./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-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_109fa07b-54cc-4642-88ae-e686fb6c6b7c/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_109fa07b-54cc-4642-88ae-e686fb6c6b7c/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_109fa07b-54cc-4642-88ae-e686fb6c6b7c/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_109fa07b-54cc-4642-88ae-e686fb6c6b7c/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c -s /tmp/vcloud-vcloud-master/worker/run_dir_109fa07b-54cc-4642-88ae-e686fb6c6b7c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_109fa07b-54cc-4642-88ae-e686fb6c6b7c/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 5b57e964dbb610d8a39ef60225ec1dbb75ce4568 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 04:42:32,272 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:42:32,274 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:42:32,320 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:42:32,321 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:42:32,322 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:42:32,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:42:32,327 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:42:32,329 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:42:32,331 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:42:32,332 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:42:32,342 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:42:32,343 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:42:32,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:42:32,360 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:42:32,366 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:42:32,367 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:42:32,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:42:32,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:42:32,380 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:42:32,386 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:42:32,391 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:42:32,394 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:42:32,396 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:42:32,404 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:42:32,409 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:42:32,410 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:42:32,411 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:42:32,413 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:42:32,414 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:42:32,415 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:42:32,416 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:42:32,419 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:42:32,420 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:42:32,422 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:42:32,422 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:42:32,423 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:42:32,423 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:42:32,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:42:32,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:42:32,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:42:32,427 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_109fa07b-54cc-4642-88ae-e686fb6c6b7c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:42:32,478 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:42:32,479 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:42:32,480 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:42:32,481 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:42:32,482 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:42:32,483 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:42:32,483 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:42:32,483 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:42:32,484 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:42:32,484 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:42:32,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:42:32,486 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:42:32,486 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:42:32,486 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:42:32,486 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:42:32,487 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:42:32,487 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:42:32,487 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:42:32,487 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:42:32,488 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:42:32,488 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:42:32,488 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:42:32,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:42:32,489 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:42:32,489 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:42:32,489 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:42:32,490 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:42:32,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:42:32,490 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:42:32,492 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_109fa07b-54cc-4642-88ae-e686fb6c6b7c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_109fa07b-54cc-4642-88ae-e686fb6c6b7c/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b57e964dbb610d8a39ef60225ec1dbb75ce4568 [2020-11-28 04:42:32,787 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:42:32,820 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:42:32,823 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:42:32,824 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:42:32,825 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:42:32,826 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_109fa07b-54cc-4642-88ae-e686fb6c6b7c/bin/ukojak/../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c [2020-11-28 04:42:32,937 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_109fa07b-54cc-4642-88ae-e686fb6c6b7c/bin/ukojak/data/fd0a1b4c5/9d18f0a67f5446ddb5dfd5768ddddd4e/FLAGb370a4c6d [2020-11-28 04:42:33,467 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:42:33,469 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_109fa07b-54cc-4642-88ae-e686fb6c6b7c/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c [2020-11-28 04:42:33,482 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_109fa07b-54cc-4642-88ae-e686fb6c6b7c/bin/ukojak/data/fd0a1b4c5/9d18f0a67f5446ddb5dfd5768ddddd4e/FLAGb370a4c6d [2020-11-28 04:42:33,817 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_109fa07b-54cc-4642-88ae-e686fb6c6b7c/bin/ukojak/data/fd0a1b4c5/9d18f0a67f5446ddb5dfd5768ddddd4e [2020-11-28 04:42:33,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:42:33,821 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:42:33,833 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:33,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:42:33,837 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:42:33,838 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:33" (1/1) ... [2020-11-28 04:42:33,840 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7821f43b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:33, skipping insertion in model container [2020-11-28 04:42:33,840 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:33" (1/1) ... [2020-11-28 04:42:33,848 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:42:33,876 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:42:34,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:34,163 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:42:34,242 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:34,264 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:42:34,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:34 WrapperNode [2020-11-28 