./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label31_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d5cc36d9-493b-4e4a-9cbc-f97cf2784cd5/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d5cc36d9-493b-4e4a-9cbc-f97cf2784cd5/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d5cc36d9-493b-4e4a-9cbc-f97cf2784cd5/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d5cc36d9-493b-4e4a-9cbc-f97cf2784cd5/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label31_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d5cc36d9-493b-4e4a-9cbc-f97cf2784cd5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d5cc36d9-493b-4e4a-9cbc-f97cf2784cd5/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 6c11a77ae60398387f07c46b13bc2f8c57513c68 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-03 01:23:44,619 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 01:23:44,620 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 01:23:44,626 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 01:23:44,626 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 01:23:44,626 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 01:23:44,627 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 01:23:44,628 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 01:23:44,629 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 01:23:44,629 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 01:23:44,630 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 01:23:44,630 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 01:23:44,630 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 01:23:44,631 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 01:23:44,631 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 01:23:44,632 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 01:23:44,632 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 01:23:44,633 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 01:23:44,634 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 01:23:44,635 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 01:23:44,635 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 01:23:44,636 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 01:23:44,637 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 01:23:44,637 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 01:23:44,637 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 01:23:44,638 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 01:23:44,638 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 01:23:44,639 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 01:23:44,639 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 01:23:44,640 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 01:23:44,640 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 01:23:44,640 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 01:23:44,640 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 01:23:44,640 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 01:23:44,641 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 01:23:44,641 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 01:23:44,641 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d5cc36d9-493b-4e4a-9cbc-f97cf2784cd5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-03 01:23:44,649 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 01:23:44,649 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 01:23:44,650 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 01:23:44,650 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-03 01:23:44,650 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-03 01:23:44,650 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-03 01:23:44,650 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 01:23:44,651 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 01:23:44,651 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 01:23:44,651 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 01:23:44,651 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 01:23:44,651 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 01:23:44,651 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 01:23:44,651 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 01:23:44,651 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 01:23:44,651 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 01:23:44,651 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-03 01:23:44,652 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 01:23:44,652 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-03 01:23:44,652 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-03 01:23:44,652 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 01:23:44,652 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 01:23:44,652 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-03 01:23:44,652 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 01:23:44,652 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 01:23:44,652 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 01:23:44,652 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-03 01:23:44,653 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 01:23:44,653 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 01:23:44,653 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_d5cc36d9-493b-4e4a-9cbc-f97cf2784cd5/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 -> 6c11a77ae60398387f07c46b13bc2f8c57513c68 [2018-12-03 01:23:44,671 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 01:23:44,679 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 01:23:44,681 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 01:23:44,682 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 01:23:44,683 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 01:23:44,683 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d5cc36d9-493b-4e4a-9cbc-f97cf2784cd5/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label31_true-unreach-call_false-termination.c [2018-12-03 01:23:44,724 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d5cc36d9-493b-4e4a-9cbc-f97cf2784cd5/bin-2019/ukojak/data/d81815c4e/8a97c1eca4fd4556b088016fb10da571/FLAGe85e6a2b4 [2018-12-03 01:23:45,153 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 01:23:45,153 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d5cc36d9-493b-4e4a-9cbc-f97cf2784cd5/sv-benchmarks/c/eca-rers2012/Problem01_label31_true-unreach-call_false-termination.c [2018-12-03 01:23:45,159 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d5cc36d9-493b-4e4a-9cbc-f97cf2784cd5/bin-2019/ukojak/data/d81815c4e/8a97c1eca4fd4556b088016fb10da571/FLAGe85e6a2b4 [2018-12-03 01:23:45,168 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d5cc36d9-493b-4e4a-9cbc-f97cf2784cd5/bin-2019/ukojak/data/d81815c4e/8a97c1eca4fd4556b088016fb10da571 [2018-12-03 01:23:45,169 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 01:23:45,170 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 01:23:45,171 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 01:23:45,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 01:23:45,173 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 01:23:45,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:23:45" (1/1) ... [2018-12-03 01:23:45,175 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a1782ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:23:45, skipping insertion in model container [2018-12-03 01:23:45,175 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:23:45" (1/1) ... [2018-12-03 01:23:45,179 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 01:23:45,202 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 01:23:45,371 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 01:23:45,374 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 01:23:45,454 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 01:23:45,463 INFO L195 MainTranslator]: Completed translation [2018-12-03 01:23:45,463 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:23:45 WrapperNode [2018-12-03 01:23:45,463 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 01:23:45,464 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 01:23:45,464 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 01:23:45,464 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 01:23:45,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:23:45" (1/1) ... [2018-12-03 01:23:45,478 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:23:45" (1/1) ... [2018-12-03 01:23:45,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 01:23:45,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 01:23:45,506 