./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label17_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_c52ee565-634a-46d3-b8d6-d1083e82a1c0/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c52ee565-634a-46d3-b8d6-d1083e82a1c0/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c52ee565-634a-46d3-b8d6-d1083e82a1c0/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c52ee565-634a-46d3-b8d6-d1083e82a1c0/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label17_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c52ee565-634a-46d3-b8d6-d1083e82a1c0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c52ee565-634a-46d3-b8d6-d1083e82a1c0/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 3bc052be4bf83a6b89bc47d6157f3742948fabcf ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 12:54:39,615 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 12:54:39,616 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 12:54:39,623 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 12:54:39,623 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 12:54:39,624 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 12:54:39,625 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 12:54:39,626 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 12:54:39,627 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 12:54:39,628 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 12:54:39,628 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 12:54:39,629 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 12:54:39,629 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 12:54:39,630 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 12:54:39,631 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 12:54:39,631 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 12:54:39,632 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 12:54:39,633 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 12:54:39,634 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 12:54:39,635 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 12:54:39,636 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 12:54:39,637 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 12:54:39,639 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 12:54:39,639 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 12:54:39,639 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 12:54:39,640 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 12:54:39,640 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 12:54:39,641 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 12:54:39,641 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 12:54:39,642 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 12:54:39,642 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 12:54:39,642 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 12:54:39,643 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 12:54:39,643 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 12:54:39,643 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 12:54:39,644 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 12:54:39,644 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c52ee565-634a-46d3-b8d6-d1083e82a1c0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 12:54:39,654 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 12:54:39,654 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 12:54:39,655 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 12:54:39,655 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 12:54:39,655 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 12:54:39,656 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 12:54:39,656 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 12:54:39,656 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 12:54:39,656 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 12:54:39,656 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 12:54:39,656 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 12:54:39,656 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 12:54:39,656 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 12:54:39,657 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 12:54:39,657 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 12:54:39,657 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 12:54:39,657 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 12:54:39,657 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 12:54:39,657 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 12:54:39,657 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 12:54:39,657 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 12:54:39,658 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 12:54:39,658 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 12:54:39,658 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 12:54:39,658 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 12:54:39,658 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 12:54:39,658 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 12:54:39,658 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 12:54:39,658 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 12:54:39,659 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_c52ee565-634a-46d3-b8d6-d1083e82a1c0/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 -> 3bc052be4bf83a6b89bc47d6157f3742948fabcf [2018-11-23 12:54:39,680 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 12:54:39,688 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 12:54:39,690 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 12:54:39,691 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 12:54:39,692 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 12:54:39,692 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c52ee565-634a-46d3-b8d6-d1083e82a1c0/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label17_true-unreach-call_false-termination.c [2018-11-23 12:54:39,728 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c52ee565-634a-46d3-b8d6-d1083e82a1c0/bin-2019/ukojak/data/0769fdfa6/c82bc5af641d436bbf6c53ef8fa20073/FLAG39f0928e1 [2018-11-23 12:54:40,195 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 12:54:40,195 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c52ee565-634a-46d3-b8d6-d1083e82a1c0/sv-benchmarks/c/eca-rers2012/Problem02_label17_true-unreach-call_false-termination.c [2018-11-23 12:54:40,204 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c52ee565-634a-46d3-b8d6-d1083e82a1c0/bin-2019/ukojak/data/0769fdfa6/c82bc5af641d436bbf6c53ef8fa20073/FLAG39f0928e1 [2018-11-23 12:54:40,712 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c52ee565-634a-46d3-b8d6-d1083e82a1c0/bin-2019/ukojak/data/0769fdfa6/c82bc5af641d436bbf6c53ef8fa20073 [2018-11-23 12:54:40,715 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 12:54:40,716 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 12:54:40,716 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 12:54:40,716 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 12:54:40,719 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 12:54:40,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:54:40" (1/1) ... [2018-11-23 12:54:40,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43e5f2ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:40, skipping insertion in model container [2018-11-23 12:54:40,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:54:40" (1/1) ... [2018-11-23 12:54:40,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 12:54:40,768 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 12:54:40,981 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:54:40,985 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 12:54:41,050 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 12:54:41,062 INFO L195 MainTranslator]: Completed translation [2018-11-23 12:54:41,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:41 WrapperNode [2018-11-23 12:54:41,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 12:54:41,063 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 12:54:41,063 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 12:54:41,063 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 12:54:41,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:41" (1/1) ... [2018-11-23 12:54:41,130 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:41" (1/1) ... [2018-11-23 12:54:41,166 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 12:54:41,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 12:54:41,167 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 12:54:41,167 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 12:54:41,174 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:41" (1/1) ... [2018-11-23 12:54:41,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:41" (1/1) ... [2018-11-23 12:54:41,178 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:41" (1/1) ... [2018-11-23 