./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product07.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1591b204-8efc-4d35-afa1-8a83686585a0/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1591b204-8efc-4d35-afa1-8a83686585a0/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1591b204-8efc-4d35-afa1-8a83686585a0/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1591b204-8efc-4d35-afa1-8a83686585a0/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product07.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1591b204-8efc-4d35-afa1-8a83686585a0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1591b204-8efc-4d35-afa1-8a83686585a0/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 c39001161d93972d05784cb6dbc5024ef34abe15 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 07:00:13,462 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 07:00:13,464 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 07:00:13,477 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 07:00:13,477 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 07:00:13,478 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 07:00:13,479 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 07:00:13,481 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 07:00:13,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 07:00:13,484 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 07:00:13,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 07:00:13,495 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 07:00:13,496 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 07:00:13,499 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 07:00:13,500 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 07:00:13,501 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 07:00:13,502 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 07:00:13,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 07:00:13,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 07:00:13,512 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 07:00:13,516 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 07:00:13,517 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 07:00:13,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 07:00:13,520 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 07:00:13,525 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 07:00:13,525 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 07:00:13,525 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 07:00:13,527 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 07:00:13,527 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 07:00:13,529 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 07:00:13,529 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 07:00:13,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 07:00:13,530 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 07:00:13,532 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 07:00:13,533 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 07:00:13,534 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 07:00:13,534 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 07:00:13,534 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 07:00:13,534 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 07:00:13,535 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 07:00:13,536 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 07:00:13,537 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1591b204-8efc-4d35-afa1-8a83686585a0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 07:00:13,562 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 07:00:13,562 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 07:00:13,562 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 07:00:13,563 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 07:00:13,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 07:00:13,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 07:00:13,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 07:00:13,564 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 07:00:13,564 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 07:00:13,564 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 07:00:13,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 07:00:13,564 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 07:00:13,565 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 07:00:13,565 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 07:00:13,565 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 07:00:13,565 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 07:00:13,565 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 07:00:13,565 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 07:00:13,566 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 07:00:13,566 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 07:00:13,566 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 07:00:13,566 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 07:00:13,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 07:00:13,567 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 07:00:13,567 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 07:00:13,567 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 07:00:13,567 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 07:00:13,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 07:00:13,568 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 07:00:13,568 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_1591b204-8efc-4d35-afa1-8a83686585a0/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 -> c39001161d93972d05784cb6dbc5024ef34abe15 [2019-11-20 07:00:13,711 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 07:00:13,721 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 07:00:13,724 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 07:00:13,725 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 07:00:13,726 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 07:00:13,727 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1591b204-8efc-4d35-afa1-8a83686585a0/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product07.cil.c [2019-11-20 07:00:13,787 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1591b204-8efc-4d35-afa1-8a83686585a0/bin/ukojak/data/ba28df76f/b5ca38a347eb49c3b0bbd42894d71f8e/FLAG4a057912d [2019-11-20 07:00:14,198 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 07:00:14,199 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1591b204-8efc-4d35-afa1-8a83686585a0/sv-benchmarks/c/product-lines/minepump_spec2_product07.cil.c [2019-11-20 07:00:14,208 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1591b204-8efc-4d35-afa1-8a83686585a0/bin/ukojak/data/ba28df76f/b5ca38a347eb49c3b0bbd42894d71f8e/FLAG4a057912d [2019-11-20 07:00:14,556 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1591b204-8efc-4d35-afa1-8a83686585a0/bin/ukojak/data/ba28df76f/b5ca38a347eb49c3b0bbd42894d71f8e [2019-11-20 07:00:14,558 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 07:00:14,560 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 07:00:14,560 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 07:00:14,561 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 07:00:14,564 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 07:00:14,565 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:00:14" (1/1) ... [2019-11-20 07:00:14,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b7c7a60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:00:14, skipping insertion in model container [2019-11-20 07:00:14,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:00:14" (1/1) ... [2019-11-20 07:00:14,574 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 07:00:14,616 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 07:00:15,080 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 07:00:15,093 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 07:00:15,175 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 07:00:15,203 INFO L192 MainTranslator]: Completed translation [2019-11-20 07:00:15,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:00:15 WrapperNode [2019-11-20 07:00:15,204 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 07:00:15,204 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 07:00:15,204 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 07:00:15,204 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 07:00:15,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:00:15" (1/1) ... [2019-11-20 07:00:15,228 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:00:15" (1/1) ... [2019-11-20 07:00:15,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 07:00:15,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 07:00:15,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 07:00:15,262 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 07:00:15,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:00:15" (1/1) ... [2019-11-20 07:00:15,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:00:15" (1/1) ... [2019-11-20 07:00:15,275 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:00:15" (1/1) ... [2019-11-20 07:00:15,275 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:00:15" (1/1) ... [2019-11-20 07:00:15,284 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:00:15" (1/1) ... [2019-11-20 07:00:15,302 