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 01:23:45,506 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 01:23:45,512 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:23:45" (1/1) ... [2018-12-03 01:23:45,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:23:45" (1/1) ... [2018-12-03 01:23:45,514 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:23:45" (1/1) ... [2018-12-03 01:23:45,515 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:23:45" (1/1) ... [2018-12-03 01:23:45,524 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:23:45" (1/1) ... [2018-12-03 01:23:45,530 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:23:45" (1/1) ... [2018-12-03 01:23:45,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:23:45" (1/1) ... [2018-12-03 01:23:45,535 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 01:23:45,536 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 01:23:45,536 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 01:23:45,536 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 01:23:45,536 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:23:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d5cc36d9-493b-4e4a-9cbc-f97cf2784cd5/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 [2018-12-03 01:23:45,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 01:23:45,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 01:23:46,621 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 01:23:46,621 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-03 01:23:46,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:23:46 BoogieIcfgContainer [2018-12-03 01:23:46,621 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 01:23:46,622 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-03 01:23:46,622 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-03 01:23:46,628 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-03 01:23:46,629 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:23:46" (1/1) ... [2018-12-03 01:23:46,636 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:23:46,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:46,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-12-03 01:23:46,659 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-12-03 01:23:46,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-03 01:23:46,662 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:46,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:46,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:23:47,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:47,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 145 states and 231 transitions. [2018-12-03 01:23:47,146 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 231 transitions. [2018-12-03 01:23:47,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-03 01:23:47,147 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:47,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:47,232 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:23:47,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:47,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 215 states and 304 transitions. [2018-12-03 01:23:47,543 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 304 transitions. [2018-12-03 01:23:47,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-03 01:23:47,544 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:47,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:47,597 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-03 01:23:47,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:47,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 216 states and 305 transitions. [2018-12-03 01:23:47,688 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 305 transitions. [2018-12-03 01:23:47,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-03 01:23:47,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:47,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:47,723 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:23:47,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:47,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 231 states and 323 transitions. [2018-12-03 01:23:47,808 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 323 transitions. [2018-12-03 01:23:47,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-03 01:23:47,809 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:47,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:47,826 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-03 01:23:47,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:47,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 232 states and 325 transitions. [2018-12-03 01:23:47,931 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 325 transitions. [2018-12-03 01:23:47,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-03 01:23:47,934 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:47,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:47,979 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:23:48,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:48,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 252 states and 350 transitions. [2018-12-03 01:23:48,156 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 350 transitions. [2018-12-03 01:23:48,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-03 01:23:48,157 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:48,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:48,173 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-03 01:23:48,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:48,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 253 states and 351 transitions. [2018-12-03 01:23:48,256 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 351 transitions. [2018-12-03 01:23:48,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-03 01:23:48,257 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:48,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:48,288 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-03 01:23:48,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:48,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 254 states and 353 transitions. [2018-12-03 01:23:48,398 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 353 transitions. [2018-12-03 01:23:48,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-03 01:23:48,399 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:48,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:48,448 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:23:48,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:48,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 280 states and 386 transitions. [2018-12-03 01:23:48,793 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 386 transitions. [2018-12-03 01:23:48,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-03 01:23:48,795 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:48,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:48,821 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-03 01:23:48,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:48,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 285 states and 394 transitions. [2018-12-03 01:23:48,929 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 394 transitions. [2018-12-03 01:23:48,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-03 01:23:48,929 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:48,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:48,985 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-03 01:23:49,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:49,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 299 states and 415 transitions. [2018-12-03 01:23:49,263 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 415 transitions. [2018-12-03 01:23:49,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-03 01:23:49,263 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:49,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:49,284 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:23:49,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:49,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 302 states and 418 transitions. [2018-12-03 01:23:49,360 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 418 transitions. [2018-12-03 01:23:49,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-03 01:23:49,361 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:49,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:49,389 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-03 