./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+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_60759fbc-8a37-414b-a1d1-370a7cec13d5/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_60759fbc-8a37-414b-a1d1-370a7cec13d5/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_60759fbc-8a37-414b-a1d1-370a7cec13d5/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_60759fbc-8a37-414b-a1d1-370a7cec13d5/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c -s /tmp/vcloud-vcloud-master/worker/run_dir_60759fbc-8a37-414b-a1d1-370a7cec13d5/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_60759fbc-8a37-414b-a1d1-370a7cec13d5/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ef15c4790969d8e640b2241771e44174daa41407 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 23:57:11,211 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:57:11,214 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:57:11,279 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:57:11,280 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:57:11,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:57:11,287 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:57:11,291 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:57:11,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:57:11,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:57:11,308 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:57:11,311 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:57:11,311 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:57:11,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:57:11,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:57:11,319 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:57:11,323 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:57:11,327 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:57:11,331 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:57:11,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:57:11,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:57:11,343 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:57:11,346 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:57:11,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:57:11,356 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:57:11,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:57:11,357 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:57:11,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:57:11,360 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:57:11,362 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:57:11,362 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:57:11,363 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:57:11,366 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:57:11,367 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:57:11,368 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:57:11,369 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:57:11,370 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:57:11,370 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:57:11,370 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:57:11,371 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:57:11,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:57:11,376 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_60759fbc-8a37-414b-a1d1-370a7cec13d5/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 23:57:11,416 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:57:11,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:57:11,418 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 23:57:11,419 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 23:57:11,419 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:57:11,420 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:57:11,420 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:57:11,420 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 23:57:11,420 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 23:57:11,421 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 23:57:11,422 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:57:11,422 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 23:57:11,422 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 23:57:11,423 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 23:57:11,423 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 23:57:11,423 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:57:11,423 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:57:11,424 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 23:57:11,424 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 23:57:11,424 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 23:57:11,424 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:57:11,425 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 23:57:11,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 23:57:11,425 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:57:11,425 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 23:57:11,425 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 23:57:11,426 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 23:57:11,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 23:57:11,426 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 23:57:11,426 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_60759fbc-8a37-414b-a1d1-370a7cec13d5/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_60759fbc-8a37-414b-a1d1-370a7cec13d5/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef15c4790969d8e640b2241771e44174daa41407 [2020-11-29 23:57:11,676 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:57:11,699 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:57:11,702 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:57:11,703 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:57:11,704 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:57:11,706 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_60759fbc-8a37-414b-a1d1-370a7cec13d5/bin/ukojak/../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c [2020-11-29 23:57:11,808 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_60759fbc-8a37-414b-a1d1-370a7cec13d5/bin/ukojak/data/7cf6b0870/503deb129c4e4138aa4f43b40b40c997/FLAGf2e1e18df [2020-11-29 23:57:12,447 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:57:12,448 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_60759fbc-8a37-414b-a1d1-370a7cec13d5/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+nlh-reducer.c [2020-11-29 23:57:12,462 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_60759fbc-8a37-414b-a1d1-370a7cec13d5/bin/ukojak/data/7cf6b0870/503deb129c4e4138aa4f43b40b40c997/FLAGf2e1e18df [2020-11-29 23:57:12,790 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_60759fbc-8a37-414b-a1d1-370a7cec13d5/bin/ukojak/data/7cf6b0870/503deb129c4e4138aa4f43b40b40c997 [2020-11-29 23:57:12,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:57:12,800 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:57:12,802 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:57:12,802 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:57:12,817 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:57:12,818 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:57:12" (1/1) ... [2020-11-29 23:57:12,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13e34b0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:12, skipping insertion in model container [2020-11-29 23:57:12,822 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:57:12" (1/1) ... [2020-11-29 23:57:12,830 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:57:12,884 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:57:13,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:57:13,163 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 23:57:13,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:57:13,256 