./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i --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_205ec6a9-aa5f-4a80-977a-631a6cf68bef/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_205ec6a9-aa5f-4a80-977a-631a6cf68bef/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_205ec6a9-aa5f-4a80-977a-631a6cf68bef/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_205ec6a9-aa5f-4a80-977a-631a6cf68bef/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i -s /tmp/vcloud-vcloud-master/worker/run_dir_205ec6a9-aa5f-4a80-977a-631a6cf68bef/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_205ec6a9-aa5f-4a80-977a-631a6cf68bef/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 2d5e1e94b71e060a77443e2afd511bc50cc1649d ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 04:35:30,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:35:30,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:35:31,024 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:35:31,025 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:35:31,031 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:35:31,033 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:35:31,038 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:35:31,041 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:35:31,049 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:35:31,050 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:35:31,053 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:35:31,053 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:35:31,057 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:35:31,058 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:35:31,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:35:31,062 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:35:31,066 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:35:31,070 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:35:31,072 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:35:31,073 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:35:31,077 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:35:31,079 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:35:31,080 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:35:31,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:35:31,089 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:35:31,090 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:35:31,092 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:35:31,093 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:35:31,094 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:35:31,094 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:35:31,095 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:35:31,097 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:35:31,098 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:35:31,099 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:35:31,100 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:35:31,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:35:31,101 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:35:31,101 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:35:31,102 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:35:31,102 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:35:31,103 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_205ec6a9-aa5f-4a80-977a-631a6cf68bef/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:35:31,127 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:35:31,127 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:35:31,128 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:35:31,128 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:35:31,129 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:35:31,129 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:35:31,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:35:31,129 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:35:31,129 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:35:31,130 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:35:31,130 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:35:31,130 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:35:31,130 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:35:31,130 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:35:31,130 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:35:31,131 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:35:31,131 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:35:31,131 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:35:31,131 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:35:31,131 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:35:31,132 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:35:31,132 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:35:31,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:35:31,132 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:35:31,132 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:35:31,133 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:35:31,133 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:35:31,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:35:31,133 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:35:31,133 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_205ec6a9-aa5f-4a80-977a-631a6cf68bef/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_205ec6a9-aa5f-4a80-977a-631a6cf68bef/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d5e1e94b71e060a77443e2afd511bc50cc1649d [2020-11-28 04:35:31,359 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:35:31,397 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:35:31,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:35:31,401 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:35:31,403 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:35:31,404 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_205ec6a9-aa5f-4a80-977a-631a6cf68bef/bin/ukojak/../../sv-benchmarks/c/loop-invgen/apache-get-tag.i [2020-11-28 04:35:31,497 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_205ec6a9-aa5f-4a80-977a-631a6cf68bef/bin/ukojak/data/3ae2853df/9e962d54fc8e4931968d07770b11105e/FLAG1f0576639 [2020-11-28 04:35:31,933 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:35:31,933 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_205ec6a9-aa5f-4a80-977a-631a6cf68bef/sv-benchmarks/c/loop-invgen/apache-get-tag.i [2020-11-28 04:35:31,940 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_205ec6a9-aa5f-4a80-977a-631a6cf68bef/bin/ukojak/data/3ae2853df/9e962d54fc8e4931968d07770b11105e/FLAG1f0576639 [2020-11-28 04:35:32,322 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_205ec6a9-aa5f-4a80-977a-631a6cf68bef/bin/ukojak/data/3ae2853df/9e962d54fc8e4931968d07770b11105e [2020-11-28 04:35:32,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:35:32,326 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:35:32,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:35:32,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:35:32,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:35:32,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:35:32" (1/1) ... [2020-11-28 04:35:32,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1530918b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:35:32, skipping insertion in model container [2020-11-28 04:35:32,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:35:32" (1/1) ... [2020-11-28 04:35:32,342 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:35:32,361 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:35:32,599 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:35:32,611 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:35:32,649 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:35:32,670 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:35:32,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:35:32 WrapperNode [2020-11-28 04:35:32,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:35:32,673 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:35:32,674 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:35:32,674 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:35:32,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:35:32" (1/1) ... [2020-11-28 04:35:32,701 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:35:32" (1/1) ... [2020-11-28 04:35:32,733 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:35:32,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:35:32,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:35:32,735 