./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product27.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_cec948d2-295f-4177-ab8c-1c40564a2bf9/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_cec948d2-295f-4177-ab8c-1c40564a2bf9/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cec948d2-295f-4177-ab8c-1c40564a2bf9/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cec948d2-295f-4177-ab8c-1c40564a2bf9/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product27.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_cec948d2-295f-4177-ab8c-1c40564a2bf9/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cec948d2-295f-4177-ab8c-1c40564a2bf9/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 b49fd66662c490ea81dc99d4f21b657b1bc3f920 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:42:31,761 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:42:31,763 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:42:31,781 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:42:31,782 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:42:31,783 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:42:31,785 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:42:31,793 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:42:31,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:42:31,802 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:42:31,802 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:42:31,804 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:42:31,804 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:42:31,806 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:42:31,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:42:31,808 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:42:31,809 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:42:31,811 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:42:31,813 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:42:31,817 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:42:31,820 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:42:31,823 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:42:31,825 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:42:31,826 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:42:31,829 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:42:31,830 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:42:31,830 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:42:31,831 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:42:31,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:42:31,833 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:42:31,833 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:42:31,833 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:42:31,834 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:42:31,835 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:42:31,835 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:42:31,836 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:42:31,836 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:42:31,836 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:42:31,836 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:42:31,837 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:42:31,838 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:42:31,839 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cec948d2-295f-4177-ab8c-1c40564a2bf9/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:42:31,861 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:42:31,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:42:31,865 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:42:31,865 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:42:31,865 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:42:31,866 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:42:31,866 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:42:31,866 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:42:31,866 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:42:31,866 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:42:31,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:42:31,867 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:42:31,867 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:42:31,867 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:42:31,867 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:42:31,867 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:42:31,867 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:42:31,868 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:42:31,868 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:42:31,868 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:42:31,868 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:42:31,868 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:42:31,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:42:31,869 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:42:31,869 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:42:31,869 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:42:31,869 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:42:31,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:42:31,870 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:42:31,870 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_cec948d2-295f-4177-ab8c-1c40564a2bf9/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 -> b49fd66662c490ea81dc99d4f21b657b1bc3f920 [2019-11-26 02:42:31,997 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:42:32,006 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:42:32,009 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:42:32,014 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:42:32,014 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:42:32,015 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cec948d2-295f-4177-ab8c-1c40564a2bf9/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product27.cil.c [2019-11-26 02:42:32,068 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cec948d2-295f-4177-ab8c-1c40564a2bf9/bin/ukojak/data/a5dbf9877/2d9b69a8b4dc4b97b85760ba2a228dfe/FLAG8ae735283 [2019-11-26 02:42:32,493 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:42:32,493 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cec948d2-295f-4177-ab8c-1c40564a2bf9/sv-benchmarks/c/product-lines/minepump_spec1_product27.cil.c [2019-11-26 02:42:32,515 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cec948d2-295f-4177-ab8c-1c40564a2bf9/bin/ukojak/data/a5dbf9877/2d9b69a8b4dc4b97b85760ba2a228dfe/FLAG8ae735283 [2019-11-26 02:42:32,791 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cec948d2-295f-4177-ab8c-1c40564a2bf9/bin/ukojak/data/a5dbf9877/2d9b69a8b4dc4b97b85760ba2a228dfe [2019-11-26 02:42:32,793 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:42:32,794 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:42:32,795 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:42:32,795 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:42:32,798 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:42:32,799 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:42:32" (1/1) ... [2019-11-26 02:42:32,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e698207 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:42:32, skipping insertion in model container [2019-11-26 02:42:32,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:42:32" (1/1) ... [2019-11-26 02:42:32,807 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:42:32,860 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:42:33,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:42:33,201 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:42:33,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:42:33,320 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:42:33,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:42:33 WrapperNode [2019-11-26 02:42:33,321 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:42:33,321 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:42:33,321 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:42:33,322 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:42:33,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:42:33" (1/1) ... [2019-11-26 02:42:33,351 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:42:33" (1/1) ... [2019-11-26 02:42:33,380 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:42:33,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:42:33,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:42:33,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:42:33,388 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:42:33" (1/1) ... [2019-11-26 02:42:33,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:42:33" (1/1) ... [2019-11-26 02:42:33,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:42:33" (1/1) ... [2019-11-26 02:42:33,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:42:33" (1/1) ... [2019-11-26 02:42:33,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:42:33" (1/1) ... [2019-11-26 02:42:33,406 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:42:33" (1/1) ... [2019-11-26 02:42:33,408 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:42:33" (1/1) ... [2019-11-26 02:42:33,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:42:33,412 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:42:33,412 