./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product41.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_636aa5da-d4c6-42b2-a29e-3fcb22b6cf3b/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_636aa5da-d4c6-42b2-a29e-3fcb22b6cf3b/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_636aa5da-d4c6-42b2-a29e-3fcb22b6cf3b/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_636aa5da-d4c6-42b2-a29e-3fcb22b6cf3b/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product41.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_636aa5da-d4c6-42b2-a29e-3fcb22b6cf3b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_636aa5da-d4c6-42b2-a29e-3fcb22b6cf3b/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fa3516ef35b9a868c2359cecbd34fc3153ca14ae ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 03:56:43,564 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 03:56:43,566 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 03:56:43,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 03:56:43,581 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 03:56:43,583 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 03:56:43,584 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 03:56:43,592 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 03:56:43,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 03:56:43,601 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 03:56:43,602 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 03:56:43,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 03:56:43,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 03:56:43,605 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 03:56:43,606 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 03:56:43,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 03:56:43,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 03:56:43,609 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 03:56:43,611 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 03:56:43,614 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 03:56:43,618 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 03:56:43,619 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 03:56:43,622 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 03:56:43,623 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 03:56:43,625 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 03:56:43,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 03:56:43,625 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 03:56:43,627 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 03:56:43,627 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 03:56:43,628 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 03:56:43,628 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 03:56:43,629 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 03:56:43,629 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 03:56:43,630 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 03:56:43,631 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 03:56:43,631 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 03:56:43,631 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 03:56:43,632 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 03:56:43,632 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 03:56:43,633 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 03:56:43,634 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 03:56:43,634 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_636aa5da-d4c6-42b2-a29e-3fcb22b6cf3b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 03:56:43,657 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 03:56:43,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 03:56:43,668 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 03:56:43,668 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 03:56:43,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 03:56:43,669 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 03:56:43,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 03:56:43,669 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 03:56:43,670 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 03:56:43,670 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 03:56:43,670 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 03:56:43,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 03:56:43,670 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 03:56:43,671 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 03:56:43,671 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 03:56:43,672 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 03:56:43,672 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 03:56:43,672 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 03:56:43,672 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 03:56:43,673 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 03:56:43,673 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 03:56:43,673 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 03:56:43,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 03:56:43,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 03:56:43,674 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 03:56:43,674 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 03:56:43,675 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 03:56:43,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 03:56:43,675 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 03:56:43,675 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_636aa5da-d4c6-42b2-a29e-3fcb22b6cf3b/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fa3516ef35b9a868c2359cecbd34fc3153ca14ae [2019-11-20 03:56:43,842 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 03:56:43,857 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 03:56:43,861 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 03:56:43,862 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 03:56:43,863 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 03:56:43,864 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_636aa5da-d4c6-42b2-a29e-3fcb22b6cf3b/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product41.cil.c [2019-11-20 03:56:43,920 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_636aa5da-d4c6-42b2-a29e-3fcb22b6cf3b/bin/ukojak/data/2bde85748/7e1fd20390404cceb2ac987954ad8c1d/FLAGa8d17d8cd [2019-11-20 03:56:44,367 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 03:56:44,368 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_636aa5da-d4c6-42b2-a29e-3fcb22b6cf3b/sv-benchmarks/c/product-lines/minepump_spec2_product41.cil.c [2019-11-20 03:56:44,379 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_636aa5da-d4c6-42b2-a29e-3fcb22b6cf3b/bin/ukojak/data/2bde85748/7e1fd20390404cceb2ac987954ad8c1d/FLAGa8d17d8cd [2019-11-20 03:56:44,722 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_636aa5da-d4c6-42b2-a29e-3fcb22b6cf3b/bin/ukojak/data/2bde85748/7e1fd20390404cceb2ac987954ad8c1d [2019-11-20 03:56:44,725 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 03:56:44,728 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 03:56:44,731 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 03:56:44,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 03:56:44,735 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 03:56:44,736 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:56:44" (1/1) ... [2019-11-20 03:56:44,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60e1ca53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:56:44, skipping insertion in model container [2019-11-20 03:56:44,744 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:56:44" (1/1) ... [2019-11-20 03:56:44,750 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 03:56:44,807 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 03:56:45,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:56:45,165 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 03:56:45,233 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:56:45,264 INFO L192 MainTranslator]: Completed translation [2019-11-20 03:56:45,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:56:45 WrapperNode [2019-11-20 03:56:45,264 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 03:56:45,265 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 03:56:45,265 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 03:56:45,265 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 03:56:45,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:56:45" (1/1) ... [2019-11-20 03:56:45,292 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:56:45" (1/1) ... [2019-11-20 03:56:45,321 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 03:56:45,321 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 03:56:45,321 