./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product28.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_ec46b506-c9e9-4089-938a-abf09568d88e/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_ec46b506-c9e9-4089-938a-abf09568d88e/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ec46b506-c9e9-4089-938a-abf09568d88e/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ec46b506-c9e9-4089-938a-abf09568d88e/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ec46b506-c9e9-4089-938a-abf09568d88e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ec46b506-c9e9-4089-938a-abf09568d88e/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 84841b0b7c643c254d02f565fa50ff7ee5853434 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 05:04:08,684 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 05:04:08,686 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 05:04:08,700 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 05:04:08,701 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 05:04:08,702 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 05:04:08,704 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 05:04:08,713 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 05:04:08,718 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 05:04:08,722 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 05:04:08,723 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 05:04:08,724 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 05:04:08,724 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 05:04:08,727 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 05:04:08,728 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 05:04:08,729 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 05:04:08,730 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 05:04:08,730 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 05:04:08,733 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 05:04:08,737 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 05:04:08,741 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 05:04:08,743 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 05:04:08,746 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 05:04:08,747 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 05:04:08,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 05:04:08,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 05:04:08,749 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 05:04:08,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 05:04:08,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 05:04:08,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 05:04:08,753 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 05:04:08,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 05:04:08,754 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 05:04:08,755 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 05:04:08,755 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 05:04:08,756 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 05:04:08,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 05:04:08,756 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 05:04:08,757 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 05:04:08,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 05:04:08,759 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 05:04:08,759 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ec46b506-c9e9-4089-938a-abf09568d88e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 05:04:08,785 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 05:04:08,795 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 05:04:08,796 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 05:04:08,796 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 05:04:08,797 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 05:04:08,797 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 05:04:08,798 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 05:04:08,798 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 05:04:08,798 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 05:04:08,798 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 05:04:08,798 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 05:04:08,799 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 05:04:08,799 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 05:04:08,799 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 05:04:08,799 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 05:04:08,799 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 05:04:08,800 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 05:04:08,800 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 05:04:08,800 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 05:04:08,800 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 05:04:08,800 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 05:04:08,801 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 05:04:08,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 05:04:08,801 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 05:04:08,801 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 05:04:08,802 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 05:04:08,802 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 05:04:08,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 05:04:08,803 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 05:04:08,804 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_ec46b506-c9e9-4089-938a-abf09568d88e/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 -> 84841b0b7c643c254d02f565fa50ff7ee5853434 [2019-11-20 05:04:08,989 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 05:04:09,006 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 05:04:09,009 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 05:04:09,011 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 05:04:09,011 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 05:04:09,013 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ec46b506-c9e9-4089-938a-abf09568d88e/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c [2019-11-20 05:04:09,082 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ec46b506-c9e9-4089-938a-abf09568d88e/bin/ukojak/data/67a46a6da/8a43e790f0cc4ac180e00731ed77b291/FLAGc112bde0f [2019-11-20 05:04:09,611 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 05:04:09,616 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ec46b506-c9e9-4089-938a-abf09568d88e/sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c [2019-11-20 05:04:09,635 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ec46b506-c9e9-4089-938a-abf09568d88e/bin/ukojak/data/67a46a6da/8a43e790f0cc4ac180e00731ed77b291/FLAGc112bde0f [2019-11-20 05:04:09,918 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ec46b506-c9e9-4089-938a-abf09568d88e/bin/ukojak/data/67a46a6da/8a43e790f0cc4ac180e00731ed77b291 [2019-11-20 05:04:09,921 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 05:04:09,922 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 05:04:09,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 05:04:09,923 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 05:04:09,928 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 05:04:09,929 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:04:09" (1/1) ... [2019-11-20 05:04:09,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@819eacd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:09, skipping insertion in model container [2019-11-20 05:04:09,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:04:09" (1/1) ... [2019-11-20 05:04:09,938 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 05:04:09,994 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 05:04:10,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:04:10,308 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 05:04:10,421 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:04:10,464 INFO L192 MainTranslator]: Completed translation [2019-11-20 05:04:10,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:10 WrapperNode [2019-11-20 05:04:10,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 05:04:10,466 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 05:04:10,466 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 05:04:10,466 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 05:04:10,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:10" (1/1) ... [2019-11-20 05:04:10,504 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:10" (1/1) ... [2019-11-20 05:04:10,533 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 05:04:10,533 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 05:04:10,534 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 05:04:10,534 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 05:04:10,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:10" (1/1) ... [2019-11-20 05:04:10,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:10" (1/1) ... [2019-11-20 05:04:10,547 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:10" (1/1) ... [2019-11-20 05:04:10,547 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:10" (1/1) ... [2019-11-20 05:04:10,557 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:10" (1/1) ... [2019-11-20 05:04:10,562 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:10" (1/1) ... [2019-11-20 05:04:10,565 