01:23:49,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:49,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 308 states and 425 transitions. [2018-12-03 01:23:49,421 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 425 transitions. [2018-12-03 01:23:49,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-03 01:23:49,422 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:49,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:49,450 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-03 01:23:49,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:49,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 313 states and 429 transitions. [2018-12-03 01:23:49,577 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 429 transitions. [2018-12-03 01:23:49,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-03 01:23:49,577 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:49,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:49,661 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-03 01:23:49,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:49,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 322 states and 445 transitions. [2018-12-03 01:23:49,991 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 445 transitions. [2018-12-03 01:23:49,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-03 01:23:49,992 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:49,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:50,029 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:23:50,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:50,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 336 states and 459 transitions. [2018-12-03 01:23:50,084 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 459 transitions. [2018-12-03 01:23:50,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-03 01:23:50,084 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:50,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:50,174 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-03 01:23:50,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:50,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 350 states and 479 transitions. [2018-12-03 01:23:50,493 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 479 transitions. [2018-12-03 01:23:50,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-03 01:23:50,493 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:50,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:50,540 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-03 01:23:50,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:50,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 362 states and 494 transitions. [2018-12-03 01:23:50,920 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 494 transitions. [2018-12-03 01:23:50,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-03 01:23:50,921 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:50,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:50,953 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:23:51,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:51,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 387 states and 520 transitions. [2018-12-03 01:23:51,107 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 520 transitions. [2018-12-03 01:23:51,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-03 01:23:51,116 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:51,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:51,212 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-03 01:23:51,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:51,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 388 states and 525 transitions. [2018-12-03 01:23:51,381 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 525 transitions. [2018-12-03 01:23:51,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-03 01:23:51,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:51,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:51,411 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-03 01:23:51,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:51,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 402 states and 540 transitions. [2018-12-03 01:23:51,485 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 540 transitions. [2018-12-03 01:23:51,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-03 01:23:51,485 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:51,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:51,518 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:23:51,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:51,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 409 states and 548 transitions. [2018-12-03 01:23:51,551 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 548 transitions. [2018-12-03 01:23:51,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-03 01:23:51,552 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:51,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:51,652 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:23:52,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:52,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 454 states and 603 transitions. [2018-12-03 01:23:52,258 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 603 transitions. [2018-12-03 01:23:52,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-03 01:23:52,259 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:52,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:52,318 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:23:52,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:52,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 494 states and 648 transitions. [2018-12-03 01:23:52,738 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 648 transitions. [2018-12-03 01:23:52,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-03 01:23:52,739 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:52,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:52,792 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:23:52,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:52,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 495 states and 648 transitions. [2018-12-03 01:23:52,894 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 648 transitions. [2018-12-03 01:23:52,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-03 01:23:52,895 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:52,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:52,917 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-03 01:23:52,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:52,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 506 states and 660 transitions. [2018-12-03 01:23:52,965 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 660 transitions. [2018-12-03 01:23:52,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-03 01:23:52,966 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:52,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:52,984 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-03 01:23:53,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:53,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 513 states and 669 transitions. [2018-12-03 01:23:53,011 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 669 transitions. [2018-12-03 01:23:53,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-03 01:23:53,012 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:53,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:53,030 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-03 01:23:53,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:53,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 538 states and 695 transitions. [2018-12-03 01:23:53,492 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 695 transitions. [2018-12-03 01:23:53,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-03 01:23:53,493 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:53,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:53,555 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-03 01:23:53,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:53,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 563 states and 723 transitions. [2018-12-03 01:23:53,987 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 723 transitions. [2018-12-03 01:23:53,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-03 01:23:53,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:53,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:54,225 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-03 