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:35:32,744 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:35:32" (1/1) ... [2020-11-28 04:35:32,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:35:32" (1/1) ... [2020-11-28 04:35:32,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:35:32" (1/1) ... [2020-11-28 04:35:32,747 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:35:32" (1/1) ... [2020-11-28 04:35:32,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:35:32" (1/1) ... [2020-11-28 04:35:32,755 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:35:32" (1/1) ... [2020-11-28 04:35:32,757 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:35:32" (1/1) ... [2020-11-28 04:35:32,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:35:32,765 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:35:32,765 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:35:32,765 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:35:32,766 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:35:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_205ec6a9-aa5f-4a80-977a-631a6cf68bef/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 04:35:32,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:35:32,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:35:32,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:35:32,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:35:32,839 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-28 04:35:32,839 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-28 04:35:33,230 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:35:33,230 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-28 04:35:33,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:35:33 BoogieIcfgContainer [2020-11-28 04:35:33,232 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:35:33,233 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:35:33,233 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:35:33,258 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:35:33,258 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:35:33" (1/1) ... [2020-11-28 04:35:33,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:35:33,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:33,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 41 states and 67 transitions. [2020-11-28 04:35:33,317 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 67 transitions. [2020-11-28 04:35:33,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-28 04:35:33,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:33,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:33,437 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 04:35:33,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:33,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 40 states and 63 transitions. [2020-11-28 04:35:33,457 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 63 transitions. [2020-11-28 04:35:33,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-28 04:35:33,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:33,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:33,622 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 04:35:33,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:33,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 84 transitions. [2020-11-28 04:35:33,769 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 84 transitions. [2020-11-28 04:35:33,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-28 04:35:33,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:33,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:33,836 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 04:35:33,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:33,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 47 states and 86 transitions. [2020-11-28 04:35:33,854 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 86 transitions. [2020-11-28 04:35:33,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-28 04:35:33,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:33,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:33,895 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 04:35:33,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:33,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 48 states and 86 transitions. [2020-11-28 04:35:33,916 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 86 transitions. [2020-11-28 04:35:33,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-28 04:35:33,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:33,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:34,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:35:34,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:34,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 50 states and 89 transitions. [2020-11-28 04:35:34,251 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 89 transitions. [2020-11-28 04:35:34,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-28 04:35:34,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:34,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:34,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:35:34,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:34,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 55 states and 98 transitions. [2020-11-28 04:35:34,511 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 98 transitions. [2020-11-28 04:35:34,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-28 04:35:34,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:34,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:34,563 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:35:34,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:34,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 57 states and 102 transitions. [2020-11-28 04:35:34,601 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 102 transitions. [2020-11-28 04:35:34,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 04:35:34,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:34,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:34,638 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-28 04:35:34,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:34,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 57 states and 101 transitions. [2020-11-28 04:35:34,658 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 101 transitions. [2020-11-28 04:35:34,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-28 04:35:34,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:34,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:34,721 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-28 04:35:34,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:34,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 61 states and 110 transitions. [2020-11-28 04:35:34,760 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 110 transitions. [2020-11-28 04:35:34,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-28 04:35:34,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:34,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:34,830 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-28 04:35:34,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:34,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 62 states and 112 transitions. [2020-11-28 04:35:34,865 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 112 transitions. [2020-11-28 04:35:34,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 04:35:34,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:34,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:34,926 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-28 04:35:34,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:34,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 65 states and 120 transitions. [2020-11-28 04:35:34,957 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 120 transitions. [2020-11-28 04:35:34,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 04:35:34,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:34,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:34,998 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-28 04:35:35,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:35,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 66 states and 122 transitions. [2020-11-28 04:35:35,017 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 122 transitions. [2020-11-28 04:35:35,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 04:35:35,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:35,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:35,084 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-28 