./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/locks/test_locks_10_true-unreach-call_true-valid-memsafety_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_cde9b056-6703-4c12-b040-19c32f1b473a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_cde9b056-6703-4c12-b040-19c32f1b473a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_cde9b056-6703-4c12-b040-19c32f1b473a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_cde9b056-6703-4c12-b040-19c32f1b473a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/locks/test_locks_10_true-unreach-call_true-valid-memsafety_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_cde9b056-6703-4c12-b040-19c32f1b473a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_cde9b056-6703-4c12-b040-19c32f1b473a/bin-2019/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 0.1.23-1dbac8b [2018-11-10 05:29:38,871 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:29:38,871 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:29:38,879 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:29:38,879 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:29:38,880 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:29:38,880 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:29:38,881 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:29:38,882 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:29:38,883 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:29:38,883 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:29:38,884 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:29:38,884 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:29:38,885 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:29:38,885 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:29:38,886 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:29:38,887 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:29:38,888 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:29:38,889 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:29:38,890 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:29:38,891 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:29:38,891 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:29:38,893 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:29:38,893 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:29:38,893 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:29:38,894 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:29:38,895 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:29:38,895 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:29:38,896 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:29:38,897 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:29:38,897 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:29:38,897 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:29:38,897 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:29:38,898 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:29:38,898 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:29:38,899 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:29:38,899 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_cde9b056-6703-4c12-b040-19c32f1b473a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 05:29:38,908 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:29:38,908 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:29:38,909 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:29:38,909 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:29:38,909 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:29:38,910 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:29:38,910 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:29:38,910 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:29:38,910 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:29:38,910 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:29:38,910 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:29:38,910 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:29:38,911 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:29:38,911 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:29:38,911 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:29:38,911 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:29:38,911 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:29:38,911 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 05:29:38,911 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 05:29:38,911 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:29:38,912 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:29:38,912 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:29:38,912 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:29:38,912 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:29:38,912 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:29:38,912 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 05:29:38,912 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:29:38,913 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:29:38,913 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_cde9b056-6703-4c12-b040-19c32f1b473a/bin-2019/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 [2018-11-10 05:29:38,934 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:29:38,941 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:29:38,943 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:29:38,944 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:29:38,944 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:29:38,944 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_cde9b056-6703-4c12-b040-19c32f1b473a/bin-2019/ukojak/../../sv-benchmarks/c/locks/test_locks_10_true-unreach-call_true-valid-memsafety_false-termination.c [2018-11-10 05:29:38,980 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cde9b056-6703-4c12-b040-19c32f1b473a/bin-2019/ukojak/data/7e83b4d2d/0cfaeb47121e42ffab5be6bf66aa8b3e/FLAG8a64dd0d3 [2018-11-10 05:29:39,375 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:29:39,376 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_cde9b056-6703-4c12-b040-19c32f1b473a/sv-benchmarks/c/locks/test_locks_10_true-unreach-call_true-valid-memsafety_false-termination.c [2018-11-10 05:29:39,380 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_cde9b056-6703-4c12-b040-19c32f1b473a/bin-2019/ukojak/data/7e83b4d2d/0cfaeb47121e42ffab5be6bf66aa8b3e/FLAG8a64dd0d3 [2018-11-10 05:29:39,388 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_cde9b056-6703-4c12-b040-19c32f1b473a/bin-2019/ukojak/data/7e83b4d2d/0cfaeb47121e42ffab5be6bf66aa8b3e [2018-11-10 05:29:39,390 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:29:39,391 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:29:39,392 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:29:39,392 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:29:39,394 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:29:39,395 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:29:39" (1/1) ... [2018-11-10 05:29:39,396 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eeb45d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:29:39, skipping insertion in model container [2018-11-10 05:29:39,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:29:39" (1/1) ... [2018-11-10 05:29:39,402 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:29:39,417 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:29:39,518 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:29:39,521 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:29:39,536 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:29:39,544 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:29:39,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:29:39 WrapperNode [2018-11-10 05:29:39,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:29:39,545 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:29:39,545 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:29:39,545 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:29:39,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:29:39" (1/1) ... [2018-11-10 05:29:39,557 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:29:39" (1/1) ... [2018-11-10 05:29:39,573 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:29:39,574 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:29:39,574 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:29:39,574 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:29:39,581 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:29:39" (1/1) ... [2018-11-10 05:29:39,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:29:39" (1/1) ... [2018-11-10 05:29:39,582 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:29:39" (1/1) ... [2018-11-10 05:29:39,582 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:29:39" (1/1) ... [2018-11-10 05:29:39,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:29:39" (1/1) ... [2018-11-10 05:29:39,589 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:29:39" (1/1) ... [2018-11-10 05:29:39,590 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:29:39" (1/1) ... [2018-11-10 05:29:39,592 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:29:39,592 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:29:39,592 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:29:39,593 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:29:39,593 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:29:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_cde9b056-6703-4c12-b040-19c32f1b473a/bin-2019/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 [2018-11-10 05:29:39,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:29:39,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:29:40,044 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:29:40,044 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:29:40 BoogieIcfgContainer [2018-11-10 05:29:40,044 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:29:40,045 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 05:29:40,045 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 05:29:40,052 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 05:29:40,052 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:29:40" (1/1) ... [2018-11-10 05:29:40,060 