INFO L208 MainTranslator]: Completed translation [2020-11-29 23:57:13,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:13 WrapperNode [2020-11-29 23:57:13,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:57:13,260 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 23:57:13,260 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 23:57:13,260 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 23:57:13,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:13" (1/1) ... [2020-11-29 23:57:13,290 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:13" (1/1) ... [2020-11-29 23:57:13,328 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 23:57:13,330 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 23:57:13,331 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 23:57:13,331 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 23:57:13,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:13" (1/1) ... [2020-11-29 23:57:13,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:13" (1/1) ... [2020-11-29 23:57:13,352 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:13" (1/1) ... [2020-11-29 23:57:13,352 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:13" (1/1) ... [2020-11-29 23:57:13,363 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:13" (1/1) ... [2020-11-29 23:57:13,380 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:13" (1/1) ... [2020-11-29 23:57:13,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:13" (1/1) ... [2020-11-29 23:57:13,384 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 23:57:13,385 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 23:57:13,385 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 23:57:13,385 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 23:57:13,386 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:57:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_60759fbc-8a37-414b-a1d1-370a7cec13d5/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2020-11-29 23:57:13,476 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-29 23:57:13,477 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-29 23:57:13,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 23:57:13,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 23:57:13,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 23:57:13,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 23:57:14,094 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 23:57:14,094 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-11-29 23:57:14,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:57:14 BoogieIcfgContainer [2020-11-29 23:57:14,098 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 23:57:14,099 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 23:57:14,099 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 23:57:14,109 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 23:57:14,110 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:57:14" (1/1) ... [2020-11-29 23:57:14,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:57:14,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:14,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 72 states and 115 transitions. [2020-11-29 23:57:14,158 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 115 transitions. [2020-11-29 23:57:14,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-29 23:57:14,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:14,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:14,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:14,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:14,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 56 states and 82 transitions. [2020-11-29 23:57:14,460 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 82 transitions. [2020-11-29 23:57:14,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-29 23:57:14,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:14,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:14,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:14,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:14,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 55 states and 80 transitions. [2020-11-29 23:57:14,706 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 80 transitions. [2020-11-29 23:57:14,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-29 23:57:14,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:14,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:14,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:14,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:14,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 58 states and 84 transitions. [2020-11-29 23:57:14,987 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 84 transitions. [2020-11-29 23:57:14,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-29 23:57:14,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:15,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:15,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:15,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:15,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 61 states and 90 transitions. [2020-11-29 23:57:15,412 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 90 transitions. [2020-11-29 23:57:15,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-29 23:57:15,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:15,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:15,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:15,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:15,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 64 states and 96 transitions. [2020-11-29 23:57:15,739 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 96 transitions. [2020-11-29 23:57:15,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-29 23:57:15,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:15,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:15,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:16,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:16,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 63 states and 94 transitions. [2020-11-29 23:57:16,134 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 94 transitions. [2020-11-29 23:57:16,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-29 23:57:16,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:16,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:16,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:16,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:16,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 65 states and 97 transitions. [2020-11-29 23:57:16,325 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 97 transitions. [2020-11-29 23:57:16,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-29 23:57:16,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:16,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:16,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:16,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:16,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 64 states and 95 transitions. [2020-11-29 23:57:16,699 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 95 transitions. [2020-11-29 23:57:16,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 23:57:16,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:16,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:16,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:17,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:17,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 67 states and 100 transitions. [2020-11-29 23:57:17,005 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 100 transitions. [2020-11-29 23:57:17,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 