./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/id_build.i.p+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e7d88529-f57f-4f22-be58-b6010fdae360/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e7d88529-f57f-4f22-be58-b6010fdae360/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e7d88529-f57f-4f22-be58-b6010fdae360/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e7d88529-f57f-4f22-be58-b6010fdae360/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/loop-invgen/id_build.i.p+nlh-reducer.c -s /tmp/vcloud-vcloud-master/worker/run_dir_e7d88529-f57f-4f22-be58-b6010fdae360/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e7d88529-f57f-4f22-be58-b6010fdae360/bin/utaipan --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 c5644b986f5f9dd5a57cca882de8b41e90ae8cd4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:37:45,441 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:37:45,443 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:37:45,500 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:37:45,501 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:37:45,507 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:37:45,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:37:45,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:37:45,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:37:45,528 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:37:45,530 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:37:45,531 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:37:45,533 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:37:45,539 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:37:45,540 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:37:45,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:37:45,544 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:37:45,545 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:37:45,551 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:37:45,556 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:37:45,560 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:37:45,561 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:37:45,563 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:37:45,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:37:45,572 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:37:45,573 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:37:45,573 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:37:45,575 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:37:45,576 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:37:45,577 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:37:45,577 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:37:45,579 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:37:45,580 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:37:45,581 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:37:45,583 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:37:45,583 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:37:45,584 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:37:45,584 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:37:45,584 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:37:45,585 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:37:45,586 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:37:45,588 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e7d88529-f57f-4f22-be58-b6010fdae360/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-28 07:37:45,630 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:37:45,630 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:37:45,631 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:37:45,631 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:37:45,632 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:37:45,632 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:37:45,632 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-28 07:37:45,632 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:37:45,633 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:37:45,633 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-28 07:37:45,634 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-28 07:37:45,634 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:37:45,634 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-28 07:37:45,635 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-28 07:37:45,635 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-28 07:37:45,636 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:37:45,636 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 07:37:45,636 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 07:37:45,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 07:37:45,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:37:45,637 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:37:45,637 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:37:45,637 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:37:45,637 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:37:45,638 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 07:37:45,638 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:37:45,638 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:37:45,638 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:37:45,639 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:37:45,640 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:37:45,640 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:37:45,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:37:45,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:37:45,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:37:45,641 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:37:45,642 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-28 07:37:45,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 07:37:45,642 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:37:45,642 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:37:45,643 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:37:45,643 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-vcloud-master/worker/run_dir_e7d88529-f57f-4f22-be58-b6010fdae360/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e7d88529-f57f-4f22-be58-b6010fdae360/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5644b986f5f9dd5a57cca882de8b41e90ae8cd4 [2020-11-28 07:37:45,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:37:45,965 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:37:45,970 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:37:45,971 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:37:45,972 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:37:45,973 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e7d88529-f57f-4f22-be58-b6010fdae360/bin/utaipan/../../sv-benchmarks/c/loop-invgen/id_build.i.p+nlh-reducer.c [2020-11-28 07:37:46,033 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e7d88529-f57f-4f22-be58-b6010fdae360/bin/utaipan/data/e34402ead/5e2454aa66f14fc883746a7f092751c9/FLAG707137e54 [2020-11-28 07:37:46,634 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:37:46,635 