01:23:55,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:55,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 591 states and 758 transitions. [2018-12-03 01:23:55,215 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 758 transitions. [2018-12-03 01:23:55,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-03 01:23:55,215 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:55,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:55,257 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-03 01:23:55,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:55,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 594 states and 763 transitions. [2018-12-03 01:23:55,410 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 763 transitions. [2018-12-03 01:23:55,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-03 01:23:55,411 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:55,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:55,706 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:23:57,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:23:57,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 659 states and 832 transitions. [2018-12-03 01:23:57,130 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 832 transitions. [2018-12-03 01:23:57,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-03 01:23:57,131 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:23:57,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:23:57,656 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:24:00,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:00,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 716 states and 894 transitions. [2018-12-03 01:24:00,152 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 894 transitions. [2018-12-03 01:24:00,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-03 01:24:00,153 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:00,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:00,642 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:24:02,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:02,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 785 states and 974 transitions. [2018-12-03 01:24:02,023 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 974 transitions. [2018-12-03 01:24:02,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-03 01:24:02,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:02,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:02,058 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-03 01:24:02,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:02,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 786 states and 975 transitions. [2018-12-03 01:24:02,181 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 975 transitions. [2018-12-03 01:24:02,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-03 01:24:02,183 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:02,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:02,338 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:24:03,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:03,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 832 states and 1022 transitions. [2018-12-03 01:24:03,686 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1022 transitions. [2018-12-03 01:24:03,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-03 01:24:03,687 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:03,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:03,741 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:24:04,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:04,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 838 states and 1030 transitions. [2018-12-03 01:24:04,125 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1030 transitions. [2018-12-03 01:24:04,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-03 01:24:04,126 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:04,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:04,323 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 106 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-03 01:24:05,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:05,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 849 states and 1048 transitions. [2018-12-03 01:24:05,038 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1048 transitions. [2018-12-03 01:24:05,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-03 01:24:05,038 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:05,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:05,266 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:24:06,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:06,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 899 states and 1099 transitions. [2018-12-03 01:24:06,867 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1099 transitions. [2018-12-03 01:24:06,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-03 01:24:06,868 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:06,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:06,918 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:24:07,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:07,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 920 states and 1119 transitions. [2018-12-03 01:24:07,113 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1119 transitions. [2018-12-03 01:24:07,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-12-03 01:24:07,114 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:07,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:07,142 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-03 01:24:07,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:07,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 921 states and 1123 transitions. [2018-12-03 01:24:07,318 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1123 transitions. [2018-12-03 01:24:07,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-03 01:24:07,319 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:07,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:07,346 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-03 01:24:07,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:07,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 923 states and 1126 transitions. [2018-12-03 01:24:07,499 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1126 transitions. [2018-12-03 01:24:07,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-03 01:24:07,499 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:07,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:07,674 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-03 01:24:08,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:08,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 933 states and 1141 transitions. [2018-12-03 01:24:08,543 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1141 transitions. [2018-12-03 01:24:08,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-03 01:24:08,544 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:08,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:09,010 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 155 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-03 01:24:09,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:09,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 947 states and 1156 transitions. [2018-12-03 01:24:09,756 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1156 transitions. [2018-12-03 01:24:09,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-03 01:24:09,757 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:09,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:09,797 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-03 01:24:10,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:10,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 950 states and 1163 transitions. [2018-12-03 01:24:10,298 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1163 transitions. [2018-12-03 01:24:10,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-03 01:24:10,298 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:10,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:10,784 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 109 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:24:15,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:15,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 1019 states and 1242 transitions. [2018-12-03 01:24:15,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1242 transitions. [2018-12-03 01:24:15,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-03 01:24:15,035 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:15,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:15,114 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 109 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:24:17,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:17,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 1047 states and 1275 transitions. [2018-12-03 01:24:17,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1275 transitions. [2018-12-03 01:24:17,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-03 01:24:17,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:17,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:17,384 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 110 proven. 