23:57:17,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:17,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:17,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:17,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 69 states and 103 transitions. [2020-11-29 23:57:17,190 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 103 transitions. [2020-11-29 23:57:17,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-29 23:57:17,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:17,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:17,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:18,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:18,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 74 states and 112 transitions. [2020-11-29 23:57:18,552 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2020-11-29 23:57:18,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 23:57:18,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:18,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:18,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:18,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:18,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 76 states and 115 transitions. [2020-11-29 23:57:18,718 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 115 transitions. [2020-11-29 23:57:18,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 23:57:18,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:18,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:18,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:19,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:19,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 84 states and 129 transitions. [2020-11-29 23:57:19,617 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 129 transitions. [2020-11-29 23:57:19,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 23:57:19,619 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:19,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:19,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:20,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:20,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 87 states and 134 transitions. [2020-11-29 23:57:20,128 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 134 transitions. [2020-11-29 23:57:20,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 23:57:20,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:20,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:20,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:20,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:20,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 89 states and 136 transitions. [2020-11-29 23:57:20,647 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 136 transitions. [2020-11-29 23:57:20,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 23:57:20,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:20,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:20,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:21,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:21,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 92 states and 141 transitions. [2020-11-29 23:57:21,124 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 141 transitions. [2020-11-29 23:57:21,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 23:57:21,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:21,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:21,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:21,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:21,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 95 states and 146 transitions. [2020-11-29 23:57:21,941 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 146 transitions. [2020-11-29 23:57:21,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 23:57:21,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:21,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:21,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:22,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:22,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 97 states and 151 transitions. [2020-11-29 23:57:22,654 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 151 transitions. [2020-11-29 23:57:22,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 23:57:22,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:22,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:22,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 23:57:23,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:23,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 100 states and 157 transitions. [2020-11-29 23:57:23,406 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 157 transitions. [2020-11-29 23:57:23,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 23:57:23,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:23,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:23,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 23:57:23,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:23,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 101 states and 159 transitions. [2020-11-29 23:57:23,873 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 159 transitions. [2020-11-29 23:57:23,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 23:57:23,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:23,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:24,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:25,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:25,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 104 states and 164 transitions. [2020-11-29 23:57:25,042 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 164 transitions. [2020-11-29 23:57:25,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 23:57:25,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:25,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:25,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:25,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:25,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 103 states and 162 transitions. [2020-11-29 23:57:25,571 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 162 transitions. [2020-11-29 23:57:25,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 23:57:25,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:25,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:25,589 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:26,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:26,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 106 states and 165 transitions. [2020-11-29 23:57:26,601 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 165 transitions. [2020-11-29 23:57:26,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 23:57:26,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:26,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:26,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:29,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:29,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 110 states and 172 transitions. [2020-11-29 23:57:29,038 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 172 transitions. [2020-11-29 23:57:29,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 23:57:29,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:29,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:29,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:29,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:29,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 111 states and 173 transitions. [2020-11-29 23:57:29,778 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 173 transitions. [2020-11-29 23:57:29,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 23:57:29,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:29,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:30,070 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:32,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:32,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 