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:42:33,412 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:42:33,413 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:42:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cec948d2-295f-4177-ab8c-1c40564a2bf9/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 [2019-11-26 02:42:33,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:42:33,481 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-26 02:42:33,481 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-26 02:42:33,482 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-26 02:42:33,482 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-26 02:42:33,482 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-26 02:42:33,482 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-26 02:42:33,482 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-26 02:42:33,483 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-26 02:42:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-26 02:42:33,483 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-26 02:42:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-26 02:42:33,483 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-26 02:42:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:42:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-26 02:42:33,484 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-26 02:42:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:42:33,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:42:34,367 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:42:34,367 INFO L284 CfgBuilder]: Removed 34 assume(true) statements. [2019-11-26 02:42:34,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:42:34 BoogieIcfgContainer [2019-11-26 02:42:34,368 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:42:34,369 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:42:34,369 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:42:34,380 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:42:34,380 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:42:34" (1/1) ... [2019-11-26 02:42:34,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:42:34,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:34,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 72 transitions. [2019-11-26 02:42:34,425 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2019-11-26 02:42:34,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-26 02:42:34,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:34,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:34,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:42:34,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:34,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 54 states and 70 transitions. [2019-11-26 02:42:34,683 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2019-11-26 02:42:34,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:42:34,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:34,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:34,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:42:34,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:34,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 56 states and 73 transitions. [2019-11-26 02:42:34,821 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2019-11-26 02:42:34,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-26 02:42:34,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:34,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:34,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:42:35,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:35,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 66 states and 94 transitions. [2019-11-26 02:42:35,076 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 94 transitions. [2019-11-26 02:42:35,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:42:35,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:35,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:35,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:42:35,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:35,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 82 states and 127 transitions. [2019-11-26 02:42:35,662 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 127 transitions. [2019-11-26 02:42:35,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-26 02:42:35,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:35,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:35,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:42:35,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:35,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 83 states and 128 transitions. [2019-11-26 02:42:35,751 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 128 transitions. [2019-11-26 02:42:35,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-26 02:42:35,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:35,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:35,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:42:35,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:35,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 84 states and 129 transitions. [2019-11-26 02:42:35,833 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 129 transitions. [2019-11-26 02:42:35,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-26 02:42:35,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:35,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:35,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:42:35,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:35,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 85 states and 130 transitions. [2019-11-26 02:42:35,888 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 130 transitions. [2019-11-26 02:42:35,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:42:35,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:35,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:35,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:42:36,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:36,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 97 states and 157 transitions. [2019-11-26 02:42:36,716 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 157 transitions. [2019-11-26 02:42:36,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-26 02:42:36,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:36,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:36,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:42:36,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:36,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 102 states and 166 transitions. [2019-11-26 02:42:36,771 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 166 transitions. [2019-11-26 02:42:36,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-26 02:42:36,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:36,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:36,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:42:36,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:36,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 103 states and 167 transitions. [2019-11-26 02:42:36,817 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 167 transitions. [2019-11-26 02:42:36,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-26 02:42:36,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:36,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:36,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:42:36,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:36,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 109 states and 182 transitions. [2019-11-26 02:42:36,975 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 182 transitions. [2019-11-26 02:42:36,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:42:36,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:36,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:37,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:42:37,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:37,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 110 states and 183 transitions. [2019-11-26 02:42:37,048 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 183 transitions. [2019-11-26 02:42:37,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-26 02:42:37,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:37,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:37,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:42:37,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:37,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 114 states and 192 transitions. [2019-11-26 02:42:37,247 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 192 transitions. [2019-11-26 02:42:37,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:42:37,247 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:37,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:37,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:42:37,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:37,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 119 states and 200 transitions. [2019-11-26 02:42:37,692 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 200 transitions. [2019-11-26 02:42:37,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:42:37,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:37,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:37,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:42:37,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:37,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 