01,434 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:56:01,434 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:56:01,435 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:56:01,435 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:56:01,435 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:56:01,436 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 07:56:01,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 07:56:01,436 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:56:01,436 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:56:01,437 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:56:01,437 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_4e7c50f7-102f-42ea-a0ea-4833a62b9567/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e49bd2d2a594a3ec324f02226addf3eed112263 [2021-10-13 07:56:01,710 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:56:01,736 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:56:01,739 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:56:01,741 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:56:01,742 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:56:01,743 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c [2021-10-13 07:56:01,824 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/bin/utaipan-q2qaUkNPG8/data/5160d42c0/966a4e4d8da44c08bfa7d041b92cf768/FLAG89fbd3fd6 [2021-10-13 07:56:02,587 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:56:02,588 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c [2021-10-13 07:56:02,633 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/bin/utaipan-q2qaUkNPG8/data/5160d42c0/966a4e4d8da44c08bfa7d041b92cf768/FLAG89fbd3fd6 [2021-10-13 07:56:02,757 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/bin/utaipan-q2qaUkNPG8/data/5160d42c0/966a4e4d8da44c08bfa7d041b92cf768 [2021-10-13 07:56:02,766 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:56:02,768 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:56:02,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:56:02,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:56:02,774 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:56:02,775 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:56:02" (1/1) ... [2021-10-13 07:56:02,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35dabd72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:56:02, skipping insertion in model container [2021-10-13 07:56:02,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:56:02" (1/1) ... [2021-10-13 07:56:02,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:56:02,905 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:56:03,156 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[1000,1013] [2021-10-13 07:56:03,162 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[1215,1228] [2021-10-13 07:56:03,792 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[83573,83586] [2021-10-13 07:56:03,800 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[83794,83807] [2021-10-13 07:56:03,809 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[84257,84270] [2021-10-13 07:56:03,814 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[84478,84491] [2021-10-13 07:56:03,822 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[84801,84814] [2021-10-13 07:56:03,827 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[85022,85035] [2021-10-13 07:56:03,837 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[85521,85534] [2021-10-13 07:56:03,843 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[85742,85755] [2021-10-13 07:56:03,849 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86050,86063] [2021-10-13 07:56:03,854 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86271,86284] [2021-10-13 07:56:03,859 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86594,86607] [2021-10-13 07:56:03,864 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86815,86828] [2021-10-13 07:56:03,870 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[87258,87271] [2021-10-13 07:56:03,876 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[87479,87492] [2021-10-13 07:56:03,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:56:03,952 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 07:56:03,967 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[1000,1013] [2021-10-13 07:56:03,968 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[1215,1228] [2021-10-13 07:56:04,272 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[83573,83586] [2021-10-13 07:56:04,278 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[83794,83807] [2021-10-13 07:56:04,285 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[84257,84270] [2021-10-13 07:56:04,290 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[84478,84491] [2021-10-13 07:56:04,297 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[84801,84814] [2021-10-13 07:56:04,302 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[85022,85035] [2021-10-13 07:56:04,309 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[85521,85534] [2021-10-13 07:56:04,314 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[85742,85755] [2021-10-13 07:56:04,320 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86050,86063] [2021-10-13 07:56:04,325 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86271,86284] [2021-10-13 07:56:04,329 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86594,86607] [2021-10-13 07:56:04,335 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[86815,86828] [2021-10-13 07:56:04,341 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[87258,87271] [2021-10-13 07:56:04,346 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/sv-benchmarks/c/loop-invgen/apache-get-tag.i.p+sep-reducer.c[87479,87492] [2021-10-13 07:56:04,356 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:56:04,374 INFO L208 MainTranslator]: Completed translation [2021-10-13 07:56:04,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:56:04 WrapperNode [2021-10-13 07:56:04,375 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:56:04,376 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 07:56:04,377 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 07:56:04,377 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 07:56:04,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:56:04" (1/1) ... [2021-10-13 07:56:04,456 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:56:04" (1/1) ... [2021-10-13 07:56:04,556 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 07:56:04,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 07:56:04,557 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 07:56:04,558 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 07:56:04,566 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:56:04" (1/1) ... [2021-10-13 07:56:04,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:56:04" (1/1) ... [2021-10-13 07:56:04,575 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:56:04" (1/1) ... [2021-10-13 07:56:04,575 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:56:04" (1/1) ... [2021-10-13 07:56:04,616 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:56:04" (1/1) ... [2021-10-13 07:56:04,666 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:56:04" (1/1) ... [2021-10-13 07:56:04,674 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:56:04" (1/1) ... [2021-10-13 07:56:04,703 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 07:56:04,704 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 07:56:04,704 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 07:56:04,704 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 07:56:04,706 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:56:04" (1/1) ... [2021-10-13 07:56:04,715 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:56:04,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:56:04,742 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 07:56:04,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 07:56:04,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 07:56:04,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 07:56:04,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 07:56:04,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 07:56:07,215 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 07:56:07,215 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-13 07:56:07,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:56:07 BoogieIcfgContainer [2021-10-13 07:56:07,221 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 07:56:07,224 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 07:56:07,224 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 07:56:07,228 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 07:56:07,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:56:02" (1/3) ... [2021-10-13 07:56:07,229 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ebd9380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:56:07, skipping insertion in model container [2021-10-13 07:56:07,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:56:04" (2/3) ... [2021-10-13 07:56:07,230 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ebd9380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:56:07, skipping insertion in model container [2021-10-13 07:56:07,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:56:07" (3/3) ... [2021-10-13 07:56:07,232 INFO L111 eAbstractionObserver]: Analyzing ICFG apache-get-tag.i.p+sep-reducer.c [2021-10-13 07:56:07,240 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 07:56:07,240 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2021-10-13 07:56:07,328 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 07:56:07,338 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, mConcurrency=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 [2021-10-13 07:56:07,338 INFO L340 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2021-10-13 07:56:07,372 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) [2021-10-13 07:56:07,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-13 07:56:07,378 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:56:07,379 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-10-13 07:56:07,379 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)] === [2021-10-13 07:56:07,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:56:07,386 INFO L82 PathProgramCache]: Analyzing trace with hash -662524203, now seen corresponding path program 1 times [2021-10-13 07:56:07,396 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:56:07,396 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144019759] [2021-10-13 07:56:07,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:56:07,398 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:56:07,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:56:07,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:56:07,642 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:56:07,642 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144019759] [2021-10-13 07:56:07,643 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144019759] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:56:07,643 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:56:07,644 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 07:56:07,645 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364432689] [2021-10-13 07:56:07,650 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 07:56:07,651 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:56:07,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 07:56:07,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:56:07,670 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) [2021-10-13 07:56:08,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:56:08,939 INFO L93 Difference]: Finished difference Result 481 states and 904 transitions. [2021-10-13 07:56:08,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 07:56:08,941 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 [2021-10-13 07:56:08,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:56:08,959 INFO L225 Difference]: With dead ends: 481 [2021-10-13 07:56:08,960 INFO L226 Difference]: Without dead ends: 296 [2021-10-13 07:56:08,965 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 15.3ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 07:56:08,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2021-10-13 07:56:09,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 296. [2021-10-13 07:56:09,023 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) [2021-10-13 07:56:09,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 359 transitions. [2021-10-13 07:56:09,026 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 359 transitions. Word has length 6 [2021-10-13 07:56:09,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:56:09,026 INFO L470 AbstractCegarLoop]: Abstraction has 296 states and 359 transitions. [2021-10-13 07:56:09,027 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) [2021-10-13 07:56:09,027 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 359 transitions. [2021-10-13 07:56:09,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-13 07:56:09,028 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:56:09,028 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:56:09,028 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 07:56:09,029 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)] === [2021-10-13 07:56:09,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:56:09,030 INFO L82 PathProgramCache]: Analyzing trace with hash 936590238, now seen corresponding path program 1 times [2021-10-13 07:56:09,030 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:56:09,030 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012973536] [2021-10-13 07:56:09,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:56:09,031 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:56:09,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:56:09,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:56:09,186 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:56:09,186 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012973536] [2021-10-13 07:56:09,186 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012973536] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:56:09,187 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:56:09,187 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 07:56:09,189 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583960793] [2021-10-13 07:56:09,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 07:56:09,191 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:56:09,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 07:56:09,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-13 07:56:09,193 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) [2021-10-13 07:56:09,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:56:09,656 INFO L93 Difference]: Finished difference Result 296 states and 359 transitions. [2021-10-13 07:56:09,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 07:56:09,657 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 [2021-10-13 07:56:09,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:56:09,660 INFO L225 Difference]: With dead ends: 296 [2021-10-13 07:56:09,660 INFO L226 Difference]: Without dead ends: 291 [2021-10-13 07:56:09,661 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 17.6ms TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-10-13 07:56:09,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2021-10-13 07:56:09,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 291. [2021-10-13 07:56:09,690 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) [2021-10-13 07:56:09,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 294 transitions. [2021-10-13 07:56:09,701 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 294 transitions. Word has length 7 [2021-10-13 07:56:09,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:56:09,701 INFO L470 AbstractCegarLoop]: Abstraction has 291 states and 294 transitions. [2021-10-13 07:56:09,701 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) [2021-10-13 07:56:09,701 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 294 transitions. [2021-10-13 07:56:09,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-10-13 07:56:09,732 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:56:09,733 INFO L512 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] [2021-10-13 07:56:09,733 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 07:56:09,734 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)] === [2021-10-13 07:56:09,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:56:09,736 INFO L82 PathProgramCache]: Analyzing trace with hash -203403239, now seen corresponding path program 1 times [2021-10-13 07:56:09,736 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:56:09,736 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133132311] [2021-10-13 07:56:09,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:56:09,738 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:56:10,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:56:12,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:56:12,402 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:56:12,402 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133132311] [2021-10-13 07:56:12,402 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2133132311] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:56:12,402 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:56:12,403 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [63] imperfect sequences [] total 63 [2021-10-13 07:56:12,403 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686576200] [2021-10-13 07:56:12,404 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2021-10-13 07:56:12,404 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:56:12,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2021-10-13 07:56:12,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1834, Invalid=2072, Unknown=0, NotChecked=0, Total=3906 [2021-10-13 07:56:12,410 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) [2021-10-13 07:56:13,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:56:13,712 INFO L93 Difference]: Finished difference Result 292 states and 295 transitions. [2021-10-13 07:56:13,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-10-13 07:56:13,713 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 [2021-10-13 07:56:13,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:56:13,718 INFO L225 Difference]: With dead ends: 292 [2021-10-13 07:56:13,718 INFO L226 Difference]: Without dead ends: 290 [2021-10-13 07:56:13,722 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 1882.6ms TimeCoverageRelationStatistics Valid=1896, Invalid=2136, Unknown=0, NotChecked=0, Total=4032 [2021-10-13 07:56:13,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2021-10-13 07:56:13,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 289. [2021-10-13 07:56:13,737 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) [2021-10-13 07:56:13,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 292 transitions. [2021-10-13 07:56:13,739 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 292 transitions. Word has length 243 [2021-10-13 07:56:13,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:56:13,741 INFO L470 AbstractCegarLoop]: Abstraction has 289 states and 292 transitions. [2021-10-13 07:56:13,742 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) [2021-10-13 07:56:13,742 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 292 transitions. [2021-10-13 07:56:13,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-10-13 07:56:13,747 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:56:13,747 INFO L512 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] [2021-10-13 07:56:13,748 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 07:56:13,748 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)] === [2021-10-13 07:56:13,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:56:13,749 INFO L82 PathProgramCache]: Analyzing trace with hash -2010527020, now seen corresponding path program 1 times [2021-10-13 07:56:13,750 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:56:13,750 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118734375] [2021-10-13 07:56:13,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:56:13,751 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:56:14,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:56:15,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:56:15,267 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:56:15,267 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118734375] [2021-10-13 07:56:15,267 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118734375] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:56:15,268 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:56:15,268 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-13 07:56:15,268 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914895666] [2021-10-13 07:56:15,269 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 07:56:15,269 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:56:15,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 07:56:15,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-13 07:56:15,271 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) [2021-10-13 07:56:15,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:56:15,830 INFO L93 Difference]: Finished difference Result 291 states and 294 transitions. [2021-10-13 07:56:15,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 07:56:15,831 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 [2021-10-13 07:56:15,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:56:15,834 INFO L225 Difference]: With dead ends: 291 [2021-10-13 07:56:15,834 INFO L226 Difference]: Without dead ends: 289 [2021-10-13 07:56:15,835 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 114 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 44.8ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 07:56:15,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2021-10-13 07:56:15,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 287. [2021-10-13 07:56:15,842 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) [2021-10-13 07:56:15,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 290 transitions. [2021-10-13 07:56:15,843 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 290 transitions. Word has length 244 [2021-10-13 07:56:15,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:56:15,845 INFO L470 AbstractCegarLoop]: Abstraction has 287 states and 290 transitions. [2021-10-13 07:56:15,845 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) [2021-10-13 07:56:15,845 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 290 transitions. [2021-10-13 07:56:15,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2021-10-13 07:56:15,849 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:56:15,850 INFO L512 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] [2021-10-13 07:56:15,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 07:56:15,850 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)] === [2021-10-13 07:56:15,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:56:15,851 INFO L82 PathProgramCache]: Analyzing trace with hash 2009449187, now seen corresponding path program 1 times [2021-10-13 07:56:15,851 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:56:15,852 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50660718] [2021-10-13 07:56:15,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:56:15,852 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:56:15,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:56:18,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:56:18,127 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:56:18,127 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50660718] [2021-10-13 07:56:18,128 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [50660718] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:56:18,128 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:56:18,128 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [64] imperfect sequences [] total 64 [2021-10-13 07:56:18,128 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942544020] [2021-10-13 07:56:18,129 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2021-10-13 07:56:18,129 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:56:18,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2021-10-13 07:56:18,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1895, Invalid=2137, Unknown=0, NotChecked=0, Total=4032 [2021-10-13 07:56:18,134 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) [2021-10-13 07:56:19,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:56:19,377 INFO L93 Difference]: Finished difference Result 290 states and 293 transitions. [2021-10-13 07:56:19,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-10-13 07:56:19,378 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 [2021-10-13 07:56:19,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:56:19,380 INFO L225 Difference]: With dead ends: 290 [2021-10-13 07:56:19,381 INFO L226 Difference]: Without dead ends: 288 [2021-10-13 07:56:19,383 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 1904.0ms TimeCoverageRelationStatistics Valid=1958, Invalid=2202, Unknown=0, NotChecked=0, Total=4160 [2021-10-13 07:56:19,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2021-10-13 07:56:19,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 285. [2021-10-13 07:56:19,390 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) [2021-10-13 07:56:19,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 288 transitions. [2021-10-13 07:56:19,392 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 288 transitions. Word has length 247 [2021-10-13 07:56:19,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:56:19,392 INFO L470 AbstractCegarLoop]: Abstraction has 285 states and 288 transitions. [2021-10-13 07:56:19,393 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) [2021-10-13 07:56:19,393 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 288 transitions. [2021-10-13 07:56:19,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-13 07:56:19,396 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:56:19,397 INFO L512 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] [2021-10-13 07:56:19,397 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 07:56:19,397 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)] === [2021-10-13 07:56:19,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:56:19,398 INFO L82 PathProgramCache]: Analyzing trace with hash -2131578528, now seen corresponding path program 1 times [2021-10-13 07:56:19,398 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:56:19,399 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1427678917] [2021-10-13 07:56:19,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:56:19,399 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:56:19,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:56:20,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:56:20,307 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:56:20,308 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1427678917] [2021-10-13 07:56:20,308 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1427678917] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:56:20,309 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:56:20,309 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-13 07:56:20,309 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153222601] [2021-10-13 07:56:20,310 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 07:56:20,310 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:56:20,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 07:56:20,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-13 07:56:20,312 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) [2021-10-13 07:56:20,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:56:20,894 INFO L93 Difference]: Finished difference Result 285 states and 288 transitions. [2021-10-13 07:56:20,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 07:56:20,895 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 [2021-10-13 07:56:20,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:56:20,897 INFO L225 Difference]: With dead ends: 285 [2021-10-13 07:56:20,898 INFO L226 Difference]: Without dead ends: 283 [2021-10-13 07:56:20,900 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 116 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 42.0ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 07:56:20,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2021-10-13 07:56:20,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 283. [2021-10-13 07:56:20,909 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) [2021-10-13 07:56:20,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 286 transitions. [2021-10-13 07:56:20,911 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 286 transitions. Word has length 248 [2021-10-13 07:56:20,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:56:20,912 INFO L470 AbstractCegarLoop]: Abstraction has 283 states and 286 transitions. [2021-10-13 07:56:20,913 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) [2021-10-13 07:56:20,913 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 286 transitions. [2021-10-13 07:56:20,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2021-10-13 07:56:20,918 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:56:20,918 INFO L512 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] [2021-10-13 07:56:20,918 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-13 07:56:20,919 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)] === [2021-10-13 07:56:20,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:56:20,920 INFO L82 PathProgramCache]: Analyzing trace with hash 252627716, now seen corresponding path program 1 times [2021-10-13 07:56:20,920 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:56:20,920 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131845110] [2021-10-13 07:56:20,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:56:20,921 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:56:21,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:56:21,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:56:21,117 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:56:21,118 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131845110] [2021-10-13 07:56:21,118 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1131845110] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:56:21,118 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:56:21,118 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 07:56:21,119 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615274253] [2021-10-13 07:56:21,119 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 07:56:21,119 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:56:21,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 07:56:21,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:56:21,121 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) [2021-10-13 07:56:21,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:56:21,348 INFO L93 Difference]: Finished difference Result 283 states and 286 transitions. [2021-10-13 07:56:21,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 07:56:21,349 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 [2021-10-13 07:56:21,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:56:21,352 INFO L225 Difference]: With dead ends: 283 [2021-10-13 07:56:21,352 INFO L226 Difference]: Without dead ends: 281 [2021-10-13 07:56:21,353 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.9ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 07:56:21,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2021-10-13 07:56:21,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 281. [2021-10-13 07:56:21,362 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) [2021-10-13 07:56:21,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 284 transitions. [2021-10-13 07:56:21,364 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 284 transitions. Word has length 250 [2021-10-13 07:56:21,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:56:21,364 INFO L470 AbstractCegarLoop]: Abstraction has 281 states and 284 transitions. [2021-10-13 07:56:21,365 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) [2021-10-13 07:56:21,365 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 284 transitions. [2021-10-13 07:56:21,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-10-13 07:56:21,369 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:56:21,369 INFO L512 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] [2021-10-13 07:56:21,369 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-13 07:56:21,370 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)] === [2021-10-13 07:56:21,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:56:21,370 INFO L82 PathProgramCache]: Analyzing trace with hash -758469263, now seen corresponding path program 1 times [2021-10-13 07:56:21,371 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:56:21,371 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415522848] [2021-10-13 