116 states and 180 transitions. [2020-11-29 23:57:32,097 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 180 transitions. [2020-11-29 23:57:32,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-29 23:57:32,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:32,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:32,118 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:32,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:32,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 118 states and 183 transitions. [2020-11-29 23:57:32,898 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 183 transitions. [2020-11-29 23:57:32,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-29 23:57:32,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:32,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:33,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:34,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:34,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 123 states and 191 transitions. [2020-11-29 23:57:34,820 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 191 transitions. [2020-11-29 23:57:34,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-29 23:57:34,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:34,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:34,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:35,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:35,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 125 states and 193 transitions. [2020-11-29 23:57:35,484 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 193 transitions. [2020-11-29 23:57:35,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-29 23:57:35,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:35,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:35,888 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:36,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:36,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 127 states and 194 transitions. [2020-11-29 23:57:36,693 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 194 transitions. [2020-11-29 23:57:36,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 23:57:36,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:36,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:36,981 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:38,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:38,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 128 states and 195 transitions. [2020-11-29 23:57:38,126 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 195 transitions. [2020-11-29 23:57:38,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 23:57:38,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:38,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:38,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 23:57:38,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:38,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 127 states and 192 transitions. [2020-11-29 23:57:38,696 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 192 transitions. [2020-11-29 23:57:38,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-29 23:57:38,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:38,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:38,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:39,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:39,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 123 states and 185 transitions. [2020-11-29 23:57:39,322 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 185 transitions. [2020-11-29 23:57:39,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-29 23:57:39,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:39,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:39,359 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 23:57:39,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:39,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 119 states and 178 transitions. [2020-11-29 23:57:39,903 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 178 transitions. [2020-11-29 23:57:39,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-29 23:57:39,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:39,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:39,923 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-29 23:57:40,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:40,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 114 states and 169 transitions. [2020-11-29 23:57:40,441 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 169 transitions. [2020-11-29 23:57:40,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 23:57:40,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:40,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:40,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:41,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:41,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 115 states and 169 transitions. [2020-11-29 23:57:41,246 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 169 transitions. [2020-11-29 23:57:41,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 23:57:41,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:41,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:41,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:41,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:41,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 116 states and 169 transitions. [2020-11-29 23:57:41,785 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 169 transitions. [2020-11-29 23:57:41,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 23:57:41,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:41,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:41,820 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:42,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:42,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 102 states and 144 transitions. [2020-11-29 23:57:42,340 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 144 transitions. [2020-11-29 23:57:42,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 23:57:42,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:42,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:42,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:43,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:43,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 104 states and 147 transitions. [2020-11-29 23:57:43,592 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 147 transitions. [2020-11-29 23:57:43,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 23:57:43,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:43,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:43,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:44,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:44,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 102 states and 143 transitions. [2020-11-29 23:57:44,935 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 143 transitions. [2020-11-29 23:57:44,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 23:57:44,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:44,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:44,958 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:45,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:45,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 83 states and 105 transitions. [2020-11-29 23:57:45,492 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 105 transitions. [2020-11-29 23:57:45,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 23:57:45,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:45,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:45,734 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 