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:10" (1/1) ... [2019-11-20 05:04:10,570 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 05:04:10,570 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 05:04:10,571 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 05:04:10,571 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 05:04:10,572 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:04:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ec46b506-c9e9-4089-938a-abf09568d88e/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 05:04:10,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 05:04:10,651 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-20 05:04:10,652 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-20 05:04:10,652 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-20 05:04:10,652 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-20 05:04:10,652 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-20 05:04:10,652 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-20 05:04:10,652 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-20 05:04:10,653 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-20 05:04:10,653 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-20 05:04:10,653 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-20 05:04:10,653 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-20 05:04:10,653 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-20 05:04:10,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 05:04:10,654 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-20 05:04:10,654 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-20 05:04:10,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 05:04:10,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 05:04:11,559 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 05:04:11,559 INFO L285 CfgBuilder]: Removed 36 assume(true) statements. [2019-11-20 05:04:11,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:04:11 BoogieIcfgContainer [2019-11-20 05:04:11,560 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 05:04:11,561 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 05:04:11,561 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 05:04:11,571 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 05:04:11,571 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:04:11" (1/1) ... [2019-11-20 05:04:11,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:04:11,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:11,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 72 transitions. [2019-11-20 05:04:11,625 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2019-11-20 05:04:11,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-20 05:04:11,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:11,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:11,904 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 05:04:11,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:11,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 54 states and 70 transitions. [2019-11-20 05:04:11,924 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2019-11-20 05:04:11,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 05:04:11,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:11,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:12,095 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 05:04:12,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:12,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 56 states and 73 transitions. [2019-11-20 05:04:12,128 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2019-11-20 05:04:12,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-20 05:04:12,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:12,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:12,221 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 05:04:12,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:12,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 59 states and 81 transitions. [2019-11-20 05:04:12,257 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2019-11-20 05:04:12,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 05:04:12,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:12,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:12,415 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 05:04:12,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:12,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 75 states and 115 transitions. [2019-11-20 05:04:12,865 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 115 transitions. [2019-11-20 05:04:12,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-20 05:04:12,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:12,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:12,949 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 05:04:13,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:13,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 83 states and 130 transitions. [2019-11-20 05:04:13,206 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 130 transitions. [2019-11-20 05:04:13,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 05:04:13,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:13,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:13,267 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 05:04:13,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:13,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 88 states and 140 transitions. [2019-11-20 05:04:13,345 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 140 transitions. [2019-11-20 05:04:13,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 05:04:13,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:13,441 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 05:04:14,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:14,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 100 states and 168 transitions. [2019-11-20 05:04:14,284 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 168 transitions. [2019-11-20 05:04:14,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 05:04:14,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:14,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:14,318 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 05:04:14,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:14,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 104 states and 178 transitions. [2019-11-20 05:04:14,478 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 178 transitions. [2019-11-20 05:04:14,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 05:04:14,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:14,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:14,512 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 05:04:14,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:14,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 105 states and 179 transitions. [2019-11-20 05:04:14,520 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 179 transitions. [2019-11-20 05:04:14,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 05:04:14,522 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:14,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:14,552 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 05:04:14,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:14,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 106 states and 180 transitions. [2019-11-20 05:04:14,575 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 180 transitions. [2019-11-20 05:04:14,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-20 05:04:14,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:14,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:14,607 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 05:04:14,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:14,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 111 states and 192 transitions. [2019-11-20 05:04:14,640 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 192 transitions. [2019-11-20 05:04:14,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 05:04:14,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:14,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:14,674 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 05:04:14,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:14,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 116 states and 201 transitions. [2019-11-20 05:04:14,717 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 201 transitions. [2019-11-20 05:04:14,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 05:04:14,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:14,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:14,752 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 05:04:14,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:14,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 117 states and 202 transitions. [2019-11-20 05:04:14,779 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 202 transitions. [2019-11-20 05:04:14,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 05:04:14,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:14,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:14,820 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 05:04:14,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:14,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 