./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_953e9989-1209-4223-a844-03a2b7753ad8/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_953e9989-1209-4223-a844-03a2b7753ad8/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_953e9989-1209-4223-a844-03a2b7753ad8/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_953e9989-1209-4223-a844-03a2b7753ad8/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_953e9989-1209-4223-a844-03a2b7753ad8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_953e9989-1209-4223-a844-03a2b7753ad8/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 17a573274f1db5e4aeb22956c61c459b952d0c5d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:58:33,085 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:58:33,087 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:58:33,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:58:33,101 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:58:33,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:58:33,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:58:33,111 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:58:33,115 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:58:33,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:58:33,120 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:58:33,121 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:58:33,121 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:58:33,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:58:33,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:58:33,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:58:33,125 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:58:33,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:58:33,128 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:58:33,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:58:33,135 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:58:33,138 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:58:33,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:58:33,140 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:58:33,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:58:33,144 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:58:33,144 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:58:33,145 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:58:33,146 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:58:33,146 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:58:33,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:58:33,147 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:58:33,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:58:33,148 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:58:33,149 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:58:33,149 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:58:33,150 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:58:33,150 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:58:33,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:58:33,151 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:58:33,152 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:58:33,153 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_953e9989-1209-4223-a844-03a2b7753ad8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:58:33,176 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:58:33,187 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:58:33,187 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:58:33,188 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:58:33,188 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:58:33,188 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:58:33,189 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:58:33,189 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:58:33,189 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:58:33,189 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:58:33,190 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:58:33,190 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:58:33,190 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:58:33,190 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:58:33,190 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:58:33,191 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:58:33,191 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:58:33,191 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:58:33,191 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:58:33,192 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:58:33,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:58:33,193 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:58:33,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:58:33,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:58:33,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:58:33,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:58:33,194 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:58:33,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:58:33,195 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:58:33,195 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_953e9989-1209-4223-a844-03a2b7753ad8/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 -> 17a573274f1db5e4aeb22956c61c459b952d0c5d [2019-11-26 02:58:33,343 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:58:33,357 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:58:33,361 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:58:33,363 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:58:33,369 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:58:33,370 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_953e9989-1209-4223-a844-03a2b7753ad8/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2019-11-26 02:58:33,434 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_953e9989-1209-4223-a844-03a2b7753ad8/bin/ukojak/data/9adbf467e/22a1d1959dc842de9a5e14b5da2495dd/FLAG97f337ecc [2019-11-26 02:58:33,872 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:58:33,873 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_953e9989-1209-4223-a844-03a2b7753ad8/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2019-11-26 02:58:33,882 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_953e9989-1209-4223-a844-03a2b7753ad8/bin/ukojak/data/9adbf467e/22a1d1959dc842de9a5e14b5da2495dd/FLAG97f337ecc [2019-11-26 02:58:33,891 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_953e9989-1209-4223-a844-03a2b7753ad8/bin/ukojak/data/9adbf467e/22a1d1959dc842de9a5e14b5da2495dd [2019-11-26 02:58:33,893 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:58:33,894 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:58:33,895 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:58:33,895 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:58:33,898 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:58:33,899 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:58:33" (1/1) ... [2019-11-26 02:58:33,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32ccfaa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:58:33, skipping insertion in model container [2019-11-26 02:58:33,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:58:33" (1/1) ... [2019-11-26 02:58:33,908 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:58:33,949 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:58:34,313 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:58:34,332 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:58:34,397 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:58:34,434 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:58:34,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:58:34 WrapperNode [2019-11-26 02:58:34,434 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:58:34,435 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:58:34,435 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:58:34,435 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:58:34,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:58:34" (1/1) ... [2019-11-26 02:58:34,460 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:58:34" (1/1) ... [2019-11-26 02:58:34,488 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:58:34,489 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:58:34,489 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:58:34,489 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:58:34,495 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:58:34" (1/1) ... [2019-11-26 02:58:34,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:58:34" (1/1) ... [2019-11-26 02:58:34,499 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:58:34" (1/1) ... [2019-11-26 02:58:34,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:58:34" (1/1) ... [2019-11-26 02:58:34,507 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:58:34" (1/1) ... [2019-11-26 02:58:34,512 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:58:34" (1/1) ... [2019-11-26 02:58:34,514 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:58:34" (1/1) ... [2019-11-26 02:58:34,517 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:58:34,518 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:58:34,518 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:58:34,518 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:58:34,519 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:58:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_953e9989-1209-4223-a844-03a2b7753ad8/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:58:34,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:58:34,589 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-26 02:58:34,589 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-26 02:58:34,590 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-26 02:58:34,590 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-26 02:58:34,590 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-26 02:58:34,590 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-26 02:58:34,590 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-26 02:58:34,591 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-26 02:58:34,591 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-26 02:58:34,591 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-26 02:58:34,592 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-11-26 02:58:34,592 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-11-26 02:58:34,592 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-26 02:58:34,592 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-26 02:58:34,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:58:34,593 