./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label15_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3cfbf3bd-8554-494e-a26b-fe48990c39f8/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3cfbf3bd-8554-494e-a26b-fe48990c39f8/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3cfbf3bd-8554-494e-a26b-fe48990c39f8/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3cfbf3bd-8554-494e-a26b-fe48990c39f8/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label15_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3cfbf3bd-8554-494e-a26b-fe48990c39f8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3cfbf3bd-8554-494e-a26b-fe48990c39f8/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 a36e59b73de737948c8406f65f182e859a67435b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 19:28:04,978 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 19:28:04,980 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 19:28:04,991 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 19:28:04,992 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 19:28:04,993 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 19:28:04,994 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 19:28:04,996 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 19:28:04,998 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 19:28:04,999 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 19:28:05,000 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 19:28:05,000 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 19:28:05,001 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 19:28:05,002 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 19:28:05,003 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 19:28:05,004 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 19:28:05,005 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 19:28:05,007 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 19:28:05,009 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 19:28:05,011 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 19:28:05,012 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 19:28:05,013 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 19:28:05,016 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 19:28:05,016 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 19:28:05,017 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 19:28:05,018 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 19:28:05,019 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 19:28:05,020 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 19:28:05,021 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 19:28:05,022 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 19:28:05,023 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 19:28:05,023 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 19:28:05,023 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 19:28:05,024 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 19:28:05,025 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 19:28:05,025 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 19:28:05,026 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3cfbf3bd-8554-494e-a26b-fe48990c39f8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 19:28:05,040 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 19:28:05,040 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 19:28:05,041 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 19:28:05,041 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 19:28:05,042 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 19:28:05,042 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 19:28:05,042 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 19:28:05,042 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 19:28:05,042 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 19:28:05,042 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 19:28:05,043 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 19:28:05,043 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 19:28:05,043 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 19:28:05,043 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 19:28:05,043 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 19:28:05,043 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 19:28:05,044 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 19:28:05,044 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 19:28:05,044 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 19:28:05,044 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 19:28:05,044 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 19:28:05,044 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 19:28:05,045 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 19:28:05,045 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 19:28:05,045 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 19:28:05,045 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 19:28:05,045 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 19:28:05,045 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 19:28:05,046 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 19:28:05,046 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_3cfbf3bd-8554-494e-a26b-fe48990c39f8/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 -> a36e59b73de737948c8406f65f182e859a67435b [2018-11-18 19:28:05,086 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 19:28:05,098 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 19:28:05,102 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 19:28:05,103 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 19:28:05,104 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 19:28:05,104 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3cfbf3bd-8554-494e-a26b-fe48990c39f8/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label15_true-unreach-call_false-termination.c [2018-11-18 19:28:05,155 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3cfbf3bd-8554-494e-a26b-fe48990c39f8/bin-2019/ukojak/data/71c237f37/bb9138e7b11b42f7883667a6e7aec06c/FLAG8edc51a7d [2018-11-18 19:28:05,591 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 19:28:05,591 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3cfbf3bd-8554-494e-a26b-fe48990c39f8/sv-benchmarks/c/eca-rers2012/Problem02_label15_true-unreach-call_false-termination.c [2018-11-18 19:28:05,602 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3cfbf3bd-8554-494e-a26b-fe48990c39f8/bin-2019/ukojak/data/71c237f37/bb9138e7b11b42f7883667a6e7aec06c/FLAG8edc51a7d [2018-11-18 19:28:05,615 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3cfbf3bd-8554-494e-a26b-fe48990c39f8/bin-2019/ukojak/data/71c237f37/bb9138e7b11b42f7883667a6e7aec06c [2018-11-18 19:28:05,618 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 19:28:05,619 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 19:28:05,620 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 19:28:05,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 19:28:05,624 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 19:28:05,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:28:05" (1/1) ... [2018-11-18 19:28:05,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3275144b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:28:05, skipping insertion in model container [2018-11-18 19:28:05,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:28:05" (1/1) ... [2018-11-18 19:28:05,635 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 19:28:05,688 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 19:28:06,033 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 19:28:06,037 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 19:28:06,128 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 19:28:06,144 INFO L195 MainTranslator]: Completed translation [2018-11-18 19:28:06,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:28:06 WrapperNode [2018-11-18 19:28:06,145 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 19:28:06,145 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 19:28:06,146 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 19:28:06,146 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 19:28:06,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:28:06" (1/1) ... [2018-11-18 19:28:06,227 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:28:06" (1/1) ... [2018-11-18 19:28:06,270 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 19:28:06,270 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 19:28:06,270 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 19:28:06,271 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 19:28:06,280 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:28:06" (1/1) ... [2018-11-18 19:28:06,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:28:06" (1/1) ... [2018-11-18 19:28:06,284 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:28:06" (1/1) ... [2018-11-18 19:28:06,284 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:28:06" (1/1) ... [2018-11-18 19:28:06,301 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:28:06" (1/1) ... [2018-11-18 19:28:06,312 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:28:06" (1/1) ... [2018-11-18 19:28:06,321 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:28:06" (1/1) ... [2018-11-18 19:28:06,330 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 19:28:06,332 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 