118 states and 203 transitions. [2019-11-20 05:04:14,840 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 203 transitions. [2019-11-20 05:04:14,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 05:04:14,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:14,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:14,931 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 05:04:15,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:15,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 128 states and 222 transitions. [2019-11-20 05:04:15,474 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 222 transitions. [2019-11-20 05:04:15,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-20 05:04:15,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:15,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:15,499 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 05:04:15,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:15,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 129 states and 223 transitions. [2019-11-20 05:04:15,514 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 223 transitions. [2019-11-20 05:04:15,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 05:04:15,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:15,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:15,543 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 05:04:15,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:15,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 129 states and 222 transitions. [2019-11-20 05:04:15,561 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 222 transitions. [2019-11-20 05:04:15,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 05:04:15,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:15,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:15,639 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 05:04:15,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:15,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 132 states and 229 transitions. [2019-11-20 05:04:15,848 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 229 transitions. [2019-11-20 05:04:15,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-20 05:04:15,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:15,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:15,938 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 05:04:16,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:16,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 142 states and 254 transitions. [2019-11-20 05:04:16,759 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 254 transitions. [2019-11-20 05:04:16,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 05:04:16,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:16,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:16,823 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 05:04:16,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:16,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 140 states and 250 transitions. [2019-11-20 05:04:16,846 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 250 transitions. [2019-11-20 05:04:16,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 05:04:16,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:16,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:17,158 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 05:04:17,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:17,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 143 states and 256 transitions. [2019-11-20 05:04:17,925 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 256 transitions. [2019-11-20 05:04:17,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-20 05:04:17,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:17,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:17,952 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 05:04:17,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:17,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 144 states and 258 transitions. [2019-11-20 05:04:17,991 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 258 transitions. [2019-11-20 05:04:17,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 05:04:17,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:18,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:18,022 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 05:04:18,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:18,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 150 states and 271 transitions. [2019-11-20 05:04:18,711 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 271 transitions. [2019-11-20 05:04:18,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 05:04:18,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:18,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:18,742 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 05:04:18,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:18,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 151 states and 273 transitions. [2019-11-20 05:04:18,777 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 273 transitions. [2019-11-20 05:04:18,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 05:04:18,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:18,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:18,818 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:04:20,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:20,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 168 states and 315 transitions. [2019-11-20 05:04:20,656 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 315 transitions. [2019-11-20 05:04:20,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 05:04:20,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:20,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:20,693 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:04:20,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:20,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 173 states and 327 transitions. [2019-11-20 05:04:20,727 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 327 transitions. [2019-11-20 05:04:20,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 05:04:20,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:20,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:20,763 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 05:04:20,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:20,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 174 states and 327 transitions. [2019-11-20 05:04:20,773 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 327 transitions. [2019-11-20 05:04:20,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 05:04:20,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:20,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:20,801 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 05:04:21,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:21,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 176 states and 328 transitions. [2019-11-20 05:04:21,107 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 328 transitions. [2019-11-20 05:04:21,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 05:04:21,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:21,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:21,150 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:04:21,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:21,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 177 states and 329 transitions. [2019-11-20 05:04:21,169 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 329 transitions. [2019-11-20 05:04:21,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 05:04:21,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:21,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:21,324 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 05:04:23,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:23,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 188 states and 362 transitions. [2019-11-20 05:04:23,243 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 362 transitions. [2019-11-20 05:04:23,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 05:04:23,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:23,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:23,272 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:04:23,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:23,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 189 states and 363 transitions. [2019-11-20 05:04:23,305 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 363 transitions. [2019-11-20 05:04:23,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 05:04:23,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:23,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:23,340 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 05:04:24,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:24,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 197 states and 381 transitions. [2019-11-20 05:04:24,194 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 381 transitions. [2019-11-20 05:04:24,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 05:04:24,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:24,221 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 