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 03:56:45,322 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 03:56:45,331 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:56:45" (1/1) ... [2019-11-20 03:56:45,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:56:45" (1/1) ... [2019-11-20 03:56:45,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:56:45" (1/1) ... [2019-11-20 03:56:45,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:56:45" (1/1) ... [2019-11-20 03:56:45,342 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:56:45" (1/1) ... [2019-11-20 03:56:45,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:56:45" (1/1) ... [2019-11-20 03:56:45,365 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:56:45" (1/1) ... [2019-11-20 03:56:45,367 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 03:56:45,368 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 03:56:45,368 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 03:56:45,368 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 03:56:45,369 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:56:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_636aa5da-d4c6-42b2-a29e-3fcb22b6cf3b/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 03:56:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 03:56:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-20 03:56:45,429 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-20 03:56:45,430 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-20 03:56:45,430 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-20 03:56:45,430 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-20 03:56:45,431 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-20 03:56:45,431 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-20 03:56:45,431 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-20 03:56:45,432 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-20 03:56:45,432 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-20 03:56:45,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 03:56:45,432 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-20 03:56:45,432 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-20 03:56:45,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 03:56:45,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 03:56:46,477 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 03:56:46,477 INFO L285 CfgBuilder]: Removed 40 assume(true) statements. [2019-11-20 03:56:46,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:56:46 BoogieIcfgContainer [2019-11-20 03:56:46,478 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 03:56:46,479 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 03:56:46,479 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 03:56:46,488 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 03:56:46,488 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:56:46" (1/1) ... [2019-11-20 03:56:46,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:56:46,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:46,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 49 states and 65 transitions. [2019-11-20 03:56:46,532 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2019-11-20 03:56:46,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 03:56:46,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:46,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:46,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:56:46,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:46,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2019-11-20 03:56:46,741 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2019-11-20 03:56:46,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 03:56:46,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:46,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:46,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:56:46,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:46,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2019-11-20 03:56:46,890 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2019-11-20 03:56:46,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 03:56:46,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:46,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:47,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:56:47,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:47,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 60 states and 84 transitions. [2019-11-20 03:56:47,215 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions. [2019-11-20 03:56:47,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 03:56:47,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:47,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:47,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:56:47,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:47,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 70 states and 105 transitions. [2019-11-20 03:56:47,602 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 105 transitions. [2019-11-20 03:56:47,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 03:56:47,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:47,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:47,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:56:47,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:47,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 71 states and 106 transitions. [2019-11-20 03:56:47,732 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 106 transitions. [2019-11-20 03:56:47,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 03:56:47,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:47,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:47,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:56:47,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:47,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 72 states and 107 transitions. [2019-11-20 03:56:47,832 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 107 transitions. [2019-11-20 03:56:47,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 03:56:47,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:47,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:47,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:56:47,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:47,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 73 states and 108 transitions. [2019-11-20 03:56:47,916 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2019-11-20 03:56:47,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 03:56:47,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:47,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:47,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:56:47,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:47,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 74 states and 109 transitions. [2019-11-20 03:56:47,973 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 109 transitions. [2019-11-20 03:56:47,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 03:56:47,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:47,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:48,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:56:48,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:48,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 90 states and 142 transitions. [2019-11-20 03:56:48,744 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 142 transitions. [2019-11-20 03:56:48,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 03:56:48,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:48,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:48,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 03:56:48,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:48,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 92 states and 144 transitions. [2019-11-20 03:56:48,811 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 144 transitions. [2019-11-20 03:56:48,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 03:56:48,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:48,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:48,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:56:48,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:48,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 93 states and 145 transitions. [2019-11-20 03:56:48,875 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 145 transitions. [2019-11-20 03:56:48,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 03:56:48,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:48,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:48,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:56:49,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:49,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 