19:28:06,338 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 19:28:06,338 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 19:28:06,339 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:28:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3cfbf3bd-8554-494e-a26b-fe48990c39f8/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 19:28:06,405 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 19:28:06,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 19:28:06,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 19:28:09,800 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 19:28:09,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:28:09 BoogieIcfgContainer [2018-11-18 19:28:09,801 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 19:28:09,801 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 19:28:09,801 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 19:28:09,812 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 19:28:09,813 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:28:09" (1/1) ... [2018-11-18 19:28:09,824 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 19:28:09,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:09,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-18 19:28:09,856 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-18 19:28:09,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 19:28:09,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:10,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:10,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:10,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:10,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 165 states and 278 transitions. [2018-11-18 19:28:10,968 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 278 transitions. [2018-11-18 19:28:10,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 19:28:10,971 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:11,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:11,098 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 19:28:12,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:12,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 249 states and 367 transitions. [2018-11-18 19:28:12,014 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 367 transitions. [2018-11-18 19:28:12,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 19:28:12,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:12,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:12,046 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:12,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:12,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 255 states and 373 transitions. [2018-11-18 19:28:12,347 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 373 transitions. [2018-11-18 19:28:12,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 19:28:12,349 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:12,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:12,422 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:12,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:12,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 258 states and 376 transitions. [2018-11-18 19:28:12,560 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 376 transitions. [2018-11-18 19:28:12,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 19:28:12,574 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:12,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:12,619 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:12,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:12,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 260 states and 378 transitions. [2018-11-18 19:28:12,720 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 378 transitions. [2018-11-18 19:28:12,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 19:28:12,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:12,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:12,856 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:13,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:13,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 279 states and 403 transitions. [2018-11-18 19:28:13,167 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 403 transitions. [2018-11-18 19:28:13,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 19:28:13,171 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:13,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:13,656 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:14,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:14,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 298 states and 430 transitions. [2018-11-18 19:28:14,953 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 430 transitions. [2018-11-18 19:28:14,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 19:28:14,954 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:14,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:15,088 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 19:28:15,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:15,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 322 states and 466 transitions. [2018-11-18 19:28:15,772 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 466 transitions. [2018-11-18 19:28:15,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 19:28:15,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:15,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:15,800 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 19:28:16,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:16,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 326 states and 472 transitions. [2018-11-18 19:28:16,200 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 472 transitions. [2018-11-18 19:28:16,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 19:28:16,201 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:16,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:16,229 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 19:28:16,594 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-18 19:28:16,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:16,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 341 states and 490 transitions. [2018-11-18 19:28:16,943 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 490 transitions. [2018-11-18 19:28:16,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 19:28:16,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:16,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:16,968 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:17,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:17,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 346 states and 496 transitions. [2018-11-18 19:28:17,195 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 496 transitions. [2018-11-18 19:28:17,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 19:28:17,195 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:17,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:17,296 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:18,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:18,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 370 states and 530 transitions. [2018-11-18 19:28:18,184 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 530 transitions. [2018-11-18 19:28:18,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 19:28:18,186 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:18,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:18,211 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:19,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:19,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 375 states and 538 transitions. [2018-11-18 19:28:19,053 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 538 transitions. [2018-11-18 19:28:19,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 19:28:19,054 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:19,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:19,086 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:19,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:19,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 379 states and 543 transitions. [2018-11-18 19:28:19,204 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 543 transitions. [2018-11-18 19:28:19,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 19:28:19,205 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:19,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:19,241 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:19,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:19,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 390 states and 558 transitions. [2018-11-18 19:28:19,533 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 558 transitions. [2018-11-18 19:28:19,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 19:28:19,534 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:19,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:19,584 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:28:19,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:19,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 391 states and 562 transitions. [2018-11-18 19:28:19,659 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 562 transitions. [2018-11-18 19:28:19,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 19:28:19,660 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:19,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:19,752 