05:04:24,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:24,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 202 states and 390 transitions. [2019-11-20 05:04:24,257 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 390 transitions. [2019-11-20 05:04:24,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 05:04:24,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:24,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:24,283 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 05:04:25,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:25,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 217 states and 420 transitions. [2019-11-20 05:04:25,837 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 420 transitions. [2019-11-20 05:04:25,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 05:04:25,840 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:25,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:25,875 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 05:04:26,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:26,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 219 states and 421 transitions. [2019-11-20 05:04:26,322 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 421 transitions. [2019-11-20 05:04:26,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 05:04:26,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:26,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:26,352 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 05:04:26,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:26,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 220 states and 422 transitions. [2019-11-20 05:04:26,369 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 422 transitions. [2019-11-20 05:04:26,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 05:04:26,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:26,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:26,401 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 05:04:26,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:26,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 224 states and 428 transitions. [2019-11-20 05:04:26,833 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 428 transitions. [2019-11-20 05:04:26,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 05:04:26,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:26,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:26,858 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:04:28,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:28,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 233 states and 442 transitions. [2019-11-20 05:04:28,193 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 442 transitions. [2019-11-20 05:04:28,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 05:04:28,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:28,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:28,221 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 05:04:30,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:30,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 243 states and 458 transitions. [2019-11-20 05:04:30,426 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 458 transitions. [2019-11-20 05:04:30,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 05:04:30,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:30,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:30,454 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 05:04:30,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:30,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 242 states and 455 transitions. [2019-11-20 05:04:30,844 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 455 transitions. [2019-11-20 05:04:30,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 05:04:30,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:30,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:30,876 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 05:04:30,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:30,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 243 states and 456 transitions. [2019-11-20 05:04:30,898 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 456 transitions. [2019-11-20 05:04:30,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 05:04:30,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:30,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:30,931 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 05:04:30,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:30,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 244 states and 457 transitions. [2019-11-20 05:04:30,964 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 457 transitions. [2019-11-20 05:04:30,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-20 05:04:30,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:30,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:30,993 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 05:04:31,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:31,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 245 states and 458 transitions. [2019-11-20 05:04:31,037 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 458 transitions. [2019-11-20 05:04:31,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 05:04:31,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:31,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:31,073 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 05:04:33,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:33,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 254 states and 476 transitions. [2019-11-20 05:04:33,393 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 476 transitions. [2019-11-20 05:04:33,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-20 05:04:33,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:33,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:33,589 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 05:04:33,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:33,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 255 states and 477 transitions. [2019-11-20 05:04:33,772 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 477 transitions. [2019-11-20 05:04:33,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 05:04:33,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:33,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:33,808 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 05:04:33,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:33,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 253 states and 473 transitions. [2019-11-20 05:04:33,838 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 473 transitions. [2019-11-20 05:04:33,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-20 05:04:33,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:33,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:33,871 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 05:04:34,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:34,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 258 states and 480 transitions. [2019-11-20 05:04:34,065 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 480 transitions. [2019-11-20 05:04:34,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 05:04:34,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:34,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:34,089 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:04:34,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:34,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 259 states and 481 transitions. [2019-11-20 05:04:34,609 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 481 transitions. [2019-11-20 05:04:34,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 05:04:34,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:34,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:34,638 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 05:04:35,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:35,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 263 states and 488 transitions. [2019-11-20 05:04:35,081 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 488 transitions. [2019-11-20 05:04:35,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 05:04:35,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:35,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:35,109 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 05:04:36,495 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2019-11-20 05:04:36,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:36,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 265 states and 488 transitions. [2019-11-20 05:04:36,816 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 488 transitions. [2019-11-20 05:04:36,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 05:04:36,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:36,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:36,841 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 05:04:37,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:37,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 266 states and 490 transitions. [2019-11-20 05:04:37,321 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 490 transitions. [2019-11-20 05:04:37,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 