98 states and 153 transitions. [2019-11-20 03:56:49,352 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 153 transitions. [2019-11-20 03:56:49,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-20 03:56:49,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:49,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:49,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:56:51,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:51,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 118 states and 194 transitions. [2019-11-20 03:56:51,076 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 194 transitions. [2019-11-20 03:56:51,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-20 03:56:51,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:51,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:51,109 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:56:51,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:51,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 119 states and 195 transitions. [2019-11-20 03:56:51,130 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 195 transitions. [2019-11-20 03:56:51,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-11-20 03:56:51,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:51,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:51,210 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:56:51,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:51,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 125 states and 210 transitions. [2019-11-20 03:56:51,687 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 210 transitions. [2019-11-20 03:56:51,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 03:56:51,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:51,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:51,726 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:56:51,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:51,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 123 states and 206 transitions. [2019-11-20 03:56:51,754 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 206 transitions. [2019-11-20 03:56:51,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 03:56:51,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:51,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:52,270 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 03:56:53,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:53,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 130 states and 226 transitions. [2019-11-20 03:56:53,582 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 226 transitions. [2019-11-20 03:56:53,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 03:56:53,583 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:53,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:53,622 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:56:53,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:53,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 132 states and 230 transitions. [2019-11-20 03:56:53,945 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 230 transitions. [2019-11-20 03:56:53,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 03:56:53,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:53,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:53,981 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:56:54,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:54,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 141 states and 248 transitions. [2019-11-20 03:56:54,398 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 248 transitions. [2019-11-20 03:56:54,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 03:56:54,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:54,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:54,530 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:56:56,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:56,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 152 states and 283 transitions. [2019-11-20 03:56:56,010 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 283 transitions. [2019-11-20 03:56:56,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 03:56:56,012 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:56,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:56,044 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:56:56,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:56,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 159 states and 305 transitions. [2019-11-20 03:56:56,364 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 305 transitions. [2019-11-20 03:56:56,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 03:56:56,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:56,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:56,395 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:56:56,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:56,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 160 states and 306 transitions. [2019-11-20 03:56:56,416 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 306 transitions. [2019-11-20 03:56:56,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 03:56:56,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:56,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:56,445 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 03:56:56,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:56,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 161 states and 307 transitions. [2019-11-20 03:56:56,480 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 307 transitions. [2019-11-20 03:56:56,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 03:56:56,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:56,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:56,510 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:56:57,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:57,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 172 states and 327 transitions. [2019-11-20 03:56:57,184 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 327 transitions. [2019-11-20 03:56:57,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 03:56:57,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:57,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:57,216 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:56:57,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:57,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 181 states and 342 transitions. [2019-11-20 03:56:57,817 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 342 transitions. [2019-11-20 03:56:57,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 03:56:57,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:57,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:57,864 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:56:57,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:57,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 182 states and 343 transitions. [2019-11-20 03:56:57,891 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 343 transitions. [2019-11-20 03:56:57,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 03:56:57,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:57,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:57,925 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:56:58,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:58,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 189 states and 356 transitions. [2019-11-20 03:56:58,298 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 356 transitions. [2019-11-20 03:56:58,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 03:56:58,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:58,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:58,335 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:56:58,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:58,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 191 states and 357 transitions. [2019-11-20 03:56:58,585 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 357 transitions. [2019-11-20 03:56:58,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 03:56:58,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:58,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:58,615 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:56:58,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:58,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 192 states and 358 transitions. [2019-11-20 03:56:58,636 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 358 transitions. [2019-11-20 03:56:58,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 03:56:58,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:58,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:58,666 