69 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-03 01:24:18,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:18,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1089 states and 1326 transitions. [2018-12-03 01:24:18,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1326 transitions. [2018-12-03 01:24:18,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-03 01:24:18,841 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:18,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:19,140 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-03 01:24:21,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:21,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1098 states and 1343 transitions. [2018-12-03 01:24:21,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 1343 transitions. [2018-12-03 01:24:21,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-03 01:24:21,340 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:21,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:22,631 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-03 01:24:24,215 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 37 [2018-12-03 01:24:26,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:26,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1146 states and 1397 transitions. [2018-12-03 01:24:26,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1397 transitions. [2018-12-03 01:24:26,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-03 01:24:26,335 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:26,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:26,445 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-03 01:24:27,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:27,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 1156 states and 1406 transitions. [2018-12-03 01:24:27,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1406 transitions. [2018-12-03 01:24:27,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-03 01:24:27,315 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:27,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:27,349 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-03 01:24:28,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:28,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 1160 states and 1412 transitions. [2018-12-03 01:24:28,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1412 transitions. [2018-12-03 01:24:28,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-03 01:24:28,187 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:28,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:28,342 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 233 proven. 4 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-03 01:24:29,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:29,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 1163 states and 1414 transitions. [2018-12-03 01:24:29,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 1414 transitions. [2018-12-03 01:24:29,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-03 01:24:29,262 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:29,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:30,143 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 129 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:24:33,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:33,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 1232 states and 1495 transitions. [2018-12-03 01:24:33,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 1495 transitions. [2018-12-03 01:24:33,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-03 01:24:33,469 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:33,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:33,664 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 129 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:24:34,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:34,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1248 states and 1513 transitions. [2018-12-03 01:24:34,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1513 transitions. [2018-12-03 01:24:34,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-03 01:24:34,191 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:34,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:34,309 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 124 proven. 4 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-03 01:24:34,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:34,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 1250 states and 1516 transitions. [2018-12-03 01:24:34,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1516 transitions. [2018-12-03 01:24:34,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-03 01:24:34,733 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:34,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:34,880 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-03 01:24:35,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:35,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1275 states and 1547 transitions. [2018-12-03 01:24:35,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 1547 transitions. [2018-12-03 01:24:35,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-03 01:24:35,534 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:35,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:35,576 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-03 01:24:36,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:36,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1314 states and 1592 transitions. [2018-12-03 01:24:36,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1592 transitions. [2018-12-03 01:24:36,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-03 01:24:36,855 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:36,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:36,911 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-03 01:24:37,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:37,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 1330 states and 1608 transitions. [2018-12-03 01:24:37,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1608 transitions. [2018-12-03 01:24:37,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-03 01:24:37,543 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:37,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:37,915 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 164 proven. 1 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-03 01:24:39,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:39,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1355 states and 1636 transitions. [2018-12-03 01:24:39,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1636 transitions. [2018-12-03 01:24:39,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-03 01:24:39,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:39,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:40,286 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-03 01:24:42,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:42,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 1359 states and 1640 transitions. [2018-12-03 01:24:42,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 1640 transitions. [2018-12-03 01:24:42,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-03 01:24:42,731 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:42,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:42,805 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-03 01:24:43,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:43,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1429 states and 1713 transitions. [2018-12-03 01:24:43,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 1713 transitions. [2018-12-03 01:24:43,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-03 