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:20,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:20,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 398 states and 571 transitions. [2018-11-18 19:28:20,079 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 571 transitions. [2018-11-18 19:28:20,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 19:28:20,080 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:20,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:20,167 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:21,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:21,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 421 states and 607 transitions. [2018-11-18 19:28:21,111 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 607 transitions. [2018-11-18 19:28:21,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 19:28:21,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:21,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:21,190 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:21,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:21,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 425 states and 611 transitions. [2018-11-18 19:28:21,344 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 611 transitions. [2018-11-18 19:28:21,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 19:28:21,345 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:21,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:21,442 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:21,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:21,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 429 states and 617 transitions. [2018-11-18 19:28:21,573 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 617 transitions. [2018-11-18 19:28:21,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 19:28:21,574 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:21,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:21,698 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:21,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:21,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 433 states and 621 transitions. [2018-11-18 19:28:21,861 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 621 transitions. [2018-11-18 19:28:21,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 19:28:21,862 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:21,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:21,939 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:22,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:22,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 437 states and 625 transitions. [2018-11-18 19:28:22,112 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 625 transitions. [2018-11-18 19:28:22,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 19:28:22,113 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:22,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:22,253 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:23,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:23,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 452 states and 643 transitions. [2018-11-18 19:28:23,065 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 643 transitions. [2018-11-18 19:28:23,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 19:28:23,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:23,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:23,093 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 19:28:23,546 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-11-18 19:28:25,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:25,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 459 states and 652 transitions. [2018-11-18 19:28:25,424 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 652 transitions. [2018-11-18 19:28:25,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 19:28:25,424 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:25,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:25,441 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 19:28:25,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:25,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 463 states and 657 transitions. [2018-11-18 19:28:25,801 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 657 transitions. [2018-11-18 19:28:25,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 19:28:25,802 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:25,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:27,376 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:28,360 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 13 [2018-11-18 19:28:28,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:28,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 475 states and 672 transitions. [2018-11-18 19:28:28,949 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 672 transitions. [2018-11-18 19:28:28,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 19:28:28,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:28,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:29,737 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:30,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:30,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 478 states and 676 transitions. [2018-11-18 19:28:30,071 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 676 transitions. [2018-11-18 19:28:30,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 19:28:30,072 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:30,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:30,435 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 48 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:31,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:31,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 520 states and 732 transitions. [2018-11-18 19:28:31,968 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 732 transitions. [2018-11-18 19:28:31,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 19:28:31,969 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:31,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:32,005 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 48 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:32,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:32,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 522 states and 734 transitions. [2018-11-18 19:28:32,230 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 734 transitions. [2018-11-18 19:28:32,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 19:28:32,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:32,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:32,289 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 48 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:32,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:32,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 523 states and 735 transitions. [2018-11-18 19:28:32,468 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 735 transitions. [2018-11-18 19:28:32,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 19:28:32,469 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:32,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:32,507 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 48 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:32,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:32,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 525 states and 736 transitions. [2018-11-18 19:28:32,894 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 736 transitions. [2018-11-18 19:28:32,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-18 19:28:32,895 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:32,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:32,911 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:33,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:33,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 545 states and 758 transitions. [2018-11-18 19:28:33,147 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 758 transitions. [2018-11-18 19:28:33,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 19:28:33,148 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:33,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:33,169 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:33,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:33,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 547 states and 760 transitions. [2018-11-18 19:28:33,253 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 760 transitions. [2018-11-18 19:28:33,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-18 19:28:33,253 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:33,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:33,273 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 19:28:33,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:33,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 549 states and 761 transitions. [2018-11-18 19:28:33,381 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 761 transitions. [2018-11-18 19:28:33,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 19:28:33,382 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:33,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:33,472 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:28:34,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:34,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 