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:00:15" (1/1) ... [2019-11-20 07:00:15,304 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:00:15" (1/1) ... [2019-11-20 07:00:15,307 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 07:00:15,308 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 07:00:15,308 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 07:00:15,308 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 07:00:15,309 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:00:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1591b204-8efc-4d35-afa1-8a83686585a0/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 07:00:15,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 07:00:15,367 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-20 07:00:15,367 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-20 07:00:15,368 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-20 07:00:15,369 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-20 07:00:15,369 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-20 07:00:15,369 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-20 07:00:15,369 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-20 07:00:15,369 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-20 07:00:15,371 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-20 07:00:15,372 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-20 07:00:15,372 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-20 07:00:15,372 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-20 07:00:15,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 07:00:15,372 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-20 07:00:15,373 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-20 07:00:15,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 07:00:15,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 07:00:16,149 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 07:00:16,150 INFO L285 CfgBuilder]: Removed 34 assume(true) statements. [2019-11-20 07:00:16,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:00:16 BoogieIcfgContainer [2019-11-20 07:00:16,151 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 07:00:16,151 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 07:00:16,151 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 07:00:16,162 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 07:00:16,163 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:00:16" (1/1) ... [2019-11-20 07:00:16,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:00:16,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:16,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 77 transitions. [2019-11-20 07:00:16,212 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2019-11-20 07:00:16,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-20 07:00:16,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:16,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:16,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:00:16,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:16,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2019-11-20 07:00:16,423 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2019-11-20 07:00:16,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-20 07:00:16,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:16,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:16,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:00:16,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:16,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 59 states and 78 transitions. [2019-11-20 07:00:16,547 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 78 transitions. [2019-11-20 07:00:16,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-20 07:00:16,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:16,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:16,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:00:16,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:16,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 69 states and 99 transitions. [2019-11-20 07:00:16,813 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 99 transitions. [2019-11-20 07:00:16,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-20 07:00:16,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:16,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:16,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:00:17,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:17,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 85 states and 132 transitions. [2019-11-20 07:00:17,382 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 132 transitions. [2019-11-20 07:00:17,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-20 07:00:17,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:17,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:17,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:00:17,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:17,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 86 states and 133 transitions. [2019-11-20 07:00:17,469 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 133 transitions. [2019-11-20 07:00:17,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 07:00:17,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:17,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:17,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:00:17,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:17,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 87 states and 134 transitions. [2019-11-20 07:00:17,527 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 134 transitions. [2019-11-20 07:00:17,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 07:00:17,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:17,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:17,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:00:17,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:17,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 88 states and 135 transitions. [2019-11-20 07:00:17,595 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 135 transitions. [2019-11-20 07:00:17,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-20 07:00:17,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:17,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:17,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:00:17,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:17,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 94 states and 149 transitions. [2019-11-20 07:00:17,776 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 149 transitions. [2019-11-20 07:00:17,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 07:00:17,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:17,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:17,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:00:17,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:17,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 95 states and 150 transitions. [2019-11-20 07:00:17,843 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 150 transitions. [2019-11-20 07:00:17,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-20 07:00:17,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:17,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:17,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:00:18,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:18,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 112 states and 185 transitions. [2019-11-20 07:00:18,970 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 185 transitions. [2019-11-20 07:00:18,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 07:00:18,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:18,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:19,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:00:19,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:19,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 118 states and 197 transitions. [2019-11-20 07:00:19,168 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 197 transitions. [2019-11-20 07:00:19,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-20 07:00:19,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:19,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:19,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 07:00:19,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:19,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 124 states and 210 transitions. [2019-11-20 07:00:19,379 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 210 transitions. [2019-11-20 07:00:19,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-20 07:00:19,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:19,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:19,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:00:19,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:19,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 126 states and 212 transitions. [2019-11-20 07:00:19,438 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 212 transitions. [2019-11-20 07:00:19,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-20 07:00:19,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:19,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:19,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 07:00:19,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:19,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 