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:29:40,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:40,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 29 states and 51 transitions. [2018-11-10 05:29:40,084 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 51 transitions. [2018-11-10 05:29:40,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-10 05:29:40,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:40,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:40,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:40,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:40,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 47 transitions. [2018-11-10 05:29:40,271 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2018-11-10 05:29:40,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 05:29:40,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:40,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:40,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:40,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:40,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 31 states and 49 transitions. [2018-11-10 05:29:40,420 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 49 transitions. [2018-11-10 05:29:40,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 05:29:40,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:40,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:40,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:40,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:40,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 29 states and 46 transitions. [2018-11-10 05:29:40,500 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 46 transitions. [2018-11-10 05:29:40,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 05:29:40,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:40,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:40,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:40,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:40,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 32 states and 51 transitions. [2018-11-10 05:29:40,757 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 51 transitions. [2018-11-10 05:29:40,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 05:29:40,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:40,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:40,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:40,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:40,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 31 states and 48 transitions. [2018-11-10 05:29:40,863 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2018-11-10 05:29:40,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 05:29:40,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:40,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:40,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:41,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:41,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 35 states and 56 transitions. [2018-11-10 05:29:41,246 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 56 transitions. [2018-11-10 05:29:41,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 05:29:41,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:41,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:41,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:41,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:41,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 33 states and 53 transitions. [2018-11-10 05:29:41,354 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 53 transitions. [2018-11-10 05:29:41,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 05:29:41,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:41,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:41,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:41,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:41,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 32 states and 50 transitions. [2018-11-10 05:29:41,466 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2018-11-10 05:29:41,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 05:29:41,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:41,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:41,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:41,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:41,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2018-11-10 05:29:41,549 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2018-11-10 05:29:41,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 05:29:41,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:41,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:41,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:42,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:42,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 38 states and 61 transitions. [2018-11-10 05:29:42,053 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 61 transitions. [2018-11-10 05:29:42,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 05:29:42,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:42,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:42,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:42,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:42,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 34 states and 55 transitions. [2018-11-10 05:29:42,158 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 55 transitions. [2018-11-10 05:29:42,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 05:29:42,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:42,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:42,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:42,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:42,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 33 states and 52 transitions. [2018-11-10 05:29:42,297 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 52 transitions. [2018-11-10 05:29:42,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 05:29:42,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:42,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:42,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:42,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:42,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 52 transitions. [2018-11-10 05:29:42,398 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 52 transitions. [2018-11-10 05:29:42,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 05:29:42,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:42,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:42,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:42,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:42,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2018-11-10 05:29:42,495 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2018-11-10 05:29:42,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 05:29:42,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:42,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:42,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:43,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:43,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 41 states and 66 transitions. [2018-11-10 05:29:43,235 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 66 transitions. [2018-11-10 05:29:43,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 05:29:43,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:43,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:43,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:43,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:43,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 57 transitions. [2018-11-10 05:29:43,354 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 57 transitions. [2018-11-10 05:29:43,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 05:29:43,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:43,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:43,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:43,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:43,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 34 states and 54 transitions. [2018-11-10 05:29:43,539 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 54 transitions. [2018-11-10 05:29:43,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 05:29:43,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:43,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:43,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:43,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:43,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 35 states and 54 transitions. [2018-11-10 05:29:43,720 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 54 transitions. [2018-11-10 05:29:43,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 05:29:43,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:43,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:43,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:43,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:43,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2018-11-10 05:29:43,892 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2018-11-10 05:29:43,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 05:29:43,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:43,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:44,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:45,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:45,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 43 states and 71 transitions. [2018-11-10 05:29:45,108 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2018-11-10 05:29:45,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 05:29:45,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:45,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:45,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:45,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:45,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 44 states and 71 transitions. [2018-11-10 05:29:45,245 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 71 transitions. [2018-11-10 