124 states and 211 transitions. [2019-11-26 02:42:37,929 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 211 transitions. [2019-11-26 02:42:37,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:42:37,930 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:37,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:37,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:42:37,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:37,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 125 states and 212 transitions. [2019-11-26 02:42:37,970 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 212 transitions. [2019-11-26 02:42:37,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-26 02:42:37,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:38,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:38,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:42:38,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:38,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 128 states and 220 transitions. [2019-11-26 02:42:38,294 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 220 transitions. [2019-11-26 02:42:38,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-26 02:42:38,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:38,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:38,378 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:42:39,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:39,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 138 states and 246 transitions. [2019-11-26 02:42:39,266 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 246 transitions. [2019-11-26 02:42:39,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-26 02:42:39,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:39,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:39,303 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:42:39,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:39,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 139 states and 247 transitions. [2019-11-26 02:42:39,337 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 247 transitions. [2019-11-26 02:42:39,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-26 02:42:39,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:39,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:39,372 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:42:39,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:39,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 137 states and 243 transitions. [2019-11-26 02:42:39,393 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 243 transitions. [2019-11-26 02:42:39,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-26 02:42:39,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:39,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:39,831 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-26 02:42:40,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:40,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 144 states and 256 transitions. [2019-11-26 02:42:40,956 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 256 transitions. [2019-11-26 02:42:40,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-26 02:42:40,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:40,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:41,000 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:42:41,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:41,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 154 states and 276 transitions. [2019-11-26 02:42:41,490 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 276 transitions. [2019-11-26 02:42:41,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-26 02:42:41,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:41,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:41,517 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:42:41,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:41,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 157 states and 283 transitions. [2019-11-26 02:42:41,752 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 283 transitions. [2019-11-26 02:42:41,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-26 02:42:41,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:41,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:41,788 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:42:42,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:42,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 161 states and 292 transitions. [2019-11-26 02:42:42,284 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 292 transitions. [2019-11-26 02:42:42,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-26 02:42:42,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:42,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:42,312 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-26 02:42:42,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:42,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 168 states and 305 transitions. [2019-11-26 02:42:42,708 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 305 transitions. [2019-11-26 02:42:42,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-26 02:42:42,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:42,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:42,747 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-26 02:42:42,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:42,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 170 states and 306 transitions. [2019-11-26 02:42:42,965 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 306 transitions. [2019-11-26 02:42:42,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-26 02:42:42,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:42,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:42,988 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:42:42,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:42,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 171 states and 314 transitions. [2019-11-26 02:42:42,998 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 314 transitions. [2019-11-26 02:42:42,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-26 02:42:42,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:43,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:43,023 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:42:43,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:43,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 172 states and 314 transitions. [2019-11-26 02:42:43,033 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 314 transitions. [2019-11-26 02:42:43,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-26 02:42:43,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:43,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:43,132 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:42:44,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:44,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 183 states and 345 transitions. [2019-11-26 02:42:44,611 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 345 transitions. [2019-11-26 02:42:44,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-26 02:42:44,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:44,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:44,643 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:42:44,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:44,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 184 states and 346 transitions. [2019-11-26 02:42:44,665 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 346 transitions. [2019-11-26 02:42:44,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-26 02:42:44,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:44,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:44,698 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:42:44,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:44,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 185 states and 347 transitions. [2019-11-26 02:42:44,725 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 347 transitions. [2019-11-26 02:42:44,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-26 02:42:44,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:44,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:44,760 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:42:45,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:45,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 190 states and 359 transitions. [2019-11-26 02:42:45,025 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 359 transitions. [2019-11-26 02:42:45,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-26 02:42:45,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:45,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:45,054 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-26 02:42:45,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:45,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 191 states and 360 transitions. [2019-11-26 02:42:45,081 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 360 transitions. [2019-11-26 02:42:45,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-26 