07:56:21,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:56:21,371 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:56:21,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:56:21,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:56:21,561 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:56:21,561 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415522848] [2021-10-13 07:56:21,561 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1415522848] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:56:21,562 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:56:21,562 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 07:56:21,566 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679025531] [2021-10-13 07:56:21,567 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 07:56:21,568 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:56:21,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 07:56:21,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:56:21,569 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) [2021-10-13 07:56:21,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:56:21,891 INFO L93 Difference]: Finished difference Result 281 states and 284 transitions. [2021-10-13 07:56:21,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 07:56:21,892 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 [2021-10-13 07:56:21,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:56:21,894 INFO L225 Difference]: With dead ends: 281 [2021-10-13 07:56:21,894 INFO L226 Difference]: Without dead ends: 277 [2021-10-13 07:56:21,895 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.1ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 07:56:21,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2021-10-13 07:56:21,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 277. [2021-10-13 07:56:21,908 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) [2021-10-13 07:56:21,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 280 transitions. [2021-10-13 07:56:21,910 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 280 transitions. Word has length 251 [2021-10-13 07:56:21,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:56:21,914 INFO L470 AbstractCegarLoop]: Abstraction has 277 states and 280 transitions. [2021-10-13 07:56:21,914 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) [2021-10-13 07:56:21,915 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 280 transitions. [2021-10-13 07:56:21,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-10-13 07:56:21,919 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:56:21,919 INFO L512 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] [2021-10-13 07:56:21,920 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-13 07:56:21,920 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)] === [2021-10-13 07:56:21,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:56:21,921 INFO L82 PathProgramCache]: Analyzing trace with hash -2020838857, now seen corresponding path program 1 times [2021-10-13 07:56:21,921 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:56:21,921 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979271432] [2021-10-13 07:56:21,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:56:21,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:56:22,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:56:23,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:56:23,973 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:56:23,973 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1979271432] [2021-10-13 07:56:23,973 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1979271432] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:56:23,974 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:56:23,974 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [65] imperfect sequences [] total 65 [2021-10-13 07:56:23,974 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641821464] [2021-10-13 07:56:23,975 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2021-10-13 07:56:23,975 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:56:23,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2021-10-13 07:56:23,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1957, Invalid=2203, Unknown=0, NotChecked=0, Total=4160 [2021-10-13 07:56:23,979 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) [2021-10-13 07:56:25,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:56:25,056 INFO L93 Difference]: Finished difference Result 287 states and 291 transitions. [2021-10-13 07:56:25,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-10-13 07:56:25,057 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 [2021-10-13 07:56:25,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:56:25,060 INFO L225 Difference]: With dead ends: 287 [2021-10-13 07:56:25,060 INFO L226 Difference]: Without dead ends: 285 [2021-10-13 07:56:25,063 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 1685.4ms TimeCoverageRelationStatistics Valid=2021, Invalid=2269, Unknown=0, NotChecked=0, Total=4290 [2021-10-13 07:56:25,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2021-10-13 07:56:25,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 275. [2021-10-13 07:56:25,071 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) [2021-10-13 07:56:25,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 278 transitions. [2021-10-13 07:56:25,073 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 278 transitions. Word has length 252 [2021-10-13 07:56:25,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:56:25,074 INFO L470 AbstractCegarLoop]: Abstraction has 275 states and 278 transitions. [2021-10-13 07:56:25,074 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) [2021-10-13 07:56:25,075 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 278 transitions. [2021-10-13 07:56:25,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-10-13 07:56:25,079 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:56:25,080 INFO L512 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] [2021-10-13 07:56:25,080 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-13 07:56:25,080 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)] === [2021-10-13 07:56:25,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:56:25,081 INFO L82 PathProgramCache]: Analyzing trace with hash -2022562761, now seen corresponding path program 1 times [2021-10-13 07:56:25,081 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:56:25,082 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212243916] [2021-10-13 07:56:25,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:56:25,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:56:25,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:56:26,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:56:26,920 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:56:26,920 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212243916] [2021-10-13 07:56:26,920 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212243916] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:56:26,920 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:56:26,921 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [65] imperfect sequences [] total 65 [2021-10-13 07:56:26,921 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016458344] [2021-10-13 07:56:26,922 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2021-10-13 07:56:26,922 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:56:26,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2021-10-13 07:56:26,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1957, Invalid=2203, Unknown=0, NotChecked=0, Total=4160 [2021-10-13 07:56:26,926 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) [2021-10-13 07:56:28,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:56:28,113 INFO L93 Difference]: Finished difference Result 300 states and 306 transitions. [2021-10-13 07:56:28,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-10-13 07:56:28,114 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 [2021-10-13 07:56:28,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:56:28,117 INFO L225 Difference]: With dead ends: 300 [2021-10-13 07:56:28,117 INFO L226 Difference]: Without dead ends: 298 [2021-10-13 07:56:28,120 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 1490.7ms TimeCoverageRelationStatistics Valid=2021, Invalid=2269, Unknown=0, NotChecked=0, Total=4290 [2021-10-13 07:56:28,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2021-10-13 07:56:28,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 273. [2021-10-13 07:56:28,129 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) [2021-10-13 07:56:28,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 276 transitions. [2021-10-13 07:56:28,131 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 276 transitions. Word has length 252 [2021-10-13 07:56:28,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:56:28,132 INFO L470 AbstractCegarLoop]: Abstraction has 273 states and 276 transitions. [2021-10-13 07:56:28,132 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) [2021-10-13 07:56:28,132 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 276 transitions. [2021-10-13 07:56:28,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-10-13 07:56:28,136 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:56:28,137 INFO L512 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] [2021-10-13 07:56:28,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-13 07:56:28,138 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)] === [2021-10-13 07:56:28,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:56:28,138 INFO L82 PathProgramCache]: Analyzing trace with hash 1778511084, now seen corresponding path program 1 times [2021-10-13 07:56:28,139 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:56:28,145 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591123552] [2021-10-13 07:56:28,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:56:28,145 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:56:28,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:56:29,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:56:29,152 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:56:29,152 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591123552] [2021-10-13 07:56:29,152 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591123552] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:56:29,153 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:56:29,153 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-13 07:56:29,153 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003858377] [2021-10-13 07:56:29,154 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 07:56:29,154 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:56:29,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 07:56:29,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-13 07:56:29,155 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) [2021-10-13 07:56:29,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:56:29,586 INFO L93 Difference]: Finished difference Result 273 states and 276 transitions. [2021-10-13 07:56:29,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 07:56:29,587 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 [2021-10-13 07:56:29,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:56:29,590 INFO L225 Difference]: With dead ends: 273 [2021-10-13 07:56:29,590 INFO L226 Difference]: Without dead ends: 269 [2021-10-13 07:56:29,591 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 118 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 34.8ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-13 07:56:29,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2021-10-13 07:56:29,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 269. [2021-10-13 07:56:29,598 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) [2021-10-13 07:56:29,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 272 transitions. [2021-10-13 07:56:29,600 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 272 transitions. Word has length 253 [2021-10-13 07:56:29,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:56:29,601 INFO L470 AbstractCegarLoop]: Abstraction has 269 states and 272 transitions. [2021-10-13 07:56:29,602 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) [2021-10-13 07:56:29,602 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 272 transitions. [2021-10-13 07:56:29,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-10-13 07:56:29,606 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:56:29,607 INFO L512 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] [2021-10-13 07:56:29,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-13 07:56:29,607 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)] === [2021-10-13 07:56:29,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:56:29,608 INFO L82 PathProgramCache]: Analyzing trace with hash 1778961922, now seen corresponding path program 1 times [2021-10-13 07:56:29,608 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:56:29,608 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837516719] [2021-10-13 07:56:29,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:56:29,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:56:29,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:56:31,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:56:31,509 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:56:31,509 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837516719] [2021-10-13 07:56:31,509 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [837516719] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:56:31,509 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:56:31,510 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [65] imperfect sequences [] total 65 [2021-10-13 07:56:31,510 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324000384] [2021-10-13 07:56:31,511 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2021-10-13 07:56:31,511 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:56:31,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2021-10-13 07:56:31,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1957, Invalid=2203, Unknown=0, NotChecked=0, Total=4160 [2021-10-13 07:56:31,515 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) [2021-10-13 07:56:32,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:56:32,458 INFO L93 Difference]: Finished difference Result 295 states and 301 transitions. [2021-10-13 07:56:32,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-10-13 07:56:32,459 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 [2021-10-13 07:56:32,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:56:32,462 INFO L225 Difference]: With dead ends: 295 [2021-10-13 07:56:32,462 INFO L226 Difference]: Without dead ends: 293 [2021-10-13 07:56:32,464 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 1545.3ms TimeCoverageRelationStatistics Valid=2021, Invalid=2269, Unknown=0, NotChecked=0, Total=4290 [2021-10-13 07:56:32,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2021-10-13 07:56:32,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 267. [2021-10-13 07:56:32,471 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) [2021-10-13 07:56:32,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 270 transitions. [2021-10-13 07:56:32,472 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 270 transitions. Word has length 253 [2021-10-13 07:56:32,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:56:32,473 INFO L470 AbstractCegarLoop]: Abstraction has 267 states and 270 transitions. [2021-10-13 07:56:32,474 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) [2021-10-13 07:56:32,474 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 270 transitions. [2021-10-13 07:56:32,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-10-13 07:56:32,478 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:56:32,479 INFO L512 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] [2021-10-13 07:56:32,479 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-13 07:56:32,479 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)] === [2021-10-13 07:56:32,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:56:32,480 INFO L82 PathProgramCache]: Analyzing trace with hash 1725070004, now seen corresponding path program 1 times [2021-10-13 07:56:32,480 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:56:32,481 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100033019] [2021-10-13 