./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_2be41e66-b5f9-4840-8775-0325a6b003ee/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_2be41e66-b5f9-4840-8775-0325a6b003ee/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2be41e66-b5f9-4840-8775-0325a6b003ee/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2be41e66-b5f9-4840-8775-0325a6b003ee/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_2be41e66-b5f9-4840-8775-0325a6b003ee/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2be41e66-b5f9-4840-8775-0325a6b003ee/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 [2020-11-30 00:57:03,624 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:57:03,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:57:03,708 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:57:03,709 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:57:03,716 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:57:03,719 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:57:03,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:57:03,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:57:03,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:57:03,744 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:57:03,747 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:57:03,748 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:57:03,752 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:57:03,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:57:03,757 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:57:03,759 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:57:03,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:57:03,772 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:57:03,781 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:57:03,784 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:57:03,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:57:03,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:57:03,791 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:57:03,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:57:03,802 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:57:03,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:57:03,806 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:57:03,807 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:57:03,808 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:57:03,809 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:57:03,811 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:57:03,813 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:57:03,815 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:57:03,816 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:57:03,817 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:57:03,818 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:57:03,819 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:57:03,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:57:03,821 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:57:03,822 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:57:03,826 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2be41e66-b5f9-4840-8775-0325a6b003ee/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-30 00:57:03,861 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:57:03,862 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:57:03,863 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 00:57:03,863 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 00:57:03,864 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:57:03,865 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:57:03,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:57:03,865 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 00:57:03,865 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:57:03,866 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 00:57:03,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:57:03,866 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:57:03,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:57:03,867 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:57:03,867 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 00:57:03,867 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:57:03,868 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:57:03,868 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:57:03,868 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 00:57:03,868 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 00:57:03,869 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:57:03,869 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:57:03,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 00:57:03,869 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:57:03,870 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:57:03,870 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:57:03,870 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-30 00:57:03,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:57:03,871 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:57:03,871 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_2be41e66-b5f9-4840-8775-0325a6b003ee/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_2be41e66-b5f9-4840-8775-0325a6b003ee/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b57e964dbb610d8a39ef60225ec1dbb75ce4568 [2020-11-30 00:57:04,253 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:57:04,289 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:57:04,293 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:57:04,295 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:57:04,296 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:57:04,297 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2be41e66-b5f9-4840-8775-0325a6b003ee/bin/ukojak/../../sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c [2020-11-30 00:57:04,406 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2be41e66-b5f9-4840-8775-0325a6b003ee/bin/ukojak/data/dd48ae21f/f6884a6b5164487fbc26ca819ab39c2d/FLAG288adefa2 [2020-11-30 00:57:05,164 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:57:05,165 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2be41e66-b5f9-4840-8775-0325a6b003ee/sv-benchmarks/c/loop-invgen/apache-get-tag.i.v+lhb-reducer.c [2020-11-30 00:57:05,188 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2be41e66-b5f9-4840-8775-0325a6b003ee/bin/ukojak/data/dd48ae21f/f6884a6b5164487fbc26ca819ab39c2d/FLAG288adefa2 [2020-11-30 00:57:05,489 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2be41e66-b5f9-4840-8775-0325a6b003ee/bin/ukojak/data/dd48ae21f/f6884a6b5164487fbc26ca819ab39c2d [2020-11-30 00:57:05,500 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:57:05,502 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:57:05,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:57:05,508 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:57:05,513 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:57:05,514 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:57:05" (1/1) ... [2020-11-30 00:57:05,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65996e0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:57:05, skipping insertion in model container [2020-11-30 00:57:05,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:57:05" (1/1) ... [2020-11-30 00:57:05,527 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:57:05,561 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:57:05,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:57:05,870 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:57:05,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:57:05,949 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:57:05,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:57:05 WrapperNode [2020-11-30 00:57:05,950 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:57:05,952 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:57:05,952 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:57:05,952 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:57:05,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:57:05" (1/1) ... [2020-11-30 00:57:05,973 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:57:05" (1/1) ... [2020-11-30 00:57:06,007 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:57:06,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:57:06,009 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:57:06,009 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:57:06,020 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:57:05" (1/1) ... [2020-11-30 00:57:06,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:57:05" (1/1) ... [2020-11-30 00:57:06,024 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:57:05" (1/1) ... [2020-11-30 00:57:06,025 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:57:05" (1/1) ... [2020-11-30 00:57:06,032 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:57:05" (1/1) ... [2020-11-30 00:57:06,036 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:57:05" (1/1) ... [2020-11-30 00:57:06,039 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:57:05" (1/1) ... [2020-11-30 00:57:06,043 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:57:06,044 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:57:06,044 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:57:06,045 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:57:06,047 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:57:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_2be41e66-b5f9-4840-8775-0325a6b003ee/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 [2020-11-30 00:57:06,157 