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-26 02:58:34,593 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-26 02:58:34,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:58:34,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:58:35,533 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:58:35,533 INFO L284 CfgBuilder]: Removed 38 assume(true) statements. [2019-11-26 02:58:35,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:58:35 BoogieIcfgContainer [2019-11-26 02:58:35,534 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:58:35,535 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:58:35,535 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:58:35,543 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:58:35,543 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:58:35" (1/1) ... [2019-11-26 02:58:35,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:58:35,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:35,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 64 states and 87 transitions. [2019-11-26 02:58:35,607 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2019-11-26 02:58:35,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-26 02:58:35,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:35,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:35,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:58:35,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:35,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 64 states and 85 transitions. [2019-11-26 02:58:35,876 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2019-11-26 02:58:35,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:58:35,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:35,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:35,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:58:35,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:35,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 66 states and 88 transitions. [2019-11-26 02:58:35,989 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 88 transitions. [2019-11-26 02:58:35,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-26 02:58:35,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:36,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:36,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:58:36,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:36,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 69 states and 94 transitions. [2019-11-26 02:58:36,196 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 94 transitions. [2019-11-26 02:58:36,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-26 02:58:36,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:36,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:36,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:58:36,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:36,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 77 states and 108 transitions. [2019-11-26 02:58:36,528 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2019-11-26 02:58:36,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:58:36,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:36,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:36,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:58:36,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:36,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 78 states and 109 transitions. [2019-11-26 02:58:36,633 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 109 transitions. [2019-11-26 02:58:36,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:58:36,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:36,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:36,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:58:36,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:36,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 79 states and 110 transitions. [2019-11-26 02:58:36,705 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 110 transitions. [2019-11-26 02:58:36,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-26 02:58:36,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:36,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:36,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:58:37,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:37,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 96 states and 146 transitions. [2019-11-26 02:58:37,645 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 146 transitions. [2019-11-26 02:58:37,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:58:37,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:37,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:37,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:58:37,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:37,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 97 states and 147 transitions. [2019-11-26 02:58:37,708 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 147 transitions. [2019-11-26 02:58:37,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:58:37,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:37,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:37,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:58:39,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:39,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 116 states and 184 transitions. [2019-11-26 02:58:39,411 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 184 transitions. [2019-11-26 02:58:39,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:58:39,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:39,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:39,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:58:39,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:39,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 120 states and 190 transitions. [2019-11-26 02:58:39,635 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 190 transitions. [2019-11-26 02:58:39,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-26 02:58:39,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:39,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:39,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:58:39,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:39,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 121 states and 191 transitions. [2019-11-26 02:58:39,677 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 191 transitions. [2019-11-26 02:58:39,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-26 02:58:39,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:39,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:39,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:58:39,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:39,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 126 states and 201 transitions. [2019-11-26 02:58:39,749 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 201 transitions. [2019-11-26 02:58:39,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-26 02:58:39,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:39,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:39,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:58:39,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:39,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 130 states and 210 transitions. [2019-11-26 02:58:39,818 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 210 transitions. [2019-11-26 02:58:39,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-26 02:58:39,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:39,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:39,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:58:40,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:40,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 136 states and 225 transitions. [2019-11-26 02:58:40,075 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 225 transitions. [2019-11-26 02:58:40,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-26 02:58:40,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:40,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:40,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:58:40,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:40,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 138 states and 230 transitions. [2019-11-26 02:58:40,449 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 230 transitions. [2019-11-26 02:58:40,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-26 02:58:40,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:40,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:40,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:58:40,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:40,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 136 states and 224 transitions. [2019-11-26 02:58:40,494 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 224 transitions. [2019-11-26 02:58:40,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-11-26 02:58:40,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:40,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:40,573 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:58:41,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:41,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 146 states and 247 transitions. [2019-11-26 02:58:41,481 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 247 transitions. [2019-11-26 02:58:41,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-26 02:58:41,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:41,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:41,508 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:58:41,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:41,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 144 states and 243 transitions. [2019-11-26 02:58:41,532 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 243 transitions. [2019-11-26 02:58:41,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-26 02:58:41,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:41,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:41,900 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-26 02:58:42,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:42,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 147 states and 249 transitions. [2019-11-26 02:58:42,819 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 249 transitions. [2019-11-26 02:58:42,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-26 02:58:42,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:42,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:42,853 