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:56:59,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:59,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 204 states and 389 transitions. [2019-11-20 03:56:59,981 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 389 transitions. [2019-11-20 03:56:59,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 03:56:59,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:59,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:00,009 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:57:02,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:02,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 214 states and 426 transitions. [2019-11-20 03:57:02,249 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 426 transitions. [2019-11-20 03:57:02,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 03:57:02,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:02,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:02,282 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:57:02,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:02,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 215 states and 427 transitions. [2019-11-20 03:57:02,305 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 427 transitions. [2019-11-20 03:57:02,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 03:57:02,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:02,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:02,333 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:57:03,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:03,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 219 states and 445 transitions. [2019-11-20 03:57:03,718 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 445 transitions. [2019-11-20 03:57:03,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 03:57:03,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:03,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:03,745 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:57:04,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:04,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 218 states and 442 transitions. [2019-11-20 03:57:04,221 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 442 transitions. [2019-11-20 03:57:04,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 03:57:04,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:04,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:04,248 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:57:04,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:04,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 219 states and 443 transitions. [2019-11-20 03:57:04,657 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 443 transitions. [2019-11-20 03:57:04,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 03:57:04,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:04,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:04,683 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:57:04,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:04,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 220 states and 444 transitions. [2019-11-20 03:57:04,705 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 444 transitions. [2019-11-20 03:57:04,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 03:57:04,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:04,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:04,730 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:57:05,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:05,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 227 states and 463 transitions. [2019-11-20 03:57:05,509 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 463 transitions. [2019-11-20 03:57:05,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 03:57:05,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:05,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:05,537 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:57:06,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:06,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 234 states and 493 transitions. [2019-11-20 03:57:06,260 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 493 transitions. [2019-11-20 03:57:06,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 03:57:06,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:06,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:06,288 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:57:06,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:06,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 235 states and 494 transitions. [2019-11-20 03:57:06,314 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 494 transitions. [2019-11-20 03:57:06,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 03:57:06,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:06,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:06,341 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:57:06,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:06,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 236 states and 495 transitions. [2019-11-20 03:57:06,364 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 495 transitions. [2019-11-20 03:57:06,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-20 03:57:06,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:06,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:06,532 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 03:57:07,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:07,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 236 states and 489 transitions. [2019-11-20 03:57:07,645 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 489 transitions. [2019-11-20 03:57:07,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 03:57:07,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:07,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:07,677 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:57:07,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:07,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 239 states and 494 transitions. [2019-11-20 03:57:07,705 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 494 transitions. [2019-11-20 03:57:07,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 03:57:07,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:07,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:07,735 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:57:08,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:08,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 241 states and 497 transitions. [2019-11-20 03:57:08,090 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 497 transitions. [2019-11-20 03:57:08,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 03:57:08,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:08,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:08,114 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:57:08,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:08,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 243 states and 498 transitions. [2019-11-20 03:57:08,968 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 498 transitions. [2019-11-20 03:57:08,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 03:57:08,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:08,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:09,726 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 03:57:13,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:13,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 255 states and 531 transitions. [2019-11-20 03:57:13,870 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 531 transitions. [2019-11-20 03:57:13,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 03:57:13,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:13,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:13,896 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:57:13,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:13,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 256 states and 532 transitions. [2019-11-20 03:57:13,926 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 532 transitions. [2019-11-20 03:57:13,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 03:57:13,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:13,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:13,953 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:57:13,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:13,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 257 states and 533 transitions. [2019-11-20 03:57:13,978 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 533 transitions. [2019-11-20 