127 states and 213 transitions. [2019-11-20 07:00:19,499 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 213 transitions. [2019-11-20 07:00:19,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-20 07:00:19,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:19,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:19,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 07:00:19,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:19,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 130 states and 221 transitions. [2019-11-20 07:00:19,860 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 221 transitions. [2019-11-20 07:00:19,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-11-20 07:00:19,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:19,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:19,951 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 07:00:20,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:20,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 137 states and 240 transitions. [2019-11-20 07:00:20,263 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 240 transitions. [2019-11-20 07:00:20,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 07:00:20,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:20,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:20,291 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 07:00:20,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:20,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 138 states and 241 transitions. [2019-11-20 07:00:20,304 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 241 transitions. [2019-11-20 07:00:20,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 07:00:20,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:20,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:20,331 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 07:00:20,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:20,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 136 states and 237 transitions. [2019-11-20 07:00:20,373 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 237 transitions. [2019-11-20 07:00:20,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-20 07:00:20,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:20,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:20,399 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 07:00:20,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:20,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 139 states and 244 transitions. [2019-11-20 07:00:20,828 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 244 transitions. [2019-11-20 07:00:20,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 07:00:20,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:20,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:21,157 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 07:00:21,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:21,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 142 states and 251 transitions. [2019-11-20 07:00:21,940 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 251 transitions. [2019-11-20 07:00:21,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 07:00:21,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:21,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:21,973 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 07:00:22,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:22,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 145 states and 258 transitions. [2019-11-20 07:00:22,197 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 258 transitions. [2019-11-20 07:00:22,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 07:00:22,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:22,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:22,224 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 07:00:23,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:23,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 161 states and 293 transitions. [2019-11-20 07:00:23,727 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 293 transitions. [2019-11-20 07:00:23,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 07:00:23,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:23,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:23,788 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 07:00:24,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:24,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 168 states and 306 transitions. [2019-11-20 07:00:24,141 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 306 transitions. [2019-11-20 07:00:24,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 07:00:24,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:24,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:24,185 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 07:00:24,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:24,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 172 states and 315 transitions. [2019-11-20 07:00:24,600 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 315 transitions. [2019-11-20 07:00:24,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 07:00:24,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:24,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:24,641 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 07:00:24,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:24,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 174 states and 316 transitions. [2019-11-20 07:00:24,876 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 316 transitions. [2019-11-20 07:00:24,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-20 07:00:24,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:24,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:24,900 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 07:00:24,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:24,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 175 states and 324 transitions. [2019-11-20 07:00:24,910 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 324 transitions. [2019-11-20 07:00:24,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-20 07:00:24,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:24,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:24,936 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 07:00:24,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:24,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 176 states and 324 transitions. [2019-11-20 07:00:24,946 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 324 transitions. [2019-11-20 07:00:24,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 07:00:24,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:24,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:24,970 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 07:00:24,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:24,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 177 states and 325 transitions. [2019-11-20 07:00:24,993 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 325 transitions. [2019-11-20 07:00:24,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 07:00:24,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:25,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:25,017 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 07:00:25,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:25,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 178 states and 326 transitions. [2019-11-20 07:00:25,043 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 326 transitions. [2019-11-20 07:00:25,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 07:00:25,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:25,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:25,078 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 07:00:25,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:25,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 179 states and 327 transitions. [2019-11-20 07:00:25,095 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 327 transitions. [2019-11-20 07:00:25,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 07:00:25,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:25,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:25,227 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 07:00:27,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:27,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 195 states and 362 transitions. [2019-11-20 07:00:27,056 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 362 transitions. [2019-11-20 07:00:27,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-20 07:00:27,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:27,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:27,083 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 07:00:27,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:27,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 197 states and 365 transitions. [2019-11-20 07:00:27,375 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 365 transitions. [2019-11-20 07:00:27,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 07:00:27,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:27,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:27,402 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 