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:58:43,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:43,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 153 states and 262 transitions. [2019-11-26 02:58:43,673 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 262 transitions. [2019-11-26 02:58:43,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-26 02:58:43,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:43,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:43,701 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:58:43,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:43,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 154 states and 264 transitions. [2019-11-26 02:58:43,731 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 264 transitions. [2019-11-26 02:58:43,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-26 02:58:43,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:43,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:43,773 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:58:44,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:44,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 162 states and 276 transitions. [2019-11-26 02:58:44,100 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 276 transitions. [2019-11-26 02:58:44,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-26 02:58:44,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:44,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:44,134 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:58:44,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:44,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 164 states and 277 transitions. [2019-11-26 02:58:44,414 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 277 transitions. [2019-11-26 02:58:44,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-26 02:58:44,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:44,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:44,439 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:58:44,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:44,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 165 states and 279 transitions. [2019-11-26 02:58:44,468 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 279 transitions. [2019-11-26 02:58:44,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-26 02:58:44,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:44,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:44,496 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:58:44,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:44,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 166 states and 280 transitions. [2019-11-26 02:58:44,511 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 280 transitions. [2019-11-26 02:58:44,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-26 02:58:44,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:44,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:44,537 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-26 02:58:46,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:46,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 183 states and 321 transitions. [2019-11-26 02:58:46,548 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 321 transitions. [2019-11-26 02:58:46,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-26 02:58:46,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:46,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:46,574 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-26 02:58:46,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:46,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 185 states and 323 transitions. [2019-11-26 02:58:46,922 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 323 transitions. [2019-11-26 02:58:46,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-26 02:58:46,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:46,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:46,953 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-26 02:58:48,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:48,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 195 states and 347 transitions. [2019-11-26 02:58:48,724 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 347 transitions. [2019-11-26 02:58:48,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-26 02:58:48,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:48,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:48,760 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-26 02:58:49,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:49,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 197 states and 350 transitions. [2019-11-26 02:58:49,030 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 350 transitions. [2019-11-26 02:58:49,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-26 02:58:49,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:49,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:49,056 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-26 02:58:49,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:49,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 198 states and 351 transitions. [2019-11-26 02:58:49,078 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 351 transitions. [2019-11-26 02:58:49,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-26 02:58:49,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:49,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:49,107 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-26 02:58:49,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:49,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 201 states and 356 transitions. [2019-11-26 02:58:49,134 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 356 transitions. [2019-11-26 02:58:49,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-11-26 02:58:49,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:49,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:49,161 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-26 02:58:49,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:49,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 203 states and 358 transitions. [2019-11-26 02:58:49,191 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 358 transitions. [2019-11-26 02:58:49,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-26 02:58:49,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:49,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:49,339 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-26 02:58:49,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:49,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 204 states and 359 transitions. [2019-11-26 02:58:49,509 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 359 transitions. [2019-11-26 02:58:49,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-26 02:58:49,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:49,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:49,536 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-26 02:58:49,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:49,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 205 states and 360 transitions. [2019-11-26 02:58:49,560 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 360 transitions. [2019-11-26 02:58:49,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-26 02:58:49,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:49,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:49,583 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-26 02:58:49,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:49,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 201 states and 352 transitions. [2019-11-26 02:58:49,938 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 352 transitions. [2019-11-26 02:58:49,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-26 02:58:49,939 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:49,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:49,961 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-26 02:58:50,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:50,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 203 states and 353 transitions. [2019-11-26 02:58:50,276 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 353 transitions. [2019-11-26 02:58:50,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-26 02:58:50,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:50,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:50,316 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-26 02:58:50,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:50,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 205 states and 351 transitions. [2019-11-26 02:58:50,853 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 351 transitions. [2019-11-26 02:58:50,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-26 02:58:50,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:50,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:50,877 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-26 02:58:52,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:52,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 211 states and 363 transitions. [2019-11-26 02:58:52,501 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 363 transitions. [2019-11-26 02:58:52,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-26 02:58:52,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:52,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:52,525 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-26 02:58:53,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:53,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 217 states and 372 transitions. [2019-11-26 02:58:53,485 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 372 transitions. [2019-11-26 02:58:53,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-26 02:58:53,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:53,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:53,516 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-26 02:58:53,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:53,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 171 states and 279 transitions. [2019-11-26 02:58:53,536 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 279 transitions. [2019-11-26 02:58:53,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-26 02:58:53,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:53,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:53,562 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-26 02:58:53,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:53,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 