04:42:34,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:34,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:34,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:42:34,267 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:42:34,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:34" (1/1) ... [2020-11-28 04:42:34,281 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:34" (1/1) ... [2020-11-28 04:42:34,310 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:34,311 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:42:34,311 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:42:34,311 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:42:34,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:34" (1/1) ... [2020-11-28 04:42:34,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:34" (1/1) ... [2020-11-28 04:42:34,324 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:34" (1/1) ... [2020-11-28 04:42:34,325 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:34" (1/1) ... [2020-11-28 04:42:34,334 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:34" (1/1) ... [2020-11-28 04:42:34,344 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:34" (1/1) ... [2020-11-28 04:42:34,346 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:34" (1/1) ... [2020-11-28 04:42:34,350 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:42:34,360 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:42:34,360 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:42:34,360 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:42:34,365 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_109fa07b-54cc-4642-88ae-e686fb6c6b7c/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 [2020-11-28 04:42:34,429 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-28 04:42:34,429 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-28 04:42:34,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:42:34,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:42:34,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:42:34,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:42:34,993 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:42:34,994 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-11-28 04:42:34,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:34 BoogieIcfgContainer [2020-11-28 04:42:34,996 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:42:34,997 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:42:34,997 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:42:35,007 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:42:35,014 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:34" (1/1) ... [2020-11-28 04:42:35,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:42:35,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:35,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 76 states and 122 transitions. [2020-11-28 04:42:35,087 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 122 transitions. [2020-11-28 04:42:35,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-28 04:42:35,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:35,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:35,400 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 04:42:35,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:35,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 56 states and 83 transitions. [2020-11-28 04:42:35,506 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 83 transitions. [2020-11-28 04:42:35,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-28 04:42:35,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:35,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:35,616 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 04:42:35,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:35,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 55 states and 81 transitions. [2020-11-28 04:42:35,670 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 81 transitions. [2020-11-28 04:42:35,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-28 04:42:35,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:35,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:35,779 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 04:42:35,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:35,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 58 states and 88 transitions. [2020-11-28 04:42:35,967 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 88 transitions. [2020-11-28 04:42:35,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-28 04:42:35,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:35,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:36,043 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 04:42:36,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:36,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 61 states and 94 transitions. [2020-11-28 04:42:36,198 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 94 transitions. [2020-11-28 04:42:36,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-28 04:42:36,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:36,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:36,296 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 04:42:36,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:36,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 60 states and 92 transitions. [2020-11-28 04:42:36,486 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 92 transitions. [2020-11-28 04:42:36,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-28 04:42:36,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:36,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:36,563 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 04:42:36,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:36,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 62 states and 95 transitions. [2020-11-28 04:42:36,624 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 95 transitions. [2020-11-28 04:42:36,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-28 04:42:36,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:36,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:36,736 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 04:42:36,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:36,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 61 states and 93 transitions. [2020-11-28 04:42:36,922 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 93 transitions. [2020-11-28 04:42:36,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-28 04:42:36,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:36,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:37,000 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 04:42:37,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:37,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 62 states and 94 transitions. [2020-11-28 04:42:37,063 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 94 transitions. [2020-11-28 04:42:37,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-28 04:42:37,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:37,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:37,150 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 04:42:37,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:37,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 65 states and 99 transitions. [2020-11-28 04:42:37,219 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 99 transitions. [2020-11-28 04:42:37,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-28 04:42:37,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:37,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:37,298 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 04:42:37,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:37,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 67 states and 102 transitions. [2020-11-28 04:42:37,370 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 102 transitions. [2020-11-28 