07:00:29,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:29,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 209 states and 403 transitions. [2019-11-20 07:00:29,153 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 403 transitions. [2019-11-20 07:00:29,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 07:00:29,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:29,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:29,198 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 07:00:29,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:29,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 211 states and 407 transitions. [2019-11-20 07:00:29,500 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 407 transitions. [2019-11-20 07:00:29,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-20 07:00:29,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:29,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:29,535 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 07:00:29,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:29,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 212 states and 407 transitions. [2019-11-20 07:00:29,547 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 407 transitions. [2019-11-20 07:00:29,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-20 07:00:29,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:29,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:29,577 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 07:00:31,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:31,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 220 states and 420 transitions. [2019-11-20 07:00:31,359 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 420 transitions. [2019-11-20 07:00:31,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 07:00:31,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:31,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:31,393 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 07:00:31,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:31,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 221 states and 421 transitions. [2019-11-20 07:00:31,411 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 421 transitions. [2019-11-20 07:00:31,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 07:00:31,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:31,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:31,463 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 07:00:31,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:31,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 222 states and 422 transitions. [2019-11-20 07:00:31,481 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 422 transitions. [2019-11-20 07:00:31,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 07:00:31,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:31,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:31,510 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 07:00:33,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:33,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 235 states and 456 transitions. [2019-11-20 07:00:33,362 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 456 transitions. [2019-11-20 07:00:33,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-20 07:00:33,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:33,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:33,388 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 07:00:34,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:34,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 243 states and 475 transitions. [2019-11-20 07:00:34,024 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 475 transitions. [2019-11-20 07:00:34,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-20 07:00:34,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:34,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:34,198 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 07:00:34,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:34,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 244 states and 475 transitions. [2019-11-20 07:00:34,343 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 475 transitions. [2019-11-20 07:00:34,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-20 07:00:34,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:34,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:34,369 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 07:00:34,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:34,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 247 states and 479 transitions. [2019-11-20 07:00:34,394 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 479 transitions. [2019-11-20 07:00:34,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 07:00:34,396 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:34,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:34,430 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 07:00:34,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:34,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 248 states and 480 transitions. [2019-11-20 07:00:34,448 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 480 transitions. [2019-11-20 07:00:34,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 07:00:34,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:34,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:34,487 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 07:00:34,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:34,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 249 states and 481 transitions. [2019-11-20 07:00:34,512 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 481 transitions. [2019-11-20 07:00:34,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 07:00:34,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:34,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:34,547 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 07:00:35,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:35,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 249 states and 474 transitions. [2019-11-20 07:00:35,113 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 474 transitions. [2019-11-20 07:00:35,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-11-20 07:00:35,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:35,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:35,146 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 07:00:35,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:35,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 250 states and 475 transitions. [2019-11-20 07:00:35,170 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 475 transitions. [2019-11-20 07:00:35,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-11-20 07:00:35,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:35,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:35,199 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 07:00:35,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:35,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 252 states and 477 transitions. [2019-11-20 07:00:35,566 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 477 transitions. [2019-11-20 07:00:35,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-20 07:00:35,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:35,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:35,591 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 07:00:35,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:35,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 256 states and 484 transitions. [2019-11-20 07:00:35,779 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 484 transitions. [2019-11-20 07:00:35,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-20 07:00:35,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:35,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:35,803 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 07:00:37,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:37,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 264 states and 498 transitions. [2019-11-20 07:00:37,767 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 498 transitions. [2019-11-20 07:00:37,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-20 07:00:37,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:37,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:37,804 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 07:00:37,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:37,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 265 states and 498 transitions. [2019-11-20 07:00:37,832 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 498 transitions. [2019-11-20 07:00:37,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 07:00:37,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:37,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:37,860 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-20 07:00:38,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:38,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 270 states and 508 transitions. [2019-11-20 07:00:38,547 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 508 transitions. [2019-11-20 07:00:38,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 07:00:38,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:38,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:38,577 