./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/locks/test_locks_10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b4f7ac3c-2a32-45ee-b094-1b3827128c9c/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b4f7ac3c-2a32-45ee-b094-1b3827128c9c/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b4f7ac3c-2a32-45ee-b094-1b3827128c9c/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b4f7ac3c-2a32-45ee-b094-1b3827128c9c/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/locks/test_locks_10.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b4f7ac3c-2a32-45ee-b094-1b3827128c9c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b4f7ac3c-2a32-45ee-b094-1b3827128c9c/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0f7b0b589689413087c164ce10eb80c902ee4046 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-02 03:13:56,193 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 03:13:56,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 03:13:56,202 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 03:13:56,202 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 03:13:56,203 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 03:13:56,204 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 03:13:56,206 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 03:13:56,207 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 03:13:56,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 03:13:56,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 03:13:56,209 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 03:13:56,209 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 03:13:56,210 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 03:13:56,210 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 03:13:56,211 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 03:13:56,212 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 03:13:56,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 03:13:56,214 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 03:13:56,215 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 03:13:56,216 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 03:13:56,217 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 03:13:56,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 03:13:56,218 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 03:13:56,220 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 03:13:56,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 03:13:56,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 03:13:56,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 03:13:56,221 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 03:13:56,222 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 03:13:56,222 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 03:13:56,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 03:13:56,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 03:13:56,223 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 03:13:56,224 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 03:13:56,224 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 03:13:56,224 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 03:13:56,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 03:13:56,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 03:13:56,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 03:13:56,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 03:13:56,226 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b4f7ac3c-2a32-45ee-b094-1b3827128c9c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-02 03:13:56,235 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 03:13:56,236 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 03:13:56,236 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 03:13:56,236 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 03:13:56,237 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 03:13:56,237 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 03:13:56,237 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 03:13:56,237 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 03:13:56,237 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 03:13:56,237 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 03:13:56,238 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 03:13:56,238 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 03:13:56,238 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 03:13:56,238 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 03:13:56,238 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 03:13:56,238 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 03:13:56,239 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 03:13:56,239 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 03:13:56,239 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 03:13:56,239 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 03:13:56,239 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 03:13:56,239 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 03:13:56,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 03:13:56,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 03:13:56,240 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 03:13:56,240 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 03:13:56,240 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 03:13:56,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 03:13:56,240 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 03:13:56,240 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_b4f7ac3c-2a32-45ee-b094-1b3827128c9c/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(__VERIFIER_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 -> 0f7b0b589689413087c164ce10eb80c902ee4046 [2019-12-02 03:13:56,352 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 03:13:56,362 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 03:13:56,365 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 03:13:56,366 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 03:13:56,366 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 03:13:56,367 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b4f7ac3c-2a32-45ee-b094-1b3827128c9c/bin/ukojak/../../sv-benchmarks/c/locks/test_locks_10.c [2019-12-02 03:13:56,413 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b4f7ac3c-2a32-45ee-b094-1b3827128c9c/bin/ukojak/data/b3b8d2595/69f59a658c7042d2a2d98760bf001d33/FLAG8b1d59b68 [2019-12-02 03:13:56,836 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 03:13:56,836 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b4f7ac3c-2a32-45ee-b094-1b3827128c9c/sv-benchmarks/c/locks/test_locks_10.c [2019-12-02 03:13:56,841 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b4f7ac3c-2a32-45ee-b094-1b3827128c9c/bin/ukojak/data/b3b8d2595/69f59a658c7042d2a2d98760bf001d33/FLAG8b1d59b68 [2019-12-02 03:13:56,850 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b4f7ac3c-2a32-45ee-b094-1b3827128c9c/bin/ukojak/data/b3b8d2595/69f59a658c7042d2a2d98760bf001d33 [2019-12-02 03:13:56,852 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 03:13:56,853 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 03:13:56,854 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 03:13:56,854 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 03:13:56,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 03:13:56,857 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:13:56" (1/1) ... [2019-12-02 03:13:56,859 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aaa2f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:56, skipping insertion in model container [2019-12-02 03:13:56,859 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:13:56" (1/1) ... [2019-12-02 03:13:56,865 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 03:13:56,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 03:13:57,030 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 03:13:57,034 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 03:13:57,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 03:13:57,062 INFO L208 MainTranslator]: Completed translation [2019-12-02 03:13:57,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:57 WrapperNode [2019-12-02 03:13:57,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 03:13:57,063 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 03:13:57,063 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 03:13:57,063 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 03:13:57,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:57" (1/1) ... [2019-12-02 03:13:57,073 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:57" (1/1) ... [2019-12-02 03:13:57,088 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 03:13:57,088 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 03:13:57,088 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 03:13:57,088 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 03:13:57,094 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:57" (1/1) ... [2019-12-02 03:13:57,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:57" (1/1) ... [2019-12-02 03:13:57,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:57" (1/1) ... [2019-12-02 03:13:57,096 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:57" (1/1) ... [2019-12-02 03:13:57,098 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:57" (1/1) ... [2019-12-02 03:13:57,102 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:57" (1/1) ... [2019-12-02 03:13:57,103 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:57" (1/1) ... [2019-12-02 03:13:57,104 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 03:13:57,105 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 03:13:57,105 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 03:13:57,105 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 03:13:57,105 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:13:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b4f7ac3c-2a32-45ee-b094-1b3827128c9c/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 [2019-12-02 03:13:57,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 03:13:57,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 03:13:57,448 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 03:13:57,449 INFO L287 CfgBuilder]: Removed 5 assume(true) statements. [2019-12-02 03:13:57,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:13:57 BoogieIcfgContainer [2019-12-02 03:13:57,450 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 