07:56:32,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:56:32,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:56:32,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:56:33,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:56:33,270 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:56:33,270 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100033019] [2021-10-13 07:56:33,270 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [100033019] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:56:33,270 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:56:33,270 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-13 07:56:33,271 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629833840] [2021-10-13 07:56:33,271 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 07:56:33,272 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:56:33,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 07:56:33,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-13 07:56:33,273 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) [2021-10-13 07:56:33,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:56:33,770 INFO L93 Difference]: Finished difference Result 277 states and 282 transitions. [2021-10-13 07:56:33,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 07:56:33,770 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 [2021-10-13 07:56:33,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:56:33,773 INFO L225 Difference]: With dead ends: 277 [2021-10-13 07:56:33,773 INFO L226 Difference]: Without dead ends: 275 [2021-10-13 07:56:33,774 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 118 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 38.8ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 07:56:33,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2021-10-13 07:56:33,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 265. [2021-10-13 07:56:33,781 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) [2021-10-13 07:56:33,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 268 transitions. [2021-10-13 07:56:33,782 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 268 transitions. Word has length 253 [2021-10-13 07:56:33,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:56:33,783 INFO L470 AbstractCegarLoop]: Abstraction has 265 states and 268 transitions. [2021-10-13 07:56:33,783 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) [2021-10-13 07:56:33,784 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 268 transitions. [2021-10-13 07:56:33,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-10-13 07:56:33,785 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:56:33,786 INFO L512 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] [2021-10-13 07:56:33,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-13 07:56:33,786 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)] === [2021-10-13 07:56:33,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:56:33,787 INFO L82 PathProgramCache]: Analyzing trace with hash -686749074, now seen corresponding path program 1 times [2021-10-13 07:56:33,787 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:56:33,787 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69836729] [2021-10-13 07:56:33,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:56:33,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:56:34,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:56:34,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:56:34,542 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:56:34,542 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69836729] [2021-10-13 07:56:34,542 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [69836729] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:56:34,542 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:56:34,543 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-13 07:56:34,543 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356300929] [2021-10-13 07:56:34,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-13 07:56:34,544 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:56:34,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-13 07:56:34,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-13 07:56:34,545 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) [2021-10-13 07:56:35,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:56:35,078 INFO L93 Difference]: Finished difference Result 280 states and 285 transitions. [2021-10-13 07:56:35,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 07:56:35,079 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 [2021-10-13 07:56:35,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:56:35,081 INFO L225 Difference]: With dead ends: 280 [2021-10-13 07:56:35,081 INFO L226 Difference]: Without dead ends: 278 [2021-10-13 07:56:35,082 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 118 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 35.6ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 07:56:35,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2021-10-13 07:56:35,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 263. [2021-10-13 07:56:35,088 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) [2021-10-13 07:56:35,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 266 transitions. [2021-10-13 07:56:35,090 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 266 transitions. Word has length 254 [2021-10-13 07:56:35,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:56:35,091 INFO L470 AbstractCegarLoop]: Abstraction has 263 states and 266 transitions. [2021-10-13 07:56:35,091 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) [2021-10-13 07:56:35,091 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 266 transitions. [2021-10-13 07:56:35,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-10-13 07:56:35,093 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:56:35,093 INFO L512 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] [2021-10-13 07:56:35,094 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-13 07:56:35,094 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)] === [2021-10-13 07:56:35,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:56:35,095 INFO L82 PathProgramCache]: Analyzing trace with hash -64909193, now seen corresponding path program 1 times [2021-10-13 07:56:35,095 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:56:35,095 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553663347] [2021-10-13 07:56:35,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:56:35,095 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:56:35,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:56:35,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:56:35,260 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:56:35,261 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553663347] [2021-10-13 07:56:35,261 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553663347] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:56:35,261 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:56:35,261 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 07:56:35,262 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434745443] [2021-10-13 07:56:35,262 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 07:56:35,263 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:56:35,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 07:56:35,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:56:35,264 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) [2021-10-13 07:56:35,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:56:35,479 INFO L93 Difference]: Finished difference Result 263 states and 266 transitions. [2021-10-13 07:56:35,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 07:56:35,480 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 [2021-10-13 07:56:35,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:56:35,485 INFO L225 Difference]: With dead ends: 263 [2021-10-13 07:56:35,486 INFO L226 Difference]: Without dead ends: 261 [2021-10-13 07:56:35,492 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.4ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 07:56:35,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2021-10-13 07:56:35,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 261. [2021-10-13 07:56:35,499 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) [2021-10-13 07:56:35,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 264 transitions. [2021-10-13 07:56:35,501 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 264 transitions. Word has length 255 [2021-10-13 07:56:35,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:56:35,501 INFO L470 AbstractCegarLoop]: Abstraction has 261 states and 264 transitions. [2021-10-13 07:56:35,502 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) [2021-10-13 07:56:35,502 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 264 transitions. [2021-10-13 07:56:35,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2021-10-13 07:56:35,504 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:56:35,504 INFO L512 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] [2021-10-13 07:56:35,505 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-13 07:56:35,505 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)] === [2021-10-13 07:56:35,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:56:35,506 INFO L82 PathProgramCache]: Analyzing trace with hash -2012178811, now seen corresponding path program 1 times [2021-10-13 07:56:35,507 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-13 07:56:35,507 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1845731250] [2021-10-13 07:56:35,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:56:35,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 07:56:35,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:56:35,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:56:35,649 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-13 07:56:35,649 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1845731250] [2021-10-13 07:56:35,651 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1845731250] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 07:56:35,651 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:56:35,652 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 07:56:35,652 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035502517] [2021-10-13 07:56:35,652 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 07:56:35,653 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-13 07:56:35,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 07:56:35,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:56:35,654 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) [2021-10-13 07:56:35,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:56:35,912 INFO L93 Difference]: Finished difference Result 261 states and 264 transitions. [2021-10-13 07:56:35,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-13 07:56:35,912 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 [2021-10-13 07:56:35,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:56:35,913 INFO L225 Difference]: With dead ends: 261 [2021-10-13 07:56:35,913 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 07:56:35,915 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.9ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-13 07:56:35,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 07:56:35,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 07:56:35,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 07:56:35,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 07:56:35,916 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 256 [2021-10-13 07:56:35,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:56:35,916 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 07:56:35,917 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) [2021-10-13 07:56:35,917 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 07:56:35,917 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 07:56:35,920 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:56:35,921 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:56:35,921 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:56:35,921 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:56:35,921 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:56:35,921 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:56:35,921 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:56:35,922 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:56:35,922 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:56:35,922 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:56:35,922 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:56:35,922 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:56:35,923 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:56:35,923 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:56:35,923 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:56:35,923 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:56:35,923 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-13 07:56:35,925 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 07:56:35,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:56:35,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:56:35,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:56:35,935 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:56:35,938 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:56:35,958 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:56:35,959 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:56:35,959 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:56:35,972 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:56:35,973 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:56:35,974 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:56:35,974 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:56:35,975 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:56:36,127 INFO L857 garLoopResultBuilder]: For program point L1951(lines 1951 5176) no Hoare annotation was computed. [2021-10-13 07:56:36,127 INFO L857 garLoopResultBuilder]: For program point L2744(lines 2744 2755) no Hoare annotation was computed. [2021-10-13 07:56:36,127 INFO L857 garLoopResultBuilder]: For program point L4726(line 4726) no Hoare annotation was computed. [2021-10-13 07:56:36,127 INFO L857 garLoopResultBuilder]: For program point L3141(lines 3141 3165) no Hoare annotation was computed. [2021-10-13 07:56:36,127 INFO L857 garLoopResultBuilder]: For program point L3934(lines 3934 5000) no Hoare annotation was computed. [2021-10-13 07:56:36,127 INFO L857 garLoopResultBuilder]: For program point L3670(lines 3670 5023) no Hoare annotation was computed. [2021-10-13 07:56:36,128 INFO L857 garLoopResultBuilder]: For program point L3406(lines 3406 5046) no Hoare annotation was computed. [2021-10-13 07:56:36,128 INFO L857 garLoopResultBuilder]: For program point L4331(lines 4331 4966) no Hoare annotation was computed. [2021-10-13 07:56:36,128 INFO L857 garLoopResultBuilder]: For program point L897(lines 897 921) no Hoare annotation was computed. [2021-10-13 07:56:36,128 INFO L857 garLoopResultBuilder]: For program point L1690(lines 1690 5198) no Hoare annotation was computed. [2021-10-13 07:56:36,128 INFO L857 garLoopResultBuilder]: For program point L1426(lines 1426 5221) no Hoare annotation was computed. [2021-10-13 07:56:36,128 INFO L857 garLoopResultBuilder]: For program point L237(lines 237 257) no Hoare annotation was computed. [2021-10-13 07:56:36,128 INFO L857 garLoopResultBuilder]: For program point L1162(lines 1162 5244) no Hoare annotation was computed. [2021-10-13 07:56:36,128 INFO L857 garLoopResultBuilder]: For program point L2087(lines 2087 5164) no Hoare annotation was computed. [2021-10-13 07:56:36,128 INFO L857 garLoopResultBuilder]: For program point L2880(lines 2880 2891) no Hoare annotation was computed. [2021-10-13 07:56:36,129 INFO L857 garLoopResultBuilder]: For program point L370(lines 370 553) no Hoare annotation was computed. [2021-10-13 07:56:36,129 INFO L857 garLoopResultBuilder]: For program point L3277(lines 3277 3301) no Hoare annotation was computed. [2021-10-13 07:56:36,129 INFO L857 garLoopResultBuilder]: For program point L4070(lines 4070 4988) no Hoare annotation was computed. [2021-10-13 07:56:36,129 INFO L857 garLoopResultBuilder]: For program point L3806(lines 3806 5011) no Hoare annotation was computed. [2021-10-13 07:56:36,129 INFO L857 garLoopResultBuilder]: For program point L3542(lines 3542 5034) no Hoare annotation was computed. [2021-10-13 07:56:36,129 INFO L857 garLoopResultBuilder]: For program point L4467(lines 4467 4954) no Hoare annotation was computed. [2021-10-13 07:56:36,129 