04:35:35,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:35,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 67 states and 123 transitions. [2020-11-28 04:35:35,100 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 123 transitions. [2020-11-28 04:35:35,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 04:35:35,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:35,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:35,170 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-28 04:35:35,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:35,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 68 states and 125 transitions. [2020-11-28 04:35:35,183 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 125 transitions. [2020-11-28 04:35:35,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-28 04:35:35,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:35,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:35,209 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-11-28 04:35:35,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:35,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 69 states and 126 transitions. [2020-11-28 04:35:35,372 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 126 transitions. [2020-11-28 04:35:35,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-28 04:35:35,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:35,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:35,612 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-11-28 04:35:36,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:36,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 75 states and 136 transitions. [2020-11-28 04:35:36,231 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 136 transitions. [2020-11-28 04:35:36,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-28 04:35:36,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:36,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:36,324 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-11-28 04:35:36,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:36,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 77 states and 140 transitions. [2020-11-28 04:35:36,371 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 140 transitions. [2020-11-28 04:35:36,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-28 04:35:36,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:36,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:36,450 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-11-28 04:35:36,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:36,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 84 states and 156 transitions. [2020-11-28 04:35:36,536 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 156 transitions. [2020-11-28 04:35:36,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-28 04:35:36,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:36,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:36,603 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-11-28 04:35:36,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:36,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 86 states and 161 transitions. [2020-11-28 04:35:36,634 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 161 transitions. [2020-11-28 04:35:36,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-28 04:35:36,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:36,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:36,744 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-11-28 04:35:36,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:36,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 87 states and 162 transitions. [2020-11-28 04:35:36,769 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 162 transitions. [2020-11-28 04:35:36,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-28 04:35:36,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:36,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:36,818 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-11-28 04:35:36,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:36,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 89 states and 167 transitions. [2020-11-28 04:35:36,854 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 167 transitions. [2020-11-28 04:35:36,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-28 04:35:36,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:36,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:36,897 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-11-28 04:35:36,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:36,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 92 states and 172 transitions. [2020-11-28 04:35:36,954 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 172 transitions. [2020-11-28 04:35:36,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-28 04:35:36,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:36,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:37,020 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-11-28 04:35:37,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:37,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 95 states and 178 transitions. [2020-11-28 04:35:37,373 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 178 transitions. [2020-11-28 04:35:37,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-28 04:35:37,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:37,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:37,405 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-11-28 04:35:37,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:37,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 99 states and 185 transitions. [2020-11-28 04:35:37,629 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 185 transitions. [2020-11-28 04:35:37,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-28 04:35:37,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:37,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:37,659 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-11-28 04:35:37,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:37,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 102 states and 190 transitions. [2020-11-28 04:35:37,814 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 190 transitions. [2020-11-28 04:35:37,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-28 04:35:37,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:37,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:37,846 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2020-11-28 04:35:37,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:37,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 103 states and 192 transitions. [2020-11-28 04:35:37,898 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 192 transitions. [2020-11-28 04:35:37,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-28 04:35:37,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:37,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:37,962 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-11-28 04:35:38,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:38,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 104 states and 193 transitions. [2020-11-28 04:35:38,069 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 193 transitions. [2020-11-28 04:35:38,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-11-28 04:35:38,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:38,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:38,152 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-11-28 04:35:38,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:38,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 105 states and 194 transitions. [2020-11-28 04:35:38,216 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 194 transitions. [2020-11-28 04:35:38,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-11-28 04:35:38,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:38,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:38,264 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-11-28 04:35:38,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:38,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 107 states and 198 transitions. [2020-11-28 04:35:38,318 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 198 transitions. [2020-11-28 04:35:38,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-28 04:35:38,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:38,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:38,338 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-11-28 04:35:38,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:38,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 107 states and 197 transitions. [2020-11-28 04:35:38,377 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 197 transitions. [2020-11-28 04:35:38,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-28 04:35:38,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:38,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:38,517 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-11-28 04:35:39,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:39,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 111 states and 205 transitions. [2020-11-28 04:35:39,272 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 205 transitions. [2020-11-28 04:35:39,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-28 04:35:39,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:39,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:39,314 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 27 proven. 