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e7d88529-f57f-4f22-be58-b6010fdae360/sv-benchmarks/c/loop-invgen/id_build.i.p+nlh-reducer.c [2020-11-28 07:37:46,655 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e7d88529-f57f-4f22-be58-b6010fdae360/bin/utaipan/data/e34402ead/5e2454aa66f14fc883746a7f092751c9/FLAG707137e54 [2020-11-28 07:37:46,883 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e7d88529-f57f-4f22-be58-b6010fdae360/bin/utaipan/data/e34402ead/5e2454aa66f14fc883746a7f092751c9 [2020-11-28 07:37:46,885 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:37:46,894 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:37:46,896 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:37:46,896 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:37:46,899 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:37:46,902 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:37:46" (1/1) ... [2020-11-28 07:37:46,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d6713f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:46, skipping insertion in model container [2020-11-28 07:37:46,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:37:46" (1/1) ... [2020-11-28 07:37:46,914 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:37:47,000 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:37:47,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 07:37:47,718 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 07:37:48,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 07:37:48,017 INFO L208 MainTranslator]: Completed translation [2020-11-28 07:37:48,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:48 WrapperNode [2020-11-28 07:37:48,018 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:37:48,019 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 07:37:48,019 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 07:37:48,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 07:37:48,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:48" (1/1) ... [2020-11-28 07:37:48,055 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:48" (1/1) ... [2020-11-28 07:37:48,148 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 07:37:48,149 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 07:37:48,149 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 07:37:48,150 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 07:37:48,158 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:48" (1/1) ... [2020-11-28 07:37:48,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:48" (1/1) ... [2020-11-28 07:37:48,166 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:48" (1/1) ... [2020-11-28 07:37:48,167 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:48" (1/1) ... [2020-11-28 07:37:48,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:48" (1/1) ... [2020-11-28 07:37:48,224 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:48" (1/1) ... [2020-11-28 07:37:48,249 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:48" (1/1) ... [2020-11-28 07:37:48,257 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 07:37:48,262 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 07:37:48,262 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 07:37:48,264 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 07:37:48,265 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e7d88529-f57f-4f22-be58-b6010fdae360/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:37:48,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 07:37:48,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 07:37:48,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 07:37:48,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 07:37:50,052 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 07:37:50,053 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-28 07:37:50,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:37:50 BoogieIcfgContainer [2020-11-28 07:37:50,056 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 07:37:50,057 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 07:37:50,057 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 07:37:50,061 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 07:37:50,061 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 07:37:46" (1/3) ... [2020-11-28 07:37:50,062 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73c94985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:37:50, skipping insertion in model container [2020-11-28 07:37:50,062 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:37:48" (2/3) ... [2020-11-28 07:37:50,062 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73c94985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 07:37:50, skipping insertion in model container [2020-11-28 07:37:50,062 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:37:50" (3/3) ... [2020-11-28 07:37:50,064 INFO L111 eAbstractionObserver]: Analyzing ICFG id_build.i.p+nlh-reducer.c [2020-11-28 07:37:50,075 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 07:37:50,080 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-11-28 07:37:50,095 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-11-28 07:37:50,130 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 07:37:50,130 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 07:37:50,130 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 07:37:50,130 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 07:37:50,130 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 07:37:50,131 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 07:37:50,131 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 07:37:50,131 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 07:37:50,152 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states. [2020-11-28 07:37:50,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-11-28 07:37:50,174 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:37:50,175 INFO L422 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] [2020-11-28 07:37:50,176 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:37:50,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:37:50,181 INFO L82 PathProgramCache]: Analyzing trace with hash 793995581, now seen corresponding path program 1 times [2020-11-28 07:37:50,190 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-28 07:37:50,191 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788246027] [2020-11-28 07:37:50,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 07:37:50,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:37:50,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:37:50,831 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788246027] [2020-11-28 07:37:50,832 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:37:50,832 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 07:37:50,833 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309919689] [2020-11-28 07:37:50,840 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 07:37:50,841 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-28 07:37:50,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 07:37:50,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 07:37:50,859 INFO L87 Difference]: Start difference. First operand 249 states. Second operand 5 states. [2020-11-28 07:37:51,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:37:51,612 INFO L93 Difference]: Finished difference Result 262 states and 497 transitions. [2020-11-28 07:37:51,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-28 07:37:51,614 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 136 [2020-11-28 07:37:51,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:37:51,633 INFO L225 Difference]: With dead ends: 262 [2020-11-28 07:37:51,633 INFO L226 Difference]: Without dead ends: 252 [2020-11-28 07:37:51,637 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-28 07:37:51,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2020-11-28 07:37:51,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 245. [2020-11-28 07:37:51,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 245 states. [2020-11-28 07:37:51,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 282 transitions. [2020-11-28 07:37:51,710 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 282 transitions. Word has length 136 [2020-11-28 07:37:51,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:37:51,714 INFO L481 AbstractCegarLoop]: Abstraction has 245 states and 282 transitions. [2020-11-28 07:37:51,714 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 07:37:51,714 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 282 transitions. [2020-11-28 07:37:51,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-11-28 07:37:51,721 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 07:37:51,721 INFO L422 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] [2020-11-28 07:37:51,722 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 07:37:51,722 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 07:37:51,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 07:37:51,723 INFO L82 PathProgramCache]: Analyzing trace with hash 779194049, now seen corresponding path program 1 times [2020-11-28 07:37:51,723 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-11-28 07:37:51,723 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115322697] [2020-11-28 07:37:51,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 07:37:51,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 07:37:51,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 07:37:51,946 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115322697] [2020-11-28 07:37:51,946 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 07:37:51,947 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-28 07:37:51,947 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027143114] [2020-11-28 07:37:51,951 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 07:37:51,952 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-11-28 07:37:51,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 07:37:51,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-28 07:37:51,953 INFO L87 Difference]: Start difference. First operand 245 states and 282 transitions. Second operand 5 states. [2020-11-28 07:37:52,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 07:37:52,613 INFO L93 Difference]: Finished difference Result 257 states and 298 transitions. [2020-11-28 07:37:52,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-28 07:37:52,613 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 138 [2020-11-28 07:37:52,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 07:37:52,614 INFO L225 Difference]: With dead ends: 257 [2020-11-28 07:37:52,615 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 07:37:52,616 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-11-28 07:37:52,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 07:37:52,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 07:37:52,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 07:37:52,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 07:37:52,617 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 138 [2020-11-28 07:37:52,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 07:37:52,618 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 07:37:52,618 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 07:37:52,618 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 07:37:52,618 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 07:37:52,618 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 07:37:52,620 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 07:37:52,824 INFO L274 CegarLoopResult]: For program point L960(lines 960 2362) no Hoare annotation was computed. [2020-11-28 07:37:52,824 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-11-28 07:37:52,824 INFO L274 CegarLoopResult]: For program point L696(lines 696 2449) no Hoare annotation was computed. [2020-11-28 07:37:52,824 INFO L274 CegarLoopResult]: For program point L564(lines 564 2500) no Hoare annotation was computed. [2020-11-28 07:37:52,825 INFO L274 CegarLoopResult]: For program point L300(lines 300 2587) no Hoare annotation was computed. [2020-11-28 07:37:52,825 INFO L274 CegarLoopResult]: For program point L168(lines 168 2633) no Hoare annotation was computed. [2020-11-28 07:37:52,825 INFO L270 CegarLoopResult]: At program point L2613(lines 225 2614) the Hoare annotation is: (let ((.cse0 (+ ULTIMATE.start_main_~main__i~0 1))) (and (< 0 .cse0) (<= .cse0 ULTIMATE.start_main_~main__nlen~0))) [2020-11-28 07:37:52,825 INFO L274 CegarLoopResult]: For program point L433(lines 433 454) no Hoare annotation was computed. [2020-11-28 07:37:52,825 INFO L274 CegarLoopResult]: For program point L1424(lines 1424 2203) no Hoare annotation was computed. [2020-11-28 07:37:52,825 INFO L274 CegarLoopResult]: For program point L1160(lines 1160 2290) no Hoare annotation was computed. [2020-11-28 07:37:52,826 INFO L274 CegarLoopResult]: For program point L1028(lines 1028 2341) no Hoare annotation was computed. [2020-11-28 07:37:52,826 INFO L274 CegarLoopResult]: For program point L764(lines 764 2428) no Hoare annotation was computed. [2020-11-28 07:37:52,826 INFO L274 CegarLoopResult]: For program point L632(lines 632 2474) no Hoare annotation was computed. [2020-11-28 07:37:52,826 INFO L274 CegarLoopResult]: For program point L368(lines 368 2561) no Hoare annotation was computed. [2020-11-28 07:37:52,826 INFO L274 CegarLoopResult]: For program point L1822(lines 1822 2080) no Hoare annotation was computed. [2020-11-28 07:37:52,826 INFO L274 CegarLoopResult]: For program point L1624(lines 1624 2131) no Hoare annotation was computed. [2020-11-28 07:37:52,826 INFO L274 CegarLoopResult]: For program point L1492(lines 1492 2182) no Hoare annotation was computed. [2020-11-28 07:37:52,826 INFO L274 CegarLoopResult]: For program point L1360(lines 1360 2228) no Hoare annotation was computed. [2020-11-28 07:37:52,826 INFO L274 CegarLoopResult]: For program point L1228(lines 1228 2269) no Hoare annotation was computed. [2020-11-28 07:37:52,827 INFO L274 CegarLoopResult]: For program point L1096(lines 1096 2315) no Hoare annotation was computed. [2020-11-28 07:37:52,827 INFO L274 CegarLoopResult]: For program point L832(lines 832 2402) no Hoare annotation was computed. [2020-11-28 07:37:52,827 INFO L274 CegarLoopResult]: For program point L1890(lines 