03:13:57,450 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 03:13:57,450 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 03:13:57,457 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 03:13:57,457 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:13:57" (1/1) ... [2019-12-02 03:13:57,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-02 03:13:57,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:13:57,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 28 states and 49 transitions. [2019-12-02 03:13:57,487 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 49 transitions. [2019-12-02 03:13:57,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-02 03:13:57,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:13:57,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:13:57,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:13:57,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:13:57,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 28 states and 46 transitions. [2019-12-02 03:13:57,636 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 46 transitions. [2019-12-02 03:13:57,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-12-02 03:13:57,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:13:57,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:13:57,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:13:57,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:13:57,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 30 states and 48 transitions. [2019-12-02 03:13:57,767 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 48 transitions. [2019-12-02 03:13:57,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-02 03:13:57,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:13:57,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:13:57,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:13:58,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:13:58,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 33 states and 53 transitions. [2019-12-02 03:13:58,012 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 53 transitions. [2019-12-02 03:13:58,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-12-02 03:13:58,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:13:58,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:13:58,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:13:58,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:13:58,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 31 states and 50 transitions. [2019-12-02 03:13:58,094 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 50 transitions. [2019-12-02 03:13:58,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-02 03:13:58,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:13:58,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:13:58,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:13:58,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:13:58,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 35 states and 58 transitions. [2019-12-02 03:13:58,508 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 58 transitions. [2019-12-02 03:13:58,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-02 03:13:58,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:13:58,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:13:58,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:13:58,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:13:58,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2019-12-02 03:13:58,603 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2019-12-02 03:13:58,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-12-02 03:13:58,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:13:58,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:13:58,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:13:58,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:13:58,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2019-12-02 03:13:58,709 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2019-12-02 03:13:58,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-02 03:13:58,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:13:58,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:13:58,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:13:58,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:13:58,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 33 states and 52 transitions. [2019-12-02 03:13:58,801 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 52 transitions. [2019-12-02 03:13:58,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-02 03:13:58,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:13:58,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:13:58,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:13:59,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:13:59,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 38 states and 63 transitions. [2019-12-02 03:13:59,405 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 63 transitions. [2019-12-02 03:13:59,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-02 03:13:59,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:13:59,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:13:59,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:13:59,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:13:59,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 39 states and 63 transitions. [2019-12-02 03:13:59,520 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 63 transitions. [2019-12-02 03:13:59,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-12-02 03:13:59,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:13:59,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:13:59,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:13:59,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:13:59,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2019-12-02 03:13:59,668 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2019-12-02 03:13:59,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-02 03:13:59,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:13:59,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:13:59,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:13:59,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:13:59,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 34 states and 54 transitions. [2019-12-02 03:13:59,816 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2019-12-02 03:13:59,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-02 03:13:59,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:13:59,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:13:59,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:00,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:00,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 40 states and 68 transitions. [2019-12-02 03:14:00,754 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 68 transitions. [2019-12-02 03:14:00,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-02 03:14:00,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:00,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:00,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:00,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:00,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 68 transitions. [2019-12-02 03:14:00,890 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2019-12-02 03:14:00,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-02 03:14:00,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:00,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:00,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:01,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:01,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 42 states and 68 transitions. [2019-12-02 03:14:01,056 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 68 transitions. [2019-12-02 03:14:01,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-02 03:14:01,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:01,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:01,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:01,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:01,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 34 states and 56 transitions. [2019-12-02 03:14:01,252 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 56 transitions. [2019-12-02 03:14:01,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-02 03:14:01,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:01,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:01,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:01,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:01,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 35 states and 56 transitions. [2019-12-02 03:14:01,424 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 56 transitions. [2019-12-02 03:14:01,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-02 03:14:01,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:01,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:01,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:03,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:03,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 42 states and 73 transitions. [2019-12-02 03:14:03,379 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 73 transitions. [2019-12-02 03:14:03,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-02 03:14:03,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:03,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:03,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:03,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:03,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 73 transitions. [2019-12-02 03:14:03,601 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 73 transitions. [2019-12-02 03:14:03,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-02 03:14:03,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:03,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:03,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:03,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:03,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 44 states and 73 transitions. [2019-12-02 03:14:03,774 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 73 transitions. [2019-12-02 03:14:03,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-02 