INFO L857 garLoopResultBuilder]: For program point L4864(lines 4864 4874) no Hoare annotation was computed. [2021-10-13 07:56:36,129 INFO L857 garLoopResultBuilder]: For program point L1033(lines 1033 1057) no Hoare annotation was computed. [2021-10-13 07:56:36,129 INFO L857 garLoopResultBuilder]: For program point L1826(lines 1826 5186) no Hoare annotation was computed. [2021-10-13 07:56:36,129 INFO L857 garLoopResultBuilder]: For program point L1562(lines 1562 5209) no Hoare annotation was computed. [2021-10-13 07:56:36,130 INFO L857 garLoopResultBuilder]: For program point L1298(lines 1298 5232) no Hoare annotation was computed. [2021-10-13 07:56:36,130 INFO L857 garLoopResultBuilder]: For program point L2223(lines 2223 5152) no Hoare annotation was computed. [2021-10-13 07:56:36,130 INFO L857 garLoopResultBuilder]: For program point L3016(lines 3016 3027) no Hoare annotation was computed. [2021-10-13 07:56:36,130 INFO L857 garLoopResultBuilder]: For program point L4866(line 4866) no Hoare annotation was computed. [2021-10-13 07:56:36,130 INFO L853 garLoopResultBuilder]: At program point L506(lines 360 554) the Hoare annotation is: (<= 0 ULTIMATE.start_main_~main__t~0) [2021-10-13 07:56:36,130 INFO L857 garLoopResultBuilder]: For program point L3413(lines 3413 3437) no Hoare annotation was computed. [2021-10-13 07:56:36,130 INFO L857 garLoopResultBuilder]: For program point L4206(lines 4206 4976) no Hoare annotation was computed. [2021-10-13 07:56:36,131 INFO L857 garLoopResultBuilder]: For program point L3942(lines 3942 4999) no Hoare annotation was computed. [2021-10-13 07:56:36,131 INFO L857 garLoopResultBuilder]: For program point L3678(lines 3678 5022) no Hoare annotation was computed. [2021-10-13 07:56:36,131 INFO L857 garLoopResultBuilder]: For program point L4603(lines 4603 4942) no Hoare annotation was computed. [2021-10-13 07:56:36,131 INFO L857 garLoopResultBuilder]: For program point L772(lines 772 783) no Hoare annotation was computed. [2021-10-13 07:56:36,131 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 4690) no Hoare annotation was computed. [2021-10-13 07:56:36,131 INFO L857 garLoopResultBuilder]: For program point L1169(lines 1169 1193) no Hoare annotation was computed. [2021-10-13 07:56:36,131 INFO L857 garLoopResultBuilder]: For program point L112(lines 112 119) no Hoare annotation was computed. [2021-10-13 07:56:36,131 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 4893) no Hoare annotation was computed. [2021-10-13 07:56:36,132 INFO L857 garLoopResultBuilder]: For program point L1962(lines 1962 5174) no Hoare annotation was computed. [2021-10-13 07:56:36,132 INFO L857 garLoopResultBuilder]: For program point L1698(lines 1698 5197) no Hoare annotation was computed. [2021-10-13 07:56:36,132 INFO L857 garLoopResultBuilder]: For program point L1434(lines 1434 5220) no Hoare annotation was computed. [2021-10-13 07:56:36,132 INFO L857 garLoopResultBuilder]: For program point L377(lines 377 397) no Hoare annotation was computed. [2021-10-13 07:56:36,132 INFO L857 garLoopResultBuilder]: For program point L2359(lines 2359 5140) no Hoare annotation was computed. [2021-10-13 07:56:36,132 INFO L857 garLoopResultBuilder]: For program point L3152(lines 3152 3163) no Hoare annotation was computed. [2021-10-13 07:56:36,132 INFO L857 garLoopResultBuilder]: For program point L3549(lines 3549 3573) no Hoare annotation was computed. [2021-10-13 07:56:36,132 INFO L857 garLoopResultBuilder]: For program point L4342(lines 4342 4964) no Hoare annotation was computed. [2021-10-13 07:56:36,132 INFO L857 garLoopResultBuilder]: For program point L4078(lines 4078 4987) no Hoare annotation was computed. [2021-10-13 07:56:36,132 INFO L857 garLoopResultBuilder]: For program point L3814(lines 3814 5010) no Hoare annotation was computed. [2021-10-13 07:56:36,133 INFO L853 garLoopResultBuilder]: At program point L643(lines 128 645) the Hoare annotation is: (<= 0 ULTIMATE.start_main_~main__t~0) [2021-10-13 07:56:36,133 INFO L857 garLoopResultBuilder]: For program point L908(lines 908 919) no Hoare annotation was computed. [2021-10-13 07:56:36,133 INFO L857 garLoopResultBuilder]: For program point L1305(lines 1305 1329) no Hoare annotation was computed. [2021-10-13 07:56:36,133 INFO L857 garLoopResultBuilder]: For program point L248(lines 248 255) no Hoare annotation was computed. [2021-10-13 07:56:36,133 INFO L857 garLoopResultBuilder]: For program point L2098(lines 2098 5162) no Hoare annotation was computed. [2021-10-13 07:56:36,133 INFO L857 garLoopResultBuilder]: For program point L1834(lines 1834 5185) no Hoare annotation was computed. [2021-10-13 07:56:36,133 INFO L853 garLoopResultBuilder]: At program point L4873(lines 4730 4922) the Hoare annotation is: (and (< ULTIMATE.start_main_~main__t~0 (+ ULTIMATE.start_main_~main__tagbuf_len~0 1)) (not (= ULTIMATE.start_main_~__VERIFIER_assert__cond~271 0)) (not (= ULTIMATE.start_main_~__VERIFIER_assert__cond~270 0)) (<= 61 ULTIMATE.start_main_~main__t~0) (not (= ULTIMATE.start_main_~__VERIFIER_assert__cond~272 0)) (not (= ULTIMATE.start_main_~__VERIFIER_assert__cond~273 0))) [2021-10-13 07:56:36,134 INFO L857 garLoopResultBuilder]: For program point L4741(lines 4741 4763) no Hoare annotation was computed. [2021-10-13 07:56:36,134 INFO L857 garLoopResultBuilder]: For program point L1570(lines 1570 5208) no Hoare annotation was computed. [2021-10-13 07:56:36,134 INFO L857 garLoopResultBuilder]: For program point L2495(lines 2495 5128) no Hoare annotation was computed. [2021-10-13 07:56:36,134 INFO L857 garLoopResultBuilder]: For program point L3288(lines 3288 3299) no Hoare annotation was computed. [2021-10-13 07:56:36,134 INFO L857 garLoopResultBuilder]: For program point L3685(lines 3685 3709) no Hoare annotation was computed. [2021-10-13 07:56:36,134 INFO L857 garLoopResultBuilder]: For program point L4478(lines 4478 4952) no Hoare annotation was computed. [2021-10-13 07:56:36,134 INFO L857 garLoopResultBuilder]: For program point L4214(lines 4214 4975) no Hoare annotation was computed. [2021-10-13 07:56:36,134 INFO L857 garLoopResultBuilder]: For program point L3950(lines 3950 4998) no Hoare annotation was computed. [2021-10-13 07:56:36,134 INFO L857 garLoopResultBuilder]: For program point L4743(line 4743) no Hoare annotation was computed. [2021-10-13 07:56:36,135 INFO L857 garLoopResultBuilder]: For program point L1044(lines 1044 1055) no Hoare annotation was computed. [2021-10-13 07:56:36,135 INFO L857 garLoopResultBuilder]: For program point L1441(lines 1441 1465) no Hoare annotation was computed. [2021-10-13 07:56:36,135 INFO L857 garLoopResultBuilder]: For program point L2234(lines 2234 5150) no Hoare annotation was computed. [2021-10-13 07:56:36,135 INFO L857 garLoopResultBuilder]: For program point L1970(lines 1970 5173) no Hoare annotation was computed. [2021-10-13 07:56:36,135 INFO L857 garLoopResultBuilder]: For program point L1706(lines 1706 5196) no Hoare annotation was computed. [2021-10-13 07:56:36,135 INFO L857 garLoopResultBuilder]: For program point L2631(lines 2631 5116) no Hoare annotation was computed. [2021-10-13 07:56:36,135 INFO L857 garLoopResultBuilder]: For program point L517(lines 517 551) no Hoare annotation was computed. [2021-10-13 07:56:36,135 INFO L857 garLoopResultBuilder]: For program point L3424(lines 3424 3435) no Hoare annotation was computed. [2021-10-13 07:56:36,135 INFO L857 garLoopResultBuilder]: For program point L3821(lines 3821 3845) no Hoare annotation was computed. [2021-10-13 07:56:36,135 INFO L857 garLoopResultBuilder]: For program point L4614(lines 4614 4940) no Hoare annotation was computed. [2021-10-13 07:56:36,149 INFO L857 garLoopResultBuilder]: For program point L4350(lines 4350 4963) no Hoare annotation was computed. [2021-10-13 07:56:36,149 INFO L857 garLoopResultBuilder]: For program point L4086(lines 4086 4986) no Hoare annotation was computed. [2021-10-13 07:56:36,149 INFO L857 garLoopResultBuilder]: For program point L1180(lines 1180 1191) no Hoare annotation was computed. [2021-10-13 07:56:36,149 INFO L857 garLoopResultBuilder]: For program point L1577(lines 1577 1601) no Hoare annotation was computed. [2021-10-13 07:56:36,149 INFO L857 garLoopResultBuilder]: For program point L388(lines 388 395) no Hoare annotation was computed. [2021-10-13 07:56:36,150 INFO L857 garLoopResultBuilder]: For program point L2370(lines 2370 5138) no Hoare annotation was computed. [2021-10-13 07:56:36,150 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 4755) no Hoare annotation was computed. [2021-10-13 07:56:36,150 INFO L857 garLoopResultBuilder]: For program point L2106(lines 2106 5161) no Hoare annotation was computed. [2021-10-13 07:56:36,150 INFO L857 garLoopResultBuilder]: For program point L1842(lines 1842 5184) no Hoare annotation was computed. [2021-10-13 07:56:36,150 INFO L857 garLoopResultBuilder]: For program point L2767(lines 2767 5104) no Hoare annotation was computed. [2021-10-13 07:56:36,151 INFO L857 garLoopResultBuilder]: For program point L3560(lines 3560 3571) no Hoare annotation was computed. [2021-10-13 07:56:36,151 INFO L857 garLoopResultBuilder]: For program point L3957(lines 3957 3981) no Hoare annotation was computed. [2021-10-13 07:56:36,151 INFO L857 garLoopResultBuilder]: For program point L4486(lines 4486 4951) no Hoare annotation was computed. [2021-10-13 07:56:36,151 INFO L857 garLoopResultBuilder]: For program point L4222(lines 4222 4974) no Hoare annotation was computed. [2021-10-13 07:56:36,151 INFO L857 garLoopResultBuilder]: For program point L1316(lines 1316 1327) no Hoare annotation was computed. [2021-10-13 07:56:36,151 INFO L857 garLoopResultBuilder]: For program point L4884(lines 4884 4919) no Hoare annotation was computed. [2021-10-13 07:56:36,152 INFO L857 garLoopResultBuilder]: For program point L1713(lines 1713 1737) no Hoare annotation was computed. [2021-10-13 07:56:36,152 INFO L857 garLoopResultBuilder]: For program point L524(lines 524 544) no Hoare annotation was computed. [2021-10-13 07:56:36,152 INFO L857 garLoopResultBuilder]: For program point L2506(lines 2506 5126) no Hoare annotation was computed. [2021-10-13 07:56:36,152 INFO L857 garLoopResultBuilder]: For program point L2242(lines 2242 5149) no Hoare annotation was computed. [2021-10-13 07:56:36,152 INFO L857 garLoopResultBuilder]: For program point L128(lines 128 645) no Hoare annotation was computed. [2021-10-13 07:56:36,152 INFO L857 garLoopResultBuilder]: For program point L1978(lines 1978 5172) no Hoare annotation was computed. [2021-10-13 07:56:36,153 INFO L857 garLoopResultBuilder]: For program point L2903(lines 2903 5092) no Hoare annotation was computed. [2021-10-13 07:56:36,153 INFO L857 garLoopResultBuilder]: For program point L3696(lines 3696 3707) no Hoare annotation was computed. [2021-10-13 07:56:36,153 INFO L857 garLoopResultBuilder]: For program point L4753(lines 4753 4761) no Hoare annotation was computed. [2021-10-13 07:56:36,153 INFO L857 garLoopResultBuilder]: For program point L4093(lines 4093 4117) no Hoare annotation was computed. [2021-10-13 07:56:36,153 INFO L857 garLoopResultBuilder]: For program point L4622(lines 4622 4939) no Hoare annotation was computed. [2021-10-13 07:56:36,154 INFO L857 garLoopResultBuilder]: For program point L4358(lines 4358 4962) no Hoare annotation was computed. [2021-10-13 07:56:36,154 INFO L857 garLoopResultBuilder]: For program point L4755(line 4755) no Hoare annotation was computed. [2021-10-13 07:56:36,154 INFO L857 garLoopResultBuilder]: For program point L659(lines 659 5290) no Hoare annotation was computed. [2021-10-13 07:56:36,154 INFO L857 garLoopResultBuilder]: For program point L1452(lines 1452 1463) no Hoare annotation was computed. [2021-10-13 07:56:36,154 INFO L857 garLoopResultBuilder]: For program point L1849(lines 1849 1873) no Hoare annotation was computed. [2021-10-13 07:56:36,154 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 41) no Hoare annotation was computed. [2021-10-13 07:56:36,155 INFO L857 garLoopResultBuilder]: For program point L2642(lines 2642 5114) no Hoare annotation was computed. [2021-10-13 07:56:36,155 INFO L857 garLoopResultBuilder]: For program point L2378(lines 2378 5137) no Hoare annotation was computed. [2021-10-13 07:56:36,155 INFO L857 garLoopResultBuilder]: For program point L264(lines 264 599) no Hoare annotation was computed. [2021-10-13 07:56:36,155 INFO L857 garLoopResultBuilder]: For program point L132(lines 132 605) no Hoare annotation was computed. [2021-10-13 07:56:36,155 INFO L857 garLoopResultBuilder]: For program point L2114(lines 2114 5160) no Hoare annotation was computed. [2021-10-13 07:56:36,156 INFO L857 garLoopResultBuilder]: For program point L3039(lines 3039 5080) no Hoare annotation was computed. [2021-10-13 07:56:36,156 INFO L857 garLoopResultBuilder]: For program point L3832(lines 3832 3843) no Hoare annotation was computed. [2021-10-13 07:56:36,156 INFO L857 garLoopResultBuilder]: For program point L4229(lines 4229 4253) no Hoare annotation was computed. [2021-10-13 07:56:36,156 INFO L857 garLoopResultBuilder]: For program point L4494(lines 4494 4950) no Hoare annotation was computed. [2021-10-13 07:56:36,156 INFO L857 garLoopResultBuilder]: For program point L4891(lines 4891 4913) no Hoare annotation was computed. [2021-10-13 07:56:36,156 INFO L857 garLoopResultBuilder]: For program point L795(lines 795 5278) no Hoare annotation was computed. [2021-10-13 07:56:36,157 INFO L857 garLoopResultBuilder]: For program point L1588(lines 1588 1599) no Hoare annotation was computed. [2021-10-13 07:56:36,157 INFO L857 garLoopResultBuilder]: For program point L1985(lines 1985 2009) no Hoare annotation was computed. [2021-10-13 07:56:36,157 INFO L857 garLoopResultBuilder]: For program point L2778(lines 2778 5102) no Hoare annotation was computed. [2021-10-13 07:56:36,157 INFO L857 garLoopResultBuilder]: For program point L2514(lines 2514 5125) no Hoare annotation was computed. [2021-10-13 07:56:36,157 INFO L857 garLoopResultBuilder]: For program point L268(lines 268 558) no Hoare annotation was computed. [2021-10-13 07:56:36,157 INFO L857 garLoopResultBuilder]: For program point L2250(lines 2250 5148) no Hoare annotation was computed. [2021-10-13 07:56:36,158 INFO L857 garLoopResultBuilder]: For program point L3175(lines 3175 5068) no Hoare annotation was computed. [2021-10-13 07:56:36,158 INFO L857 garLoopResultBuilder]: For program point L3968(lines 3968 3979) no Hoare annotation was computed. [2021-10-13 07:56:36,158 INFO L857 garLoopResultBuilder]: For program point L4893(line 4893) no Hoare annotation was computed. [2021-10-13 07:56:36,158 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 4823) no Hoare annotation was computed. [2021-10-13 07:56:36,158 INFO L857 garLoopResultBuilder]: For program point L4365(lines 4365 4389) no Hoare annotation was computed. [2021-10-13 07:56:36,159 INFO L857 garLoopResultBuilder]: For program point L4630(lines 4630 4938) no Hoare annotation was computed. [2021-10-13 07:56:36,159 INFO L857 garLoopResultBuilder]: For program point L931(lines 931 5266) no Hoare annotation was computed. [2021-10-13 07:56:36,159 INFO L857 garLoopResultBuilder]: For program point L1724(lines 1724 1735) no Hoare annotation was computed. [2021-10-13 07:56:36,159 INFO L857 garLoopResultBuilder]: For program point L535(lines 535 542) no Hoare annotation was computed. [2021-10-13 07:56:36,159 INFO L857 garLoopResultBuilder]: For program point L139(lines 139 194) no Hoare annotation was computed. [2021-10-13 07:56:36,159 INFO L857 garLoopResultBuilder]: For program point L2121(lines 2121 2145) no Hoare annotation was computed. [2021-10-13 07:56:36,160 INFO L857 garLoopResultBuilder]: For program point L2914(lines 2914 5090) no Hoare annotation was computed. [2021-10-13 07:56:36,160 INFO L857 garLoopResultBuilder]: For program point L2650(lines 2650 5113) no Hoare annotation was computed. [2021-10-13 07:56:36,160 INFO L857 garLoopResultBuilder]: For program point L404(lines 404 552) no Hoare annotation was computed. [2021-10-13 07:56:36,160 INFO L857 garLoopResultBuilder]: For program point L2386(lines 2386 5136) no Hoare annotation was computed. [2021-10-13 07:56:36,160 INFO L857 garLoopResultBuilder]: For program point L3311(lines 3311 5056) no Hoare annotation was computed. [2021-10-13 07:56:36,161 INFO L857 garLoopResultBuilder]: For program point L4104(lines 4104 4115) no Hoare annotation was computed. [2021-10-13 07:56:36,161 INFO L857 garLoopResultBuilder]: For program point L4501(lines 4501 4525) no Hoare annotation was computed. [2021-10-13 07:56:36,161 INFO L857 garLoopResultBuilder]: For program point L670(lines 670 5288) no Hoare annotation was computed. [2021-10-13 07:56:36,161 INFO L857 garLoopResultBuilder]: For program point L1067(lines 1067 5254) no Hoare annotation