1890 2059) no Hoare annotation was computed. [2020-11-28 07:37:52,827 INFO L274 CegarLoopResult]: For program point L1692(lines 1692 2110) no Hoare annotation was computed. [2020-11-28 07:37:52,827 INFO L274 CegarLoopResult]: For program point L1560(lines 1560 2156) no Hoare annotation was computed. [2020-11-28 07:37:52,827 INFO L274 CegarLoopResult]: For program point L1296(lines 1296 2243) no Hoare annotation was computed. [2020-11-28 07:37:52,827 INFO L274 CegarLoopResult]: For program point L107(lines 107 2653) no Hoare annotation was computed. [2020-11-28 07:37:52,827 INFO L274 CegarLoopResult]: For program point L900(lines 900 2391) no Hoare annotation was computed. [2020-11-28 07:37:52,828 INFO L274 CegarLoopResult]: For program point L1958(lines 1958 2033) no Hoare annotation was computed. [2020-11-28 07:37:52,828 INFO L274 CegarLoopResult]: For program point L571(lines 571 2494) no Hoare annotation was computed. [2020-11-28 07:37:52,828 INFO L274 CegarLoopResult]: For program point L307(lines 307 2581) no Hoare annotation was computed. [2020-11-28 07:37:52,828 INFO L274 CegarLoopResult]: For program point L175(lines 175 2632) no Hoare annotation was computed. [2020-11-28 07:37:52,828 INFO L274 CegarLoopResult]: For program point L43(lines 43 2678) no Hoare annotation was computed. [2020-11-28 07:37:52,828 INFO L274 CegarLoopResult]: For program point L1761(lines 1761 1803) no Hoare annotation was computed. [2020-11-28 07:37:52,828 INFO L274 CegarLoopResult]: For program point L1035(lines 1035 2335) no Hoare annotation was computed. [2020-11-28 07:37:52,828 INFO L274 CegarLoopResult]: For program point L903(lines 903 2386) no Hoare annotation was computed. [2020-11-28 07:37:52,828 INFO L274 CegarLoopResult]: For program point L771(lines 771 2422) no Hoare annotation was computed. [2020-11-28 07:37:52,829 INFO L274 CegarLoopResult]: For program point L639(lines 639 2473) no Hoare annotation was computed. [2020-11-28 07:37:52,829 INFO L274 CegarLoopResult]: For program point L507(lines 507 2519) no Hoare annotation was computed. [2020-11-28 07:37:52,829 INFO L274 CegarLoopResult]: For program point L375(lines 375 2560) no Hoare annotation was computed. [2020-11-28 07:37:52,829 INFO L274 CegarLoopResult]: For program point L243(lines 243 2606) no Hoare annotation was computed. [2020-11-28 07:37:52,829 INFO L274 CegarLoopResult]: For program point L1499(lines 1499 2176) no Hoare annotation was computed. [2020-11-28 07:37:52,829 INFO L274 CegarLoopResult]: For program point L1367(lines 1367 2227) no Hoare annotation was computed. [2020-11-28 07:37:52,829 INFO L274 CegarLoopResult]: For program point L1235(lines 1235 2263) no Hoare annotation was computed. [2020-11-28 07:37:52,829 INFO L274 CegarLoopResult]: For program point L1103(lines 1103 2314) no Hoare annotation was computed. [2020-11-28 07:37:52,829 INFO L274 CegarLoopResult]: For program point L971(lines 971 2360) no Hoare annotation was computed. [2020-11-28 07:37:52,830 INFO L274 CegarLoopResult]: For program point L839(lines 839 2401) no Hoare annotation was computed. [2020-11-28 07:37:52,830 INFO L274 CegarLoopResult]: For program point L707(lines 707 2447) no Hoare annotation was computed. [2020-11-28 07:37:52,830 INFO L274 CegarLoopResult]: For program point L1897(lines 1897 2053) no Hoare annotation was computed. [2020-11-28 07:37:52,830 INFO L274 CegarLoopResult]: For program point L1699(lines 1699 2104) no Hoare annotation was computed. [2020-11-28 07:37:52,830 INFO L270 CegarLoopResult]: At program point L2690(lines 13 2692) the Hoare annotation is: (< 0 (+ ULTIMATE.start_main_~main__i~0 1)) [2020-11-28 07:37:52,830 INFO L274 CegarLoopResult]: For program point L1567(lines 1567 2155) no Hoare annotation was computed. [2020-11-28 07:37:52,830 INFO L274 CegarLoopResult]: For program point L444(lines 444 452) no Hoare annotation was computed. [2020-11-28 07:37:52,830 INFO L274 CegarLoopResult]: For program point L1435(lines 1435 2201) no Hoare annotation was computed. [2020-11-28 07:37:52,831 INFO L274 CegarLoopResult]: For program point L1171(lines 1171 2288) no Hoare annotation was computed. [2020-11-28 07:37:52,831 INFO L270 CegarLoopResult]: At program point L2163(lines 1542 2164) the Hoare annotation is: (let ((.cse0 (+ ULTIMATE.start_main_~main__i~0 1))) (and (< 0 .cse0) (<= .cse0 ULTIMATE.start_main_~main__nlen~0) (= ULTIMATE.start_main_~__VERIFIER_assert__cond~103 1))) [2020-11-28 07:37:52,831 INFO L274 CegarLoopResult]: For program point L1965(lines 1965 2032) no Hoare annotation was computed. [2020-11-28 07:37:52,831 INFO L274 CegarLoopResult]: For program point L1833(lines 1833 2078) no Hoare annotation was computed. [2020-11-28 07:37:52,831 INFO L274 CegarLoopResult]: For program point L1635(lines 1635 2129) no Hoare annotation was computed. [2020-11-28 07:37:52,831 INFO L274 CegarLoopResult]: For program point L182(lines 182 2626) no Hoare annotation was computed. [2020-11-28 07:37:52,831 INFO L274 CegarLoopResult]: For program point L50(lines 50 2677) no Hoare annotation was computed. [2020-11-28 07:37:52,831 INFO L274 CegarLoopResult]: For program point L910(lines 910 2380) no Hoare annotation was computed. [2020-11-28 07:37:52,832 INFO L274 CegarLoopResult]: For program point L646(lines 646 2467) no Hoare annotation was computed. [2020-11-28 07:37:52,832 INFO L274 CegarLoopResult]: For program point L514(lines 514 2518) no Hoare annotation was computed. [2020-11-28 07:37:52,832 INFO L274 CegarLoopResult]: For program point L382(lines 382 2554) no Hoare annotation was computed. [2020-11-28 07:37:52,832 INFO L274 CegarLoopResult]: For program point L250(lines 250 2605) no Hoare annotation was computed. [2020-11-28 07:37:52,832 INFO L274 CegarLoopResult]: For program point L118(lines 118 2651) no Hoare annotation was computed. [2020-11-28 07:37:52,832 INFO L274 CegarLoopResult]: For program point L1374(lines 1374 2221) no Hoare annotation was computed. [2020-11-28 07:37:52,832 INFO L274 CegarLoopResult]: For program point L1110(lines 1110 2308) no Hoare annotation was computed. [2020-11-28 07:37:52,832 INFO L274 CegarLoopResult]: For program point L978(lines 978 2359) no Hoare annotation was computed. [2020-11-28 07:37:52,832 INFO L274 CegarLoopResult]: For program point L846(lines 846 2395) no Hoare annotation was computed. [2020-11-28 07:37:52,833 INFO L274 CegarLoopResult]: For program point L714(lines 714 2446) no Hoare annotation was computed. [2020-11-28 07:37:52,833 INFO L274 CegarLoopResult]: For program point L582(lines 582 2492) no Hoare annotation was computed. [2020-11-28 07:37:52,833 INFO L274 CegarLoopResult]: For program point L318(lines 318 2579) no Hoare annotation was computed. [2020-11-28 07:37:52,833 INFO L274 CegarLoopResult]: For program point L1574(lines 1574 2149) no Hoare annotation was computed. [2020-11-28 07:37:52,833 INFO L270 CegarLoopResult]: At program point L451(lines 423 2543) the Hoare annotation is: (let ((.cse0 (+ ULTIMATE.start_main_~main__i~0 1))) (and (< 0 .cse0) (<= .cse0 ULTIMATE.start_main_~main__nlen~0))) [2020-11-28 07:37:52,833 INFO L274 CegarLoopResult]: For program point L1442(lines 1442 2200) no Hoare annotation was computed. [2020-11-28 07:37:52,833 INFO L274 CegarLoopResult]: For