03:14:03,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:03,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:03,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:03,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:03,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 45 states and 73 transitions. [2019-12-02 03:14:03,984 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 73 transitions. [2019-12-02 03:14:03,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-12-02 03:14:03,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:03,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:03,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:04,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:04,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 35 states and 58 transitions. [2019-12-02 03:14:04,262 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 58 transitions. [2019-12-02 03:14:04,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-02 03:14:04,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:04,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:04,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:04,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:04,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2019-12-02 03:14:04,490 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2019-12-02 03:14:04,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-02 03:14:04,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:04,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:04,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:04,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:04,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 37 states and 58 transitions. [2019-12-02 03:14:04,665 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 58 transitions. [2019-12-02 03:14:04,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-02 03:14:04,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:04,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:04,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:08,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:08,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 45 states and 78 transitions. [2019-12-02 03:14:08,601 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 78 transitions. [2019-12-02 03:14:08,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-02 03:14:08,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:08,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:08,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:08,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:08,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 46 states and 78 transitions. [2019-12-02 03:14:08,815 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 78 transitions. [2019-12-02 03:14:08,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-02 03:14:08,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:08,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:08,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:09,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:09,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 47 states and 78 transitions. [2019-12-02 03:14:09,077 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 78 transitions. [2019-12-02 03:14:09,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-02 03:14:09,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:09,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:09,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:09,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:09,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 48 states and 78 transitions. [2019-12-02 03:14:09,350 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 78 transitions. [2019-12-02 03:14:09,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-02 03:14:09,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:09,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:09,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:09,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:09,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 60 transitions. [2019-12-02 03:14:09,656 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 60 transitions. [2019-12-02 03:14:09,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-02 03:14:09,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:09,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:09,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:09,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:09,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2019-12-02 03:14:09,948 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2019-12-02 03:14:09,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-02 03:14:09,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:09,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:09,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:10,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:10,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 38 states and 60 transitions. [2019-12-02 03:14:10,185 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions. [2019-12-02 03:14:10,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-02 03:14:10,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:10,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:10,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:10,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:10,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 60 transitions. [2019-12-02 03:14:10,434 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2019-12-02 03:14:10,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-02 03:14:10,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:10,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:10,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:13,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:13,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 48 states and 83 transitions. [2019-12-02 03:14:13,986 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 83 transitions. [2019-12-02 03:14:13,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-02 03:14:13,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:13,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:13,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:14,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:14,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 49 states and 83 transitions. [2019-12-02 03:14:14,260 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 83 transitions. [2019-12-02 03:14:14,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-02 03:14:14,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:14,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:14,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:14,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:14,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 50 states and 83 transitions. [2019-12-02 03:14:14,795 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 83 transitions. [2019-12-02 03:14:14,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-02 03:14:14,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:14,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:14,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:15,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:15,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 51 states and 83 transitions. [2019-12-02 03:14:15,435 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 83 transitions. [2019-12-02 03:14:15,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-02 03:14:15,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:15,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:15,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:16,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:16,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2019-12-02 03:14:16,391 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2019-12-02 03:14:16,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-02 03:14:16,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:16,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:16,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:16,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:16,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 62 transitions. [2019-12-02 03:14:16,771 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2019-12-02 03:14:16,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-02 03:14:16,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:16,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:16,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:17,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:17,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 39 states and 62 transitions. [2019-12-02 03:14:17,108 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 62 transitions. [2019-12-02 03:14:17,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-02 03:14:17,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:17,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:17,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:17,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:17,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2019-12-02 03:14:17,445 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2019-12-02 03:14:17,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-02 03:14:17,445 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:17,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:17,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:22,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:22,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 50 states and 88 transitions. [2019-12-02 03:14:22,963 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 88 transitions. [2019-12-02 03:14:22,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-02 03:14:22,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:22,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:22,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:23,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:23,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 51 states and 88 transitions. [2019-12-02 03:14:23,265 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 88 transitions. [2019-12-02 03:14:23,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-02 