5 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-28 04:35:39,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:39,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 116 states and 211 transitions. [2020-11-28 04:35:39,641 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 211 transitions. [2020-11-28 04:35:39,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-28 04:35:39,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:39,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:39,677 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 29 proven. 7 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-28 04:35:39,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:39,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 117 states and 211 transitions. [2020-11-28 04:35:39,765 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 211 transitions. [2020-11-28 04:35:39,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-28 04:35:39,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:39,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:39,785 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-28 04:35:39,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:39,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 122 states and 219 transitions. [2020-11-28 04:35:39,958 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 219 transitions. [2020-11-28 04:35:39,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-28 04:35:39,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:39,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:40,005 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-28 04:35:40,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:40,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 124 states and 222 transitions. [2020-11-28 04:35:40,083 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 222 transitions. [2020-11-28 04:35:40,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-28 04:35:40,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:40,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:40,117 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-28 04:35:40,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:40,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 125 states and 223 transitions. [2020-11-28 04:35:40,167 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 223 transitions. [2020-11-28 04:35:40,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-28 04:35:40,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:40,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:40,189 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 19 proven. 4 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-28 04:35:40,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:40,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 127 states and 226 transitions. [2020-11-28 04:35:40,261 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 226 transitions. [2020-11-28 04:35:40,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-28 04:35:40,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:40,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:40,378 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 20 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-11-28 04:35:40,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:40,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 130 states and 232 transitions. [2020-11-28 04:35:40,448 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 232 transitions. [2020-11-28 04:35:40,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-28 04:35:40,449 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:40,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:40,547 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 20 proven. 7 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-11-28 04:35:40,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:40,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 128 states and 227 transitions. [2020-11-28 04:35:40,567 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 227 transitions. [2020-11-28 04:35:40,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-11-28 04:35:40,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:40,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:40,589 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-11-28 04:35:40,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:40,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 129 states and 229 transitions. [2020-11-28 04:35:40,791 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 229 transitions. [2020-11-28 04:35:40,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-11-28 04:35:40,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:40,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:40,860 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-11-28 04:35:41,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:41,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 130 states and 230 transitions. [2020-11-28 04:35:41,051 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 230 transitions. [2020-11-28 04:35:41,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-11-28 04:35:41,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:41,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:41,078 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-11-28 04:35:41,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:41,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 129 states and 227 transitions. [2020-11-28 04:35:41,242 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 227 transitions. [2020-11-28 04:35:41,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-11-28 04:35:41,243 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:41,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:41,263 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2020-11-28 04:35:41,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:41,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 123 states and 217 transitions. [2020-11-28 04:35:41,329 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 217 transitions. [2020-11-28 04:35:41,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-28 04:35:41,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:41,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:41,362 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-11-28 04:35:41,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:41,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 124 states and 218 transitions. [2020-11-28 04:35:41,523 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 218 transitions. [2020-11-28 04:35:41,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-28 04:35:41,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:41,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:41,554 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 24 proven. 