12:54:41,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:41" (1/1) ... [2018-11-23 12:54:41,191 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:41" (1/1) ... [2018-11-23 12:54:41,199 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:41" (1/1) ... [2018-11-23 12:54:41,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:41" (1/1) ... [2018-11-23 12:54:41,208 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 12:54:41,208 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 12:54:41,208 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 12:54:41,209 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 12:54:41,209 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c52ee565-634a-46d3-b8d6-d1083e82a1c0/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 [2018-11-23 12:54:41,263 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 12:54:41,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 12:54:41,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 12:54:43,031 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 12:54:43,031 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 12:54:43,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:43 BoogieIcfgContainer [2018-11-23 12:54:43,032 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 12:54:43,032 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 12:54:43,032 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 12:54:43,042 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 12:54:43,043 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:43" (1/1) ... [2018-11-23 12:54:43,053 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 12:54:43,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:43,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-11-23 12:54:43,089 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-11-23 12:54:43,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 12:54:43,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:43,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:43,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:54:43,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:43,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 163 states and 241 transitions. [2018-11-23 12:54:43,753 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 241 transitions. [2018-11-23 12:54:43,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 12:54:43,756 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:43,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:43,832 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 12:54:43,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:43,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 164 states and 242 transitions. [2018-11-23 12:54:43,963 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 242 transitions. [2018-11-23 12:54:43,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 12:54:43,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:43,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:44,045 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:54:44,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:44,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 181 states and 268 transitions. [2018-11-23 12:54:44,169 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 268 transitions. [2018-11-23 12:54:44,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 12:54:44,171 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:44,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:44,221 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:54:44,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:44,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 199 states and 292 transitions. [2018-11-23 12:54:44,535 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 292 transitions. [2018-11-23 12:54:44,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 12:54:44,540 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:44,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:44,586 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:54:44,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:44,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 220 states and 320 transitions. [2018-11-23 12:54:44,850 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 320 transitions. [2018-11-23 12:54:44,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 12:54:44,854 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:44,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:44,878 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:54:45,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:45,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 224 states and 325 transitions. [2018-11-23 12:54:45,050 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 325 transitions. [2018-11-23 12:54:45,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-23 12:54:45,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:45,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:45,074 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 12:54:45,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:45,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 242 states and 345 transitions. [2018-11-23 12:54:45,403 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 345 transitions. [2018-11-23 12:54:45,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-23 12:54:45,404 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:45,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:45,426 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:54:45,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:45,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 246 states and 349 transitions. [2018-11-23 12:54:45,462 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 349 transitions. [2018-11-23 12:54:45,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 12:54:45,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:45,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:45,485 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 12:54:45,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:45,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 247 states and 351 transitions. [2018-11-23 12:54:45,594 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 351 transitions. [2018-11-23 12:54:45,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 12:54:45,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:45,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:45,615 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 12:54:45,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:45,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 250 states and 354 transitions. [2018-11-23 12:54:45,708 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 354 transitions. [2018-11-23 12:54:45,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 12:54:45,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:45,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:45,753 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:54:46,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:46,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 329 states and 450 transitions. [2018-11-23 12:54:46,098 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 450 transitions. [2018-11-23 12:54:46,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 12:54:46,099 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:46,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:46,119 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:54:46,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:46,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 347 states and 470 transitions. [2018-11-23 12:54:46,347 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 470 transitions. [2018-11-23 12:54:46,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 12:54:46,348 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:46,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:46,402 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:54:46,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:46,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 377 states and 508 transitions. [2018-11-23 12:54:46,846 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 508 transitions. [2018-11-23 12:54:46,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-23 12:54:46,847 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:46,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:46,936 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:54:47,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:47,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 383 states and 518 transitions. [2018-11-23 12:54:47,139 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 518 transitions. [2018-11-23 12:54:47,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 