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-30 00:57:06,158 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-30 00:57:06,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 00:57:06,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 00:57:06,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:57:06,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:57:07,024 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:57:07,024 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-11-30 00:57:07,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:57:07 BoogieIcfgContainer [2020-11-30 00:57:07,030 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 00:57:07,031 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-30 00:57:07,031 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-30 00:57:07,055 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-30 00:57:07,056 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:57:07" (1/1) ... [2020-11-30 00:57:07,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:57:07,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:07,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 76 states and 122 transitions. [2020-11-30 00:57:07,147 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 122 transitions. [2020-11-30 00:57:07,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-30 00:57:07,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:07,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:07,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:07,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:07,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 56 states and 83 transitions. [2020-11-30 00:57:07,647 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 83 transitions. [2020-11-30 00:57:07,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-30 00:57:07,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:07,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:07,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:07,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:07,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 55 states and 81 transitions. [2020-11-30 00:57:07,840 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 81 transitions. [2020-11-30 00:57:07,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-30 00:57:07,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:07,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:07,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:08,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:08,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 58 states and 88 transitions. [2020-11-30 00:57:08,332 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 88 transitions. [2020-11-30 00:57:08,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-30 00:57:08,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:08,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:08,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:08,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:08,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 61 states and 94 transitions. [2020-11-30 00:57:08,774 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 94 transitions. [2020-11-30 00:57:08,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-30 00:57:08,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:08,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:08,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:09,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:09,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 60 states and 92 transitions. [2020-11-30 00:57:09,142 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 92 transitions. [2020-11-30 00:57:09,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-30 00:57:09,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:09,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:09,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:09,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:09,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 62 states and 95 transitions. [2020-11-30 00:57:09,341 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 95 transitions. [2020-11-30 00:57:09,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-30 00:57:09,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:09,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:09,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:09,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:09,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 61 states and 93 transitions. [2020-11-30 00:57:09,755 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 93 transitions. [2020-11-30 00:57:09,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-30 00:57:09,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:09,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:09,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:09,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:09,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 62 states and 94 transitions. [2020-11-30 00:57:09,962 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 94 transitions. [2020-11-30 00:57:09,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-30 00:57:09,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:09,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:10,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:10,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:10,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 65 states and 99 transitions. [2020-11-30 00:57:10,193 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 99 transitions. [2020-11-30 00:57:10,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-30 00:57:10,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:10,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:10,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:10,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:10,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 67 states and 102 transitions. [2020-11-30 00:57:10,381 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 102 transitions. [2020-11-30 00:57:10,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-30 00:57:10,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:10,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:10,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:11,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:11,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 72 states and 111 transitions. [2020-11-30 00:57:11,880 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 111 transitions. [2020-11-30 00:57:11,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-30 00:57:11,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:11,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:12,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:12,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:12,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 74 states and 114 transitions. [2020-11-30 00:57:12,385 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 114 transitions. [2020-11-30 00:57:12,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-30 00:57:12,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:12,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:12,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:13,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:13,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 80 states and 126 transitions. [2020-11-30 00:57:13,226 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 126 transitions. [2020-11-30 00:57:13,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-30 00:57:13,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:13,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:13,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:13,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:13,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 82 states and 129 transitions. [2020-11-30 00:57:13,468 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 129 transitions. [2020-11-30 00:57:13,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-30 00:57:13,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:13,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:13,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:14,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:14,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 85 states and 134 transitions. [2020-11-30 00:57:14,033 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 134 transitions. [2020-11-30 00:57:14,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-30 00:57:14,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:14,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:14,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:14,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:14,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 88 states and 139 transitions. [2020-11-30 00:57:14,571 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 139 transitions. [2020-11-30 00:57:14,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-30 00:57:14,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:14,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:14,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:15,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:15,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 91 states and 144 transitions. [2020-11-30 00:57:15,294 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 144 transitions. [2020-11-30 00:57:15,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-30 