04:42:37,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-28 04:42:37,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:37,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:37,642 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 04:42:38,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:38,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 72 states and 111 transitions. [2020-11-28 04:42:38,489 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 111 transitions. [2020-11-28 04:42:38,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-28 04:42:38,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:38,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:38,613 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 04:42:38,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:38,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 74 states and 114 transitions. [2020-11-28 04:42:38,887 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 114 transitions. [2020-11-28 04:42:38,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-28 04:42:38,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:38,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:39,015 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 04:42:39,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:39,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 80 states and 126 transitions. [2020-11-28 04:42:39,496 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 126 transitions. [2020-11-28 04:42:39,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-28 04:42:39,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:39,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:39,587 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 04:42:39,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:39,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 82 states and 129 transitions. [2020-11-28 04:42:39,668 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 129 transitions. [2020-11-28 04:42:39,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-28 04:42:39,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:39,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:39,808 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 04:42:40,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:40,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 85 states and 134 transitions. [2020-11-28 04:42:40,167 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 134 transitions. [2020-11-28 04:42:40,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-28 04:42:40,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:40,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:40,292 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 04:42:40,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:40,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 88 states and 139 transitions. [2020-11-28 04:42:40,683 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 139 transitions. [2020-11-28 04:42:40,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-28 04:42:40,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:40,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:40,901 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 04:42:41,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:41,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 91 states and 144 transitions. [2020-11-28 04:42:41,282 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 144 transitions. [2020-11-28 04:42:41,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-28 04:42:41,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:41,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:41,302 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 04:42:42,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:42,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 94 states and 151 transitions. [2020-11-28 04:42:42,174 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 151 transitions. [2020-11-28 04:42:42,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-28 04:42:42,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:42,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:42,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:42:42,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:42,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 97 states and 157 transitions. [2020-11-28 04:42:42,542 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 157 transitions. [2020-11-28 04:42:42,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 04:42:42,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:42,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:42,644 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 04:42:43,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:43,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 100 states and 162 transitions. [2020-11-28 04:42:43,923 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 162 transitions. [2020-11-28 04:42:43,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 04:42:43,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:43,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:44,069 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 04:42:44,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:44,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 99 states and 160 transitions. [2020-11-28 04:42:44,491 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 160 transitions. [2020-11-28 04:42:44,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 04:42:44,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:44,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:44,531 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-28 04:42:44,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:44,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 100 states and 162 transitions. [2020-11-28 04:42:44,957 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 162 transitions. [2020-11-28 04:42:44,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 04:42:44,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:44,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:44,980 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:42:46,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:46,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 103 states and 165 transitions. [2020-11-28 04:42:46,262 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 165 transitions. [2020-11-28 04:42:46,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 04:42:46,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:46,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:46,593 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 04:42:48,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:48,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 107 states and 172 transitions. [2020-11-28 04:42:48,979 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 172 transitions. [2020-11-28 04:42:48,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 04:42:48,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:48,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:49,002 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 04:42:49,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:49,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 110 states and 175 transitions. [2020-11-28 04:42:49,866 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 175 transitions. [2020-11-28 04:42:49,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 04:42:49,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:49,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:50,305 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:42:52,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:52,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 115 states and 182 transitions. [2020-11-28 04:42:52,379 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 182 