05:04:37,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:37,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:37,347 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 05:04:37,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:37,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 267 states and 491 transitions. [2019-11-20 05:04:37,394 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 491 transitions. [2019-11-20 05:04:37,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 05:04:37,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:37,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:37,420 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 05:04:37,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:37,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 265 states and 487 transitions. [2019-11-20 05:04:37,461 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 487 transitions. [2019-11-20 05:04:37,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 05:04:37,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:37,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:37,487 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 05:04:37,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:37,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 266 states and 490 transitions. [2019-11-20 05:04:37,920 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 490 transitions. [2019-11-20 05:04:37,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 05:04:37,920 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:37,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:37,944 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 05:04:37,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:37,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 267 states and 493 transitions. [2019-11-20 05:04:37,984 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 493 transitions. [2019-11-20 05:04:37,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-20 05:04:37,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:37,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:38,012 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 05:04:38,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:38,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 268 states and 495 transitions. [2019-11-20 05:04:38,046 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 495 transitions. [2019-11-20 05:04:38,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 05:04:38,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:38,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:38,071 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 05:04:38,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:38,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 271 states and 498 transitions. [2019-11-20 05:04:38,338 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 498 transitions. [2019-11-20 05:04:38,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 05:04:38,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:38,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:38,362 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 05:04:38,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:38,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 273 states and 500 transitions. [2019-11-20 05:04:38,392 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 500 transitions. [2019-11-20 05:04:38,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 05:04:38,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:38,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:38,428 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 05:04:38,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:38,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 274 states and 501 transitions. [2019-11-20 05:04:38,716 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 501 transitions. [2019-11-20 05:04:38,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 05:04:38,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:38,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:38,744 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 05:04:38,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:38,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 277 states and 506 transitions. [2019-11-20 05:04:38,799 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 506 transitions. [2019-11-20 05:04:38,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 05:04:38,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:38,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:39,259 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:04:42,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:42,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 288 states and 540 transitions. [2019-11-20 05:04:42,202 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 540 transitions. [2019-11-20 05:04:42,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 05:04:42,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:42,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:42,242 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 22 proven. 14 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:04:42,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:42,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 289 states and 541 transitions. [2019-11-20 05:04:42,412 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 541 transitions. [2019-11-20 05:04:42,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 05:04:42,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:42,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:42,450 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:04:43,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:43,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 291 states and 545 transitions. [2019-11-20 05:04:43,192 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 545 transitions. [2019-11-20 05:04:43,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 05:04:43,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:43,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:43,228 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 05:04:43,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:43,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 293 states and 548 transitions. [2019-11-20 05:04:43,878 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 548 transitions. [2019-11-20 05:04:43,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 05:04:43,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:43,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:43,915 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 05:04:44,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:44,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 295 states and 550 transitions. [2019-11-20 05:04:44,223 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 550 transitions. [2019-11-20 05:04:44,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 05:04:44,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:44,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:44,254 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 05:04:44,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:44,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 296 states and 551 transitions. [2019-11-20 05:04:44,301 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 551 transitions. [2019-11-20 05:04:44,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 05:04:44,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:44,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:44,331 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 05:04:44,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:44,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 297 states and 553 transitions. [2019-11-20 05:04:44,379 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 553 transitions. [2019-11-20 05:04:44,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 05:04:44,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:44,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:44,410 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 05:04:44,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:44,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 288 states and 536 transitions. [2019-11-20 05:04:44,445 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 536 transitions. [2019-11-20 05:04:44,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 05:04:44,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:44,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:44,476 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 24 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-11-20 05:04:44,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:44,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 289 states and 537 transitions. [2019-11-20 05:04:44,605 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 537 transitions. [2019-11-20 05:04:44,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 05:04:44,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:44,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:44,664 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 05:04:44,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:44,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 290 states and 539 transitions. [2019-11-20 05:04:44,704 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 539 transitions. [2019-11-20 05:04:44,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 05:04:44,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:44,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:44,738 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 05:04:45,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:45,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 292 states and 541 transitions. [2019-11-20 05:04:45,122 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 541 transitions. [2019-11-20 05:04:45,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 05:04:45,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:45,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:45,165 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 05:04:45,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:45,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 233 states and 393 transitions. [2019-11-20 05:04:45,652 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 393 transitions. [2019-11-20 05:04:45,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 05:04:45,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:45,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:45,685 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 45 proven. 