was computed. [2021-10-13 07:56:36,161 INFO L857 garLoopResultBuilder]: For program point L1860(lines 1860 1871) no Hoare annotation was computed. [2021-10-13 07:56:36,161 INFO L857 garLoopResultBuilder]: For program point L275(lines 275 330) no Hoare annotation was computed. [2021-10-13 07:56:36,162 INFO L857 garLoopResultBuilder]: For program point L2257(lines 2257 2281) no Hoare annotation was computed. [2021-10-13 07:56:36,162 INFO L857 garLoopResultBuilder]: For program point L3050(lines 3050 5078) no Hoare annotation was computed. [2021-10-13 07:56:36,162 INFO L857 garLoopResultBuilder]: For program point L2786(lines 2786 5101) no Hoare annotation was computed. [2021-10-13 07:56:36,162 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 4714) no Hoare annotation was computed. [2021-10-13 07:56:36,162 INFO L857 garLoopResultBuilder]: For program point L2522(lines 2522 5124) no Hoare annotation was computed. [2021-10-13 07:56:36,162 INFO L857 garLoopResultBuilder]: For program point L408(lines 408 511) no Hoare annotation was computed. [2021-10-13 07:56:36,163 INFO L857 garLoopResultBuilder]: For program point L3447(lines 3447 5044) no Hoare annotation was computed. [2021-10-13 07:56:36,163 INFO L860 garLoopResultBuilder]: At program point L5297(lines 27 5300) the Hoare annotation is: true [2021-10-13 07:56:36,163 INFO L857 garLoopResultBuilder]: For program point L4240(lines 4240 4251) no Hoare annotation was computed. [2021-10-13 07:56:36,163 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 4905) no Hoare annotation was computed. [2021-10-13 07:56:36,164 INFO L857 garLoopResultBuilder]: For program point L4637(lines 4637 4661) no Hoare annotation was computed. [2021-10-13 07:56:36,164 INFO L857 garLoopResultBuilder]: For program point L806(lines 806 5276) no Hoare annotation was computed. [2021-10-13 07:56:36,164 INFO L857 garLoopResultBuilder]: For program point L4770(lines 4770 4920) no Hoare annotation was computed. [2021-10-13 07:56:36,164 INFO L860 garLoopResultBuilder]: At program point L5299(lines 22 5301) the Hoare annotation is: true [2021-10-13 07:56:36,164 INFO L857 garLoopResultBuilder]: For program point L1203(lines 1203 5242) no Hoare annotation was computed. [2021-10-13 07:56:36,164 INFO L857 garLoopResultBuilder]: For program point L1996(lines 1996 2007) no Hoare annotation was computed. [2021-10-13 07:56:36,165 INFO L857 garLoopResultBuilder]: For program point L4903(lines 4903 4911) no Hoare annotation was computed. [2021-10-13 07:56:36,165 INFO L857 garLoopResultBuilder]: For program point L2393(lines 2393 2417) no Hoare annotation was computed. [2021-10-13 07:56:36,165 INFO L857 garLoopResultBuilder]: For program point L3186(lines 3186 5066) no Hoare annotation was computed. [2021-10-13 07:56:36,165 INFO L857 garLoopResultBuilder]: For program point L2922(lines 2922 5089) no Hoare annotation was computed. [2021-10-13 07:56:36,165 INFO L857 garLoopResultBuilder]: For program point L2658(lines 2658 5112) no Hoare annotation was computed. [2021-10-13 07:56:36,165 INFO L857 garLoopResultBuilder]: For program point L3583(lines 3583 5032) no Hoare annotation was computed. [2021-10-13 07:56:36,166 INFO L857 garLoopResultBuilder]: For program point L4376(lines 4376 4387) no Hoare annotation was computed. [2021-10-13 07:56:36,166 INFO L857 garLoopResultBuilder]: For program point L4905(line 4905) no Hoare annotation was computed. [2021-10-13 07:56:36,166 INFO L857 garLoopResultBuilder]: For program point L942(lines 942 5264) no Hoare annotation was computed. [2021-10-13 07:56:36,166 INFO L857 garLoopResultBuilder]: For program point L4774(lines 4774 4878) no Hoare annotation was computed. [2021-10-13 07:56:36,166 INFO L857 garLoopResultBuilder]: For program point L678(lines 678 5287) no Hoare annotation was computed. [2021-10-13 07:56:36,166 INFO L857 garLoopResultBuilder]: For program point L1339(lines 1339 5230) no Hoare annotation was computed. [2021-10-13 07:56:36,167 INFO L857 garLoopResultBuilder]: For program point L150(lines 150 192) no Hoare annotation was computed. [2021-10-13 07:56:36,167 INFO L857 garLoopResultBuilder]: For program point L2132(lines 2132 2143) no Hoare annotation was computed. [2021-10-13 07:56:36,167 INFO L857 garLoopResultBuilder]: For program point L2529(lines 2529 2553) no Hoare annotation was computed. [2021-10-13 07:56:36,167 INFO L857 garLoopResultBuilder]: For program point L415(lines 415 470) no Hoare annotation was computed. [2021-10-13 07:56:36,167 INFO L857 garLoopResultBuilder]: For program point L3322(lines 3322 5054) no Hoare annotation was computed. [2021-10-13 07:56:36,167 INFO L857 garLoopResultBuilder]: For program point L3058(lines 3058 5077) no Hoare annotation was computed. [2021-10-13 07:56:36,168 INFO L857 garLoopResultBuilder]: For program point L2794(lines 2794 5100) no Hoare annotation was computed. [2021-10-13 07:56:36,168 INFO L857 garLoopResultBuilder]: For program point L3719(lines 3719 5020) no Hoare annotation was computed. [2021-10-13 07:56:36,168 INFO L857 garLoopResultBuilder]: For program point L4512(lines 4512 4523) no Hoare annotation was computed. [2021-10-13 07:56:36,168 INFO L857 garLoopResultBuilder]: For program point L1078(lines 1078 5252) no Hoare annotation was computed. [2021-10-13 07:56:36,168 INFO L857 garLoopResultBuilder]: For program point L814(lines 814 5275) no Hoare annotation was computed. [2021-10-13 07:56:36,169 INFO L853 garLoopResultBuilder]: At program point L550(lines 404 552) the Hoare annotation is: (<= 0 ULTIMATE.start_main_~main__t~0) [2021-10-13 07:56:36,169 INFO L857 garLoopResultBuilder]: For program point L1475(lines 1475 5218) no Hoare annotation was computed. [2021-10-13 07:56:36,169 INFO L857 garLoopResultBuilder]: For program point L286(lines 286 328) no Hoare annotation was computed. [2021-10-13 07:56:36,169 INFO L857 garLoopResultBuilder]: For program point L2268(lines 2268 2279) no Hoare annotation was computed. [2021-10-13 07:56:36,170 INFO L857 garLoopResultBuilder]: For program point L2665(lines 2665 2689) no Hoare annotation was computed. [2021-10-13 07:56:36,170 INFO L857 garLoopResultBuilder]: For program point L3458(lines 3458 5042) no Hoare annotation was computed. [2021-10-13 07:56:36,170 INFO L857 garLoopResultBuilder]: For program point L3194(lines 3194 5065) no Hoare annotation was computed. [2021-10-13 07:56:36,170 INFO L857 garLoopResultBuilder]: For program point L2930(lines 2930 5088) no Hoare annotation was computed. [2021-10-13 07:56:36,170 INFO L857 garLoopResultBuilder]: For program point L3855(lines 3855 5008) no Hoare annotation was computed. [2021-10-13 07:56:36,170 INFO L857 garLoopResultBuilder]: For program point L4648(lines 4648 4659) no Hoare annotation was computed. [2021-10-13 07:56:36,171 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 4783) no Hoare annotation was computed. [2021-10-13 07:56:36,171 INFO L857 garLoopResultBuilder]: For program point L4781(lines 4781 4840) no Hoare annotation was computed. [2021-10-13 07:56:36,171 INFO L857 garLoopResultBuilder]: For program point L1214(lines 1214 5240) no Hoare annotation was computed. [2021-10-13 07:56:36,171 INFO L857 garLoopResultBuilder]: For program point L950(lines 950 5263) no Hoare annotation was computed. [2021-10-13 07:56:36,171 INFO L857 garLoopResultBuilder]: For program point L686(lines 686 5286) no Hoare annotation was computed. [2021-10-13 07:56:36,171 INFO L857 garLoopResultBuilder]: For program point L1611(lines 1611 5206) no Hoare annotation was computed. [2021-10-13 07:56:36,172 INFO L857 garLoopResultBuilder]: For program point L2404(lines 2404 2415) no Hoare annotation was computed. [2021-10-13 07:56:36,172 INFO L857 garLoopResultBuilder]: For program point L158(lines 158 191) no Hoare annotation was computed. [2021-10-13 07:56:36,172 INFO L857 garLoopResultBuilder]: For program point L4783(line 4783) no Hoare annotation was computed. [2021-10-13 07:56:36,172 INFO L857 garLoopResultBuilder]: For program point L2801(lines 2801 2825) no Hoare annotation was computed. [2021-10-13 07:56:36,172 INFO L857 garLoopResultBuilder]: For program point L3594(lines 3594 5030) no Hoare annotation was computed. [2021-10-13 07:56:36,173 INFO L857 garLoopResultBuilder]: For program point L3330(lines 3330 5053) no Hoare annotation was computed. [2021-10-13 07:56:36,173 INFO L857 garLoopResultBuilder]: For program point L27(lines 27 5300) no Hoare annotation was computed. [2021-10-13 07:56:36,173 INFO L857 garLoopResultBuilder]: For program point L3066(lines 3066 5076) no Hoare annotation was computed. [2021-10-13 07:56:36,173 INFO L857 garLoopResultBuilder]: For program point L3991(lines 3991 4996) no Hoare annotation was computed. [2021-10-13 07:56:36,174 INFO L857 garLoopResultBuilder]: For program point L1350(lines 1350 5228) no Hoare annotation was computed. [2021-10-13 07:56:36,174 INFO L857 garLoopResultBuilder]: For program point L1086(lines 1086 5251) no Hoare annotation was computed. [2021-10-13 07:56:36,174 INFO L853 garLoopResultBuilder]: At program point L4918(lines 4770 4920) the Hoare annotation is: (and (< ULTIMATE.start_main_~main__t~0 ULTIMATE.start_main_~main__tagbuf_len~0) (not (= ULTIMATE.start_main_~__VERIFIER_assert__cond~271 0)) (not (= ULTIMATE.start_main_~__VERIFIER_assert__cond~270 0)) (<= 61 ULTIMATE.start_main_~main__t~0) (not (= ULTIMATE.start_main_~__VERIFIER_assert__cond~272 0)) (not (= ULTIMATE.start_main_~__VERIFIER_assert__cond~273 0))) [2021-10-13 07:56:36,175 INFO L857 garLoopResultBuilder]: For program point L822(lines 822 5274) no Hoare annotation was computed. [2021-10-13 07:56:36,175 INFO L857 garLoopResultBuilder]: For program point L1747(lines 1747 5194) no Hoare annotation was computed. [2021-10-13 07:56:36,175 INFO L857 garLoopResultBuilder]: For program point L2540(lines 2540 2551) no Hoare annotation was computed. [2021-10-13 07:56:36,175 INFO L857 garLoopResultBuilder]: For program point L426(lines 426 468) no Hoare annotation was computed. [2021-10-13 07:56:36,175 INFO L857 garLoopResultBuilder]: For program point L294(lines 294 327) no Hoare annotation was computed. [2021-10-13 07:56:36,176 INFO L857 garLoopResultBuilder]: For program point L2937(lines 2937 2961) no Hoare annotation was computed. [2021-10-13 07:56:36,176 INFO L857 garLoopResultBuilder]: For program point L3730(lines 3730 5018) no Hoare annotation was computed. [2021-10-13 07:56:36,176 INFO L857 garLoopResultBuilder]: For program point L3466(lines 3466 5041) no Hoare annotation was computed. [2021-10-13 07:56:36,176 INFO L857 garLoopResultBuilder]: For program point L3202(lines 3202 5064) no Hoare annotation was computed. [2021-10-13 07:56:36,176 INFO L857 garLoopResultBuilder]: For program point L31(lines 31 5293) no Hoare annotation was computed. [2021-10-13 07:56:36,176 INFO L857 garLoopResultBuilder]: For program point L4127(lines 4127 4984) no Hoare annotation was computed. [2021-10-13 07:56:36,177 INFO L857 garLoopResultBuilder]: For program point L693(lines 693 717) no Hoare annotation was computed. [2021-10-13 07:56:36,177 INFO L857 garLoopResultBuilder]: For program point L1486(lines 1486 5216) no Hoare annotation was computed. [2021-10-13 07:56:36,177 INFO L857 garLoopResultBuilder]: For program point L1222(lines 1222 5239) no Hoare annotation was computed. [2021-10-13 07:56:36,177 INFO L857 garLoopResultBuilder]: For program point L165(lines 165 185) no Hoare annotation was computed. [2021-10-13 07:56:36,177 INFO L857 garLoopResultBuilder]: For program point L958(lines 958 5262) no Hoare annotation was computed. [2021-10-13 07:56:36,177 INFO L857 garLoopResultBuilder]: For program point L1883(lines 1883 5182) no Hoare annotation was computed. [2021-10-13 07:56:36,178 INFO L857 garLoopResultBuilder]: For program point L2676(lines 2676 2687) no Hoare annotation was computed. [2021-10-13 07:56:36,178 INFO L853 garLoopResultBuilder]: At program point L4658(lines 68 5292) the Hoare annotation is: (<= 0 ULTIMATE.start_main_~main__t~0) [2021-10-13 07:56:36,178 INFO L857 garLoopResultBuilder]: For program point L3073(lines 3073 3097) no Hoare annotation was computed. [2021-10-13 07:56:36,178 INFO L857 garLoopResultBuilder]: For program point L3866(lines 3866 5006) no Hoare annotation was computed. [2021-10-13 07:56:36,178 INFO L857 garLoopResultBuilder]: For program point L3602(lines 3602 5029) no Hoare annotation was computed. [2021-10-13 07:56:36,178 INFO L857 garLoopResultBuilder]: For program point L3338(lines 3338 5052) no Hoare annotation was computed. [2021-10-13 07:56:36,179 INFO L857 garLoopResultBuilder]: For program point L4263(lines 4263 4972) no Hoare annotation was computed. [2021-10-13 07:56:36,179 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 53) no Hoare annotation was computed. [2021-10-13 07:56:36,179 INFO L857 garLoopResultBuilder]: For program point L564(lines 564 598) no Hoare annotation was computed. [2021-10-13 07:56:36,179 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 4854) no Hoare annotation was computed. [2021-10-13 07:56:36,180 INFO L857 garLoopResultBuilder]: For program point L829(lines 829 853) no Hoare annotation was computed. [2021-10-13 07:56:36,180 INFO L857 garLoopResultBuilder]: For program point L4793(lines 4793 4838) no Hoare annotation was computed. [2021-10-13 07:56:36,181 INFO L857 garLoopResultBuilder]: For program point L1622(lines 1622 5204) no Hoare annotation was computed. [2021-10-13 07:56:36,181 INFO L857 garLoopResultBuilder]: For program point L1358(lines 1358 5227) no Hoare annotation was computed. [2021-10-13 07:56:36,181 INFO L857 garLoopResultBuilder]: For program point L301(lines 301 321) no Hoare annotation was computed. [2021-10-13 07:56:36,181 INFO L857 garLoopResultBuilder]: For program point L1094(lines 1094 5250) no Hoare annotation was computed. [2021-10-13 07:56:36,181 INFO L857 garLoopResultBuilder]: For program point L2019(lines 2019 5170) no Hoare annotation was computed. [2021-10-13 07:56:36,181 INFO L857 garLoopResultBuilder]: For program point L2812(lines 2812 2823) no Hoare annotation was computed. [2021-10-13 07:56:36,182 INFO L857 garLoopResultBuilder]: For program point L434(lines 434 467) no Hoare annotation was computed. [2021-10-13 07:56:36,182 INFO L857 garLoopResultBuilder]: For program point L3209(lines 3209 3233) no Hoare annotation was computed. [2021-10-13 07:56:36,182 INFO L857 garLoopResultBuilder]: For program point L4002(lines 4002 4994) no Hoare annotation was computed. [2021-10-13 07:56:36,183 INFO L857 garLoopResultBuilder]: For program point L4795(line 4795) no Hoare annotation was computed. [2021-10-13 07:56:36,183 INFO L857 garLoopResultBuilder]: For program point L3738(lines 3738 5017) no Hoare annotation was computed. [2021-10-13 07:56:36,185 INFO L857 garLoopResultBuilder]: For program point L3474(lines 3474 5040) no Hoare annotation was computed. [2021-10-13 07:56:36,185 INFO L857 garLoopResultBuilder]: For program point L4399(lines 4399 4960) no Hoare annotation was computed. [2021-10-13 07:56:36,185 INFO L857 garLoopResultBuilder]: For program point L39(lines 39 61) no Hoare annotation was computed. [2021-10-13 07:56:36,186 INFO L857 garLoopResultBuilder]: For program point L965(lines 965 989) no Hoare annotation was computed. [2021-10-13 07:56:36,186 INFO L857 garLoopResultBuilder]: For program point L1758(lines 1758 5192) no Hoare annotation was computed. [2021-10-13 07:56:36,186 INFO L857 garLoopResultBuilder]: For program point L1494(lines 1494 5215) no Hoare annotation was computed. [2021-10-13 07:56:36,186 INFO L857 garLoopResultBuilder]: For program point L1230(lines 1230 5238) no Hoare annotation was computed. [2021-10-13 07:56:36,186 INFO L857 garLoopResultBuilder]: For program point L2155(lines 2155 5158) no Hoare annotation was computed. [2021-10-13 07:56:36,186 INFO L857 garLoopResultBuilder]: For program point L41(line 41) no Hoare annotation was computed. [2021-10-13 07:56:36,187 INFO L857 garLoopResultBuilder]: For program point L2948(lines 2948 2959) no Hoare annotation was computed. [2021-10-13 07:56:36,187 INFO L857 garLoopResultBuilder]: For program point L3345(lines 3345 3369) no Hoare annotation was computed. [2021-10-13 07:56:36,187 INFO L857 garLoopResultBuilder]: For program point L4138(lines 4138 4982) no Hoare annotation was computed. [2021-10-13 07:56:36,187 INFO L853 garLoopResultBuilder]: At program point L4931(lines 4665 4938) the Hoare annotation is: (and (< ULTIMATE.start_main_~main__t~0 ULTIMATE.start_main_~main__tagbuf_len~0) (<= 59 ULTIMATE.start_main_~main__t~0)) [2021-10-13 07:56:36,187 INFO L857 garLoopResultBuilder]: For program point L3874(lines 3874 5005) no Hoare annotation was computed. [2021-10-13 07:56:36,188 INFO L857 garLoopResultBuilder]: For program point L571(lines 571 591) no Hoare annotation was computed. [2021-10-13 