02:42:45,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:45,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:45,115 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:42:47,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:47,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 207 states and 407 transitions. [2019-11-26 02:42:47,355 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 407 transitions. [2019-11-26 02:42:47,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-26 02:42:47,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:47,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:47,390 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:42:47,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:47,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 208 states and 408 transitions. [2019-11-26 02:42:47,404 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 408 transitions. [2019-11-26 02:42:47,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-26 02:42:47,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:47,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:47,439 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:42:47,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:47,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 209 states and 409 transitions. [2019-11-26 02:42:47,458 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 409 transitions. [2019-11-26 02:42:47,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-26 02:42:47,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:47,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:47,497 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:42:47,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:47,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 211 states and 410 transitions. [2019-11-26 02:42:47,873 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 410 transitions. [2019-11-26 02:42:47,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-26 02:42:47,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:47,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:47,906 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:42:49,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:49,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 221 states and 426 transitions. [2019-11-26 02:42:49,491 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 426 transitions. [2019-11-26 02:42:49,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-26 02:42:49,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:49,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:49,518 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:42:49,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:49,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 224 states and 434 transitions. [2019-11-26 02:42:49,827 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 434 transitions. [2019-11-26 02:42:49,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-26 02:42:49,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:49,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:49,851 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:42:50,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:50,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 226 states and 435 transitions. [2019-11-26 02:42:50,229 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 435 transitions. [2019-11-26 02:42:50,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-26 02:42:50,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:50,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:50,256 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-26 02:42:50,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:50,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 227 states and 435 transitions. [2019-11-26 02:42:50,269 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 435 transitions. [2019-11-26 02:42:50,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-26 02:42:50,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:50,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:50,298 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:42:52,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:52,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 233 states and 446 transitions. [2019-11-26 02:42:52,451 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 446 transitions. [2019-11-26 02:42:52,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-26 02:42:52,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:52,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:52,475 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:42:52,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:52,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 234 states and 447 transitions. [2019-11-26 02:42:52,507 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 447 transitions. [2019-11-26 02:42:52,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-26 02:42:52,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:52,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:52,531 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:42:52,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:52,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 235 states and 448 transitions. [2019-11-26 02:42:52,555 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 448 transitions. [2019-11-26 02:42:52,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-26 02:42:52,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:52,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:52,579 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:42:53,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:53,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 235 states and 441 transitions. [2019-11-26 02:42:53,144 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 441 transitions. [2019-11-26 02:42:53,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-26 02:42:53,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:53,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:53,173 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:42:53,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:53,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 236 states and 442 transitions. [2019-11-26 02:42:53,206 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 442 transitions. [2019-11-26 02:42:53,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-26 02:42:53,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:53,372 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-26 02:42:53,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:53,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 239 states and 446 transitions. [2019-11-26 02:42:53,534 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 446 transitions. [2019-11-26 02:42:53,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-26 02:42:53,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:53,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:53,568 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-26 02:42:53,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:53,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 241 states and 448 transitions. [2019-11-26 02:42:53,989 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 448 transitions. [2019-11-26 02:42:53,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-26 02:42:53,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:54,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:54,013 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-26 02:42:54,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:54,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 245 states and 455 transitions. [2019-11-26 02:42:54,205 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 455 transitions. [2019-11-26 02:42:54,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-26 02:42:54,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:54,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:54,228 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-26 02:42:56,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:56,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 253 states and 469 transitions. [2019-11-26 02:42:56,019 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 469 transitions. [2019-11-26 02:42:56,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-26 02:42:56,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:56,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:56,046 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-26 02:42:56,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:56,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 254 states and 469 transitions. [2019-11-26 02:42:56,072 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 469 transitions. [2019-11-26 02:42:56,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-26 02:42:56,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:56,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:56,098 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-26 02:42:56,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:56,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 259 states and 479 transitions. [2019-11-26 02:42:56,891 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 479 transitions. [2019-11-26 02:42:56,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-26 