program point L1178(lines 1178 2287) no Hoare annotation was computed. [2020-11-28 07:37:52,833 INFO L274 CegarLoopResult]: For program point L1046(lines 1046 2333) no Hoare annotation was computed. [2020-11-28 07:37:52,836 INFO L274 CegarLoopResult]: For program point L782(lines 782 2420) no Hoare annotation was computed. [2020-11-28 07:37:52,836 INFO L274 CegarLoopResult]: For program point L1311(lines 1311 1332) no Hoare annotation was computed. [2020-11-28 07:37:52,836 INFO L274 CegarLoopResult]: For program point L1972(lines 1972 2026) no Hoare annotation was computed. [2020-11-28 07:37:52,836 INFO L274 CegarLoopResult]: For program point L1840(lines 1840 2077) no Hoare annotation was computed. [2020-11-28 07:37:52,836 INFO L274 CegarLoopResult]: For program point L1642(lines 1642 2128) no Hoare annotation was computed. [2020-11-28 07:37:52,838 INFO L274 CegarLoopResult]: For program point L1510(lines 1510 2174) no Hoare annotation was computed. [2020-11-28 07:37:52,839 INFO L274 CegarLoopResult]: For program point L1246(lines 1246 2261) no Hoare annotation was computed. [2020-11-28 07:37:52,839 INFO L274 CegarLoopResult]: For program point L57(lines 57 2671) no Hoare annotation was computed. [2020-11-28 07:37:52,839 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 07:37:52,839 INFO L274 CegarLoopResult]: For program point L1908(lines 1908 2051) no Hoare annotation was computed. [2020-11-28 07:37:52,839 INFO L274 CegarLoopResult]: For program point L1710(lines 1710 2102) no Hoare annotation was computed. [2020-11-28 07:37:52,839 INFO L274 CegarLoopResult]: For program point L521(lines 521 2512) no Hoare annotation was computed. [2020-11-28 07:37:52,839 INFO L274 CegarLoopResult]: For program point L257(lines 257 2599) no Hoare annotation was computed. [2020-11-28 07:37:52,839 INFO L274 CegarLoopResult]: For program point L125(lines 125 2650) no Hoare annotation was computed. [2020-11-28 07:37:52,839 INFO L274 CegarLoopResult]: For program point L985(lines 985 2353) no Hoare annotation was computed. [2020-11-28 07:37:52,840 INFO L274 CegarLoopResult]: For program point L1778(lines 1778 1786) no Hoare annotation was computed. [2020-11-28 07:37:52,840 INFO L274 CegarLoopResult]: For program point L721(lines 721 2440) no Hoare annotation was computed. [2020-11-28 07:37:52,840 INFO L274 CegarLoopResult]: For program point L589(lines 589 2491) no Hoare annotation was computed. [2020-11-28 07:37:52,840 INFO L274 CegarLoopResult]: For program point L325(lines 325 2578) no Hoare annotation was computed. [2020-11-28 07:37:52,840 INFO L274 CegarLoopResult]: For program point L193(lines 193 2624) no Hoare annotation was computed. [2020-11-28 07:37:52,840 INFO L274 CegarLoopResult]: For program point L1449(lines 1449 2194) no Hoare annotation was computed. [2020-11-28 07:37:52,840 INFO L274 CegarLoopResult]: For program point L1185(lines 1185 2281) no Hoare annotation was computed. [2020-11-28 07:37:52,840 INFO L274 CegarLoopResult]: For program point L1053(lines 1053 2332) no Hoare annotation was computed. [2020-11-28 07:37:52,840 INFO L274 CegarLoopResult]: For program point L921(lines 921 2378) no Hoare annotation was computed. [2020-11-28 07:37:52,841 INFO L274 CegarLoopResult]: For program point L789(lines 789 2419) no Hoare annotation was computed. [2020-11-28 07:37:52,841 INFO L274 CegarLoopResult]: For program point L657(lines 657 2465) no Hoare annotation was computed. [2020-11-28 07:37:52,841 INFO L274 CegarLoopResult]: For program point L393(lines 393 2552) no Hoare annotation was computed. [2020-11-28 07:37:52,841 INFO L274 CegarLoopResult]: For program point L1847(lines 1847 2071) no Hoare annotation was computed. [2020-11-28 07:37:52,841 INFO L274 CegarLoopResult]: For program point L1649(lines 1649 2122) no Hoare annotation was computed. [2020-11-28 07:37:52,841 INFO L274 CegarLoopResult]: For program point L1517(lines 1517 2173) no Hoare annotation was computed. [2020-11-28 07:37:52,841 INFO L274 CegarLoopResult]: For program point L1385(lines 1385 2219) no Hoare annotation was computed. [2020-11-28 07:37:52,841 INFO L274 CegarLoopResult]: For program point L1253(lines 1253 2260) no Hoare annotation was computed. [2020-11-28 07:37:52,841 INFO L274 CegarLoopResult]: For program point L1121(lines 1121 2306) no Hoare annotation was computed. [2020-11-28 07:37:52,842 INFO L274 CegarLoopResult]: For program point L857(lines 857 2393) no Hoare annotation was computed. [2020-11-28 07:37:52,842 INFO L274 CegarLoopResult]: For program point L461(lines 461 2541) no Hoare annotation was computed. [2020-11-28 07:37:52,842 INFO L274 CegarLoopResult]: For program point L1915(lines 1915 2050) no Hoare annotation was computed. [2020-11-28 07:37:52,842 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-11-28 07:37:52,842 INFO L274 CegarLoopResult]: For program point L1717(lines 1717 2101) no Hoare annotation was computed. [2020-11-28 07:37:52,843 INFO L274 CegarLoopResult]: For program point L1585(lines 1585 2147) no Hoare annotation was computed. [2020-11-28 07:37:52,843 INFO L274 CegarLoopResult]: For program point L132(lines 132 2644) no Hoare annotation was computed. [2020-11-28 07:37:52,843 INFO L274 CegarLoopResult]: For program point L1322(lines 1322 1330) no Hoare annotation was computed. [2020-11-28 07:37:52,844 INFO L270 CegarLoopResult]: At program point L2313(lines 1103 2314) the Hoare annotation is: (let ((.cse0 (+ ULTIMATE.start_main_~main__i~0 1))) (and (< 0 .cse0) (<= .cse0 ULTIMATE.start_main_~main__nlen~0))) [2020-11-28 07:37:52,844 INFO L274 CegarLoopResult]: For program point L1983(lines 1983 2024) no Hoare annotation was computed. [2020-11-28 07:37:52,845 INFO L270 CegarLoopResult]: At program point L1785(lines 1754 1805) the Hoare annotation is: (let ((.cse0 (+ ULTIMATE.start_main_~main__i~0 1))) (and (<= .cse0 ULTIMATE.start_main_~main__nlen~0) (< 0 .cse0) (= ULTIMATE.start_main_~__VERIFIER_assert__cond~103 1))) [2020-11-28 07:37:52,845 INFO L274 CegarLoopResult]: For program point L596(lines 596 2485) no Hoare annotation was computed. [2020-11-28 07:37:52,845 INFO L274 CegarLoopResult]: For program point L464(lines 464 2536) no Hoare annotation was computed. [2020-11-28 07:37:52,846 INFO L274 CegarLoopResult]: For program point L332(lines 332 2572) no Hoare annotation was computed. [2020-11-28 07:37:52,846 INFO L274 CegarLoopResult]: For program point L200(lines 200 2623) no Hoare annotation was computed. [2020-11-28 07:37:52,846 INFO L274 CegarLoopResult]: For program point L68(lines 68 2669) no Hoare annotation was computed. [2020-11-28 07:37:52,846 INFO L274 CegarLoopResult]: For program point L1060(lines 1060 2326) no Hoare annotation was computed. [2020-11-28 07:37:52,846 INFO L274 CegarLoopResult]: For program point L928(lines 928 2377) no Hoare annotation was computed. [2020-11-28 07:37:52,846 INFO L274 CegarLoopResult]: For program point L796(lines 796 2413) no Hoare annotation was computed. [2020-11-28 07:37:52,846 INFO L274 CegarLoopResult]: For program point L664(lines 664 2464) no Hoare annotation was computed. [2020-11-28 07:37:52,846 INFO L274 CegarLoopResult]: For program point L532(lines 532 2510) no Hoare annotation was computed. [2020-11-28 07:37:52,847 INFO L274 