12:54:47,140 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:47,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:47,225 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:54:48,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:48,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 413 states and 553 transitions. [2018-11-23 12:54:48,077 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 553 transitions. [2018-11-23 12:54:48,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 12:54:48,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:48,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:48,120 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:54:48,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:48,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 416 states and 556 transitions. [2018-11-23 12:54:48,220 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 556 transitions. [2018-11-23 12:54:48,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-23 12:54:48,221 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:48,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:48,280 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:54:48,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:48,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 421 states and 561 transitions. [2018-11-23 12:54:48,310 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 561 transitions. [2018-11-23 12:54:48,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 12:54:48,311 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:48,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:48,336 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:54:48,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:48,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 434 states and 575 transitions. [2018-11-23 12:54:48,440 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 575 transitions. [2018-11-23 12:54:48,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-23 12:54:48,441 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:48,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:48,469 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:54:48,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:48,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 453 states and 597 transitions. [2018-11-23 12:54:48,687 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 597 transitions. [2018-11-23 12:54:48,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-23 12:54:48,688 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:48,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:48,718 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 12:54:48,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:48,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 457 states and 600 transitions. [2018-11-23 12:54:48,794 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 600 transitions. [2018-11-23 12:54:48,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 12:54:48,795 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:48,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:48,824 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:54:48,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:48,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 462 states and 604 transitions. [2018-11-23 12:54:48,853 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 604 transitions. [2018-11-23 12:54:48,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 12:54:48,854 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:48,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:49,010 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:54:49,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:49,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 464 states and 607 transitions. [2018-11-23 12:54:49,271 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 607 transitions. [2018-11-23 12:54:49,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 12:54:49,272 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:49,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:49,384 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:54:49,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:49,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 478 states and 622 transitions. [2018-11-23 12:54:49,744 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 622 transitions. [2018-11-23 12:54:49,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 12:54:49,745 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:49,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:49,769 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:54:49,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:49,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 482 states and 627 transitions. [2018-11-23 12:54:49,964 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 627 transitions. [2018-11-23 12:54:49,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 12:54:49,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:49,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:50,304 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 75 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:54:51,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:51,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 522 states and 678 transitions. [2018-11-23 12:54:51,299 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 678 transitions. [2018-11-23 12:54:51,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 12:54:51,300 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:51,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:51,362 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:54:51,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:51,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 549 states and 705 transitions. [2018-11-23 12:54:51,439 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 705 transitions. [2018-11-23 12:54:51,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 12:54:51,440 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:51,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:51,461 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 12:54:51,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:51,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 554 states and 710 transitions. [2018-11-23 12:54:51,579 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 710 transitions. [2018-11-23 12:54:51,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 12:54:51,579 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:51,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:51,607 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:54:51,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:51,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 575 states and 731 transitions. [2018-11-23 12:54:51,686 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 731 transitions. [2018-11-23 12:54:51,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 12:54:51,687 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:51,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:51,736 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 12:54:51,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:51,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 576 states and 732 transitions. [2018-11-23 12:54:51,747 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 732 transitions. [2018-11-23 12:54:51,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-23 12:54:51,747 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:51,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:52,167 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:54:53,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:53,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 635 states and 797 transitions. [2018-11-23 12:54:53,641 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 797 transitions. [2018-11-23 12:54:53,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 12:54:53,642 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:53,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:53,687 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 12:54:54,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:54,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 654 states and 819 transitions. [2018-11-23 12:54:54,141 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 819 transitions. [2018-11-23 12:54:54,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 12:54:54,142 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:54,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:54,182 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 12:54:54,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:54,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 655 states