02:42:56,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:56,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:56,915 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-26 02:42:56,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:56,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 257 states and 475 transitions. [2019-11-26 02:42:56,947 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 475 transitions. [2019-11-26 02:42:56,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-26 02:42:56,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:56,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:56,972 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-26 02:42:57,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:57,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 258 states and 478 transitions. [2019-11-26 02:42:57,324 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 478 transitions. [2019-11-26 02:42:57,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-26 02:42:57,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:57,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:57,608 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-26 02:42:59,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:59,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 260 states and 479 transitions. [2019-11-26 02:42:59,225 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 479 transitions. [2019-11-26 02:42:59,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-26 02:42:59,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:59,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:59,252 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-26 02:42:59,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:59,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 261 states and 479 transitions. [2019-11-26 02:42:59,277 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 479 transitions. [2019-11-26 02:42:59,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-26 02:42:59,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:59,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:59,310 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-26 02:42:59,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:59,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 263 states and 482 transitions. [2019-11-26 02:42:59,345 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 482 transitions. [2019-11-26 02:42:59,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-26 02:42:59,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:59,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:59,377 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-26 02:42:59,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:59,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 265 states and 484 transitions. [2019-11-26 02:42:59,440 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 484 transitions. [2019-11-26 02:42:59,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-26 02:42:59,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:59,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:59,472 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-26 02:42:59,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:59,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 263 states and 480 transitions. [2019-11-26 02:42:59,506 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 480 transitions. [2019-11-26 02:42:59,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-26 02:42:59,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:59,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:59,538 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-26 02:42:59,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:59,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 269 states and 492 transitions. [2019-11-26 02:42:59,917 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 492 transitions. [2019-11-26 02:42:59,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-26 02:42:59,919 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:59,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:59,948 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-26 02:42:59,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:42:59,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 270 states and 492 transitions. [2019-11-26 02:42:59,969 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 492 transitions. [2019-11-26 02:42:59,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-26 02:42:59,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:42:59,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:42:59,993 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-26 02:43:00,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:43:00,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 271 states and 492 transitions. [2019-11-26 02:43:00,016 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 492 transitions. [2019-11-26 02:43:00,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-26 02:43:00,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:43:00,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:43:00,042 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-26 02:43:00,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:43:00,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 271 states and 491 transitions. [2019-11-26 02:43:00,083 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 491 transitions. [2019-11-26 02:43:00,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-26 02:43:00,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:43:00,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:43:00,111 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-26 02:43:00,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:43:00,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 273 states and 494 transitions. [2019-11-26 02:43:00,142 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 494 transitions. [2019-11-26 02:43:00,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-11-26 02:43:00,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:43:00,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:43:00,167 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-26 02:43:00,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:43:00,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 264 states and 477 transitions. [2019-11-26 02:43:00,198 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 477 transitions. [2019-11-26 02:43:00,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-26 02:43:00,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:43:00,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:43:00,430 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-26 02:43:01,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:43:01,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 266 states and 478 transitions. [2019-11-26 02:43:01,169 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 478 transitions. [2019-11-26 02:43:01,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-26 02:43:01,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:43:01,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:43:01,193 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-26 02:43:01,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:43:01,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 268 states and 479 transitions. [2019-11-26 02:43:01,720 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 479 transitions. [2019-11-26 02:43:01,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-26 02:43:01,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:43:01,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:43:01,744 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-26 02:43:01,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:43:01,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 269 states and 480 transitions. [2019-11-26 02:43:01,787 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 480 transitions. [2019-11-26 02:43:01,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-26 02:43:01,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:43:01,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:43:01,810 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-26 02:43:01,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:43:01,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 261 states and 463 transitions. [2019-11-26 02:43:01,846 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 463 transitions. [2019-11-26 02:43:01,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-26 02:43:01,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:43:01,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:43:01,870 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-26 02:43:01,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:43:01,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 248 states and 440 transitions. [2019-11-26 02:43:01,903 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 440 transitions. [2019-11-26 02:43:01,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-26 02:43:01,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:43:01,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:43:01,931 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 31 proven. 