03:14:23,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:23,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:23,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:23,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:23,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 52 states and 88 transitions. [2019-12-02 03:14:23,630 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 88 transitions. [2019-12-02 03:14:23,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-02 03:14:23,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:23,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:23,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:24,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:24,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 53 states and 88 transitions. [2019-12-02 03:14:24,010 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 88 transitions. [2019-12-02 03:14:24,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-02 03:14:24,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:24,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:24,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:24,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:24,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 54 states and 88 transitions. [2019-12-02 03:14:24,920 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 88 transitions. [2019-12-02 03:14:24,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2019-12-02 03:14:24,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:24,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:24,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:25,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:25,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 38 states and 64 transitions. [2019-12-02 03:14:25,547 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 64 transitions. [2019-12-02 03:14:25,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-02 03:14:25,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:25,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:25,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:25,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:25,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2019-12-02 03:14:25,989 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2019-12-02 03:14:25,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-02 03:14:25,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:25,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:25,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:26,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:26,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 40 states and 64 transitions. [2019-12-02 03:14:26,524 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 64 transitions. [2019-12-02 03:14:26,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-02 03:14:26,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:26,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:26,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:26,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:26,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 41 states and 64 transitions. [2019-12-02 03:14:26,916 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 64 transitions. [2019-12-02 03:14:26,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-02 03:14:26,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:26,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:26,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:27,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:27,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 42 states and 64 transitions. [2019-12-02 03:14:27,273 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 64 transitions. [2019-12-02 03:14:27,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-02 03:14:27,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:27,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:27,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:27,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:27,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2019-12-02 03:14:27,671 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2019-12-02 03:14:27,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-02 03:14:27,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:27,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:27,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:28,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:28,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 44 states and 64 transitions. [2019-12-02 03:14:28,103 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 64 transitions. [2019-12-02 03:14:28,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-02 03:14:28,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:28,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:28,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:29,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:29,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 45 states and 64 transitions. [2019-12-02 03:14:29,121 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2019-12-02 03:14:29,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-02 03:14:29,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:29,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:29,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:29,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:29,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2019-12-02 03:14:29,763 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2019-12-02 03:14:29,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-02 03:14:29,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:14:29,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:14:29,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:14:30,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:14:30,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2019-12-02 03:14:30,361 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2019-12-02 03:14:30,361 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-02 03:14:30,361 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 56 iterations. [2019-12-02 03:14:30,367 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-02 03:14:30,639 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 03:14:30,642 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 03:14:30,642 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 03:14:30,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 03:14:30 ImpRootNode [2019-12-02 03:14:30,643 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-02 03:14:30,643 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-02 03:14:30,643 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-02 03:14:30,643 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-02 03:14:30,643 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:13:57" (3/4) ... [2019-12-02 03:14:30,645 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-02 03:14:30,653 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2019-12-02 03:14:30,653 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-02 03:14:30,653 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-02 03:14:30,697 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b4f7ac3c-2a32-45ee-b094-1b3827128c9c/bin/ukojak/witness.graphml [2019-12-02 03:14:30,697 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-02 03:14:30,698 INFO L168 Benchmark]: Toolchain (without parser) took 33845.09 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 327.7 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -164.7 MB). Peak memory consumption was 163.0 MB. Max. memory is 11.5 GB. [2019-12-02 03:14:30,699 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 03:14:30,699 INFO L168 Benchmark]: CACSL2BoogieTranslator took 208.80 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -162.2 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-12-02 03:14:30,699 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.82 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 03:14:30,699 INFO L168 Benchmark]: Boogie Preprocessor took 16.15 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-02 03:14:30,700 INFO L168 Benchmark]: RCFGBuilder took 345.48 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 39.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 11.5 GB. [2019-12-02 03:14:30,700 INFO L168 Benchmark]: CodeCheck took 33192.27 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 215.5 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -60.9 MB). Peak memory consumption was 154.6 MB. Max. memory is 11.5 GB. [2019-12-02 03:14:30,700 INFO L168 Benchmark]: Witness Printer took 54.40 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2019-12-02 03:14:30,701 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 28 locations, 1 error locations. Result: SAFE, OverallTime: 32.8s, OverallIterations: 56, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 0 SDtfs, 64508 SDslu, 0 SDs, 0 SdLazy, 320272376 SolverSat, -101057540 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 21.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7099 GetRequests, 6699 SyntacticMatches, 0 SemanticMatches, 400 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75511 ImplicationChecksByTransitivity, 31.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 705 NumberOfCodeBlocks, 705 NumberOfCodeBlocksAsserted, 55 NumberOfCheckSat, 650 ConstructedInterpolants, 0 QuantifiedInterpolants, 42050 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 55 InterpolantComputations, 55 PerfectInterpolantSequences, 0/0 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: 161]: 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: 4]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 208.80 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 112.2 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -162.2 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.82 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.15 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 345.48 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 39.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 11.5 GB. * CodeCheck took 33192.27 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 215.5 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -60.9 MB). Peak memory consumption was 154.6 MB. Max. memory is 11.5 GB. * Witness Printer took 54.40 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...