transitions. [2020-11-28 04:42:52,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 04:42:52,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:52,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:52,526 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:42:52,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:52,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 116 states and 183 transitions. [2020-11-28 04:42:52,959 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 183 transitions. [2020-11-28 04:42:52,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 04:42:52,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:52,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:52,983 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:42:53,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:53,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 118 states and 186 transitions. [2020-11-28 04:42:53,789 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 186 transitions. [2020-11-28 04:42:53,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 04:42:53,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:53,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:54,159 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 04:42:55,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:55,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 124 states and 195 transitions. [2020-11-28 04:42:55,832 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 195 transitions. [2020-11-28 04:42:55,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-28 04:42:55,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:55,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:56,031 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 04:42:56,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:56,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 126 states and 197 transitions. [2020-11-28 04:42:56,538 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 197 transitions. [2020-11-28 04:42:56,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-28 04:42:56,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:56,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:56,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-28 04:42:57,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:57,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 125 states and 194 transitions. [2020-11-28 04:42:57,088 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 194 transitions. [2020-11-28 04:42:57,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-28 04:42:57,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:57,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:57,343 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:42:58,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:58,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 128 states and 198 transitions. [2020-11-28 04:42:58,532 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 198 transitions. [2020-11-28 04:42:58,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-28 04:42:58,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:58,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:58,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:42:58,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:58,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 126 states and 195 transitions. [2020-11-28 04:42:58,580 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 195 transitions. [2020-11-28 04:42:58,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-28 04:42:58,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:58,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:58,602 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-28 04:42:59,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:59,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 121 states and 186 transitions. [2020-11-28 04:42:59,191 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 186 transitions. [2020-11-28 04:42:59,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-28 04:42:59,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:59,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:59,211 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 04:42:59,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:42:59,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 117 states and 179 transitions. [2020-11-28 04:42:59,688 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 179 transitions. [2020-11-28 04:42:59,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-28 04:42:59,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:42:59,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:42:59,711 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-28 04:43:00,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:43:00,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 112 states and 170 transitions. [2020-11-28 04:43:00,448 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 170 transitions. [2020-11-28 04:43:00,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 04:43:00,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:43:00,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:43:00,699 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:43:01,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:43:01,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 113 states and 170 transitions. [2020-11-28 04:43:01,398 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 170 transitions. [2020-11-28 04:43:01,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 04:43:01,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:43:01,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:43:01,422 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 04:43:02,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:43:02,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 114 states and 170 transitions. [2020-11-28 04:43:02,030 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 170 transitions. [2020-11-28 04:43:02,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 04:43:02,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:43:02,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:43:02,054 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:43:02,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:43:02,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 103 states and 148 transitions. [2020-11-28 04:43:02,593 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 148 transitions. [2020-11-28 04:43:02,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-28 04:43:02,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:43:02,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:43:02,821 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:43:03,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:43:03,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 105 states and 151 transitions. [2020-11-28 04:43:03,930 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 151 transitions. [2020-11-28 04:43:03,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-28 04:43:03,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:43:03,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:43:04,310 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 04:43:05,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:43:05,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 103 states and 147 transitions. [2020-11-28 04:43:05,115 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2020-11-28 04:43:05,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-28 04:43:05,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:43:05,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:43:05,136 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:43:05,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:43:05,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 82 states and 105 transitions. [2020-11-28 04:43:05,661 