01:24:43,591 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:43,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:43,641 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2018-12-03 01:24:43,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:43,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1430 states and 1713 transitions. [2018-12-03 01:24:43,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 1713 transitions. [2018-12-03 01:24:43,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-03 01:24:43,886 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:43,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:44,133 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 240 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-03 01:24:46,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:46,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1466 states and 1761 transitions. [2018-12-03 01:24:46,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 1761 transitions. [2018-12-03 01:24:46,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-03 01:24:46,628 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:46,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:48,159 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-03 01:24:49,497 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2018-12-03 01:24:53,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:53,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1821 states to 1526 states and 1821 transitions. [2018-12-03 01:24:53,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1821 transitions. [2018-12-03 01:24:53,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-12-03 01:24:53,123 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:53,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:54,802 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 256 proven. 20 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-03 01:24:58,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:24:58,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 1556 states and 1862 transitions. [2018-12-03 01:24:58,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 1862 transitions. [2018-12-03 01:24:58,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-03 01:24:58,175 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:24:58,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:24:58,943 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 239 proven. 18 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-03 01:25:02,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:02,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 1566 states and 1876 transitions. [2018-12-03 01:25:02,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 1876 transitions. [2018-12-03 01:25:02,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-03 01:25:02,920 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:02,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:03,389 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 44 proven. 227 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-03 01:25:08,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:08,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 1681 states and 2003 transitions. [2018-12-03 01:25:08,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 2003 transitions. [2018-12-03 01:25:08,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-12-03 01:25:08,066 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:08,483 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-03 01:25:10,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:10,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 1698 states and 2022 transitions. [2018-12-03 01:25:10,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 2022 transitions. [2018-12-03 01:25:10,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-12-03 01:25:10,821 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:10,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:11,119 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-03 01:25:11,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:11,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2027 states to 1701 states and 2027 transitions. [2018-12-03 01:25:11,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 2027 transitions. [2018-12-03 01:25:11,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-12-03 01:25:11,730 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:11,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:12,028 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-03 01:25:12,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:12,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2030 states to 1702 states and 2030 transitions. [2018-12-03 01:25:12,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 2030 transitions. [2018-12-03 01:25:12,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-03 01:25:12,521 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:12,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:13,790 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-03 01:25:17,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:17,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2063 states to 1734 states and 2063 transitions. [2018-12-03 01:25:17,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2063 transitions. [2018-12-03 01:25:17,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-12-03 01:25:17,021 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:17,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:18,358 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-03 01:25:23,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:23,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2094 states to 1761 states and 2094 transitions. [2018-12-03 01:25:23,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 2094 transitions. [2018-12-03 01:25:23,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-12-03 01:25:23,611 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:23,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:23,739 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-03 01:25:27,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:27,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 1789 states and 2126 transitions. [2018-12-03 01:25:27,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 2126 transitions. [2018-12-03 01:25:27,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-12-03 01:25:27,266 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:27,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:27,396 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-03 01:25:27,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:27,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 1790 states and 2129 transitions. [2018-12-03 01:25:27,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 2129 transitions. [2018-12-03 01:25:27,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-03 01:25:27,947 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:27,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:29,187 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-03 01:25:33,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:33,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 1825 states and 2166 transitions. [2018-12-03 01:25:33,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 2166 transitions. [2018-12-03 01:25:33,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-03 01:25:33,785 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:33,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:33,958 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-03 01:25:34,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:34,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 1842 states and 2184 transitions. [2018-12-03 01:25:34,744 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2184 transitions. [2018-12-03 01:25:34,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-12-03 01:25:34,745 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:34,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:35,383 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 402 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-03 01:25:40,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:40,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2309 states to 1947 states and 2309 transitions. [2018-12-03 01:25:40,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1947 states and 2309 transitions. [2018-12-03 01:25:40,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-12-03 01:25:40,728 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:40,916 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 342 proven. 