05:29:45,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 05:29:45,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:45,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:45,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:45,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:45,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2018-11-10 05:29:45,406 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2018-11-10 05:29:45,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 05:29:45,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:45,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:45,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:45,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:45,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 35 states and 56 transitions. [2018-11-10 05:29:45,629 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 56 transitions. [2018-11-10 05:29:45,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 05:29:45,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:45,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:45,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:45,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:45,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 56 transitions. [2018-11-10 05:29:45,807 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 56 transitions. [2018-11-10 05:29:45,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 05:29:45,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:45,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:45,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:45,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:45,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 37 states and 56 transitions. [2018-11-10 05:29:45,993 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 56 transitions. [2018-11-10 05:29:45,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 05:29:45,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:45,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:46,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:46,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:46,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 38 states and 56 transitions. [2018-11-10 05:29:46,156 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 56 transitions. [2018-11-10 05:29:46,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 05:29:46,156 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:46,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:46,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:47,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:47,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 46 states and 76 transitions. [2018-11-10 05:29:47,700 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 76 transitions. [2018-11-10 05:29:47,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 05:29:47,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:47,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:47,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:47,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:47,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 47 states and 76 transitions. [2018-11-10 05:29:47,920 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 76 transitions. [2018-11-10 05:29:47,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 05:29:47,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:47,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:47,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:48,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:48,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 61 transitions. [2018-11-10 05:29:48,134 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2018-11-10 05:29:48,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 05:29:48,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:48,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:48,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:48,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:48,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2018-11-10 05:29:48,412 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2018-11-10 05:29:48,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 05:29:48,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:48,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:48,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:48,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:48,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 37 states and 58 transitions. [2018-11-10 05:29:48,614 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 58 transitions. [2018-11-10 05:29:48,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 05:29:48,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:48,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:48,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:48,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:48,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 38 states and 58 transitions. [2018-11-10 05:29:48,820 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 58 transitions. [2018-11-10 05:29:48,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 05:29:48,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:48,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:48,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:49,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:49,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2018-11-10 05:29:49,007 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2018-11-10 05:29:49,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 05:29:49,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:49,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:49,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:49,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:49,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 40 states and 58 transitions. [2018-11-10 05:29:49,231 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 58 transitions. [2018-11-10 05:29:49,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 05:29:49,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:49,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:49,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:51,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:51,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 81 transitions. [2018-11-10 05:29:51,318 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 81 transitions. [2018-11-10 05:29:51,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 05:29:51,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:51,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:51,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:51,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:51,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 50 states and 81 transitions. [2018-11-10 05:29:51,518 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 81 transitions. [2018-11-10 05:29:51,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 05:29:51,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:51,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:51,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:51,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:51,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 38 states and 63 transitions. [2018-11-10 05:29:51,768 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 63 transitions. [2018-11-10 05:29:51,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 05:29:51,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:51,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:51,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:52,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:52,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2018-11-10 05:29:52,086 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2018-11-10 05:29:52,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 05:29:52,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:52,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:52,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:52,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:52,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 38 states and 60 transitions. [2018-11-10 05:29:52,339 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions. [2018-11-10 05:29:52,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 05:29:52,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:52,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:52,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:52,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:52,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 60 transitions. [2018-11-10 05:29:52,586 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2018-11-10 05:29:52,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 05:29:52,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:52,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:52,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:52,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:52,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 40 states and 60 transitions. [2018-11-10 05:29:52,820 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 60 transitions. [2018-11-10 05:29:52,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 05:29:52,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:52,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:52,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:53,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:53,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 41 states and 60 transitions. [2018-11-10 05:29:53,052 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2018-11-10 05:29:53,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 05:29:53,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:53,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:53,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:55,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:55,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 51 states and 86 