03:57:13,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-20 03:57:13,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:13,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:14,010 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:57:14,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:14,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 255 states and 529 transitions. [2019-11-20 03:57:14,034 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 529 transitions. [2019-11-20 03:57:14,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 03:57:14,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:14,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:14,059 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-20 03:57:14,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:14,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 259 states and 538 transitions. [2019-11-20 03:57:14,946 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 538 transitions. [2019-11-20 03:57:14,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 03:57:14,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:14,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:14,974 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-20 03:57:15,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:15,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 257 states and 534 transitions. [2019-11-20 03:57:15,028 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 534 transitions. [2019-11-20 03:57:15,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 03:57:15,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:15,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:15,568 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 03:57:15,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:15,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 258 states and 536 transitions. [2019-11-20 03:57:15,894 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 536 transitions. [2019-11-20 03:57:15,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 03:57:15,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:15,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:15,919 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 03:57:17,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:17,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 262 states and 545 transitions. [2019-11-20 03:57:17,066 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 545 transitions. [2019-11-20 03:57:17,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 03:57:17,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:17,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:17,095 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 03:57:17,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:17,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 266 states and 553 transitions. [2019-11-20 03:57:17,815 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 553 transitions. [2019-11-20 03:57:17,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 03:57:17,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:17,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:17,841 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 03:57:17,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:17,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 264 states and 549 transitions. [2019-11-20 03:57:17,887 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 549 transitions. [2019-11-20 03:57:17,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 03:57:17,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:17,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:17,913 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 03:57:17,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:17,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 262 states and 545 transitions. [2019-11-20 03:57:17,950 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 545 transitions. [2019-11-20 03:57:17,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 03:57:17,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:17,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:17,983 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 15 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:57:18,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:18,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 263 states and 546 transitions. [2019-11-20 03:57:18,054 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 546 transitions. [2019-11-20 03:57:18,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 03:57:18,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:18,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:18,096 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 15 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:57:18,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:18,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 264 states and 548 transitions. [2019-11-20 03:57:18,146 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 548 transitions. [2019-11-20 03:57:18,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 03:57:18,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:18,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:18,174 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-20 03:57:18,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:18,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 266 states and 552 transitions. [2019-11-20 03:57:18,784 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 552 transitions. [2019-11-20 03:57:18,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 03:57:18,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:18,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:18,823 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 26 proven. 9 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 03:57:19,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:19,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 257 states and 523 transitions. [2019-11-20 03:57:19,317 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 523 transitions. [2019-11-20 03:57:19,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 03:57:19,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:19,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:19,344 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 03:57:19,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:19,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 259 states and 526 transitions. [2019-11-20 03:57:19,377 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 526 transitions. [2019-11-20 03:57:19,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 03:57:19,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:19,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:19,407 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 03:57:19,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:19,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 261 states and 529 transitions. [2019-11-20 03:57:19,437 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 529 transitions. [2019-11-20 03:57:19,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 03:57:19,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:19,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:19,462 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 03:57:19,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:19,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 261 states and 512 transitions. [2019-11-20 03:57:19,492 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 512 transitions. [2019-11-20 03:57:19,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 03:57:19,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:19,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:19,522 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-11-20 03:57:20,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:20,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 260 states and 508 transitions. [2019-11-20 03:57:20,494 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 508 transitions. [2019-11-20 03:57:20,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 03:57:20,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:20,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:20,534 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 03:57:20,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:20,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 261 states and 509 transitions. [2019-11-20 03:57:20,597 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 509 transitions. [2019-11-20 03:57:20,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 