00:57:15,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:15,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:15,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:16,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:16,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 94 states and 151 transitions. [2020-11-30 00:57:16,245 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 151 transitions. [2020-11-30 00:57:16,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-30 00:57:16,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:16,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:16,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:57:16,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:16,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 97 states and 157 transitions. [2020-11-30 00:57:16,850 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 157 transitions. [2020-11-30 00:57:16,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-30 00:57:16,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:16,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:17,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:18,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:18,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 100 states and 162 transitions. [2020-11-30 00:57:18,402 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 162 transitions. [2020-11-30 00:57:18,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-30 00:57:18,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:18,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:18,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:19,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:19,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 99 states and 160 transitions. [2020-11-30 00:57:19,323 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 160 transitions. [2020-11-30 00:57:19,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-30 00:57:19,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:19,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:19,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-30 00:57:19,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:19,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 100 states and 162 transitions. [2020-11-30 00:57:19,783 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 162 transitions. [2020-11-30 00:57:19,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-30 00:57:19,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:19,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:19,807 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:20,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:20,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 103 states and 165 transitions. [2020-11-30 00:57:20,826 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 165 transitions. [2020-11-30 00:57:20,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-30 00:57:20,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:20,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:21,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:23,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:23,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 107 states and 172 transitions. [2020-11-30 00:57:23,654 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 172 transitions. [2020-11-30 00:57:23,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-30 00:57:23,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:23,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:23,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:24,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:24,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 110 states and 175 transitions. [2020-11-30 00:57:24,473 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 175 transitions. [2020-11-30 00:57:24,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-30 00:57:24,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:24,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:24,977 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:27,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:27,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 115 states and 182 transitions. [2020-11-30 00:57:27,053 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 182 transitions. [2020-11-30 00:57:27,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-30 00:57:27,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:27,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:27,220 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:27,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:27,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 116 states and 183 transitions. [2020-11-30 00:57:27,705 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 183 transitions. [2020-11-30 00:57:27,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-30 00:57:27,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:27,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:27,732 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:28,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:28,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 118 states and 186 transitions. [2020-11-30 00:57:28,809 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 186 transitions. [2020-11-30 00:57:28,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-30 00:57:28,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:28,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:29,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:31,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:31,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 124 states and 195 transitions. [2020-11-30 00:57:31,376 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 195 transitions. [2020-11-30 00:57:31,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-30 00:57:31,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:31,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:31,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:32,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:32,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 126 states and 197 transitions. [2020-11-30 00:57:32,040 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 197 transitions. [2020-11-30 00:57:32,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-30 00:57:32,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:32,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:32,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-30 00:57:32,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:32,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 125 states and 194 transitions. [2020-11-30 00:57:32,478 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 194 transitions. [2020-11-30 00:57:32,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-30 00:57:32,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:32,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:32,771 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:34,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:34,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 128 states and 198 transitions. [2020-11-30 00:57:34,114 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 198 transitions. [2020-11-30 00:57:34,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-30 00:57:34,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:34,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:34,150 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:34,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:34,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 126 states and 195 transitions. [2020-11-30 00:57:34,174 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 195 transitions. [2020-11-30 00:57:34,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-30 00:57:34,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:34,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:34,209 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-30 00:57:34,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:34,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 121 states and 186 transitions. [2020-11-30 00:57:34,803 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 186 transitions. [2020-11-30 00:57:34,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-30 00:57:34,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:34,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:34,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:35,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:35,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 117 states and 179 transitions. [2020-11-30 00:57:35,393 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 179 transitions. [2020-11-30 00:57:35,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-30 00:57:35,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:35,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:35,419 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-11-30 00:57:36,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:36,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 112 states and 170 transitions. [2020-11-30 00:57:36,006 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 170 transitions. [2020-11-30 00:57:36,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-30 00:57:36,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:36,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:36,210 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:37,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:37,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 