and 821 transitions. [2018-11-23 12:54:54,217 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 821 transitions. [2018-11-23 12:54:54,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 12:54:54,218 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:54,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:54,466 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:54:57,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:57,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 723 states and 903 transitions. [2018-11-23 12:54:57,263 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 903 transitions. [2018-11-23 12:54:57,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 12:54:57,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:57,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:57,306 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:54:57,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:57,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 726 states and 906 transitions. [2018-11-23 12:54:57,496 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 906 transitions. [2018-11-23 12:54:57,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 12:54:57,497 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:57,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:57,523 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 12:54:57,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:57,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 743 states and 923 transitions. [2018-11-23 12:54:57,623 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 923 transitions. [2018-11-23 12:54:57,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-23 12:54:57,623 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:57,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:57,664 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 12:54:57,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:57,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 745 states and 924 transitions. [2018-11-23 12:54:57,843 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 924 transitions. [2018-11-23 12:54:57,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 12:54:57,844 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:57,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:58,007 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:54:59,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:59,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 782 states and 965 transitions. [2018-11-23 12:54:59,528 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 965 transitions. [2018-11-23 12:54:59,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 12:54:59,528 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:59,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:59,609 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:54:59,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:54:59,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 796 states and 979 transitions. [2018-11-23 12:54:59,833 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 979 transitions. [2018-11-23 12:54:59,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 12:54:59,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:54:59,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:54:59,919 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:55:00,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:00,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 809 states and 992 transitions. [2018-11-23 12:55:00,531 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 992 transitions. [2018-11-23 12:55:00,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 12:55:00,532 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:00,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:00,613 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:55:01,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:01,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 827 states and 1010 transitions. [2018-11-23 12:55:01,025 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1010 transitions. [2018-11-23 12:55:01,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 12:55:01,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:01,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:01,075 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:55:01,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:01,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 842 states and 1025 transitions. [2018-11-23 12:55:01,475 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1025 transitions. [2018-11-23 12:55:01,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 12:55:01,476 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:01,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:01,528 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 12:55:01,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:01,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 844 states and 1026 transitions. [2018-11-23 12:55:01,613 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1026 transitions. [2018-11-23 12:55:01,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-23 12:55:01,614 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:01,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:01,715 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:55:01,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:01,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 846 states and 1028 transitions. [2018-11-23 12:55:01,883 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1028 transitions. [2018-11-23 12:55:01,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 12:55:01,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:01,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:01,907 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:55:02,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:02,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 850 states and 1035 transitions. [2018-11-23 12:55:02,099 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1035 transitions. [2018-11-23 12:55:02,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-23 12:55:02,100 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:02,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:02,154 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 12:55:02,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:02,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 852 states and 1037 transitions. [2018-11-23 12:55:02,264 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1037 transitions. [2018-11-23 12:55:02,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-23 12:55:02,265 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:02,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:02,296 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 12:55:03,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:03,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 879 states and 1066 transitions. [2018-11-23 12:55:03,147 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1066 transitions. [2018-11-23 12:55:03,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 12:55:03,147 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:03,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:03,182 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:55:03,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:03,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 891 states and 1083 transitions. [2018-11-23 12:55:03,598 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1083 transitions. [2018-11-23 12:55:03,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 12:55:03,598 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:03,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:03,911 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 152 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:55:05,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:05,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 910 states and 1107 transitions. [2018-11-23 12:55:05,250 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1107 transitions. [2018-11-23 12:55:05,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 12:55:05,252 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:05,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:05,310 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:55:05,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:05,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 914 states and 1112 transitions. [2018-11-23 12:55:05,445 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1112 transitions. [2018-11-23 12:55:05,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-23 12:55:05,446 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:05,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:05,472 