03:57:20,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:20,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:20,622 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 03:57:20,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:20,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 262 states and 510 transitions. [2019-11-20 03:57:20,669 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 510 transitions. [2019-11-20 03:57:20,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 03:57:20,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:20,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:20,695 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 03:57:21,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:21,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 264 states and 514 transitions. [2019-11-20 03:57:21,177 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 514 transitions. [2019-11-20 03:57:21,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 03:57:21,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:21,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:21,205 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2019-11-20 03:57:21,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:21,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 266 states and 515 transitions. [2019-11-20 03:57:21,687 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 515 transitions. [2019-11-20 03:57:21,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 03:57:21,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:21,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:21,710 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 03:57:22,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:22,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 268 states and 519 transitions. [2019-11-20 03:57:22,283 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 519 transitions. [2019-11-20 03:57:22,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 03:57:22,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:22,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:22,309 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 03:57:22,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:22,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 263 states and 508 transitions. [2019-11-20 03:57:22,346 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 508 transitions. [2019-11-20 03:57:22,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 03:57:22,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:22,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:22,371 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 03:57:22,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:22,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 258 states and 496 transitions. [2019-11-20 03:57:22,410 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 496 transitions. [2019-11-20 03:57:22,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 03:57:22,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:22,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:22,437 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-11-20 03:57:22,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:22,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 259 states and 497 transitions. [2019-11-20 03:57:22,943 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 497 transitions. [2019-11-20 03:57:22,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 03:57:22,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:22,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:22,969 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 03:57:23,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:23,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 255 states and 488 transitions. [2019-11-20 03:57:23,390 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 488 transitions. [2019-11-20 03:57:23,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 03:57:23,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:23,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:23,430 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 03:57:23,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:23,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 257 states and 489 transitions. [2019-11-20 03:57:23,942 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 489 transitions. [2019-11-20 03:57:23,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-11-20 03:57:23,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:23,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:23,969 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 03:57:24,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:24,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 253 states and 480 transitions. [2019-11-20 03:57:24,389 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 480 transitions. [2019-11-20 03:57:24,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-11-20 03:57:24,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:24,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:24,415 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 03:57:24,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:24,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 255 states and 482 transitions. [2019-11-20 03:57:24,836 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 482 transitions. [2019-11-20 03:57:24,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-11-20 03:57:24,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:24,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:24,875 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 31 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 03:57:25,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:25,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 253 states and 475 transitions. [2019-11-20 03:57:25,740 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 475 transitions. [2019-11-20 03:57:25,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-11-20 03:57:25,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:25,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:57:26,918 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 31 proven. 9 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-11-20 03:57:34,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:57:34,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 270 states and 523 transitions. [2019-11-20 03:57:34,175 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 523 transitions. [2019-11-20 03:57:34,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 03:57:34,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:57:34,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:57:34,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:57:34,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:57:34,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 03:57:34,601 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 78 iterations. [2019-11-20 03:57:34,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 03:57:34 ImpRootNode [2019-11-20 03:57:34,878 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 03:57:34,879 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 03:57:34,879 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 03:57:34,879 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 03:57:34,880 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:56:46" (3/4) ... [2019-11-20 03:57:34,883 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-20 03:57:35,052 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_636aa5da-d4c6-42b2-a29e-3fcb22b6cf3b/bin/ukojak/witness.graphml [2019-11-20 03:57:35,053 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 03:57:35,054 INFO L168 Benchmark]: Toolchain (without parser) took 50327.41 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 796.9 MB). Free memory was 952.8 MB in the beginning and 1.4 GB in the end (delta: -461.5 MB). Peak memory consumption was 335.4 MB. Max. memory is 11.5 GB. [2019-11-20 03:57:35,055 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:57:35,055 INFO L168 Benchmark]: CACSL2BoogieTranslator took 533.