563 states and 787 transitions. [2018-11-18 19:28:34,181 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 787 transitions. [2018-11-18 19:28:34,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 19:28:34,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:34,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:34,446 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:28:34,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:34,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 567 states and 791 transitions. [2018-11-18 19:28:34,886 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 791 transitions. [2018-11-18 19:28:34,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 19:28:34,886 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:34,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:34,933 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:28:35,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:35,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 571 states and 794 transitions. [2018-11-18 19:28:35,189 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 794 transitions. [2018-11-18 19:28:35,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 19:28:35,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:35,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:35,202 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 19:28:35,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:35,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 576 states and 800 transitions. [2018-11-18 19:28:35,419 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 800 transitions. [2018-11-18 19:28:35,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 19:28:35,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:35,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:35,436 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:28:36,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:36,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 599 states and 830 transitions. [2018-11-18 19:28:36,160 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 830 transitions. [2018-11-18 19:28:36,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 19:28:36,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:36,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:36,217 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:28:36,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:36,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 602 states and 832 transitions. [2018-11-18 19:28:36,340 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 832 transitions. [2018-11-18 19:28:36,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 19:28:36,341 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:36,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:36,370 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:28:36,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:36,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 607 states and 836 transitions. [2018-11-18 19:28:36,505 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 836 transitions. [2018-11-18 19:28:36,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 19:28:36,506 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:36,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:36,525 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:36,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:36,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 612 states and 842 transitions. [2018-11-18 19:28:36,770 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 842 transitions. [2018-11-18 19:28:36,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 19:28:36,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:36,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:36,788 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 19:28:37,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:37,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 618 states and 849 transitions. [2018-11-18 19:28:37,187 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 849 transitions. [2018-11-18 19:28:37,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 19:28:37,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:37,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:37,207 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 19:28:37,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:37,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 622 states and 853 transitions. [2018-11-18 19:28:37,422 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 853 transitions. [2018-11-18 19:28:37,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 19:28:37,423 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:37,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:37,441 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 19:28:38,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:38,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 630 states and 866 transitions. [2018-11-18 19:28:38,023 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 866 transitions. [2018-11-18 19:28:38,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 19:28:38,024 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:38,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:38,048 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 19:28:38,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:38,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 632 states and 868 transitions. [2018-11-18 19:28:38,335 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 868 transitions. [2018-11-18 19:28:38,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-18 19:28:38,336 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:38,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:38,475 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:28:39,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:39,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 659 states and 902 transitions. [2018-11-18 19:28:39,533 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 902 transitions. [2018-11-18 19:28:39,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-18 19:28:39,533 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:39,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:39,661 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:28:40,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:40,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 662 states and 905 transitions. [2018-11-18 19:28:40,066 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 905 transitions. [2018-11-18 19:28:40,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-18 19:28:40,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:40,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:40,163 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:28:40,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:40,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 663 states and 905 transitions. [2018-11-18 19:28:40,287 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 905 transitions. [2018-11-18 19:28:40,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 19:28:40,287 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:40,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:40,303 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 19:28:40,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:40,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 670 states and 913 transitions. [2018-11-18 19:28:40,773 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 913 transitions. [2018-11-18 19:28:40,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 19:28:40,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:40,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:40,789 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 19:28:40,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:40,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 672 states and 915 transitions. [2018-11-18 19:28:40,982 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 915 transitions. [2018-11-18 19:28:40,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 19:28:40,983 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:40,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:41,024 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 19:28:41,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:41,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 679 states and 922 transitions. [2018-11-18 19:28:41,160 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 922 transitions. [2018-11-18 19:28:41,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-18 19:28:41,161 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:41,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:41,187 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 19:28:41,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:41,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 680 states and 923 transitions. [2018-11-18 19:28:41,199 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 923 transitions. [2018-11-18 19:28:41,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-18 19:28:41,200 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:41,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:41,296 