15 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-11-28 04:35:41,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:41,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 118 states and 209 transitions. [2020-11-28 04:35:41,701 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 209 transitions. [2020-11-28 04:35:41,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-28 04:35:41,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:41,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:41,738 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-11-28 04:35:41,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:41,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 92 states and 148 transitions. [2020-11-28 04:35:41,796 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 148 transitions. [2020-11-28 04:35:41,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-28 04:35:41,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:41,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:41,830 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-11-28 04:35:42,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:42,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 90 states and 145 transitions. [2020-11-28 04:35:42,008 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 145 transitions. [2020-11-28 04:35:42,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-11-28 04:35:42,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:42,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:42,034 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 32 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2020-11-28 04:35:42,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:42,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 92 states and 149 transitions. [2020-11-28 04:35:42,072 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 149 transitions. [2020-11-28 04:35:42,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-11-28 04:35:42,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:42,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:42,117 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 44 proven. 5 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2020-11-28 04:35:42,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:42,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 84 states and 137 transitions. [2020-11-28 04:35:42,151 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 137 transitions. [2020-11-28 04:35:42,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-11-28 04:35:42,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:42,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:42,179 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 30 proven. 4 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2020-11-28 04:35:42,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:42,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 83 states and 135 transitions. [2020-11-28 04:35:42,214 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 135 transitions. [2020-11-28 04:35:42,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-11-28 04:35:42,215 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:35:42,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:35:42,242 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-11-28 04:35:42,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:35:42,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 64 states and 108 transitions. [2020-11-28 04:35:42,258 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 108 transitions. [2020-11-28 04:35:42,259 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 04:35:42,259 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 52 iterations. [2020-11-28 04:35:42,265 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-11-28 04:35:42,634 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:35:42,638 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:35:42,638 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:35:42,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:35:42 ImpRootNode [2020-11-28 04:35:42,638 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:35:42,639 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:35:42,639 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:35:42,639 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:35:42,641 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:35:33" (3/4) ... [2020-11-28 04:35:42,643 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 04:35:42,648 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2020-11-28 04:35:42,654 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2020-11-28 04:35:42,654 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-28 04:35:42,655 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 04:35:42,655 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 04:35:42,748 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_205ec6a9-aa5f-4a80-977a-631a6cf68bef/bin/ukojak/witness.graphml [2020-11-28 04:35:42,748 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:35:42,755 INFO L168 Benchmark]: Toolchain (without parser) took 10428.70 ms. Allocated memory was 117.4 MB in the beginning and 218.1 MB in the end (delta: 100.7 MB). Free memory was 83.8 MB in the beginning and 83.2 MB in the end (delta: 591.1 kB). Peak memory consumption was 100.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:35:42,756 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 79.7 MB. Free memory was 37.9 MB in the beginning and 37.9 MB in the end (delta: 37.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:35:42,756 INFO L168 Benchmark]: CACSL2BoogieTranslator took 344.14 ms. Allocated memory is still 117.4 MB. Free memory was 83.5 MB in the beginning and 92.5 MB in the end (delta: -9.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:35:42,757 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.25 ms. Allocated memory is still 117.4 MB. Free memory was 92.5 MB in the beginning and 91.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:35:42,757 INFO L168 Benchmark]: Boogie Preprocessor took 24.98 ms. Allocated memory is still 117.4 MB. Free memory was 91.1 MB in the beginning and 89.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:35:42,761 INFO L168 Benchmark]: RCFGBuilder took 467.80 ms. Allocated memory is still 117.4 MB. Free memory was 89.6 MB in the beginning and 71.6 MB in the end (delta: 18.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:35:42,761 INFO L168 Benchmark]: CodeCheck took 9405.30 ms. Allocated memory was 117.4 MB in the beginning and 218.1 MB in the end (delta: 100.7 MB). Free memory was 71.6 MB in the beginning and 86.3 MB in the end (delta: -14.7 MB). Peak memory consumption was 88.9 MB. Max. memory is 16.1 GB. [2020-11-28 04:35:42,762 INFO L168 Benchmark]: Witness Printer took 112.65 ms. Allocated memory is still 218.1 MB. Free memory was 86.3 MB in the beginning and 83.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:35:42,764 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, 41 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8.9s, OverallIterations: 52, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 16842752 SDtfs, 1040842944 SDslu, -480460284 SDs, 0 SdLazy, -1199926064 SolverSat, 1063299048 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 28.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21821 GetRequests, 21309 SyntacticMatches, 400 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8246 ImplicationChecksByTransitivity, 5.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 1841 NumberOfCodeBlocks, 1841 NumberOfCodeBlocksAsserted, 51 NumberOfCheckSat, 1790 ConstructedInterpolants, 0 QuantifiedInterpolants, 165773 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 51 InterpolantComputations, 29 PerfectInterpolantSequences, 2053/2175 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: 12]: 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: 25]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 48]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 79.7 MB. Free memory was 37.9 MB in the beginning and 37.9 MB in the end (delta: 37.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 344.14 ms. Allocated memory is still 117.4 MB. Free memory was 83.5 MB in the beginning and 92.5 MB in the end (delta: -9.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 60.25 ms. Allocated memory is still 117.4 MB. Free memory was 92.5 MB in the beginning and 91.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 24.98 ms. Allocated memory is still 117.4 MB. Free memory was 91.1 MB in the beginning and 89.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 467.80 ms. Allocated memory is still 117.4 MB. Free memory was 89.6 MB in the beginning and 71.6 MB in the end (delta: 18.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * CodeCheck took 9405.30 ms. Allocated memory was 117.4 MB in the beginning and 218.1 MB in the end (delta: 100.7 MB). Free memory was 71.6 MB in the beginning and 86.3 MB in the end (delta: -14.7 MB). Peak memory consumption was 88.9 MB. Max. memory is 16.1 GB. * Witness Printer took 112.65 ms. Allocated memory is still 218.1 MB. Free memory was 86.3 MB in the beginning and 83.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...