transitions. [2018-11-10 05:29:55,855 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 86 transitions. [2018-11-10 05:29:55,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 05:29:55,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:55,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:55,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:56,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:56,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 52 states and 86 transitions. [2018-11-10 05:29:56,099 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 86 transitions. [2018-11-10 05:29:56,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 05:29:56,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:56,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:56,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:56,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:56,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 53 states and 86 transitions. [2018-11-10 05:29:56,364 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 86 transitions. [2018-11-10 05:29:56,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 05:29:56,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:56,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:56,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:56,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:56,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 65 transitions. [2018-11-10 05:29:56,664 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 65 transitions. [2018-11-10 05:29:56,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 05:29:56,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:56,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:56,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:57,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:57,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 62 transitions. [2018-11-10 05:29:57,037 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2018-11-10 05:29:57,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 05:29:57,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:57,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:57,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:57,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:57,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 39 states and 62 transitions. [2018-11-10 05:29:57,366 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 62 transitions. [2018-11-10 05:29:57,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 05:29:57,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:57,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:57,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:57,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:57,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2018-11-10 05:29:57,674 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2018-11-10 05:29:57,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 05:29:57,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:57,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:57,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:57,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:57,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 41 states and 62 transitions. [2018-11-10 05:29:57,960 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 62 transitions. [2018-11-10 05:29:57,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 05:29:57,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:57,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:57,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:58,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:58,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 62 transitions. [2018-11-10 05:29:58,236 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 62 transitions. [2018-11-10 05:29:58,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 05:29:58,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:58,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:58,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:58,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:58,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2018-11-10 05:29:58,514 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2018-11-10 05:29:58,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 05:29:58,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:58,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:58,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:58,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:58,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 44 states and 62 transitions. [2018-11-10 05:29:58,778 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 62 transitions. [2018-11-10 05:29:58,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 05:29:58,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:58,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:58,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:59,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:59,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 45 states and 62 transitions. [2018-11-10 05:29:59,094 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 62 transitions. [2018-11-10 05:29:59,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 05:29:59,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:29:59,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:29:59,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:29:59,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:29:59,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2018-11-10 05:29:59,476 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2018-11-10 05:29:59,476 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 05:29:59,476 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 56 iterations. [2018-11-10 05:29:59,481 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 05:29:59,686 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:29:59,688 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:29:59,688 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:29:59,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 05:29:59 ImpRootNode [2018-11-10 05:29:59,688 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 05:29:59,689 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:29:59,689 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:29:59,689 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:29:59,689 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:29:40" (3/4) ... [2018-11-10 05:29:59,692 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 05:29:59,700 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-11-10 05:29:59,701 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 05:29:59,701 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 05:29:59,742 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_cde9b056-6703-4c12-b040-19c32f1b473a/bin-2019/ukojak/witness.graphml [2018-11-10 05:29:59,743 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:29:59,743 INFO L168 Benchmark]: Toolchain (without parser) took 20352.45 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 445.1 MB). Free memory was 960.3 MB in the beginning and 1.3 GB in the end (delta: -350.8 MB). Peak memory consumption was 94.3 MB. Max. memory is 11.5 GB. [2018-11-10 05:29:59,744 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:29:59,744 INFO L168 Benchmark]: CACSL2BoogieTranslator took 152.82 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.5 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-10 05:29:59,745 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.67 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:29:59,745 INFO L168 Benchmark]: Boogie Preprocessor took 18.30 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:29:59,745 INFO L168 Benchmark]: RCFGBuilder took 451.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 943.1 MB in the beginning and 1.1 GB in the end (delta: -149.7 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. [2018-11-10 05:29:59,745 INFO L168 Benchmark]: CodeCheck took 19643.73 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 310.9 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -218.4 MB). Peak memory consumption was 92.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:29:59,745 INFO L168 Benchmark]: Witness Printer took 54.12 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 80.9 kB). Peak memory consumption was 80.9 kB. Max. memory is 11.5 GB. [2018-11-10 05:29:59,747 INFO L336 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, 41 locations, 1 error locations. SAFE Result, 19.4s OverallTime, 56 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, -1174782980 SDslu, 0 SDs, 0 SdLazy, -1195788296 SolverSat, 2021161980 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7324 GetRequests, 6924 SyntacticMatches, 0 SemanticMatches, 400 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75113 ImplicationChecksByTransitivity, 18.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 760 NumberOfCodeBlocks, 760 NumberOfCodeBlocksAsserted, 55 NumberOfCheckSat, 705 ConstructedInterpolants, 0 QuantifiedInterpolants, 46095 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 AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 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 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 152.82 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.5 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.67 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.30 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 451.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 943.1 MB in the beginning and 1.1 GB in the end (delta: -149.7 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. * CodeCheck took 19643.73 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 310.9 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -218.4 MB). Peak memory consumption was 92.5 MB. Max. memory is 11.5 GB. * Witness Printer took 54.12 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 80.9 kB). Peak memory consumption was 80.9 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...