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:41,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:42,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 696 states and 942 transitions. [2018-11-18 19:28:42,000 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 942 transitions. [2018-11-18 19:28:42,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-18 19:28:42,001 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:42,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:42,029 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 19:28:43,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:43,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 725 states and 975 transitions. [2018-11-18 19:28:43,014 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 975 transitions. [2018-11-18 19:28:43,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 19:28:43,016 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:43,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:43,072 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 19:28:44,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:44,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 744 states and 996 transitions. [2018-11-18 19:28:44,150 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 996 transitions. [2018-11-18 19:28:44,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 19:28:44,151 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:44,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:44,210 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 19:28:44,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:44,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 745 states and 998 transitions. [2018-11-18 19:28:44,276 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 998 transitions. [2018-11-18 19:28:44,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 19:28:44,277 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:44,305 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:44,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:44,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 793 states and 1051 transitions. [2018-11-18 19:28:44,981 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1051 transitions. [2018-11-18 19:28:44,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 19:28:44,982 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:45,824 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:48,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:48,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 852 states and 1114 transitions. [2018-11-18 19:28:48,531 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1114 transitions. [2018-11-18 19:28:48,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 19:28:48,533 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:48,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:48,557 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 19:28:50,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:50,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 885 states and 1152 transitions. [2018-11-18 19:28:50,260 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1152 transitions. [2018-11-18 19:28:50,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-18 19:28:50,261 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:50,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:50,291 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 19:28:50,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:50,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 889 states and 1156 transitions. [2018-11-18 19:28:50,599 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1156 transitions. [2018-11-18 19:28:50,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 19:28:50,601 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:50,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:50,676 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 19:28:51,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:51,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 896 states and 1164 transitions. [2018-11-18 19:28:51,303 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1164 transitions. [2018-11-18 19:28:51,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 19:28:51,304 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:51,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:51,338 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:52,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:52,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 932 states and 1202 transitions. [2018-11-18 19:28:52,320 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1202 transitions. [2018-11-18 19:28:52,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 19:28:52,321 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:52,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:52,357 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:52,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:52,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 948 states and 1221 transitions. [2018-11-18 19:28:52,918 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1221 transitions. [2018-11-18 19:28:52,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 19:28:52,919 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:52,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:52,979 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:53,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:53,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 960 states and 1234 transitions. [2018-11-18 19:28:53,205 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1234 transitions. [2018-11-18 19:28:53,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 19:28:53,207 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:53,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:53,247 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:53,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:53,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 964 states and 1238 transitions. [2018-11-18 19:28:53,458 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1238 transitions. [2018-11-18 19:28:53,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 19:28:53,459 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:53,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:53,481 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:54,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:54,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 975 states and 1250 transitions. [2018-11-18 19:28:54,033 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1250 transitions. [2018-11-18 19:28:54,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 19:28:54,035 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:54,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:54,077 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:28:54,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:28:54,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 987 states and 1267 transitions. [2018-11-18 19:28:54,966 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1267 transitions. [2018-11-18 19:28:54,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 19:28:54,967 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:28:54,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:28:55,421 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:29:00,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:00,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1056 states and 1352 transitions. [2018-11-18 19:29:00,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1352 transitions. [2018-11-18 19:29:00,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 19:29:00,340 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:00,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:00,405 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:29:00,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:00,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 1060 states and 1356 transitions. [2018-11-18 19:29:00,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1356 transitions. [2018-11-18 19:29:00,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 19:29:00,699 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:00,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:00,735 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:29:01,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:01,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1064 states and 1360 transitions. [2018-11-18 19:29:01,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1360 transitions. [2018-11-18 19:29:01,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 19:29:01,008 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:01,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:01,145 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:29:02,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:02,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 1108 states and 1414 transitions. [2018-11-18 19:29:02,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1414 transitions. [2018-11-18 19:29:02,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 19:29:02,758 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:02,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:02,809 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:29:03,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:03,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1115 