07:56:36,188 INFO L857 garLoopResultBuilder]: For program point L3610(lines 3610 5028) no Hoare annotation was computed. [2021-10-13 07:56:36,188 INFO L857 garLoopResultBuilder]: For program point L4535(lines 4535 4948) no Hoare annotation was computed. [2021-10-13 07:56:36,188 INFO L857 garLoopResultBuilder]: For program point L704(lines 704 715) no Hoare annotation was computed. [2021-10-13 07:56:36,188 INFO L857 garLoopResultBuilder]: For program point L176(lines 176 183) no Hoare annotation was computed. [2021-10-13 07:56:36,188 INFO L857 garLoopResultBuilder]: For program point L1101(lines 1101 1125) no Hoare annotation was computed. [2021-10-13 07:56:36,189 INFO L857 garLoopResultBuilder]: For program point L1894(lines 1894 5180) no Hoare annotation was computed. [2021-10-13 07:56:36,189 INFO L857 garLoopResultBuilder]: For program point L1630(lines 1630 5203) no Hoare annotation was computed. [2021-10-13 07:56:36,189 INFO L857 garLoopResultBuilder]: For program point L441(lines 441 461) no Hoare annotation was computed. [2021-10-13 07:56:36,189 INFO L857 garLoopResultBuilder]: For program point L1366(lines 1366 5226) no Hoare annotation was computed. [2021-10-13 07:56:36,189 INFO L857 garLoopResultBuilder]: For program point L2291(lines 2291 5146) no Hoare annotation was computed. [2021-10-13 07:56:36,189 INFO L857 garLoopResultBuilder]: For program point L3084(lines 3084 3095) no Hoare annotation was computed. [2021-10-13 07:56:36,190 INFO L857 garLoopResultBuilder]: For program point L4802(lines 4802 4837) no Hoare annotation was computed. [2021-10-13 07:56:36,190 INFO L857 garLoopResultBuilder]: For program point L3481(lines 3481 3505) no Hoare annotation was computed. [2021-10-13 07:56:36,190 INFO L857 garLoopResultBuilder]: For program point L4274(lines 4274 4970) no Hoare annotation was computed. [2021-10-13 07:56:36,190 INFO L857 garLoopResultBuilder]: For program point L4010(lines 4010 4993) no Hoare annotation was computed. [2021-10-13 07:56:36,190 INFO L857 garLoopResultBuilder]: For program point L3746(lines 3746 5016) no Hoare annotation was computed. [2021-10-13 07:56:36,190 INFO L857 garLoopResultBuilder]: For program point L840(lines 840 851) no Hoare annotation was computed. [2021-10-13 07:56:36,191 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 4726) no Hoare annotation was computed. [2021-10-13 07:56:36,191 INFO L857 garLoopResultBuilder]: For program point L312(lines 312 319) no Hoare annotation was computed. [2021-10-13 07:56:36,191 INFO L857 garLoopResultBuilder]: For program point L1237(lines 1237 1261) no Hoare annotation was computed. [2021-10-13 07:56:36,191 INFO L857 garLoopResultBuilder]: For program point L2030(lines 2030 5168) no Hoare annotation was computed. [2021-10-13 07:56:36,191 INFO L857 garLoopResultBuilder]: For program point L1766(lines 1766 5191) no Hoare annotation was computed. [2021-10-13 07:56:36,192 INFO L857 garLoopResultBuilder]: For program point L1502(lines 1502 5214) no Hoare annotation was computed. [2021-10-13 07:56:36,192 INFO L857 garLoopResultBuilder]: For program point L2427(lines 2427 5134) no Hoare annotation was computed. [2021-10-13 07:56:36,192 INFO L857 garLoopResultBuilder]: For program point L3220(lines 3220 3231) no Hoare annotation was computed. [2021-10-13 07:56:36,192 INFO L857 garLoopResultBuilder]: For program point L3617(lines 3617 3641) no Hoare annotation was computed. [2021-10-13 07:56:36,192 INFO L857 garLoopResultBuilder]: For program point L4410(lines 4410 4958) no Hoare annotation was computed. [2021-10-13 07:56:36,192 INFO L857 garLoopResultBuilder]: For program point L4146(lines 4146 4981) no Hoare annotation was computed. [2021-10-13 07:56:36,193 INFO L857 garLoopResultBuilder]: For program point L3882(lines 3882 5004) no Hoare annotation was computed. [2021-10-13 07:56:36,193 INFO L857 garLoopResultBuilder]: For program point L51(lines 51 59) no Hoare annotation was computed. [2021-10-13 07:56:36,193 INFO L857 garLoopResultBuilder]: For program point L976(lines 976 987) no Hoare annotation was computed. [2021-10-13 07:56:36,193 INFO L857 garLoopResultBuilder]: For program point L4676(lines 4676 4936) no Hoare annotation was computed. [2021-10-13 07:56:36,193 INFO L857 garLoopResultBuilder]: For program point L1373(lines 1373 1397) no Hoare annotation was computed. [2021-10-13 07:56:36,193 INFO L857 garLoopResultBuilder]: For program point L2166(lines 2166 5156) no Hoare annotation was computed. [2021-10-13 07:56:36,194 INFO L857 garLoopResultBuilder]: For program point L1902(lines 1902 5179) no Hoare annotation was computed. [2021-10-13 07:56:36,194 INFO L857 garLoopResultBuilder]: For program point L4809(lines 4809 4831) no Hoare annotation was computed. [2021-10-13 07:56:36,194 INFO L857 garLoopResultBuilder]: For program point L1638(lines 1638 5202) no Hoare annotation was computed. [2021-10-13 07:56:36,194 INFO L857 garLoopResultBuilder]: For program point L2563(lines 2563 5122) no Hoare annotation was computed. [2021-10-13 07:56:36,194 INFO L857 garLoopResultBuilder]: For program point L3356(lines 3356 3367) no Hoare annotation was computed. [2021-10-13 07:56:36,194 INFO L857 garLoopResultBuilder]: For program point L53(line 53) no Hoare annotation was computed. [2021-10-13 07:56:36,195 INFO L857 garLoopResultBuilder]: For program point L3753(lines 3753 3777) no Hoare annotation was computed. [2021-10-13 07:56:36,195 INFO L857 garLoopResultBuilder]: For program point L4678(line 4678) no Hoare annotation was computed. [2021-10-13 07:56:36,195 INFO L857 garLoopResultBuilder]: For program point L582(lines 582 589) no Hoare annotation was computed. [2021-10-13 07:56:36,195 INFO L857 garLoopResultBuilder]: For program point L4546(lines 4546 4946) no Hoare annotation was computed. [2021-10-13 07:56:36,195 INFO L857 garLoopResultBuilder]: For program point L4282(lines 4282 4969) no Hoare annotation was computed. [2021-10-13 07:56:36,195 INFO L857 garLoopResultBuilder]: For program point L4018(lines 4018 4992) no Hoare annotation was computed. [2021-10-13 07:56:36,196 INFO L857 garLoopResultBuilder]: For program point L4811(line 4811) no Hoare annotation was computed. [2021-10-13 07:56:36,196 INFO L857 garLoopResultBuilder]: For program point L1112(lines 1112 1123) no Hoare annotation was computed. [2021-10-13 07:56:36,196 INFO L857 garLoopResultBuilder]: For program point L1509(lines 1509 1533) no Hoare annotation was computed. [2021-10-13 07:56:36,196 INFO L857 garLoopResultBuilder]: For program point L452(lines 452 459) no Hoare annotation was computed. [2021-10-13 07:56:36,196 INFO L857 garLoopResultBuilder]: For program point L2302(lines 2302 5144) no Hoare annotation was computed. [2021-10-13 07:56:36,196 INFO L857 garLoopResultBuilder]: For program point L2038(lines 2038 5167) no Hoare annotation was computed. [2021-10-13 07:56:36,197 INFO L857 garLoopResultBuilder]: For program point L1774(lines 1774 5190) no Hoare annotation was computed. [2021-10-13 07:56:36,197 INFO L857 garLoopResultBuilder]: For program point L2699(lines 2699 5110) no Hoare annotation was computed. [2021-10-13 07:56:36,197 INFO L857 garLoopResultBuilder]: For program point L3492(lines 3492 3503) no Hoare annotation was computed. [2021-10-13 07:56:36,197 INFO L857 garLoopResultBuilder]: For program point L3889(lines 3889 3913) no Hoare annotation was computed. [2021-10-13 07:56:36,197 INFO L857 garLoopResultBuilder]: For program point L4418(lines 4418 4957) no Hoare annotation was computed. [2021-10-13 07:56:36,197 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 07:56:36,198 INFO L857 garLoopResultBuilder]: For program point L4154(lines 4154 4980) no Hoare annotation was computed. [2021-10-13 07:56:36,198 INFO L857 garLoopResultBuilder]: For program point L1248(lines 1248 1259) no Hoare annotation was computed. [2021-10-13 07:56:36,198 INFO L857 garLoopResultBuilder]: For program point L1645(lines 1645 1669) no Hoare annotation was computed. [2021-10-13 07:56:36,198 INFO L857 garLoopResultBuilder]: For program point L2438(lines 2438 5132) no Hoare annotation was computed. [2021-10-13 07:56:36,198 INFO L857 garLoopResultBuilder]: For program point L2174(lines 2174 5155) no Hoare annotation was computed. [2021-10-13 07:56:36,199 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 4795) no Hoare annotation was computed. [2021-10-13 07:56:36,199 INFO L857 garLoopResultBuilder]: For program point L1910(lines 1910 5178) no Hoare annotation was computed. [2021-10-13 07:56:36,199 INFO L857 garLoopResultBuilder]: For program point L2835(lines 2835 5098) no Hoare annotation was computed. [2021-10-13 07:56:36,199 INFO L857 garLoopResultBuilder]: For program point L3628(lines 3628 3639) no Hoare annotation was computed. [2021-10-13 07:56:36,199 INFO L857 garLoopResultBuilder]: For program point L4025(lines 4025 4049) no Hoare annotation was computed. [2021-10-13 07:56:36,199 INFO L857 garLoopResultBuilder]: For program point L4554(lines 4554 4945) no Hoare annotation was computed. [2021-10-13 07:56:36,200 INFO L857 garLoopResultBuilder]: For program point L4290(lines 4290 4968) no Hoare annotation was computed. [2021-10-13 07:56:36,200 INFO L857 garLoopResultBuilder]: For program point L1384(lines 1384 1395) no Hoare annotation was computed. [2021-10-13 07:56:36,200 INFO L857 garLoopResultBuilder]: For program point L1781(lines 1781 1805) no Hoare annotation was computed. [2021-10-13 07:56:36,200 INFO L857 garLoopResultBuilder]: For program point L2574(lines 2574 5120) no Hoare annotation was computed. [2021-10-13 07:56:36,200 INFO L857 garLoopResultBuilder]: For program point L4688(lines 4688 4934) no Hoare annotation was computed. [2021-10-13 07:56:36,200 INFO L857 garLoopResultBuilder]: For program point L2310(lines 2310 5143) no Hoare annotation was computed. [2021-10-13 07:56:36,201 INFO L857 garLoopResultBuilder]: For program point L2046(lines 2046 5166) no Hoare annotation was computed. [2021-10-13 07:56:36,201 INFO L857 garLoopResultBuilder]: For program point L2971(lines 2971 5086) no Hoare annotation was computed. [2021-10-13 07:56:36,201 INFO L857 garLoopResultBuilder]: For program point L3764(lines 3764 3775) no Hoare annotation was computed. [2021-10-13 07:56:36,201 INFO L857 garLoopResultBuilder]: For program point L4821(lines 4821 4829) no Hoare annotation was computed. [2021-10-13 07:56:36,201 INFO L857 garLoopResultBuilder]: For program point L4161(lines 4161 4185) no Hoare annotation was computed. [2021-10-13 07:56:36,202 INFO L857 garLoopResultBuilder]: For program point L4690(line 4690) no Hoare annotation was computed. [2021-10-13 07:56:36,202 INFO L857 garLoopResultBuilder]: For program point L4426(lines 4426 4956) no Hoare annotation was computed. [2021-10-13 07:56:36,202 INFO L857 garLoopResultBuilder]: For program point L4823(line 4823) no Hoare annotation was computed. [2021-10-13 07:56:36,202 INFO L857 garLoopResultBuilder]: For program point L727(lines 727 5284) no Hoare annotation was computed. [2021-10-13 07:56:36,204 INFO L857 garLoopResultBuilder]: For program point L1520(lines 1520 1531) no Hoare annotation was computed. [2021-10-13 07:56:36,204 INFO L857 garLoopResultBuilder]: For program point L1917(lines 1917 1941) no Hoare annotation was computed. [2021-10-13 07:56:36,204 INFO L857 garLoopResultBuilder]: For program point L2710(lines 2710 5108) no Hoare annotation was computed. [2021-10-13 07:56:36,204 INFO L857 garLoopResultBuilder]: For program point L2446(lines 2446 5131) no Hoare annotation was computed. [2021-10-13 07:56:36,204 INFO L857 garLoopResultBuilder]: For program point L2182(lines 2182 5154) no Hoare annotation was computed. [2021-10-13 07:56:36,205 INFO L857 garLoopResultBuilder]: For program point L68(lines 68 5292) no Hoare annotation was computed. [2021-10-13 07:56:36,205 INFO L857 garLoopResultBuilder]: For program point L3107(lines 3107 5074) no Hoare annotation was computed. [2021-10-13 07:56:36,205 INFO L857 garLoopResultBuilder]: For program point L3900(lines 3900 3911) no Hoare annotation was computed. [2021-10-13 07:56:36,205 INFO L853 garLoopResultBuilder]: At program point L597(lines 264 599) the Hoare annotation is: (<= 0 ULTIMATE.start_main_~main__t~0) [2021-10-13 07:56:36,205 INFO L857 garLoopResultBuilder]: For program point L4297(lines 4297 4321) no Hoare annotation was computed. [2021-10-13 07:56:36,205 INFO L857 garLoopResultBuilder]: For program point L4562(lines 4562 4944) no Hoare annotation was computed. [2021-10-13 07:56:36,206 INFO L857 garLoopResultBuilder]: For program point L863(lines 863 5272) no Hoare annotation was computed. [2021-10-13 07:56:36,206 INFO L857 garLoopResultBuilder]: For program point L1656(lines 1656 1667) no Hoare annotation was computed. [2021-10-13 07:56:36,206 INFO L853 garLoopResultBuilder]: At program point L335(lines 268 558) the Hoare annotation is: (<= 0 ULTIMATE.start_main_~main__t~0) [2021-10-13 07:56:36,206 INFO L857 garLoopResultBuilder]: For program point L2053(lines 2053 2077) no Hoare annotation was computed. [2021-10-13 07:56:36,206 INFO L857 garLoopResultBuilder]: For program point L2846(lines 2846 5096) no Hoare annotation was computed. [2021-10-13 07:56:36,206 INFO L857 garLoopResultBuilder]: For program point L2582(lines 2582 5119) no Hoare annotation was computed. [2021-10-13 07:56:36,207 INFO L857 garLoopResultBuilder]: For program point L2318(lines 2318 5142) no Hoare annotation was computed. [2021-10-13 07:56:36,207 INFO L857 garLoopResultBuilder]: For program point L3243(lines 3243 5062) no Hoare annotation was computed. [2021-10-13 07:56:36,207 INFO L857 garLoopResultBuilder]: For program point L4036(lines 4036 4047) no Hoare annotation was computed. [2021-10-13 07:56:36,207 INFO L857 garLoopResultBuilder]: For program point L4697(lines 4697 4933) no Hoare annotation was computed. [2021-10-13 07:56:36,207 INFO L857 garLoopResultBuilder]: For program point L4433(lines 4433 4457) no Hoare annotation was computed. [2021-10-13 07:56:36,207 INFO L857 garLoopResultBuilder]: For program point L206(lines 206 603) no Hoare annotation was computed. [2021-10-13 07:56:36,208 INFO L857 garLoopResultBuilder]: For program point L999(lines 999 5260) no Hoare annotation was computed. [2021-10-13 07:56:36,208 INFO L857 garLoopResultBuilder]: For program point L1792(lines 1792 1803) no Hoare annotation was computed. [2021-10-13 07:56:36,208 INFO L853 garLoopResultBuilder]: At program point L4699(lines 31 5293) the Hoare annotation is: (and (<= ULTIMATE.start_main_~main__t~0 ULTIMATE.start_main_~main__tagbuf_len~0) (<= 0 ULTIMATE.start_main_~main__t~0)) [2021-10-13 07:56:36,208 INFO L857 garLoopResultBuilder]: For program point L2189(lines 2189 2213) no Hoare annotation was computed. [2021-10-13 07:56:36,208 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 649) no Hoare annotation was computed. [2021-10-13 07:56:36,209 INFO L857 garLoopResultBuilder]: For program point L2982(lines 2982 5084) no Hoare annotation was computed. [2021-10-13 07:56:36,209 INFO L857 garLoopResultBuilder]: For program point L2718(lines 2718 5107) no Hoare annotation was computed. [2021-10-13 07:56:36,209 INFO L857 garLoopResultBuilder]: For program point L2454(lines 2454 5130) no Hoare annotation was computed. [2021-10-13 07:56:36,209 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 4678) no Hoare annotation was computed. [2021-10-13 07:56:36,209 INFO L857 garLoopResultBuilder]: For program point L3379(lines 3379 5050) no Hoare annotation was computed. [2021-10-13 07:56:36,209 INFO L857 garLoopResultBuilder]: For program point L4172(lines 4172 4183) no Hoare annotation was computed. [2021-10-13 07:56:36,210 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 4866) no Hoare annotation was computed. [2021-10-13 07:56:36,210 INFO L857 garLoopResultBuilder]: For program point L4569(lines 4569 4593) no Hoare annotation was computed. [2021-10-13 07:56:36,210 INFO L857 garLoopResultBuilder]: For program point L738(lines 738 5282) no Hoare annotation was computed. [2021-10-13 07:56:36,210 INFO L857 garLoopResultBuilder]: For program point L1135(lines 1135 5248) no Hoare annotation was computed. [2021-10-13 07:56:36,210 INFO L857 garLoopResultBuilder]: For program point L1928(lines 1928 1939) no Hoare annotation was computed. [2021-10-13 07:56:36,211 INFO L853 garLoopResultBuilder]: At program point L475(lines 408 511) the Hoare annotation is: (<= 0 ULTIMATE.start_main_~main__t~0) [2021-10-13 07:56:36,211 INFO L857 garLoopResultBuilder]: For program point L2325(lines 2325 2349) no Hoare annotation was computed. [2021-10-13 07:56:36,211 INFO L857 garLoopResultBuilder]: For program point L3118(lines 3118 5072) no Hoare annotation was computed. [2021-10-13 07:56:36,211 INFO L857 garLoopResultBuilder]: For program point L2854(lines 2854 5095) no Hoare annotation was