176 states and 286 transitions. [2019-11-26 02:58:53,748 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 286 transitions. [2019-11-26 02:58:53,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-26 02:58:53,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:53,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:53,790 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-26 02:58:53,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:53,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 174 states and 282 transitions. [2019-11-26 02:58:53,824 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 282 transitions. [2019-11-26 02:58:53,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-26 02:58:53,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:53,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:53,853 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-26 02:58:54,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:54,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 175 states and 285 transitions. [2019-11-26 02:58:54,275 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 285 transitions. [2019-11-26 02:58:54,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-26 02:58:54,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:54,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:54,328 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-26 02:58:54,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:54,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 178 states and 288 transitions. [2019-11-26 02:58:54,405 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 288 transitions. [2019-11-26 02:58:54,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-26 02:58:54,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:54,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:54,443 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-26 02:58:54,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:54,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 180 states and 290 transitions. [2019-11-26 02:58:54,487 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 290 transitions. [2019-11-26 02:58:54,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-26 02:58:54,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:54,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:54,514 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-26 02:58:54,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:54,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 182 states and 293 transitions. [2019-11-26 02:58:54,542 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 293 transitions. [2019-11-26 02:58:54,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-26 02:58:54,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:54,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:54,571 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-26 02:58:54,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:54,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 173 states and 276 transitions. [2019-11-26 02:58:54,600 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 276 transitions. [2019-11-26 02:58:54,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-11-26 02:58:54,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:54,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:54,627 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-26 02:58:54,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:54,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 174 states and 277 transitions. [2019-11-26 02:58:54,669 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 277 transitions. [2019-11-26 02:58:54,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-11-26 02:58:54,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:58:54,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:58:54,699 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-26 02:58:54,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:58:54,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 110 states and 150 transitions. [2019-11-26 02:58:54,730 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 150 transitions. [2019-11-26 02:58:54,730 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:58:54,731 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 50 iterations. [2019-11-26 02:58:54,741 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-26 02:58:55,151 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:58:55,155 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:58:55,156 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:58:55,159 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:58:55,160 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2019-11-26 02:58:55,164 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:58:55,164 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:58:55,164 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2019-11-26 02:58:55,167 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:58:55,167 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-11-26 02:58:55,168 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-11-26 02:58:55,168 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:58:55,169 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:58:55,169 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:58:55,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:58:55 ImpRootNode [2019-11-26 02:58:55,172 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:58:55,173 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:58:55,173 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:58:55,173 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:58:55,174 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:58:35" (3/4) ... [2019-11-26 02:58:55,178 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:58:55,184 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-11-26 02:58:55,184 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-11-26 02:58:55,184 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-11-26 02:58:55,184 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-11-26 02:58:55,184 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-11-26 02:58:55,184 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-11-26 02:58:55,185 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-11-26 02:58:55,185 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2019-11-26 02:58:55,199 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2019-11-26 02:58:55,200 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-11-26 02:58:55,201 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-26 02:58:55,202 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-26 02:58:55,202 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-26 02:58:55,203 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:58:55,203 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:58:55,234 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || (!(0 == systemActive) && !(pumpRunning == 0))) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) [2019-11-26 02:58:55,235 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2019-11-26 02:58:55,301 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_953e9989-1209-4223-a844-03a2b7753ad8/bin/ukojak/witness.graphml [2019-11-26 02:58:55,301 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:58:55,303 INFO L168 Benchmark]: Toolchain (without parser) took 21408.15 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 362.8 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -195.4 MB). Peak memory consumption was 167.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:58:55,303 INFO L168 Benchmark]: CDTParser took 0.25 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. [2019-11-26 02:58:55,304 INFO L168 Benchmark]: CACSL2BoogieTranslator took 539.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -176.2 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:58:55,304 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:58:55,305 INFO L168 Benchmark]: Boogie Preprocessor took 29.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:58:55,305 INFO L168 Benchmark]: RCFGBuilder took 1016.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:58:55,306 INFO L168 Benchmark]: CodeCheck took 19637.69 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 224.4 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -125.0 MB). Peak memory consumption was 99.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:58:55,306 INFO L168 Benchmark]: Witness Printer took 128.14 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:58:55,308 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 9 procedures, 64 locations, 1 error locations. Result: SAFE, OverallTime: 19.1s, OverallIterations: 50, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 195205652 SDtfs, -677552420 SDslu, -1705985476 SDs, 0 SdLazy, 780041580 SolverSat, 231086500 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 41.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21899 GetRequests, 21411 SyntacticMatches, 214 SemanticMatches, 274 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31798 ImplicationChecksByTransitivity, 14.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 2134 NumberOfCodeBlocks, 2134 NumberOfCodeBlocksAsserted, 49 NumberOfCheckSat, 2085 ConstructedInterpolants, 0 QuantifiedInterpolants, 202252 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 49 InterpolantComputations, 38 PerfectInterpolantSequences, 712/761 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: 534]: 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: 698]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 623]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: ((1 == tmp && 0 == methaneLevelCritical) && tmp == systemActive) && pumpRunning == 0 - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || (!(0 == systemActive) && !(pumpRunning == 0))) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) - InvariantResult [Line: 728]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || !(0 == tmp) - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 613]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 539.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -176.2 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1016.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. * CodeCheck took 19637.69 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 224.4 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -125.0 MB). Peak memory consumption was 99.4 MB. Max. memory is 11.5 GB. * Witness Printer took 128.14 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...