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 12:55:05,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:05,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 916 states and 1113 transitions. [2018-11-23 12:55:05,716 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1113 transitions. [2018-11-23 12:55:05,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-23 12:55:05,717 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:05,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:05,771 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-23 12:55:06,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:06,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 928 states and 1124 transitions. [2018-11-23 12:55:06,233 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1124 transitions. [2018-11-23 12:55:06,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-23 12:55:06,234 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:06,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:06,332 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:55:06,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:06,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 999 states and 1201 transitions. [2018-11-23 12:55:06,877 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1201 transitions. [2018-11-23 12:55:06,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-23 12:55:06,878 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:06,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:06,922 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 12:55:07,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:07,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1078 states and 1286 transitions. [2018-11-23 12:55:07,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 1286 transitions. [2018-11-23 12:55:07,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 12:55:07,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:07,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:07,674 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 12:55:08,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:08,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 1108 states and 1317 transitions. [2018-11-23 12:55:08,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1317 transitions. [2018-11-23 12:55:08,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 12:55:08,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:08,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:08,266 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 12:55:09,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:09,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1133 states and 1342 transitions. [2018-11-23 12:55:09,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1342 transitions. [2018-11-23 12:55:09,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-23 12:55:09,441 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:09,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:09,483 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:55:09,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:09,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1158 states and 1366 transitions. [2018-11-23 12:55:09,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1366 transitions. [2018-11-23 12:55:09,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-23 12:55:09,732 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:09,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:09,781 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:55:11,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:11,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1190 states and 1398 transitions. [2018-11-23 12:55:11,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1398 transitions. [2018-11-23 12:55:11,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-23 12:55:11,042 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:11,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:11,068 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 12:55:11,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:11,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 1192 states and 1399 transitions. [2018-11-23 12:55:11,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1399 transitions. [2018-11-23 12:55:11,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-23 12:55:11,163 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:11,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:11,194 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 12:55:11,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:11,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1198 states and 1404 transitions. [2018-11-23 12:55:11,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1404 transitions. [2018-11-23 12:55:11,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 12:55:11,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:11,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:11,365 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 12:55:12,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:12,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1274 states and 1489 transitions. [2018-11-23 12:55:12,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 1489 transitions. [2018-11-23 12:55:12,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 12:55:12,426 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:12,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:12,452 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 12:55:12,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:12,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1279 states and 1494 transitions. [2018-11-23 12:55:12,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 1494 transitions. [2018-11-23 12:55:12,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 12:55:12,644 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:12,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:12,668 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 12:55:13,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:13,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1304 states and 1519 transitions. [2018-11-23 12:55:13,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 1519 transitions. [2018-11-23 12:55:13,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 12:55:13,224 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:13,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:13,270 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 12:55:13,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:13,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1308 states and 1528 transitions. [2018-11-23 12:55:13,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 1528 transitions. [2018-11-23 12:55:13,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 12:55:13,434 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:13,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:13,487 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 12:55:13,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:13,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 1310 states and 1531 transitions. [2018-11-23 12:55:13,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1531 transitions. [2018-11-23 12:55:13,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 12:55:13,655 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:13,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:13,702 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-23 12:55:13,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:13,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1315 states and 1539 transitions. [2018-11-23 12:55:13,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1539 transitions. [2018-11-23 12:55:13,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 12:55:13,863 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:13,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:13,909 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-23 12:55:14,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:14,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1316 states and 1539 transitions. [2018-11-23 12:55:14,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 1539 transitions. [2018-11-23 12:55:14,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 12:55:14,086 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:14,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:14,274 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:55:15,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:15,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1350 states and 1577 transitions. [2018-11-23 12:55:15,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1577 transitions. [2018-11-23 12:55:15,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 