23:57:46,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:46,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 72 states and 92 transitions. [2020-11-29 23:57:46,278 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 92 transitions. [2020-11-29 23:57:46,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 23:57:46,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:46,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:46,572 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:47,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:47,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 71 states and 90 transitions. [2020-11-29 23:57:47,159 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 90 transitions. [2020-11-29 23:57:47,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 23:57:47,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 23:57:47,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:57:47,507 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:57:47,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 23:57:47,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 52 states and 68 transitions. [2020-11-29 23:57:47,705 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2020-11-29 23:57:47,706 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 23:57:47,706 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 45 iterations. [2020-11-29 23:57:47,714 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-11-29 23:57:48,057 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2020-11-29 23:57:48,069 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 23:57:48,069 INFO L569 CodeCheckObserver]: Invariant with dag size 17 [2020-11-29 23:57:48,070 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 23:57:48,070 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2020-11-29 23:57:48,071 INFO L569 CodeCheckObserver]: Invariant with dag size 13 [2020-11-29 23:57:48,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 11:57:48 ImpRootNode [2020-11-29 23:57:48,072 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 23:57:48,073 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 23:57:48,073 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 23:57:48,073 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 23:57:48,074 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:57:14" (3/4) ... [2020-11-29 23:57:48,077 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 23:57:48,083 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure reach_error [2020-11-29 23:57:48,092 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-29 23:57:48,092 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-29 23:57:48,093 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 23:57:48,093 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 23:57:48,179 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_60759fbc-8a37-414b-a1d1-370a7cec13d5/bin/ukojak/witness.graphml [2020-11-29 23:57:48,180 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 23:57:48,181 INFO L168 Benchmark]: Toolchain (without parser) took 35380.80 ms. Allocated memory was 102.8 MB in the beginning and 413.1 MB in the end (delta: 310.4 MB). Free memory was 70.4 MB in the beginning and 276.7 MB in the end (delta: -206.3 MB). Peak memory consumption was 104.3 MB. Max. memory is 16.1 GB. [2020-11-29 23:57:48,182 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 69.2 MB. Free memory was 31.8 MB in the beginning and 31.8 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:57:48,182 INFO L168 Benchmark]: CACSL2BoogieTranslator took 456.86 ms. Allocated memory is still 102.8 MB. Free memory was 70.2 MB in the beginning and 77.6 MB in the end (delta: -7.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 23:57:48,183 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.80 ms. Allocated memory is still 102.8 MB. Free memory was 77.6 MB in the beginning and 76.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 23:57:48,183 INFO L168 Benchmark]: Boogie Preprocessor took 53.91 ms. Allocated memory is still 102.8 MB. Free memory was 76.0 MB in the beginning and 74.5 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:57:48,184 INFO L168 Benchmark]: RCFGBuilder took 713.01 ms. Allocated memory is still 102.8 MB. Free memory was 74.5 MB in the beginning and 47.2 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2020-11-29 23:57:48,184 INFO L168 Benchmark]: CodeCheck took 33973.67 ms. Allocated memory was 102.8 MB in the beginning and 413.1 MB in the end (delta: 310.4 MB). Free memory was 46.7 MB in the beginning and 281.9 MB in the end (delta: -235.2 MB). Peak memory consumption was 75.7 MB. Max. memory is 16.1 GB. [2020-11-29 23:57:48,185 INFO L168 Benchmark]: Witness Printer took 106.85 ms. Allocated memory is still 413.1 MB. Free memory was 281.9 MB in the beginning and 276.7 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-29 23:57:48,187 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 72 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 33.5s, OverallIterations: 45, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: -1333788672 SDtfs, 1786200064 SDslu, -1044348376 SDs, 0 SdLazy, -2136034124 SolverSat, -692358040 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 24.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7383 GetRequests, 6788 SyntacticMatches, 277 SemanticMatches, 318 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44361 ImplicationChecksByTransitivity, 30.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 5.5s InterpolantComputationTime, 749 NumberOfCodeBlocks, 749 NumberOfCodeBlocksAsserted, 44 NumberOfCheckSat, 705 ConstructedInterpolants, 0 QuantifiedInterpolants, 34969 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 44 InterpolantComputations, 35 PerfectInterpolantSequences, 53/75 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - 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 1 specifications checked. All of them hold - InvariantResult [Line: 102]: Loop Invariant Derived loop invariant: (((!(main__t == main__tagbuf_len) && 0 < main__tagbuf_len) && 1 <= main__t) && main__t <= 1) || (main__t < main__tagbuf_len && 2 <= main__t) - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: ((((!(main__t == main__tagbuf_len) && 0 < main__tagbuf_len) && 1 <= main__t) && main__t <= 1) || (0 < main__tagbuf_len && main__t == 0)) || (main__t < main__tagbuf_len && 2 <= main__t) - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: (main__t < main__tagbuf_len && 1 <= main__t) || (0 < main__tagbuf_len && main__t == 0) - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: ((0 < main__tagbuf_len && 1 <= main__t) && main__t <= 1) || (2 <= main__t && main__t <= main__tagbuf_len) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 69.2 MB. Free memory was 31.8 MB in the beginning and 31.8 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 456.86 ms. Allocated memory is still 102.8 MB. Free memory was 70.2 MB in the beginning and 77.6 MB in the end (delta: -7.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 68.80 ms. Allocated memory is still 102.8 MB. Free memory was 77.6 MB in the beginning and 76.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 53.91 ms. Allocated memory is still 102.8 MB. Free memory was 76.0 MB in the beginning and 74.5 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 713.01 ms. Allocated memory is still 102.8 MB. Free memory was 74.5 MB in the beginning and 47.2 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * CodeCheck took 33973.67 ms. Allocated memory was 102.8 MB in the beginning and 413.1 MB in the end (delta: 310.4 MB). Free memory was 46.7 MB in the beginning and 281.9 MB in the end (delta: -235.2 MB). Peak memory consumption was 75.7 MB. Max. memory is 16.1 GB. * Witness Printer took 106.85 ms. Allocated memory is still 413.1 MB. Free memory was 281.9 MB in the beginning and 276.7 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...