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 07:00:38,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:38,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 268 states and 504 transitions. [2019-11-20 07:00:38,610 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 504 transitions. [2019-11-20 07:00:38,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-20 07:00:38,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:38,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:38,638 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 07:00:39,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:39,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 269 states and 507 transitions. [2019-11-20 07:00:39,142 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 507 transitions. [2019-11-20 07:00:39,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-20 07:00:39,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:39,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:39,216 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 07:00:40,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:40,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 271 states and 508 transitions. [2019-11-20 07:00:40,560 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 508 transitions. [2019-11-20 07:00:40,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 07:00:40,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:40,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:40,587 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 07:00:40,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:40,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 272 states and 508 transitions. [2019-11-20 07:00:40,610 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 508 transitions. [2019-11-20 07:00:40,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 07:00:40,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:40,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:40,633 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-20 07:00:40,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:40,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 274 states and 511 transitions. [2019-11-20 07:00:40,669 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 511 transitions. [2019-11-20 07:00:40,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 07:00:40,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:40,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:40,698 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 07:00:40,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:40,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 276 states and 513 transitions. [2019-11-20 07:00:40,729 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 513 transitions. [2019-11-20 07:00:40,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 07:00:40,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:40,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:40,754 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-20 07:00:40,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:40,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 274 states and 509 transitions. [2019-11-20 07:00:40,781 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 509 transitions. [2019-11-20 07:00:40,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 07:00:40,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:40,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:40,823 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 07:00:41,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:41,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 280 states and 521 transitions. [2019-11-20 07:00:41,033 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 521 transitions. [2019-11-20 07:00:41,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 07:00:41,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:41,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:41,062 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 07:00:41,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:41,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 281 states and 521 transitions. [2019-11-20 07:00:41,101 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 521 transitions. [2019-11-20 07:00:41,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-20 07:00:41,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:41,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:41,126 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 07:00:41,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:41,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 282 states and 521 transitions. [2019-11-20 07:00:41,161 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 521 transitions. [2019-11-20 07:00:41,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 07:00:41,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:41,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:41,186 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-20 07:00:41,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:41,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 282 states and 520 transitions. [2019-11-20 07:00:41,239 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 520 transitions. [2019-11-20 07:00:41,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 07:00:41,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:41,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:41,265 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 07:00:41,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:41,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 284 states and 523 transitions. [2019-11-20 07:00:41,300 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 523 transitions. [2019-11-20 07:00:41,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-20 07:00:41,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:41,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:41,336 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 07:00:41,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:41,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 275 states and 506 transitions. [2019-11-20 07:00:41,383 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 506 transitions. [2019-11-20 07:00:41,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-11-20 07:00:41,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:41,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:41,726 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-11-20 07:00:42,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:42,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 277 states and 507 transitions. [2019-11-20 07:00:42,320 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 507 transitions. [2019-11-20 07:00:42,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-20 07:00:42,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:42,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:42,346 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 07:00:42,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:42,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 279 states and 508 transitions. [2019-11-20 07:00:42,812 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 508 transitions. [2019-11-20 07:00:42,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 07:00:42,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:42,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:42,839 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 07:00:42,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:42,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 280 states and 509 transitions. [2019-11-20 07:00:42,883 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 509 transitions. [2019-11-20 07:00:42,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-20 07:00:42,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:42,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:42,911 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 07:00:42,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:42,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 272 states and 492 transitions. [2019-11-20 07:00:42,946 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 492 transitions. [2019-11-20 07:00:42,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-20 07:00:42,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:42,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:42,977 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 07:00:43,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:43,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 259 states and 469 transitions. [2019-11-20 07:00:43,005 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 469 transitions. [2019-11-20 07:00:43,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 07:00:43,006 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:43,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:43,198 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 31 proven. 