12:55:15,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:15,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:15,109 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:55:15,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:15,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1352 states and 1578 transitions. [2018-11-23 12:55:15,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1578 transitions. [2018-11-23 12:55:15,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-23 12:55:15,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:15,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:15,361 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 12:55:15,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:15,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1372 states and 1602 transitions. [2018-11-23 12:55:15,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1602 transitions. [2018-11-23 12:55:15,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-23 12:55:15,818 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:15,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:15,858 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 12:55:16,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:16,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1375 states and 1605 transitions. [2018-11-23 12:55:16,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1605 transitions. [2018-11-23 12:55:16,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 12:55:16,097 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:16,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:16,148 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 148 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 12:55:16,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:16,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 1421 states and 1657 transitions. [2018-11-23 12:55:16,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 1657 transitions. [2018-11-23 12:55:16,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 12:55:16,840 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:16,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:16,890 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 148 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 12:55:17,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:17,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1426 states and 1661 transitions. [2018-11-23 12:55:17,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 1661 transitions. [2018-11-23 12:55:17,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 12:55:17,257 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:17,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:17,340 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 148 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 12:55:17,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:17,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 1430 states and 1666 transitions. [2018-11-23 12:55:17,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 1666 transitions. [2018-11-23 12:55:17,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 12:55:17,534 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:17,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:17,583 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 12:55:18,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:18,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1463 states and 1705 transitions. [2018-11-23 12:55:18,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 1705 transitions. [2018-11-23 12:55:18,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 12:55:18,417 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:18,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:18,494 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 12:55:19,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:19,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 1473 states and 1714 transitions. [2018-11-23 12:55:19,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 1714 transitions. [2018-11-23 12:55:19,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 12:55:19,023 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:19,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:19,050 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 12:55:19,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:19,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1477 states and 1720 transitions. [2018-11-23 12:55:19,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 1720 transitions. [2018-11-23 12:55:19,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-23 12:55:19,167 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:19,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:19,206 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 12:55:19,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:19,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1489 states and 1732 transitions. [2018-11-23 12:55:19,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 1732 transitions. [2018-11-23 12:55:19,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-23 12:55:19,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:19,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:19,305 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 12:55:19,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:19,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1496 states and 1738 transitions. [2018-11-23 12:55:19,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 1738 transitions. [2018-11-23 12:55:19,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-23 12:55:19,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:19,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:19,624 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:55:19,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:19,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 1527 states and 1774 transitions. [2018-11-23 12:55:19,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 1774 transitions. [2018-11-23 12:55:19,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-23 12:55:19,996 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:20,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:20,034 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:55:21,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:21,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1561 states and 1811 transitions. [2018-11-23 12:55:21,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 1811 transitions. [2018-11-23 12:55:21,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-23 12:55:21,242 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:21,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:21,271 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 12:55:21,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:21,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 1568 states and 1817 transitions. [2018-11-23 12:55:21,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 1817 transitions. [2018-11-23 12:55:21,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-23 12:55:21,507 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:21,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:21,558 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 12:55:21,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:21,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 1573 states and 1820 transitions. [2018-11-23 12:55:21,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 1820 transitions. [2018-11-23 12:55:21,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 12:55:21,732 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:21,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:22,602 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:55:25,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:25,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 1650 states and 1913 transitions. [2018-11-23 12:55:25,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1650 states and 1913 transitions. [2018-11-23 12:55:25,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 12:55:25,398 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:25,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:25,601 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:55:25,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:25,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 1654 states and 1917 transitions. [2018-11-23 12:55:25,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 1917 transitions. [2018-11-23 12:55:25,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 12:55:25,923 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:25,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:26,118 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 