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 947.4 MB in the beginning and 1.1 GB in the end (delta: -189.1 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-11-20 03:57:35,055 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.03 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. [2019-11-20 03:57:35,056 INFO L168 Benchmark]: Boogie Preprocessor took 46.43 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-11-20 03:57:35,056 INFO L168 Benchmark]: RCFGBuilder took 1110.44 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: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 11.5 GB. [2019-11-20 03:57:35,056 INFO L168 Benchmark]: CodeCheck took 48399.77 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 644.3 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -379.3 MB). Peak memory consumption was 265.0 MB. Max. memory is 11.5 GB. [2019-11-20 03:57:35,057 INFO L168 Benchmark]: Witness Printer took 173.99 ms. Allocated memory is still 1.8 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. [2019-11-20 03:57:35,058 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 7 procedures, 49 locations, 1 error locations. Result: UNSAFE, OverallTime: 48.0s, OverallIterations: 78, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -1551759852 SDtfs, 980206186 SDslu, 35359296 SDs, 0 SdLazy, -535231586 SolverSat, -1476079664 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 114.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47995 GetRequests, 47228 SyntacticMatches, 257 SemanticMatches, 510 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119918 ImplicationChecksByTransitivity, 40.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 4.6s InterpolantComputationTime, 4051 NumberOfCodeBlocks, 4051 NumberOfCodeBlocksAsserted, 78 NumberOfCheckSat, 3898 ConstructedInterpolants, 0 QuantifiedInterpolants, 424918 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 77 InterpolantComputations, 62 PerfectInterpolantSequences, 1983/2088 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 830]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L43] int methAndRunningLastTime ; [L251] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L455] int pumpRunning = 0; [L456] int systemActive = 1; [L628] int waterLevel = 1; [L629] int methaneLevelCritical = 0; [L835] int cleanupTimeShifts = 4; [L909] int retValue_acc ; [L910] int tmp ; [L817] int retValue_acc ; [L820] retValue_acc = 1 [L821] return (retValue_acc); [L916] tmp = valid_product() [L918] COND TRUE \read(tmp) [L48] methAndRunningLastTime = 0 [L724] int splverifierCounter ; [L725] int tmp ; [L726] int tmp___0 ; [L727] int tmp___1 ; [L728] int tmp___2 ; [L731] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L733] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L735] COND TRUE splverifierCounter < 4 [L741] tmp = __VERIFIER_nondet_int() [L743] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L745] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L646] COND TRUE waterLevel < 2 [L647] waterLevel = waterLevel + 1 [L745] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L751] tmp___0 = __VERIFIER_nondet_int() [L753] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L761] tmp___2 = __VERIFIER_nondet_int() [L763] COND FALSE !(\read(tmp___2)) [L767] tmp___1 = __VERIFIER_nondet_int() [L769] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L776] CALL timeShift() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L462] COND FALSE !(\read(pumpRunning)) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L469] COND TRUE \read(systemActive) [L491] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L494] COND TRUE ! pumpRunning [L606] int retValue_acc ; [L607] int tmp ; [L608] int tmp___0 ; [L708] int retValue_acc ; [L711] COND FALSE !(waterLevel < 2) [L715] retValue_acc = 0 [L716] return (retValue_acc); [L612] tmp = isHighWaterSensorDry() [L614] COND FALSE !(\read(tmp)) [L617] tmp___0 = 1 [L619] retValue_acc = tmp___0 [L620] return (retValue_acc); [L496] tmp = isHighWaterLevel() [L498] COND TRUE \read(tmp) [L525] int tmp ; [L550] int retValue_acc ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L554] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L667] int retValue_acc ; [L670] retValue_acc = methaneLevelCritical [L671] return (retValue_acc); [L554] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L554] retValue_acc = isMethaneLevelCritical() [L556] return (retValue_acc); [L529] tmp = isMethaneAlarm() [L531] COND FALSE !(\read(tmp)) [L519] pumpRunning = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L53] int tmp ; [L54] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L58] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L667] int retValue_acc ; [L670] retValue_acc = methaneLevelCritical [L671] return (retValue_acc); [L58] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L58] tmp = isMethaneLevelCritical() [L60] COND FALSE !(\read(tmp)) [L76] methAndRunningLastTime = 0 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L776] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L733] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L735] COND TRUE splverifierCounter < 4 [L741] tmp = __VERIFIER_nondet_int() [L743] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L751] tmp___0 = __VERIFIER_nondet_int() [L753] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L755] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=1, systemActive=1, waterLevel=2] [L658] COND FALSE !(\read(methaneLevelCritical)) [L661] methaneLevelCritical = 1 [L755] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L761] tmp___2 = __VERIFIER_nondet_int() [L763] COND FALSE !(\read(tmp___2)) [L767] tmp___1 = __VERIFIER_nondet_int() [L769] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L776] CALL timeShift() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L462] COND TRUE \read(pumpRunning) [L634] COND TRUE waterLevel > 0 [L635] waterLevel = waterLevel - 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L469] COND TRUE \read(systemActive) [L491] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L494] COND FALSE !(! pumpRunning) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L509] FCALL processEnvironment__wrappee__base() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L53] int tmp ; [L54] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L58] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L667] int retValue_acc ; [L670] retValue_acc = methaneLevelCritical [L671] return (retValue_acc); [L58] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L58] tmp = isMethaneLevelCritical() [L60] COND TRUE \read(tmp) [L561] int retValue_acc ; [L564] retValue_acc = pumpRunning [L565] return (retValue_acc); [L62] tmp___0 = isPumpRunning() [L64] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L65] COND FALSE !(\read(methAndRunningLastTime)) [L70] methAndRunningLastTime = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L776] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L733] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L735] COND TRUE splverifierCounter < 4 [L741] tmp = __VERIFIER_nondet_int() [L743] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L751] tmp___0 = __VERIFIER_nondet_int() [L753] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L761] tmp___2 = __VERIFIER_nondet_int() [L763] COND TRUE \read(tmp___2) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L776] CALL timeShift() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L462] COND TRUE \read(pumpRunning) [L634] COND TRUE waterLevel > 0 [L635] waterLevel = waterLevel - 1 VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L469] COND TRUE \read(systemActive) [L491] int tmp ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L494] COND FALSE !(! pumpRunning) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L509] FCALL processEnvironment__wrappee__base() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L53] int tmp ; [L54] int tmp___0 ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L58] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L667] int retValue_acc ; [L670] retValue_acc = methaneLevelCritical [L671] return (retValue_acc); [L58] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L58] tmp = isMethaneLevelCritical() [L60] COND TRUE \read(tmp) [L561] int retValue_acc ; [L564] retValue_acc = pumpRunning [L565] return (retValue_acc); [L62] tmp___0 = isPumpRunning() [L64] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L65] COND TRUE \read(methAndRunningLastTime) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] [L830] __VERIFIER_error() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 533.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 947.4 MB in the beginning and 1.1 GB in the end (delta: -189.1 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 56.03 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. * Boogie Preprocessor took 46.43 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1110.44 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: 70.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 11.5 GB. * CodeCheck took 48399.77 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 644.3 MB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -379.3 MB). Peak memory consumption was 265.0 MB. Max. memory is 11.5 GB. * Witness Printer took 173.99 ms. Allocated memory is still 1.8 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 24.1 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...