7 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 05:04:45,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:45,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 234 states and 393 transitions. [2019-11-20 05:04:45,704 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 393 transitions. [2019-11-20 05:04:45,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-11-20 05:04:45,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:04:45,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:04:45,738 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2019-11-20 05:04:46,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:04:46,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 135 states and 203 transitions. [2019-11-20 05:04:46,441 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 203 transitions. [2019-11-20 05:04:46,442 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 05:04:46,442 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 75 iterations. [2019-11-20 05:04:46,459 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 05:04:46,967 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:04:46,971 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-11-20 05:04:46,975 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:04:46,976 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:04:46,976 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:04:46,976 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:04:46,976 INFO L569 CodeCheckObserver]: Invariant with dag size 18 [2019-11-20 05:04:46,978 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:04:46,978 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2019-11-20 05:04:46,980 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:04:46,984 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:04:46,984 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:04:46,984 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2019-11-20 05:04:46,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:04:46 ImpRootNode [2019-11-20 05:04:46,986 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 05:04:46,986 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 05:04:46,987 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 05:04:46,987 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 05:04:46,987 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:04:11" (3/4) ... [2019-11-20 05:04:46,991 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 05:04:46,997 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-11-20 05:04:46,997 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-11-20 05:04:46,998 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-11-20 05:04:46,998 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-11-20 05:04:46,998 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-11-20 05:04:46,998 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-11-20 05:04:46,999 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-11-20 05:04:47,007 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2019-11-20 05:04:47,008 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2019-11-20 05:04:47,008 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2019-11-20 05:04:47,009 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 05:04:47,010 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 05:04:47,010 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 05:04:47,041 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == systemActive) && !(pumpRunning == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) [2019-11-20 05:04:47,042 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) && !(0 == systemActive)) || !(pumpRunning == 0) [2019-11-20 05:04:47,042 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == methaneLevelCritical || (!(pumpRunning == \old(pumpRunning)) && !(0 == tmp))) || (!(pumpRunning == 0) && !(0 == tmp))) || (0 == systemActive && !(0 == tmp)) [2019-11-20 05:04:47,090 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_ec46b506-c9e9-4089-938a-abf09568d88e/bin/ukojak/witness.graphml [2019-11-20 05:04:47,092 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 05:04:47,093 INFO L168 Benchmark]: Toolchain (without parser) took 37171.60 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 714.6 MB). Free memory was 944.7 MB in the beginning and 1.6 GB in the end (delta: -639.7 MB). Peak memory consumption was 74.9 MB. Max. memory is 11.5 GB. [2019-11-20 05:04:47,096 INFO L168 Benchmark]: CDTParser took 0.32 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 05:04:47,097 INFO L168 Benchmark]: CACSL2BoogieTranslator took 542.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -176.4 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2019-11-20 05:04:47,097 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.59 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: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 11.5 GB. [2019-11-20 05:04:47,097 INFO L168 Benchmark]: Boogie Preprocessor took 36.67 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 05:04:47,098 INFO L168 Benchmark]: RCFGBuilder took 990.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 75.6 MB). Peak memory consumption was 75.6 MB. Max. memory is 11.5 GB. [2019-11-20 05:04:47,098 INFO L168 Benchmark]: CodeCheck took 35425.10 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 576.7 MB). Free memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: -558.6 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-11-20 05:04:47,099 INFO L168 Benchmark]: Witness Printer took 105.59 ms. Allocated memory is still 1.7 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 11.5 GB. [2019-11-20 05:04:47,101 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 8 procedures, 54 locations, 1 error locations. Result: SAFE, OverallTime: 34.8s, OverallIterations: 75, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1084358976 SDtfs, 1379334252 SDslu, -1094575416 SDs, 0 SdLazy, 2021597684 SolverSat, -1368917184 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 89.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 37386 GetRequests, 36618 SyntacticMatches, 374 SemanticMatches, 394 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70517 ImplicationChecksByTransitivity, 28.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 3547 NumberOfCodeBlocks, 3547 NumberOfCodeBlocksAsserted, 74 NumberOfCheckSat, 3473 ConstructedInterpolants, 0 QuantifiedInterpolants, 366339 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 74 InterpolantComputations, 50 PerfectInterpolantSequences, 1609/1753 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 - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: ((tmp == methaneLevelCritical || (!(pumpRunning == \old(pumpRunning)) && !(0 == tmp))) || (!(pumpRunning == 0) && !(0 == tmp))) || (0 == systemActive && !(0 == tmp)) - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 595]: Loop Invariant Derived loop invariant: ((!(0 == systemActive) && !(pumpRunning == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 603]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 628]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) && !(0 == systemActive)) || !(pumpRunning == 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 542.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -176.4 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 67.59 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: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 36.67 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 990.18 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 75.6 MB). Peak memory consumption was 75.6 MB. Max. memory is 11.5 GB. * CodeCheck took 35425.10 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 576.7 MB). Free memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: -558.6 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Witness Printer took 105.59 ms. Allocated memory is still 1.7 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...