113 states and 170 transitions. [2020-11-30 00:57:37,010 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 170 transitions. [2020-11-30 00:57:37,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-30 00:57:37,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:37,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:37,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:37,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:37,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 114 states and 170 transitions. [2020-11-30 00:57:37,641 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 170 transitions. [2020-11-30 00:57:37,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-30 00:57:37,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:37,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:37,661 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:38,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:38,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 103 states and 148 transitions. [2020-11-30 00:57:38,260 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 148 transitions. [2020-11-30 00:57:38,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-30 00:57:38,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:38,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:38,631 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:39,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:39,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 105 states and 151 transitions. [2020-11-30 00:57:39,674 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 151 transitions. [2020-11-30 00:57:39,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-30 00:57:39,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:39,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:39,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:40,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:40,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 103 states and 147 transitions. [2020-11-30 00:57:40,733 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2020-11-30 00:57:40,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-30 00:57:40,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:40,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:40,790 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:41,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:41,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 82 states and 105 transitions. [2020-11-30 00:57:41,391 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 105 transitions. [2020-11-30 00:57:41,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-30 00:57:41,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:41,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:41,673 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:57:42,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:42,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 72 states and 93 transitions. [2020-11-30 00:57:42,525 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 93 transitions. [2020-11-30 00:57:42,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-30 00:57:42,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:42,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:43,012 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:43,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:43,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 70 states and 90 transitions. [2020-11-30 00:57:43,811 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 90 transitions. [2020-11-30 00:57:43,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-30 00:57:43,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:57:43,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:57:44,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:57:44,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:57:44,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 51 states and 68 transitions. [2020-11-30 00:57:44,417 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2020-11-30 00:57:44,417 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 00:57:44,417 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 46 iterations. [2020-11-30 00:57:44,424 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-11-30 00:57:44,797 INFO L569 CodeCheckObserver]: Invariant with dag size 13 [2020-11-30 00:57:44,808 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-30 00:57:44,808 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-30 00:57:44,808 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2020-11-30 00:57:44,809 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2020-11-30 00:57:44,810 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2020-11-30 00:57:44,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 30.11 12:57:44 ImpRootNode [2020-11-30 00:57:44,812 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-30 00:57:44,812 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 00:57:44,812 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 00:57:44,813 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 00:57:44,813 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:57:07" (3/4) ... [2020-11-30 00:57:44,817 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 00:57:44,823 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure reach_error [2020-11-30 00:57:44,833 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-30 00:57:44,834 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-30 00:57:44,835 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 00:57:44,836 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 00:57:44,939 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_2be41e66-b5f9-4840-8775-0325a6b003ee/bin/ukojak/witness.graphml [2020-11-30 00:57:44,939 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 00:57:44,945 INFO L168 Benchmark]: Toolchain (without parser) took 39438.08 ms. Allocated memory was 100.7 MB in the beginning and 461.4 MB in the end (delta: 360.7 MB). Free memory was 74.7 MB in the beginning and 331.8 MB in the end (delta: -257.1 MB). Peak memory consumption was 102.6 MB. Max. memory is 16.1 GB. [2020-11-30 00:57:44,945 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 100.7 MB. Free memory was 60.0 MB in the beginning and 59.9 MB in the end (delta: 78.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:57:44,946 INFO L168 Benchmark]: CACSL2BoogieTranslator took 443.67 ms. Allocated memory is still 100.7 MB. Free memory was 74.4 MB in the beginning and 76.5 MB in the end (delta: -2.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 00:57:44,946 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.56 ms. Allocated memory is still 100.7 MB. Free memory was 76.5 MB in the beginning and 74.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:57:44,946 INFO L168 Benchmark]: Boogie Preprocessor took 34.91 ms. Allocated memory is still 100.7 MB. Free memory was 74.5 MB in the beginning and 73.2 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:57:44,947 INFO L168 Benchmark]: RCFGBuilder took 985.73 ms. Allocated memory was 100.7 MB in the beginning and 125.8 MB in the end (delta: 25.2 MB). Free memory was 73.2 MB in the beginning and 101.5 MB in the end (delta: -28.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2020-11-30 00:57:44,947 INFO L168 Benchmark]: CodeCheck took 37780.84 ms. Allocated memory was 125.8 MB in the beginning and 461.4 MB in the end (delta: 335.5 MB). Free memory was 101.5 MB in the beginning and 338.0 MB in the end (delta: -236.6 MB). Peak memory consumption was 98.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:57:44,948 INFO L168 Benchmark]: Witness Printer took 126.78 ms. Allocated memory is still 461.4 MB. Free memory was 338.0 MB in the beginning and 331.8 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-30 00:57:44,950 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: 37.3s, 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, 33.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7697 GetRequests, 7112 SyntacticMatches, 281 SemanticMatches, 304 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39172 ImplicationChecksByTransitivity, 33.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 6.7s 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 0.35 ms. Allocated memory is still 100.7 MB. Free memory was 60.0 MB in the beginning and 59.9 MB in the end (delta: 78.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 443.67 ms. Allocated memory is still 100.7 MB. Free memory was 74.4 MB in the beginning and 76.5 MB in the end (delta: -2.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 55.56 ms. Allocated memory is still 100.7 MB. Free memory was 76.5 MB in the beginning and 74.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 34.91 ms. Allocated memory is still 100.7 MB. Free memory was 74.5 MB in the beginning and 73.2 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 985.73 ms. Allocated memory was 100.7 MB in the beginning and 125.8 MB in the end (delta: 25.2 MB). Free memory was 73.2 MB in the beginning and 101.5 MB in the end (delta: -28.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. * CodeCheck took 37780.84 ms. Allocated memory was 125.8 MB in the beginning and 461.4 MB in the end (delta: 335.5 MB). Free memory was 101.5 MB in the beginning and 338.0 MB in the end (delta: -236.6 MB). Peak memory consumption was 98.1 MB. Max. memory is 16.1 GB. * Witness Printer took 126.78 ms. Allocated memory is still 461.4 MB. Free memory was 338.0 MB in the beginning and 331.8 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...