states and 1422 transitions. [2018-11-18 19:29:03,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1422 transitions. [2018-11-18 19:29:03,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-18 19:29:03,438 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:03,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:03,487 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:29:03,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:03,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 1119 states and 1425 transitions. [2018-11-18 19:29:03,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1425 transitions. [2018-11-18 19:29:03,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 19:29:03,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:03,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:04,384 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 108 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:29:06,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:06,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 1145 states and 1456 transitions. [2018-11-18 19:29:06,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1456 transitions. [2018-11-18 19:29:06,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 19:29:06,586 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:06,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:06,633 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 108 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:29:06,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:06,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 1147 states and 1457 transitions. [2018-11-18 19:29:06,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1457 transitions. [2018-11-18 19:29:06,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 19:29:06,934 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:06,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:06,953 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 19:29:07,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:07,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 1173 states and 1485 transitions. [2018-11-18 19:29:07,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1485 transitions. [2018-11-18 19:29:07,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 19:29:07,830 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:07,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:07,852 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:29:08,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:08,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 1195 states and 1509 transitions. [2018-11-18 19:29:08,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1509 transitions. [2018-11-18 19:29:08,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 19:29:08,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:08,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:08,303 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:29:08,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:08,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 1197 states and 1510 transitions. [2018-11-18 19:29:08,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1510 transitions. [2018-11-18 19:29:08,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 19:29:08,563 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:08,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:08,588 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 19:29:08,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:08,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 1198 states and 1510 transitions. [2018-11-18 19:29:08,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1510 transitions. [2018-11-18 19:29:08,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 19:29:08,866 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:08,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:09,154 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:29:10,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:10,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 1232 states and 1546 transitions. [2018-11-18 19:29:10,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 1546 transitions. [2018-11-18 19:29:10,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 19:29:10,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:10,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:10,134 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:29:11,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:11,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1257 states and 1574 transitions. [2018-11-18 19:29:11,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1574 transitions. [2018-11-18 19:29:11,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 19:29:11,787 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:11,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:11,841 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:29:12,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:12,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1262 states and 1579 transitions. [2018-11-18 19:29:12,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1579 transitions. [2018-11-18 19:29:12,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 19:29:12,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:12,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:12,260 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 19:29:12,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:12,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 1264 states and 1581 transitions. [2018-11-18 19:29:12,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1581 transitions. [2018-11-18 19:29:12,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 19:29:12,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:12,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:12,946 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 19:29:13,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:13,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 1270 states and 1588 transitions. [2018-11-18 19:29:13,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 1588 transitions. [2018-11-18 19:29:13,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 19:29:13,132 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:13,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:13,165 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 19:29:14,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:14,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1383 states and 1707 transitions. [2018-11-18 19:29:14,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1707 transitions. [2018-11-18 19:29:14,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 19:29:14,464 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:14,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:14,497 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 19:29:14,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:14,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 1390 states and 1716 transitions. [2018-11-18 19:29:14,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 1716 transitions. [2018-11-18 19:29:14,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 19:29:14,883 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:14,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:15,610 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 19:29:17,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:17,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 1460 states and 1786 transitions. [2018-11-18 19:29:17,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 1786 transitions. [2018-11-18 19:29:17,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 19:29:17,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:17,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:18,023 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-18 19:29:18,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:18,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 1461 states and 1786 transitions. [2018-11-18 19:29:18,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 1786 transitions. [2018-11-18 19:29:18,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-18 19:29:18,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:18,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:18,296 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 19:29:18,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:18,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 1463 states and 1789 transitions. [2018-11-18 19:29:18,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 1789 transitions. [2018-11-18 19:29:18,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 19:29:18,635 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:18,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:18,667 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 19:29:19,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:19,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 1483 states and 1815 transitions. [2018-11-18 19:29:19,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 1815 transitions. [2018-11-18 19:29:19,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 19:29:19,047 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:19,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:19,105 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 