CegarLoopResult]: For program point L400(lines 400 2551) no Hoare annotation was computed. [2020-11-28 07:37:52,847 INFO L274 CegarLoopResult]: For program point L268(lines 268 2597) no Hoare annotation was computed. [2020-11-28 07:37:52,847 INFO L274 CegarLoopResult]: For program point L4(line 4) no Hoare annotation was computed. [2020-11-28 07:37:52,850 INFO L274 CegarLoopResult]: For program point L4-2(line 4) no Hoare annotation was computed. [2020-11-28 07:37:52,850 INFO L274 CegarLoopResult]: For program point L1524(lines 1524 2167) no Hoare annotation was computed. [2020-11-28 07:37:52,850 INFO L274 CegarLoopResult]: For program point L1392(lines 1392 2218) no Hoare annotation was computed. [2020-11-28 07:37:52,850 INFO L274 CegarLoopResult]: For program point L1260(lines 1260 2254) no Hoare annotation was computed. [2020-11-28 07:37:52,850 INFO L274 CegarLoopResult]: For program point L1128(lines 1128 2305) no Hoare annotation was computed. [2020-11-28 07:37:52,851 INFO L274 CegarLoopResult]: For program point L996(lines 996 2351) no Hoare annotation was computed. [2020-11-28 07:37:52,851 INFO L274 CegarLoopResult]: For program point L732(lines 732 2438) no Hoare annotation was computed. [2020-11-28 07:37:52,851 INFO L274 CegarLoopResult]: For program point L1922(lines 1922 2044) no Hoare annotation was computed. [2020-11-28 07:37:52,851 INFO L274 CegarLoopResult]: For program point L1724(lines 1724 2095) no Hoare annotation was computed. [2020-11-28 07:37:52,852 INFO L274 CegarLoopResult]: For program point L1592(lines 1592 2146) no Hoare annotation was computed. [2020-11-28 07:37:52,852 INFO L274 CegarLoopResult]: For program point L1460(lines 1460 2192) no Hoare annotation was computed. [2020-11-28 07:37:52,852 INFO L274 CegarLoopResult]: For program point L1196(lines 1196 2279) no Hoare annotation was computed. [2020-11-28 07:37:52,859 INFO L270 CegarLoopResult]: At program point L1329(lines 1301 2243) the Hoare annotation is: (let ((.cse0 (+ ULTIMATE.start_main_~main__i~0 1))) (and (< 0 .cse0) (<= .cse0 ULTIMATE.start_main_~main__nlen~0))) [2020-11-28 07:37:52,859 INFO L274 CegarLoopResult]: For program point L1990(lines 1990 2023) no Hoare annotation was computed. [2020-11-28 07:37:52,859 INFO L274 CegarLoopResult]: For program point L1858(lines 1858 2069) no Hoare annotation was computed. [2020-11-28 07:37:52,859 INFO L274 CegarLoopResult]: For program point L1792(lines 1792 1801) no Hoare annotation was computed. [2020-11-28 07:37:52,860 INFO L274 CegarLoopResult]: For program point L1660(lines 1660 2120) no Hoare annotation was computed. [2020-11-28 07:37:52,860 INFO L274 CegarLoopResult]: For program point L471(lines 471 2530) no Hoare annotation was computed. [2020-11-28 07:37:52,860 INFO L274 CegarLoopResult]: For program point L207(lines 207 2617) no Hoare annotation was computed. [2020-11-28 07:37:52,860 INFO L274 CegarLoopResult]: For program point L75(lines 75 2668) no Hoare annotation was computed. [2020-11-28 07:37:52,860 INFO L274 CegarLoopResult]: For program point L935(lines 935 2371) no Hoare annotation was computed. [2020-11-28 07:37:52,860 INFO L274 CegarLoopResult]: For program point L671(lines 671 2458) no Hoare annotation was computed. [2020-11-28 07:37:52,860 INFO L274 CegarLoopResult]: For program point L539(lines 539 2509) no Hoare annotation was computed. [2020-11-28 07:37:52,860 INFO L274 CegarLoopResult]: For program point L407(lines 407 2545) no Hoare annotation was computed. [2020-11-28 07:37:52,860 INFO L274 CegarLoopResult]: For program point L275(lines 275 2596) no Hoare annotation was computed. [2020-11-28 07:37:52,860 INFO L274 CegarLoopResult]: For program point L143(lines 143 2642) no Hoare annotation was computed. [2020-11-28 07:37:52,861 INFO L270 CegarLoopResult]: At program point L1795(lines 1767 1803) the Hoare annotation is: (let ((.cse0 (+ ULTIMATE.start_main_~main__i~0 1))) (and (<= .cse0 ULTIMATE.start_main_~main__nlen~0) (< 0 .cse0) (= ULTIMATE.start_main_~__VERIFIER_assert__cond~103 1))) [2020-11-28 07:37:52,861 INFO L274 CegarLoopResult]: For program point L1399(lines 1399 2212) no Hoare annotation was computed. [2020-11-28 07:37:52,861 INFO L274 CegarLoopResult]: For program point L1135(lines 1135 2299) no Hoare annotation was computed. [2020-11-28 07:37:52,861 INFO L274 CegarLoopResult]: For program point L1003(lines 1003 2350) no Hoare annotation was computed. [2020-11-28 07:37:52,861 INFO L274 CegarLoopResult]: For program point L739(lines 739 2437) no Hoare annotation was computed. [2020-11-28 07:37:52,861 INFO L274 CegarLoopResult]: For program point L607(lines 607 2483) no Hoare annotation was computed. [2020-11-28 07:37:52,861 INFO L274 CegarLoopResult]: For program point L343(lines 343 2570) no Hoare annotation was computed. [2020-11-28 07:37:52,861 INFO L274 CegarLoopResult]: For program point L872(lines 872 893) no Hoare annotation was computed. [2020-11-28 07:37:52,861 INFO L274 CegarLoopResult]: For program point L1599(lines 1599 2140) no Hoare annotation was computed. [2020-11-28 07:37:52,862 INFO L274 CegarLoopResult]: For program point L1467(lines 1467 2191) no Hoare annotation was computed. [2020-11-28 07:37:52,862 INFO L274 CegarLoopResult]: For program point L1203(lines 1203 2278) no Hoare annotation was computed. [2020-11-28 07:37:52,862 INFO L274 CegarLoopResult]: For program point L1071(lines 1071 2324) no Hoare annotation was computed. [2020-11-28 07:37:52,862 INFO L274 CegarLoopResult]: For program point L807(lines 807 2411) no Hoare annotation was computed. [2020-11-28 07:37:52,862 INFO L274 CegarLoopResult]: For program point L1997(lines 1997 2017) no Hoare annotation was computed. [2020-11-28 07:37:52,862 INFO L274 CegarLoopResult]: For program point L1865(lines 1865 2068) no Hoare annotation was computed. [2020-11-28 07:37:52,862 INFO L274 CegarLoopResult]: For program point L1667(lines 1667 2119) no Hoare annotation was computed. [2020-11-28 07:37:52,862 INFO L274 CegarLoopResult]: For program point L1535(lines 1535 2165) no Hoare annotation was computed. [2020-11-28 07:37:52,862 INFO L274 CegarLoopResult]: For program point L1271(lines 1271 2252) no Hoare annotation was computed. [2020-11-28 07:37:52,862 INFO L274 CegarLoopResult]: For program point L82(lines 82 2662) no Hoare annotation was computed. [2020-11-28 07:37:52,863 INFO L274 CegarLoopResult]: For program point L1933(lines 1933 2042) no Hoare annotation was computed. [2020-11-28 07:37:52,863 INFO L274 CegarLoopResult]: For program point L1735(lines 1735 2093) no Hoare annotation was computed. [2020-11-28 07:37:52,863 INFO L274 CegarLoopResult]: For program point L546(lines 546 2503) no Hoare annotation was computed. [2020-11-28 07:37:52,863 INFO L274 CegarLoopResult]: For program point L1339(lines 1339 2241) no Hoare annotation was computed. [2020-11-28 07:37:52,863 INFO L274 CegarLoopResult]: For program point L282(lines 282 2590) no Hoare annotation was computed. [2020-11-28 07:37:52,863 INFO L274 CegarLoopResult]: For program point L150(lines 150 2641) no Hoare annotation was computed. [2020-11-28 07:37:52,863 INFO L270 CegarLoopResult]: At program point L2463(lines 664 2464) the Hoare annotation is: (let ((.cse0 (+ ULTIMATE.start_main_~main__i~0 1))) (and (< 