computed. [2021-10-13 07:56:36,211 INFO L857 garLoopResultBuilder]: For program point L2590(lines 2590 5118) no Hoare annotation was computed. [2021-10-13 07:56:36,211 INFO L857 garLoopResultBuilder]: For program point L3515(lines 3515 5038) no Hoare annotation was computed. [2021-10-13 07:56:36,212 INFO L857 garLoopResultBuilder]: For program point L344(lines 344 556) no Hoare annotation was computed. [2021-10-13 07:56:36,212 INFO L857 garLoopResultBuilder]: For program point L4308(lines 4308 4319) no Hoare annotation was computed. [2021-10-13 07:56:36,212 INFO L857 garLoopResultBuilder]: For program point L4705(lines 4705 4932) no Hoare annotation was computed. [2021-10-13 07:56:36,212 INFO L857 garLoopResultBuilder]: For program point L874(lines 874 5270) no Hoare annotation was computed. [2021-10-13 07:56:36,212 INFO L857 garLoopResultBuilder]: For program point L1271(lines 1271 5236) no Hoare annotation was computed. [2021-10-13 07:56:36,212 INFO L857 garLoopResultBuilder]: For program point L2064(lines 2064 2075) no Hoare annotation was computed. [2021-10-13 07:56:36,213 INFO L857 garLoopResultBuilder]: For program point L611(lines 611 644) no Hoare annotation was computed. [2021-10-13 07:56:36,213 INFO L857 garLoopResultBuilder]: For program point L2461(lines 2461 2485) no Hoare annotation was computed. [2021-10-13 07:56:36,213 INFO L857 garLoopResultBuilder]: For program point L3254(lines 3254 5060) no Hoare annotation was computed. [2021-10-13 07:56:36,213 INFO L857 garLoopResultBuilder]: For program point L2990(lines 2990 5083) no Hoare annotation was computed. [2021-10-13 07:56:36,213 INFO L857 garLoopResultBuilder]: For program point L2726(lines 2726 5106) no Hoare annotation was computed. [2021-10-13 07:56:36,213 INFO L857 garLoopResultBuilder]: For program point L3651(lines 3651 5026) no Hoare annotation was computed. [2021-10-13 07:56:36,214 INFO L857 garLoopResultBuilder]: For program point L4444(lines 4444 4455) no Hoare annotation was computed. [2021-10-13 07:56:36,214 INFO L857 garLoopResultBuilder]: For program point L217(lines 217 601) no Hoare annotation was computed. [2021-10-13 07:56:36,214 INFO L857 garLoopResultBuilder]: For program point L1010(lines 1010 5258) no Hoare annotation was computed. [2021-10-13 07:56:36,214 INFO L857 garLoopResultBuilder]: For program point L746(lines 746 5281) no Hoare annotation was computed. [2021-10-13 07:56:36,214 INFO L857 garLoopResultBuilder]: For program point L1407(lines 1407 5224) no Hoare annotation was computed. [2021-10-13 07:56:36,214 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 07:56:36,215 INFO L857 garLoopResultBuilder]: For program point L2200(lines 2200 2211) no Hoare annotation was computed. [2021-10-13 07:56:36,215 INFO L857 garLoopResultBuilder]: For program point L86(lines 86 647) no Hoare annotation was computed. [2021-10-13 07:56:36,215 INFO L857 garLoopResultBuilder]: For program point L2597(lines 2597 2621) no Hoare annotation was computed. [2021-10-13 07:56:36,215 INFO L857 garLoopResultBuilder]: For program point L3390(lines 3390 5048) no Hoare annotation was computed. [2021-10-13 07:56:36,215 INFO L857 garLoopResultBuilder]: For program point L3126(lines 3126 5071) no Hoare annotation was computed. [2021-10-13 07:56:36,215 INFO L857 garLoopResultBuilder]: For program point L2862(lines 2862 5094) no Hoare annotation was computed. [2021-10-13 07:56:36,216 INFO L857 garLoopResultBuilder]: For program point L3787(lines 3787 5014) no Hoare annotation was computed. [2021-10-13 07:56:36,216 INFO L857 garLoopResultBuilder]: For program point L4712(lines 4712 4924) no Hoare annotation was computed. [2021-10-13 07:56:36,216 INFO L857 garLoopResultBuilder]: For program point L484(lines 484 509) no Hoare annotation was computed. [2021-10-13 07:56:36,216 INFO L857 garLoopResultBuilder]: For program point L4580(lines 4580 4591) no Hoare annotation was computed. [2021-10-13 07:56:36,216 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 4743) no Hoare annotation was computed. [2021-10-13 07:56:36,217 INFO L857 garLoopResultBuilder]: For program point L1146(lines 1146 5246) no Hoare annotation was computed. [2021-10-13 07:56:36,217 INFO L857 garLoopResultBuilder]: For program point L882(lines 882 5269) no Hoare annotation was computed. [2021-10-13 07:56:36,217 INFO L857 garLoopResultBuilder]: For program point L4714(line 4714) no Hoare annotation was computed. [2021-10-13 07:56:36,217 INFO L857 garLoopResultBuilder]: For program point L618(lines 618 638) no Hoare annotation was computed. [2021-10-13 07:56:36,217 INFO L857 garLoopResultBuilder]: For program point L1543(lines 1543 5212) no Hoare annotation was computed. [2021-10-13 07:56:36,218 INFO L857 garLoopResultBuilder]: For program point L2336(lines 2336 2347) no Hoare annotation was computed. [2021-10-13 07:56:36,218 INFO L857 garLoopResultBuilder]: For program point L2733(lines 2733 2757) no Hoare annotation was computed. [2021-10-13 07:56:36,218 INFO L857 garLoopResultBuilder]: For program point L3526(lines 3526 5036) no Hoare annotation was computed. [2021-10-13 07:56:36,218 INFO L857 garLoopResultBuilder]: For program point L355(lines 355 554) no Hoare annotation was computed. [2021-10-13 07:56:36,218 INFO L857 garLoopResultBuilder]: For program point L3262(lines 3262 5059) no Hoare annotation was computed. [2021-10-13 07:56:36,218 INFO L857 garLoopResultBuilder]: For program point L2998(lines 2998 5082) no Hoare annotation was computed. [2021-10-13 07:56:36,219 INFO L857 garLoopResultBuilder]: For program point L3923(lines 3923 5002) no Hoare annotation was computed. [2021-10-13 07:56:36,219 INFO L857 garLoopResultBuilder]: For program point L1282(lines 1282 5234) no Hoare annotation was computed. [2021-10-13 07:56:36,219 INFO L857 garLoopResultBuilder]: For program point L1018(lines 1018 5257) no Hoare annotation was computed. [2021-10-13 07:56:36,219 INFO L857 garLoopResultBuilder]: For program point L754(lines 754 5280) no Hoare annotation was computed. [2021-10-13 07:56:36,219 INFO L857 garLoopResultBuilder]: For program point L1679(lines 1679 5200) no Hoare annotation was computed. [2021-10-13 07:56:36,220 INFO L857 garLoopResultBuilder]: For program point L2472(lines 2472 2483) no Hoare annotation was computed. [2021-10-13 07:56:36,220 INFO L857 garLoopResultBuilder]: For program point L94(lines 94 646) no Hoare annotation was computed. [2021-10-13 07:56:36,220 INFO L857 garLoopResultBuilder]: For program point L2869(lines 2869 2893) no Hoare annotation was computed. [2021-10-13 07:56:36,220 INFO L857 garLoopResultBuilder]: For program point L3662(lines 3662 5024) no Hoare annotation was computed. [2021-10-13 07:56:36,220 INFO L857 garLoopResultBuilder]: For program point L3398(lines 3398 5047) no Hoare annotation was computed. [2021-10-13 07:56:36,220 INFO L857 garLoopResultBuilder]: For program point L3134(lines 3134 5070) no Hoare annotation was computed. [2021-10-13 07:56:36,221 INFO L857 garLoopResultBuilder]: For program point L4059(lines 4059 4990) no Hoare annotation was computed. [2021-10-13 07:56:36,221 INFO L857 garLoopResultBuilder]: For program point L4852(lines 4852 4876) no Hoare annotation was computed. [2021-10-13 07:56:36,221 INFO L857 garLoopResultBuilder]: For program point L1418(lines 1418 5222) no Hoare annotation was computed. [2021-10-13 07:56:36,221 INFO L857 garLoopResultBuilder]: For program point L1154(lines 1154 5245) no Hoare annotation was computed. [2021-10-13 07:56:36,221 INFO L857 garLoopResultBuilder]: For program point L890(lines 890 5268) no Hoare annotation was computed. [2021-10-13 07:56:36,221 INFO L857 garLoopResultBuilder]: For program point L4854(line 4854) no Hoare annotation was computed. [2021-10-13 07:56:36,222 INFO L857 garLoopResultBuilder]: For program point L1815(lines 1815 5188) no Hoare annotation was computed. [2021-10-13 07:56:36,222 INFO L857 garLoopResultBuilder]: For program point L2608(lines 2608 2619) no Hoare annotation was computed. [2021-10-13 07:56:36,222 INFO L857 garLoopResultBuilder]: For program point L230(lines 230 600) no Hoare annotation was computed. [2021-10-13 07:56:36,222 INFO L857 garLoopResultBuilder]: For program point L3005(lines 3005 3029) no Hoare annotation was computed. [2021-10-13 07:56:36,222 INFO L857 garLoopResultBuilder]: For program point L3798(lines 3798 5012) no Hoare annotation was computed. [2021-10-13 07:56:36,223 INFO L857 garLoopResultBuilder]: For program point L495(lines 495 507) no Hoare annotation was computed. [2021-10-13 07:56:36,223 INFO L857 garLoopResultBuilder]: For program point L3534(lines 3534 5035) no Hoare annotation was computed. [2021-10-13 07:56:36,223 INFO L857 garLoopResultBuilder]: For program point L3270(lines 3270 5058) no Hoare annotation was computed. [2021-10-13 07:56:36,223 INFO L857 garLoopResultBuilder]: For program point L4195(lines 4195 4978) no Hoare annotation was computed. [2021-10-13 07:56:36,223 INFO L857 garLoopResultBuilder]: For program point L4724(lines 4724 4922) no Hoare annotation was computed. [2021-10-13 07:56:36,224 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 4811) no Hoare annotation was computed. [2021-10-13 07:56:36,224 INFO L857 garLoopResultBuilder]: For program point L761(lines 761 785) no Hoare annotation was computed. [2021-10-13 07:56:36,224 INFO L857 garLoopResultBuilder]: For program point L629(lines 629 636) no Hoare annotation was computed. [2021-10-13 07:56:36,224 INFO L857 garLoopResultBuilder]: For program point L1554(lines 1554 5210) no Hoare annotation was computed. [2021-10-13 07:56:36,225 INFO L857 garLoopResultBuilder]: For program point L1290(lines 1290 5233) no Hoare annotation was computed. [2021-10-13 07:56:36,225 INFO L857 garLoopResultBuilder]: For program point L101(lines 101 121) no Hoare annotation was computed. [2021-10-13 07:56:36,225 INFO L857 garLoopResultBuilder]: For program point L1026(lines 1026 5256) no Hoare annotation was computed. [2021-10-13 07:56:36,230 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 07:56:36,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:56:36 BoogieIcfgContainer [2021-10-13 07:56:36,265 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 07:56:36,266 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 07:56:36,266 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 07:56:36,266 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 07:56:36,267 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:56:07" (3/4) ... [2021-10-13 07:56:36,270 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 07:56:36,320 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-13 07:56:36,327 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-13 07:56:36,335 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 07:56:36,342 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 07:56:36,734 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 07:56:36,734 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 07:56:36,736 INFO L168 Benchmark]: Toolchain (without parser) took 33966.97 ms. Allocated memory was 96.5 MB in the beginning and 413.1 MB in the end (delta: 316.7 MB). Free memory was 62.3 MB in the beginning and 297.8 MB in the end (delta: -235.5 MB). Peak memory consumption was 82.7 MB. Max. memory is 16.1 GB. [2021-10-13 07:56:36,737 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 96.5 MB. Free memory was 54.7 MB in the beginning and 54.6 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:56:36,738 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1605.40 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 62.1 MB in the beginning and 53.9 MB in the end (delta: 8.1 MB). Peak memory consumption was 27.7 MB. Max. memory is 16.1 GB. [2021-10-13 07:56:36,738 INFO L168 Benchmark]: Boogie Procedure Inliner took 180.20 ms. Allocated memory is still 117.4 MB. Free memory was 53.9 MB in the beginning and 77.8 MB in the end (delta: -23.9 MB). Peak memory consumption was 6.5 MB. Max. memory is 16.1 GB. [2021-10-13 07:56:36,738 INFO L168 Benchmark]: Boogie Preprocessor took 145.89 ms. Allocated memory is still 117.4 MB. Free memory was 77.8 MB in the beginning and 70.8 MB in the end (delta: 7.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 07:56:36,739 INFO L168 Benchmark]: RCFGBuilder took 2517.73 ms. Allocated memory was 117.4 MB in the beginning and 203.4 MB in the end (delta: 86.0 MB). Free memory was 70.8 MB in the beginning and 153.2 MB in the end (delta: -82.3 MB). Peak memory consumption was 66.9 MB. Max. memory is 16.1 GB. [2021-10-13 07:56:36,740 INFO L168 Benchmark]: TraceAbstraction took 29041.18 ms. Allocated memory was 203.4 MB in the beginning and 413.1 MB in the end (delta: 209.7 MB). Free memory was 153.2 MB in the beginning and 349.7 MB in the end (delta: -196.6 MB). Peak memory consumption was 240.7 MB. Max. memory is 16.1 GB. [2021-10-13 07:56:36,741 INFO L168 Benchmark]: Witness Printer took 468.71 ms. Allocated memory is still 413.1 MB. Free memory was 349.7 MB in the beginning and 297.8 MB in the end (delta: 51.9 MB). Peak memory consumption was 50.3 MB. Max. memory is 16.1 GB. [2021-10-13 07:56:36,744 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 96.5 MB. Free memory was 54.7 MB in the beginning and 54.6 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1605.40 ms. Allocated memory was 96.5 MB in the beginning and 117.4 MB in the end (delta: 21.0 MB). Free memory was 62.1 MB in the beginning and 53.9 MB in the end (delta: 8.1 MB). Peak memory consumption was 27.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 180.20 ms. Allocated memory is still 117.4 MB. Free memory was 53.9 MB in the beginning and 77.8 MB in the end (delta: -23.9 MB). Peak memory consumption was 6.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 145.89 ms. Allocated memory is still 117.4 MB. Free memory was 77.8 MB in the beginning and 70.8 MB in the end (delta: 7.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2517.73 ms. Allocated memory was 117.4 MB in the beginning and 203.4 MB in the end (delta: 86.0 MB). Free memory was 70.8 MB in the beginning and 153.2 MB in the end (delta: -82.3 MB). Peak memory consumption was 66.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 29041.18 ms. Allocated memory was 203.4 MB in the beginning and 413.1 MB in the end (delta: 209.7 MB). Free memory was 153.2 MB in the beginning and 349.7 MB in the end (delta: -196.6 MB). Peak memory consumption was 240.7 MB. Max. memory is 16.1 GB. * Witness Printer took 468.71 ms. Allocated memory is still 413.1 MB. Free memory was 349.7 MB in the beginning and 297.8 MB in the end (delta: 51.9 MB). Peak memory consumption was 50.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms 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: 28903.8ms, OverallIterations: 16, TraceHistogramMax: 1, EmptinessCheckTime: 92.1ms, AutomataDifference: 11261.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 203.0ms, InitialAbstractionConstructionTime: 25.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 1774 SDtfs, 7305 SDslu, 1832 SDs, 0 SdLazy, 13737 SolverSat, 1921 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7823.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 985 GetRequests, 610 SyntacticMatches, 5 SemanticMatches, 370 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 340 ImplicationChecksByTransitivity, 8773.9ms Time, 0.0ms 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, 0.0ms DumpTime, AutomataMinimizationStatistics: 217.8ms AutomataMinimizationTime, 16 MinimizatonAttempts, 92 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 13 LocationsWithAnnotation, 13 PreInvPairs, 18 NumberOfFragments, 85 HoareAnnotationTreeSize, 13 FomulaSimplifications, 4406 FormulaSimplificationTreeSizeReduction, 76.0ms HoareSimplificationTime, 13 FomulaSimplificationsInter, 381 FormulaSimplificationTreeSizeReductionInter, 118.4ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 309.8ms SsaConstructionTime, 2645.3ms SatisfiabilityAnalysisTime, 13660.5ms 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: main__t <= main__tagbuf_len && 0 <= main__t - 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: ((((main__t < main__tagbuf_len + 1 && !(__VERIFIER_assert__cond == 0)) && !(__VERIFIER_assert__cond == 0)) && 61 <= main__t) && !(__VERIFIER_assert__cond == 0)) && !(__VERIFIER_assert__cond == 0) - 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: ((((main__t < main__tagbuf_len && !(__VERIFIER_assert__cond == 0)) && !(__VERIFIER_assert__cond == 0)) && 61 <= main__t) && !(__VERIFIER_assert__cond == 0)) && !(__VERIFIER_assert__cond == 0) RESULT: Ultimate proved your program to be correct! [2021-10-13 07:56:36,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e7c50f7-102f-42ea-a0ea-4833a62b9567/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...