19:29:21,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:21,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 1513 states and 1848 transitions. [2018-11-18 19:29:21,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 1848 transitions. [2018-11-18 19:29:21,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-18 19:29:21,291 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:21,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:21,453 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 19:29:22,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:22,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 1593 states and 1931 transitions. [2018-11-18 19:29:22,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1593 states and 1931 transitions. [2018-11-18 19:29:22,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 19:29:22,163 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:22,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:23,102 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 19:29:25,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:25,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 1620 states and 1961 transitions. [2018-11-18 19:29:25,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 1961 transitions. [2018-11-18 19:29:25,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 19:29:25,105 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:25,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:25,240 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 19:29:26,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:26,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1977 states to 1636 states and 1977 transitions. [2018-11-18 19:29:26,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 1977 transitions. [2018-11-18 19:29:26,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 19:29:26,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:26,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:26,178 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-18 19:29:28,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:28,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 1688 states and 2028 transitions. [2018-11-18 19:29:28,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 2028 transitions. [2018-11-18 19:29:28,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 19:29:28,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:28,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:28,311 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-11-18 19:29:28,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:28,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 1689 states and 2028 transitions. [2018-11-18 19:29:28,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 2028 transitions. [2018-11-18 19:29:28,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-18 19:29:28,382 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:28,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:28,510 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-11-18 19:29:29,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:29,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2030 states to 1693 states and 2030 transitions. [2018-11-18 19:29:29,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 2030 transitions. [2018-11-18 19:29:29,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-18 19:29:29,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 19:29:29,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 19:29:29,383 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 198 proven. 9 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-18 19:29:29,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 19:29:29,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 1620 states and 1956 transitions. [2018-11-18 19:29:29,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 1956 transitions. [2018-11-18 19:29:29,711 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 19:29:29,711 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 100 iterations. [2018-11-18 19:29:29,720 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 19:29:30,925 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 14 [2018-11-18 19:29:31,362 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 42 [2018-11-18 19:29:32,158 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 42 [2018-11-18 19:29:33,733 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 42 [2018-11-18 19:29:33,850 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 19:29:33,852 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-18 19:29:33,857 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-18 19:29:33,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 07:29:33 ImpRootNode [2018-11-18 19:29:33,858 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 19:29:33,859 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 19:29:33,859 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 19:29:33,859 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 19:29:33,859 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:28:09" (3/4) ... [2018-11-18 19:29:33,862 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 19:29:33,877 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-11-18 19:29:33,878 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-18 19:29:33,878 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-18 19:29:33,879 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 19:29:33,992 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_3cfbf3bd-8554-494e-a26b-fe48990c39f8/bin-2019/ukojak/witness.graphml [2018-11-18 19:29:33,992 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 19:29:33,993 INFO L168 Benchmark]: Toolchain (without parser) took 88374.51 ms. Allocated memory was 1.0 GB in the beginning and 2.5 GB in the end (delta: 1.5 GB). Free memory was 955.2 MB in the beginning and 1.2 GB in the end (delta: -204.3 MB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2018-11-18 19:29:33,994 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 19:29:33,995 INFO L168 Benchmark]: CACSL2BoogieTranslator took 525.34 ms. Allocated memory is still 1.0 GB. Free memory was 955.2 MB in the beginning and 923.0 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-18 19:29:33,995 INFO L168 Benchmark]: Boogie Procedure Inliner took 124.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 923.0 MB in the beginning and 1.1 GB in the end (delta: -207.8 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-11-18 19:29:33,995 INFO L168 Benchmark]: Boogie Preprocessor took 61.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 19:29:33,996 INFO L168 Benchmark]: RCFGBuilder took 3468.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 888.6 MB in the end (delta: 236.9 MB). Peak memory consumption was 236.9 MB. Max. memory is 11.5 GB. [2018-11-18 19:29:33,996 INFO L168 Benchmark]: CodeCheck took 84057.14 ms. Allocated memory was 1.2 GB in the beginning and 2.5 GB in the end (delta: 1.3 GB). Free memory was 888.6 MB in the beginning and 1.2 GB in the end (delta: -301.0 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-11-18 19:29:33,996 INFO L168 Benchmark]: Witness Printer took 133.32 ms. Allocated memory is still 2.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. [2018-11-18 19:29:33,998 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, 228 locations, 1 error locations. SAFE Result, 79.8s OverallTime, 100 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -469614204 SDtfs, 842247046 SDslu, 1611795360 SDs, 0 SdLazy, 765064458 SolverSat, 1035175952 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 327.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 95907 GetRequests, 93979 SyntacticMatches, 996 SemanticMatches, 932 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 588530 ImplicationChecksByTransitivity, 67.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 10.1s InterpolantComputationTime, 14031 NumberOfCodeBlocks, 14031 NumberOfCodeBlocksAsserted, 99 NumberOfCheckSat, 13932 ConstructedInterpolants, 0 QuantifiedInterpolants, 6968721 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 99 InterpolantComputations, 91 PerfectInterpolantSequences, 8034/8081 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: 562]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((a19 == 1 || !(a11 == 1)) || !(a28 == 10)) || !(a25 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((!(a11 == 1) || !(a25 == 1)) || a19 == 1) || !(a28 == 10) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 985.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 525.34 ms. Allocated memory is still 1.0 GB. Free memory was 955.2 MB in the beginning and 923.0 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 124.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 923.0 MB in the beginning and 1.1 GB in the end (delta: -207.8 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 61.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3468.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 888.6 MB in the end (delta: 236.9 MB). Peak memory consumption was 236.9 MB. Max. memory is 11.5 GB. * CodeCheck took 84057.14 ms. Allocated memory was 1.2 GB in the beginning and 2.5 GB in the end (delta: 1.3 GB). Free memory was 888.6 MB in the beginning and 1.2 GB in the end (delta: -301.0 MB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. * Witness Printer took 133.32 ms. Allocated memory is still 2.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...