0 .cse0) (<= .cse0 ULTIMATE.start_main_~main__nlen~0))) [2020-11-28 07:37:52,863 INFO L274 CegarLoopResult]: For program point L1010(lines 1010 2344) no Hoare annotation was computed. [2020-11-28 07:37:52,863 INFO L274 CegarLoopResult]: For program point L746(lines 746 2431) no Hoare annotation was computed. [2020-11-28 07:37:52,864 INFO L274 CegarLoopResult]: For program point L614(lines 614 2482) no Hoare annotation was computed. [2020-11-28 07:37:52,864 INFO L274 CegarLoopResult]: For program point L482(lines 482 2528) no Hoare annotation was computed. [2020-11-28 07:37:52,864 INFO L274 CegarLoopResult]: For program point L350(lines 350 2569) no Hoare annotation was computed. [2020-11-28 07:37:52,864 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 07:37:52,864 INFO L274 CegarLoopResult]: For program point L218(lines 218 2615) no Hoare annotation was computed. [2020-11-28 07:37:52,864 INFO L274 CegarLoopResult]: For program point L1474(lines 1474 2185) no Hoare annotation was computed. [2020-11-28 07:37:52,864 INFO L274 CegarLoopResult]: For program point L1342(lines 1342 2236) no Hoare annotation was computed. [2020-11-28 07:37:52,864 INFO L274 CegarLoopResult]: For program point L1210(lines 1210 2272) no Hoare annotation was computed. [2020-11-28 07:37:52,864 INFO L274 CegarLoopResult]: For program point L1078(lines 1078 2323) no Hoare annotation was computed. [2020-11-28 07:37:52,864 INFO L274 CegarLoopResult]: For program point L946(lines 946 2369) no Hoare annotation was computed. [2020-11-28 07:37:52,865 INFO L274 CegarLoopResult]: For program point L814(lines 814 2410) no Hoare annotation was computed. [2020-11-28 07:37:52,865 INFO L274 CegarLoopResult]: For program point L682(lines 682 2456) no Hoare annotation was computed. [2020-11-28 07:37:52,865 INFO L274 CegarLoopResult]: For program point L418(lines 418 2543) no Hoare annotation was computed. [2020-11-28 07:37:52,865 INFO L274 CegarLoopResult]: For program point L22(lines 22 2691) no Hoare annotation was computed. [2020-11-28 07:37:52,865 INFO L274 CegarLoopResult]: For program point L1872(lines 1872 2062) no Hoare annotation was computed. [2020-11-28 07:37:52,866 INFO L274 CegarLoopResult]: For program point L1674(lines 1674 2113) no Hoare annotation was computed. [2020-11-28 07:37:52,866 INFO L274 CegarLoopResult]: For program point L1542(lines 1542 2164) no Hoare annotation was computed. [2020-11-28 07:37:52,866 INFO L274 CegarLoopResult]: For program point L1410(lines 1410 2210) no Hoare annotation was computed. [2020-11-28 07:37:52,866 INFO L274 CegarLoopResult]: For program point L1278(lines 1278 2251) no Hoare annotation was computed. [2020-11-28 07:37:52,866 INFO L274 CegarLoopResult]: For program point L1146(lines 1146 2297) no Hoare annotation was computed. [2020-11-28 07:37:52,866 INFO L274 CegarLoopResult]: For program point L1940(lines 1940 2041) no Hoare annotation was computed. [2020-11-28 07:37:52,866 INFO L274 CegarLoopResult]: For program point L883(lines 883 891) no Hoare annotation was computed. [2020-11-28 07:37:52,867 INFO L274 CegarLoopResult]: For program point L1742(lines 1742 2092) no Hoare annotation was computed. [2020-11-28 07:37:52,867 INFO L274 CegarLoopResult]: For program point L1610(lines 1610 2138) no Hoare annotation was computed. [2020-11-28 07:37:52,867 INFO L274 CegarLoopResult]: For program point L157(lines 157 2635) no Hoare annotation was computed. [2020-11-28 07:37:52,867 INFO L274 CegarLoopResult]: For program point L25(lines 25 2686) no Hoare annotation was computed. [2020-11-28 07:37:52,867 INFO L274 CegarLoopResult]: For program point L2008(lines 2008 2015) no Hoare annotation was computed. [2020-11-28 07:37:52,867 INFO L274 CegarLoopResult]: For program point L621(lines 621 2476) no Hoare annotation was computed. [2020-11-28 07:37:52,867 INFO L274 CegarLoopResult]: For program point L489(lines 489 2527) no Hoare annotation was computed. [2020-11-28 07:37:52,867 INFO L274 CegarLoopResult]: For program point L357(lines 357 2563) no Hoare annotation was computed. [2020-11-28 07:37:52,867 INFO L274 CegarLoopResult]: For program point L225(lines 225 2614) no Hoare annotation was computed. [2020-11-28 07:37:52,867 INFO L274 CegarLoopResult]: For program point L93(lines 93 2660) no Hoare annotation was computed. [2020-11-28 07:37:52,868 INFO L274 CegarLoopResult]: For program point L1349(lines 1349 2230) no Hoare annotation was computed. [2020-11-28 07:37:52,868 INFO L274 CegarLoopResult]: For program point L1085(lines 1085 2317) no Hoare annotation was computed. [2020-11-28 07:37:52,868 INFO L274 CegarLoopResult]: For program point L953(lines 953 2368) no Hoare annotation was computed. [2020-11-28 07:37:52,868 INFO L274 CegarLoopResult]: For program point L821(lines 821 2404) no Hoare annotation was computed. [2020-11-28 07:37:52,868 INFO L274 CegarLoopResult]: For program point L1812(lines 1812 2091) no Hoare annotation was computed. [2020-11-28 07:37:52,868 INFO L274 CegarLoopResult]: For program point L689(lines 689 2455) no Hoare annotation was computed. [2020-11-28 07:37:52,868 INFO L274 CegarLoopResult]: For program point L557(lines 557 2501) no Hoare annotation was computed. [2020-11-28 07:37:52,868 INFO L274 CegarLoopResult]: For program point L293(lines 293 2588) no Hoare annotation was computed. [2020-11-28 07:37:52,868 INFO L274 CegarLoopResult]: For program point L1549(lines 1549 2158) no Hoare annotation was computed. [2020-11-28 07:37:52,869 INFO L274 CegarLoopResult]: For program point L1417(lines 1417 2209) no Hoare annotation was computed. [2020-11-28 07:37:52,869 INFO L274 CegarLoopResult]: For program point L1285(lines 1285 2245) no Hoare annotation was computed. [2020-11-28 07:37:52,869 INFO L274 CegarLoopResult]: For program point L1153(lines 1153 2296) no Hoare annotation was computed. [2020-11-28 07:37:52,869 INFO L274 CegarLoopResult]: For program point L1021(lines 1021 2342) no Hoare annotation was computed. [2020-11-28 07:37:52,869 INFO L274 CegarLoopResult]: For program point L757(lines 757 2429) no Hoare annotation was computed. [2020-11-28 07:37:52,869 INFO L274 CegarLoopResult]: For program point L1947(lines 1947 2035) no Hoare annotation was computed. [2020-11-28 07:37:52,870 INFO L270 CegarLoopResult]: At program point L890(lines 862 2393) the Hoare annotation is: (let ((.cse0 (+ ULTIMATE.start_main_~main__i~0 1))) (and (< 0 .cse0) (<= .cse0 ULTIMATE.start_main_~main__nlen~0))) [2020-11-28 07:37:52,870 INFO L274 CegarLoopResult]: For program point L1815(lines 1815 2086) no Hoare annotation was computed. [2020-11-28 07:37:52,870 INFO L274 CegarLoopResult]: For program point L1749(lines 1749 1805) no Hoare annotation was computed. [2020-11-28 07:37:52,870 INFO L274 CegarLoopResult]: For program point L1617(lines 1617 2137) no Hoare annotation was computed. [2020-11-28 07:37:52,870 INFO L274 CegarLoopResult]: For program point L1485(lines 1485 2183) no Hoare annotation was computed. [2020-11-28 07:37:52,870 INFO L274 CegarLoopResult]: For program point L1221(lines 1221 2270) no Hoare annotation was computed. [2020-11-28 07:37:52,870 INFO L274 CegarLoopResult]: For program point L32(lines 32 2680) no Hoare annotation was computed. [2020-11-28 07:37:52,870 INFO L270 