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 105 transitions. [2020-11-28 04:43:05,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-28 04:43:05,661 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:43:05,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:43:05,814 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:43:06,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:43:06,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 72 states and 93 transitions. [2020-11-28 04:43:06,539 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 93 transitions. [2020-11-28 04:43:06,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 04:43:06,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:43:06,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:43:06,993 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:43:07,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:43:07,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 70 states and 90 transitions. [2020-11-28 04:43:07,685 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 90 transitions. [2020-11-28 04:43:07,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 04:43:07,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:43:07,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:43:08,095 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:43:08,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:43:08,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 51 states and 68 transitions. [2020-11-28 04:43:08,242 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2020-11-28 04:43:08,242 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 04:43:08,242 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 46 iterations. [2020-11-28 04:43:08,249 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-11-28 04:43:08,651 INFO L569 CodeCheckObserver]: Invariant with dag size 13 [2020-11-28 04:43:08,661 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:43:08,661 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:43:08,661 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2020-11-28 04:43:08,663 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2020-11-28 04:43:08,664 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2020-11-28 04:43:08,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:43:08 ImpRootNode [2020-11-28 04:43:08,665 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:43:08,666 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:43:08,666 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:43:08,666 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:43:08,667 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:34" (3/4) ... [2020-11-28 04:43:08,671 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 04:43:08,677 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure reach_error [2020-11-28 04:43:08,687 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-28 04:43:08,688 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 04:43:08,688 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 04:43:08,689 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 04:43:08,815 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_109fa07b-54cc-4642-88ae-e686fb6c6b7c/bin/ukojak/witness.graphml [2020-11-28 04:43:08,816 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:43:08,818 INFO L168 Benchmark]: Toolchain (without parser) took 34995.33 ms. Allocated memory was 92.3 MB in the beginning and 413.1 MB in the end (delta: 320.9 MB). Free memory was 60.6 MB in the beginning and 153.4 MB in the end (delta: -92.7 MB). Peak memory consumption was 228.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:08,825 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 92.3 MB. Free memory is still 50.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:43:08,826 INFO L168 Benchmark]: CACSL2BoogieTranslator took 432.36 ms. Allocated memory is still 92.3 MB. Free memory was 60.5 MB in the beginning and 66.6 MB in the end (delta: -6.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:08,826 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.15 ms. Allocated memory is still 92.3 MB. Free memory was 66.6 MB in the beginning and 64.4 MB in the end (delta: 2.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:43:08,827 INFO L168 Benchmark]: Boogie Preprocessor took 38.86 ms. Allocated memory is still 92.3 MB. Free memory was 64.4 MB in the beginning and 63.2 MB in the end (delta: 1.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:08,827 INFO L168 Benchmark]: RCFGBuilder took 636.07 ms. Allocated memory is still 92.3 MB. Free memory was 63.2 MB in the beginning and 34.7 MB in the end (delta: 28.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:08,828 INFO L168 Benchmark]: CodeCheck took 33668.70 ms. Allocated memory was 92.3 MB in the beginning and 413.1 MB in the end (delta: 320.9 MB). Free memory was 34.7 MB in the beginning and 159.7 MB in the end (delta: -124.9 MB). Peak memory consumption was 197.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:08,828 INFO L168 Benchmark]: Witness Printer took 149.85 ms. Allocated memory is still 413.1 MB. Free memory was 159.7 MB in the beginning and 153.4 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:43:08,831 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, 76 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 33.1s, OverallIterations: 46, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: -503316480 SDtfs, -2057396216 SDslu, 51741192 SDs, 0 SdLazy, -1502167860 SolverSat, -1217176472 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 24.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7697 GetRequests, 7112 SyntacticMatches, 281 SemanticMatches, 304 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39172 ImplicationChecksByTransitivity, 29.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 5.5s InterpolantComputationTime, 770 NumberOfCodeBlocks, 770 NumberOfCodeBlocksAsserted, 45 NumberOfCheckSat, 725 ConstructedInterpolants, 0 QuantifiedInterpolants, 35317 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 45 InterpolantComputations, 34 PerfectInterpolantSequences, 56/76 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: 56]: Loop Invariant Derived loop invariant: ((0 < main__tagbuf_len && 1 <= main__t) && main__t <= 1) || (2 <= main__t && main__t <= main__tagbuf_len) - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: (main__t < main__tagbuf_len && 1 <= main__t) || (0 < main__tagbuf_len && main__t == 0) - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: (main__t < main__tagbuf_len && 1 <= main__t) || (0 < main__tagbuf_len && main__t == 0) - InvariantResult [Line: 101]: 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) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 92.3 MB. Free memory is still 50.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 432.36 ms. Allocated memory is still 92.3 MB. Free memory was 60.5 MB in the beginning and 66.6 MB in the end (delta: -6.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 44.15 ms. Allocated memory is still 92.3 MB. Free memory was 66.6 MB in the beginning and 64.4 MB in the end (delta: 2.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 38.86 ms. Allocated memory is still 92.3 MB. Free memory was 64.4 MB in the beginning and 63.2 MB in the end (delta: 1.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 636.07 ms. Allocated memory is still 92.3 MB. Free memory was 63.2 MB in the beginning and 34.7 MB in the end (delta: 28.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * CodeCheck took 33668.70 ms. Allocated memory was 92.3 MB in the beginning and 413.1 MB in the end (delta: 320.9 MB). Free memory was 34.7 MB in the beginning and 159.7 MB in the end (delta: -124.9 MB). Peak memory consumption was 197.5 MB. Max. memory is 16.1 GB. * Witness Printer took 149.85 ms. Allocated memory is still 413.1 MB. Free memory was 159.7 MB in the beginning and 153.4 MB in the end (delta: 6.3 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...