19 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 07:00:43,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:43,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 264 states and 481 transitions. [2019-11-20 07:00:43,862 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 481 transitions. [2019-11-20 07:00:43,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-11-20 07:00:43,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:43,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:43,899 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 35 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 07:00:45,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:45,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 273 states and 501 transitions. [2019-11-20 07:00:45,115 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 501 transitions. [2019-11-20 07:00:45,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-20 07:00:45,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:45,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:45,142 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 07:00:45,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:45,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 275 states and 502 transitions. [2019-11-20 07:00:45,663 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 502 transitions. [2019-11-20 07:00:45,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 07:00:45,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:45,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:45,694 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 34 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 07:00:45,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:45,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 276 states and 503 transitions. [2019-11-20 07:00:45,738 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 503 transitions. [2019-11-20 07:00:45,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 07:00:45,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:45,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:45,777 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 31 proven. 8 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 07:00:46,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:46,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 278 states and 504 transitions. [2019-11-20 07:00:46,243 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 504 transitions. [2019-11-20 07:00:46,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2019-11-20 07:00:46,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 07:00:46,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:00:46,288 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-11-20 07:00:46,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 07:00:46,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 142 states and 209 transitions. [2019-11-20 07:00:46,778 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 209 transitions. [2019-11-20 07:00:46,778 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 07:00:46,778 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 76 iterations. [2019-11-20 07:00:46,787 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 07:00:47,335 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:00:47,339 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:00:47,339 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:00:47,340 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2019-11-20 07:00:47,347 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:00:47,347 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:00:47,347 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:00:47,347 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-11-20 07:00:47,349 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:00:47,349 INFO L569 CodeCheckObserver]: Invariant with dag size 18 [2019-11-20 07:00:47,350 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:00:47,351 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:00:47,351 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 07:00:47,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 07:00:47 ImpRootNode [2019-11-20 07:00:47,351 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 07:00:47,352 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 07:00:47,352 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 07:00:47,352 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 07:00:47,352 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:00:16" (3/4) ... [2019-11-20 07:00:47,356 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 07:00:47,362 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-11-20 07:00:47,362 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-11-20 07:00:47,362 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-11-20 07:00:47,362 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-11-20 07:00:47,362 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-11-20 07:00:47,362 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-11-20 07:00:47,363 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-11-20 07:00:47,373 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 53 nodes and edges [2019-11-20 07:00:47,374 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2019-11-20 07:00:47,374 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2019-11-20 07:00:47,374 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 07:00:47,375 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 07:00:47,375 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 07:00:47,405 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == systemActive) && !(pumpRunning == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) [2019-11-20 07:00:47,407 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((methaneLevelCritical == tmp || (!(0 == tmp) && !(pumpRunning == 0))) || (!(0 == tmp) && 0 == systemActive)) || (!(pumpRunning == \old(pumpRunning)) && !(0 == tmp)) [2019-11-20 07:00:47,456 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_1591b204-8efc-4d35-afa1-8a83686585a0/bin/ukojak/witness.graphml [2019-11-20 07:00:47,456 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 07:00:47,458 INFO L168 Benchmark]: Toolchain (without parser) took 32897.98 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 461.4 MB). Free memory was 950.1 MB in the beginning and 953.9 MB in the end (delta: -3.8 MB). Peak memory consumption was 457.6 MB. Max. memory is 11.5 GB. [2019-11-20 07:00:47,458 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 07:00:47,459 INFO L168 Benchmark]: CACSL2BoogieTranslator took 643.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -186.5 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-11-20 07:00:47,459 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-11-20 07:00:47,460 INFO L168 Benchmark]: Boogie Preprocessor took 45.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 07:00:47,460 INFO L168 Benchmark]: RCFGBuilder took 843.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. [2019-11-20 07:00:47,460 INFO L168 Benchmark]: CodeCheck took 31200.09 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 314.0 MB). Free memory was 1.1 GB in the beginning and 957.9 MB in the end (delta: 95.8 MB). Peak memory consumption was 409.9 MB. Max. memory is 11.5 GB. [2019-11-20 07:00:47,461 INFO L168 Benchmark]: Witness Printer took 104.59 ms. Allocated memory is still 1.5 GB. Free memory was 957.9 MB in the beginning and 953.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 11.5 GB. [2019-11-20 07:00:47,464 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, 57 locations, 1 error locations. Result: SAFE, OverallTime: 30.5s, OverallIterations: 76, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -1308090096 SDtfs, 1824447648 SDslu, 1805361864 SDs, 0 SdLazy, 269535876 SolverSat, -208691816 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 79.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 39974 GetRequests, 39195 SyntacticMatches, 391 SemanticMatches, 388 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67375 ImplicationChecksByTransitivity, 24.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 3731 NumberOfCodeBlocks, 3731 NumberOfCodeBlocksAsserted, 75 NumberOfCheckSat, 3656 ConstructedInterpolants, 0 QuantifiedInterpolants, 410917 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 75 InterpolantComputations, 50 PerfectInterpolantSequences, 1624/1809 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: 391]: 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: 214]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: ((!(0 == systemActive) && !(pumpRunning == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == tmp || (!(0 == tmp) && !(pumpRunning == 0))) || (!(0 == tmp) && 0 == systemActive)) || (!(pumpRunning == \old(pumpRunning)) && !(0 == tmp)) - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 643.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -186.5 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 57.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.40 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 843.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 70.8 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. * CodeCheck took 31200.09 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 314.0 MB). Free memory was 1.1 GB in the beginning and 957.9 MB in the end (delta: 95.8 MB). Peak memory consumption was 409.9 MB. Max. memory is 11.5 GB. * Witness Printer took 104.59 ms. Allocated memory is still 1.5 GB. Free memory was 957.9 MB in the beginning and 953.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...