CegarLoopResult]: At program point L2014(lines 1742 2092) the Hoare annotation is: (let ((.cse0 (+ ULTIMATE.start_main_~main__i~0 1))) (and (<= .cse0 ULTIMATE.start_main_~main__nlen~0) (< 0 .cse0) (= ULTIMATE.start_main_~__VERIFIER_assert__cond~103 1))) [2020-11-28 07:37:52,871 INFO L274 CegarLoopResult]: For program point L1883(lines 1883 2060) no Hoare annotation was computed. [2020-11-28 07:37:52,871 INFO L274 CegarLoopResult]: For program point L1685(lines 1685 2111) no Hoare annotation was computed. [2020-11-28 07:37:52,871 INFO L274 CegarLoopResult]: For program point L496(lines 496 2521) no Hoare annotation was computed. [2020-11-28 07:37:52,871 INFO L274 CegarLoopResult]: For program point L232(lines 232 2608) no Hoare annotation was computed. [2020-11-28 07:37:52,872 INFO L274 CegarLoopResult]: For program point L100(lines 100 2659) no Hoare annotation was computed. [2020-11-28 07:37:52,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 07:37:52 BoogieIcfgContainer [2020-11-28 07:37:52,902 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 07:37:52,902 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 07:37:52,902 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 07:37:52,902 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 07:37:52,903 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 07:37:50" (3/4) ... [2020-11-28 07:37:52,905 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 07:37:52,947 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-11-28 07:37:52,949 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-28 07:37:52,952 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 07:37:52,955 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 07:37:53,201 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_e7d88529-f57f-4f22-be58-b6010fdae360/bin/utaipan/witness.graphml [2020-11-28 07:37:53,202 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 07:37:53,208 INFO L168 Benchmark]: Toolchain (without parser) took 6312.99 ms. Allocated memory was 127.9 MB in the beginning and 165.7 MB in the end (delta: 37.7 MB). Free memory was 99.4 MB in the beginning and 52.0 MB in the end (delta: 47.3 MB). Peak memory consumption was 85.8 MB. Max. memory is 16.1 GB. [2020-11-28 07:37:53,209 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 88.1 MB. Free memory is still 46.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:37:53,209 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1122.52 ms. Allocated memory is still 127.9 MB. Free memory was 99.0 MB in the beginning and 85.8 MB in the end (delta: 13.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-28 07:37:53,210 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.42 ms. Allocated memory is still 127.9 MB. Free memory was 85.8 MB in the beginning and 79.6 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 07:37:53,210 INFO L168 Benchmark]: Boogie Preprocessor took 112.09 ms. Allocated memory is still 127.9 MB. Free memory was 79.6 MB in the beginning and 75.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 07:37:53,211 INFO L168 Benchmark]: RCFGBuilder took 1793.91 ms. Allocated memory was 127.9 MB in the beginning and 165.7 MB in the end (delta: 37.7 MB). Free memory was 75.4 MB in the beginning and 106.4 MB in the end (delta: -31.0 MB). Peak memory consumption was 45.8 MB. Max. memory is 16.1 GB. [2020-11-28 07:37:53,211 INFO L168 Benchmark]: TraceAbstraction took 2844.50 ms. Allocated memory is still 165.7 MB. Free memory was 105.4 MB in the beginning and 77.2 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.1 GB. [2020-11-28 07:37:53,211 INFO L168 Benchmark]: Witness Printer took 303.67 ms. Allocated memory is still 165.7 MB. Free memory was 77.2 MB in the beginning and 52.0 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-11-28 07:37:53,213 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 88.1 MB. Free memory is still 46.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1122.52 ms. Allocated memory is still 127.9 MB. Free memory was 99.0 MB in the beginning and 85.8 MB in the end (delta: 13.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 129.42 ms. Allocated memory is still 127.9 MB. Free memory was 85.8 MB in the beginning and 79.6 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 112.09 ms. Allocated memory is still 127.9 MB. Free memory was 79.6 MB in the beginning and 75.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1793.91 ms. Allocated memory was 127.9 MB in the beginning and 165.7 MB in the end (delta: 37.7 MB). Free memory was 75.4 MB in the beginning and 106.4 MB in the end (delta: -31.0 MB). Peak memory consumption was 45.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2844.50 ms. Allocated memory is still 165.7 MB. Free memory was 105.4 MB in the beginning and 77.2 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.1 GB. * Witness Printer took 303.67 ms. Allocated memory is still 165.7 MB. Free memory was 77.2 MB in the beginning and 52.0 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 1742]: Loop Invariant Derived loop invariant: (main__i + 1 <= main__nlen && 0 < main__i + 1) && __VERIFIER_assert__cond == 1 - InvariantResult [Line: 1542]: Loop Invariant Derived loop invariant: (0 < main__i + 1 && main__i + 1 <= main__nlen) && __VERIFIER_assert__cond == 1 - InvariantResult [Line: 1767]: Loop Invariant Derived loop invariant: (main__i + 1 <= main__nlen && 0 < main__i + 1) && __VERIFIER_assert__cond == 1 - InvariantResult [Line: 423]: Loop Invariant Derived loop invariant: 0 < main__i + 1 && main__i + 1 <= main__nlen - InvariantResult [Line: 1103]: Loop Invariant Derived loop invariant: 0 < main__i + 1 && main__i + 1 <= main__nlen - InvariantResult [Line: 1754]: Loop Invariant Derived loop invariant: (main__i + 1 <= main__nlen && 0 < main__i + 1) && __VERIFIER_assert__cond == 1 - InvariantResult [Line: 13]: Loop Invariant Derived loop invariant: 0 < main__i + 1 - InvariantResult [Line: 1301]: Loop Invariant Derived loop invariant: 0 < main__i + 1 && main__i + 1 <= main__nlen - InvariantResult [Line: 664]: Loop Invariant Derived loop invariant: 0 < main__i + 1 && main__i + 1 <= main__nlen - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 < main__i + 1 && main__i + 1 <= main__nlen - InvariantResult [Line: 862]: Loop Invariant Derived loop invariant: 0 < main__i + 1 && main__i + 1 <= main__nlen - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 249 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.4s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 437 SDtfs, 872 SDslu, 742 SDs, 0 SdLazy, 944 SolverSat, 18 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=249occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 7 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 11 LocationsWithAnnotation, 11 PreInvPairs, 22 NumberOfFragments, 127 HoareAnnotationTreeSize, 11 FomulaSimplifications, 188 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 11 FomulaSimplificationsInter, 154 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 274 NumberOfCodeBlocks, 274 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 272 ConstructedInterpolants, 0 QuantifiedInterpolants, 81778 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...