12:55:26,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:26,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1659 states and 1921 transitions. [2018-11-23 12:55:26,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 1921 transitions. [2018-11-23 12:55:26,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-23 12:55:26,377 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:26,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:26,420 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 12:55:26,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:26,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1672 states and 1935 transitions. [2018-11-23 12:55:26,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 1935 transitions. [2018-11-23 12:55:26,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-23 12:55:26,655 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:26,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:26,696 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-23 12:55:27,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:27,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 1751 states and 2017 transitions. [2018-11-23 12:55:27,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 2017 transitions. [2018-11-23 12:55:27,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-23 12:55:27,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:27,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:27,531 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 194 proven. 16 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-23 12:55:27,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:27,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 1768 states and 2036 transitions. [2018-11-23 12:55:27,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 2036 transitions. [2018-11-23 12:55:27,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-23 12:55:27,865 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:27,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:27,935 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 194 proven. 16 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-23 12:55:28,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:28,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 1769 states and 2036 transitions. [2018-11-23 12:55:28,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 2036 transitions. [2018-11-23 12:55:28,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-23 12:55:28,150 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:28,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:28,217 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 282 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2018-11-23 12:55:28,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:28,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 1770 states and 2037 transitions. [2018-11-23 12:55:28,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 2037 transitions. [2018-11-23 12:55:28,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-23 12:55:28,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 12:55:28,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 12:55:28,321 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 282 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2018-11-23 12:55:28,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 12:55:28,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1952 states to 1688 states and 1952 transitions. [2018-11-23 12:55:28,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 1952 transitions. [2018-11-23 12:55:28,583 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 12:55:28,583 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 92 iterations. [2018-11-23 12:55:28,590 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 12:55:31,831 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 12:55:31,833 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-23 12:55:31,837 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-23 12:55:31,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:55:31 ImpRootNode [2018-11-23 12:55:31,838 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 12:55:31,839 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 12:55:31,839 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 12:55:31,839 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 12:55:31,839 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:43" (3/4) ... [2018-11-23 12:55:31,842 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 12:55:31,856 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2018-11-23 12:55:31,857 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-23 12:55:31,858 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-23 12:55:31,858 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 12:55:31,954 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c52ee565-634a-46d3-b8d6-d1083e82a1c0/bin-2019/ukojak/witness.graphml [2018-11-23 12:55:31,954 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 12:55:31,955 INFO L168 Benchmark]: Toolchain (without parser) took 51239.53 ms. Allocated memory was 1.0 GB in the beginning and 2.6 GB in the end (delta: 1.5 GB). Free memory was 951.1 MB in the beginning and 1.7 GB in the end (delta: -760.6 MB). Peak memory consumption was 781.4 MB. Max. memory is 11.5 GB. [2018-11-23 12:55:31,956 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 12:55:31,956 INFO L168 Benchmark]: CACSL2BoogieTranslator took 346.39 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 916.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-23 12:55:31,956 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 916.2 MB in the beginning and 1.1 GB in the end (delta: -204.2 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-23 12:55:31,957 INFO L168 Benchmark]: Boogie Preprocessor took 41.55 ms. Allocated memory is still 1.2 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. [2018-11-23 12:55:31,957 INFO L168 Benchmark]: RCFGBuilder took 1823.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 875.5 MB in the end (delta: 239.5 MB). Peak memory consumption was 239.5 MB. Max. memory is 11.5 GB. [2018-11-23 12:55:31,957 INFO L168 Benchmark]: CodeCheck took 48806.04 ms. Allocated memory was 1.2 GB in the beginning and 2.6 GB in the end (delta: 1.4 GB). Free memory was 875.5 MB in the beginning and 1.7 GB in the end (delta: -869.0 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2018-11-23 12:55:31,957 INFO L168 Benchmark]: Witness Printer took 115.68 ms. Allocated memory is still 2.6 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 32.9 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. [2018-11-23 12:55:31,959 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, 227 locations, 1 error locations. SAFE Result, 45.5s OverallTime, 92 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1425803360 SDtfs, -1145132288 SDslu, -1297856 SDs, 0 SdLazy, -273487416 SolverSat, 637911936 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 200.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 98381 GetRequests, 96474 SyntacticMatches, 1199 SemanticMatches, 708 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 374102 ImplicationChecksByTransitivity, 35.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 15078 NumberOfCodeBlocks, 15078 NumberOfCodeBlocksAsserted, 91 NumberOfCheckSat, 14987 ConstructedInterpolants, 0 QuantifiedInterpolants, 6825158 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 91 InterpolantComputations, 74 PerfectInterpolantSequences, 11141/11423 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: 529]: 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: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((a19 == 1 || !(a25 == 1)) || a17 == 8) || !(a28 == 11) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((!(a28 == 11) || a19 == 1) || a17 == 8) || !(a25 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 346.39 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 916.2 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 103.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.4 MB). Free memory was 916.2 MB in the beginning and 1.1 GB in the end (delta: -204.2 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.55 ms. Allocated memory is still 1.2 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 1823.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 875.5 MB in the end (delta: 239.5 MB). Peak memory consumption was 239.5 MB. Max. memory is 11.5 GB. * CodeCheck took 48806.04 ms. Allocated memory was 1.2 GB in the beginning and 2.6 GB in the end (delta: 1.4 GB). Free memory was 875.5 MB in the beginning and 1.7 GB in the end (delta: -869.0 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. * Witness Printer took 115.68 ms. Allocated memory is still 2.6 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 32.9 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...