19 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-26 02:43:02,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:43:02,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 253 states and 452 transitions. [2019-11-26 02:43:02,336 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 452 transitions. [2019-11-26 02:43:02,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-11-26 02:43:02,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:43:02,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:43:02,366 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 35 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-26 02:43:03,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:43:03,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 262 states and 472 transitions. [2019-11-26 02:43:03,628 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 472 transitions. [2019-11-26 02:43:03,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-11-26 02:43:03,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:43:03,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:43:03,654 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-26 02:43:04,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:43:04,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 264 states and 473 transitions. [2019-11-26 02:43:04,044 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 473 transitions. [2019-11-26 02:43:04,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-26 02:43:04,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:43:04,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:43:04,075 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 32 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-26 02:43:04,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:43:04,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 265 states and 474 transitions. [2019-11-26 02:43:04,121 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 474 transitions. [2019-11-26 02:43:04,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-26 02:43:04,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:43:04,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:43:04,152 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-26 02:43:04,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:43:04,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 140 states and 208 transitions. [2019-11-26 02:43:04,535 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 208 transitions. [2019-11-26 02:43:04,535 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:43:04,535 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 76 iterations. [2019-11-26 02:43:04,543 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-26 02:43:04,951 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:43:04,955 INFO L569 CodeCheckObserver]: Invariant with dag size 14 [2019-11-26 02:43:04,959 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:43:04,959 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2019-11-26 02:43:04,959 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:43:04,960 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:43:04,960 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:43:04,960 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:43:04,960 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:43:04,960 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-11-26 02:43:04,961 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:43:04,961 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:43:04,961 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2019-11-26 02:43:04,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:43:04 ImpRootNode [2019-11-26 02:43:04,962 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:43:04,963 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:43:04,963 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:43:04,963 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:43:04,964 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:42:34" (3/4) ... [2019-11-26 02:43:04,967 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:43:04,972 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-11-26 02:43:04,972 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-11-26 02:43:04,972 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-11-26 02:43:04,972 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-11-26 02:43:04,972 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-11-26 02:43:04,972 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-11-26 02:43:04,973 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-11-26 02:43:04,979 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2019-11-26 02:43:04,980 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-11-26 02:43:04,980 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-26 02:43:04,981 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-26 02:43:04,981 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-26 02:43:04,982 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:43:04,982 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:43:05,009 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || (!(0 == systemActive) && !(pumpRunning == 0))) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) [2019-11-26 02:43:05,010 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) && !(0 == systemActive)) || !(pumpRunning == 0) [2019-11-26 02:43:05,011 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(pumpRunning == \old(pumpRunning)) || 0 == tmp) || tmp == methaneLevelCritical) || 0 == systemActive) || !(pumpRunning == 0) [2019-11-26 02:43:05,050 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_cec948d2-295f-4177-ab8c-1c40564a2bf9/bin/ukojak/witness.graphml [2019-11-26 02:43:05,050 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:43:05,052 INFO L168 Benchmark]: Toolchain (without parser) took 32257.47 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 558.9 MB). Free memory was 939.4 MB in the beginning and 1.0 GB in the end (delta: -81.2 MB). Peak memory consumption was 477.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:43:05,053 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:43:05,053 INFO L168 Benchmark]: CACSL2BoogieTranslator took 526.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -181.7 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:43:05,053 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.34 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. [2019-11-26 02:43:05,054 INFO L168 Benchmark]: Boogie Preprocessor took 30.41 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. [2019-11-26 02:43:05,054 INFO L168 Benchmark]: RCFGBuilder took 957.01 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: 72.1 MB). Peak memory consumption was 72.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:43:05,055 INFO L168 Benchmark]: CodeCheck took 30593.73 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 420.5 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 18.4 MB). Peak memory consumption was 438.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:43:05,055 INFO L168 Benchmark]: Witness Printer took 87.55 ms. Allocated memory is still 1.6 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:43:05,057 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: 30.1s, OverallIterations: 76, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -1727786872 SDtfs, 308244044 SDslu, -1915891364 SDs, 0 SdLazy, -670538440 SolverSat, -842543420 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 78.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 38356 GetRequests, 37596 SyntacticMatches, 382 SemanticMatches, 378 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64678 ImplicationChecksByTransitivity, 24.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 3551 NumberOfCodeBlocks, 3551 NumberOfCodeBlocksAsserted, 75 NumberOfCheckSat, 3476 ConstructedInterpolants, 0 QuantifiedInterpolants, 382319 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 75 InterpolantComputations, 51 PerfectInterpolantSequences, 1496/1674 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: 82]: 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: 759]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: (((!(pumpRunning == \old(pumpRunning)) || 0 == tmp) || tmp == methaneLevelCritical) || 0 == systemActive) || !(pumpRunning == 0) - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) && !(0 == systemActive)) || !(pumpRunning == 0) - InvariantResult [Line: 686]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 295]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 295]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || (!(0 == systemActive) && !(pumpRunning == 0))) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 526.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -181.7 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.34 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. * Boogie Preprocessor took 30.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 957.01 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: 72.1 MB). Peak memory consumption was 72.1 MB. Max. memory is 11.5 GB. * CodeCheck took 30593.73 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 420.5 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 18.4 MB). Peak memory consumption was 438.9 MB. Max. memory is 11.5 GB. * Witness Printer took 87.55 ms. Allocated memory is still 1.6 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...