5 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-03 01:25:40,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:40,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2311 states to 1949 states and 2311 transitions. [2018-12-03 01:25:40,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1949 states and 2311 transitions. [2018-12-03 01:25:40,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-12-03 01:25:40,997 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:41,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:41,532 INFO L134 CoverageAnalysis]: Checked inductivity of 516 backedges. 422 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-03 01:25:43,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:43,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 2024 states and 2390 transitions. [2018-12-03 01:25:43,454 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 2390 transitions. [2018-12-03 01:25:43,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-12-03 01:25:43,456 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:43,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:43,719 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 299 proven. 101 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-12-03 01:25:44,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:44,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2413 states to 2046 states and 2413 transitions. [2018-12-03 01:25:44,554 INFO L276 IsEmpty]: Start isEmpty. Operand 2046 states and 2413 transitions. [2018-12-03 01:25:44,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-12-03 01:25:44,556 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:44,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:45,045 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 373 proven. 13 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2018-12-03 01:25:46,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:46,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 2051 states and 2417 transitions. [2018-12-03 01:25:46,060 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 2417 transitions. [2018-12-03 01:25:46,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-03 01:25:46,061 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:46,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:46,114 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 377 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-03 01:25:47,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:47,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2453 states to 2078 states and 2453 transitions. [2018-12-03 01:25:47,591 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 2453 transitions. [2018-12-03 01:25:47,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-03 01:25:47,592 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:47,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:47,645 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 377 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-03 01:25:48,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:48,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2459 states to 2083 states and 2459 transitions. [2018-12-03 01:25:48,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2083 states and 2459 transitions. [2018-12-03 01:25:48,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-12-03 01:25:48,507 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:48,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:48,574 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-12-03 01:25:49,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:49,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2481 states to 2104 states and 2481 transitions. [2018-12-03 01:25:49,839 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 2481 transitions. [2018-12-03 01:25:49,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-03 01:25:49,840 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:49,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:50,479 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 476 proven. 4 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-03 01:25:51,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:51,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2484 states to 2105 states and 2484 transitions. [2018-12-03 01:25:51,338 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 2484 transitions. [2018-12-03 01:25:51,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-03 01:25:51,339 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:51,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:51,637 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 476 proven. 4 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-03 01:25:52,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:52,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 2108 states and 2487 transitions. [2018-12-03 01:25:52,696 INFO L276 IsEmpty]: Start isEmpty. Operand 2108 states and 2487 transitions. [2018-12-03 01:25:52,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-03 01:25:52,697 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:52,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:53,029 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 476 proven. 4 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-03 01:25:53,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:53,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2490 states to 2111 states and 2490 transitions. [2018-12-03 01:25:53,992 INFO L276 IsEmpty]: Start isEmpty. Operand 2111 states and 2490 transitions. [2018-12-03 01:25:53,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-12-03 01:25:53,993 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:54,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:54,435 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 502 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-03 01:25:56,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:56,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2592 states to 2205 states and 2592 transitions. [2018-12-03 01:25:56,950 INFO L276 IsEmpty]: Start isEmpty. Operand 2205 states and 2592 transitions. [2018-12-03 01:25:56,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-03 01:25:56,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:56,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:25:57,766 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 390 proven. 128 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-03 01:25:58,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:25:58,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2593 states to 2206 states and 2593 transitions. [2018-12-03 01:25:58,737 INFO L276 IsEmpty]: Start isEmpty. Operand 2206 states and 2593 transitions. [2018-12-03 01:25:58,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-12-03 01:25:58,738 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:25:58,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:00,759 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-03 01:26:09,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:09,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2693 states to 2297 states and 2693 transitions. [2018-12-03 01:26:09,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2297 states and 2693 transitions. [2018-12-03 01:26:09,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-12-03 01:26:09,286 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:26:09,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:26:09,831 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 413 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2018-12-03 01:26:17,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:26:17,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2625 states to 2223 states and 2625 transitions. [2018-12-03 01:26:17,465 INFO L276 IsEmpty]: Start isEmpty. Operand 2223 states and 2625 transitions. [2018-12-03 01:26:17,466 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-03 01:26:17,466 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 93 iterations. [2018-12-03 01:26:17,472 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-03 01:26:17,596 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 40 [2018-12-03 01:26:17,707 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 40 [2018-12-03 01:26:17,848 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 44 [2018-12-03 01:26:17,956 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 40 [2018-12-03 01:26:18,094 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 42 [2018-12-03 01:26:18,284 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 41 [2018-12-03 01:26:18,425 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 35 [2018-12-03 01:26:18,578 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 44 [2018-12-03 01:26:18,724 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 44 [2018-12-03 01:26:18,928 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 35 [2018-12-03 01:26:19,125 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 41 [2018-12-03 01:26:19,275 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 44 [2018-12-03 01:26:19,499 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 44 [2018-12-03 01:26:19,643 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 44 [2018-12-03 01:26:19,905 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 41 [2018-12-03 01:26:20,179 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 44 [2018-12-03 01:26:20,293 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 40 [2018-12-03 01:26:20,443 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 42 [2018-12-03 01:26:20,588 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 41 [2018-12-03 01:26:20,809 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 40 [2018-12-03 01:26:21,176 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 40 [2018-12-03 01:26:21,340 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 40 [2018-12-03 01:26:21,729 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 41 [2018-12-03 01:26:21,943 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 44 [2018-12-03 01:26:22,238 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 41 [2018-12-03 01:26:22,437 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 41 [2018-12-03 01:26:22,572 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 41 [2018-12-03 01:26:22,859 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 40 [2018-12-03 01:26:23,009 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 35 [2018-12-03 01:26:23,387 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 40 [2018-12-03 01:26:23,559 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 40 [2018-12-03 01:26:23,705 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 44 [2018-12-03 01:26:24,145 WARN L180 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 75 [2018-12-03 01:26:24,370 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 40 [2018-12-03 01:26:24,475 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 40 [2018-12-03 01:26:24,616 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 42 [2018-12-03 01:26:24,833 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 42 [2018-12-03 01:26:24,979 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 42 [2018-12-03 01:26:25,112 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 41 [2018-12-03 01:26:25,272 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 44 [2018-12-03 01:26:25,273 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-03 01:26:25,275 INFO L583 CodeCheckObserver]: Invariant with dag size 35 [2018-12-03 01:26:25,280 INFO L583 CodeCheckObserver]: Invariant with dag size 35 [2018-12-03 01:26:25,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:26:25 ImpRootNode [2018-12-03 01:26:25,282 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-03 01:26:25,283 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-03 01:26:25,283 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-03 01:26:25,283 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-03 01:26:25,283 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:23:46" (3/4) ... [2018-12-03 01:26:25,287 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-03 01:26:25,301 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 100 nodes and edges [2018-12-03 01:26:25,302 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-12-03 01:26:25,303 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-03 01:26:25,390 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d5cc36d9-493b-4e4a-9cbc-f97cf2784cd5/bin-2019/ukojak/witness.graphml [2018-12-03 01:26:25,390 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-03 01:26:25,391 INFO L168 Benchmark]: Toolchain (without parser) took 160220.92 ms. Allocated memory was 1.0 GB in the beginning and 2.2 GB in the end (delta: 1.2 GB). Free memory was 945.2 MB in the beginning and 1.4 GB in the end (delta: -409.6 MB). Peak memory consumption was 781.5 MB. Max. memory is 11.5 GB. [2018-12-03 01:26:25,391 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 01:26:25,391 INFO L168 Benchmark]: CACSL2BoogieTranslator took 293.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -173.1 MB). Peak memory consumption was 38.2 MB. Max. memory is 11.5 GB. [2018-12-03 01:26:25,392 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.76 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-03 01:26:25,392 INFO L168 Benchmark]: Boogie Preprocessor took 29.51 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 01:26:25,392 INFO L168 Benchmark]: RCFGBuilder took 1085.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 896.7 MB in the end (delta: 214.7 MB). Peak memory consumption was 214.7 MB. Max. memory is 11.5 GB. [2018-12-03 01:26:25,392 INFO L168 Benchmark]: CodeCheck took 158660.70 ms. Allocated memory was 1.2 GB in the beginning and 2.2 GB in the end (delta: 1.1 GB). Free memory was 896.7 MB in the beginning and 1.4 GB in the end (delta: -484.6 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-12-03 01:26:25,393 INFO L168 Benchmark]: Witness Printer took 107.16 ms. Allocated memory is still 2.2 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. [2018-12-03 01:26:25,394 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, 198 locations, 1 error locations. SAFE Result, 150.8s OverallTime, 93 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1664436984 SDtfs, 402389654 SDslu, 167289360 SDs, 0 SdLazy, -1826600086 SolverSat, 269214252 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 281.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 111630 GetRequests, 107056 SyntacticMatches, 3226 SemanticMatches, 1348 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1400808 ImplicationChecksByTransitivity, 133.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 22.8s InterpolantComputationTime, 16938 NumberOfCodeBlocks, 16938 NumberOfCodeBlocksAsserted, 92 NumberOfCheckSat, 16846 ConstructedInterpolants, 0 QuantifiedInterpolants, 25425080 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 92 InterpolantComputations, 71 PerfectInterpolantSequences, 19142/19903 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: 452]: 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: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (((((a20 == 1 || !(a7 == 1)) || (((((!(a21 == 1) && a16 == 4) && a8 == 13) && a17 == 1) && a12 == 8) && a20 <= 0)) || (((((a8 == 15 && a16 == 4) && a12 == 8) && a17 <= 0) && a21 == 1) && a20 <= 0)) || (((((a16 == 4 && a8 == 14) && a12 == 8) && a17 <= 0) && a21 == 1) && a20 <= 0)) || (((((a8 == 14 && a12 == 8) && a17 <= 0) && a21 == 1) && a20 <= 0) && a16 == 5)) || (((((a8 == 15 && a12 == 8) && a17 <= 0) && a21 == 1) && a20 <= 0) && a16 == 5) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((((a20 == 1 || !(a7 == 1)) || (((((!(a21 == 1) && a16 == 4) && a8 == 13) && a17 == 1) && a12 == 8) && a20 <= 0)) || (((((a8 == 15 && a12 == 8) && a17 <= 0) && a21 == 1) && a20 <= 0) && a16 == 5)) || (((((a8 == 15 && a16 == 4) && a12 == 8) && a17 <= 0) && a21 == 1) && a20 <= 0)) || (((((a16 == 4 && a8 == 14) && a12 == 8) && a17 <= 0) && a21 == 1) && a20 <= 0)) || (((((a8 == 14 && a12 == 8) && a17 <= 0) && a21 == 1) && a20 <= 0) && a16 == 5) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 293.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -173.1 MB). Peak memory consumption was 38.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 41.76 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.51 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1085.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 896.7 MB in the end (delta: 214.7 MB). Peak memory consumption was 214.7 MB. Max. memory is 11.5 GB. * CodeCheck took 158660.70 ms. Allocated memory was 1.2 GB in the beginning and 2.2 GB in the end (delta: 1.1 GB). Free memory was 896.7 MB in the beginning and 1.4 GB in the end (delta: -484.6 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. * Witness Printer took 107.16 ms. Allocated memory is still 2.2 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...