./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product46.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_fc425b2a-2b7b-41d8-ab06-afba02b5d56e/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_fc425b2a-2b7b-41d8-ab06-afba02b5d56e/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fc425b2a-2b7b-41d8-ab06-afba02b5d56e/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fc425b2a-2b7b-41d8-ab06-afba02b5d56e/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product46.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_fc425b2a-2b7b-41d8-ab06-afba02b5d56e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fc425b2a-2b7b-41d8-ab06-afba02b5d56e/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 e7c5f28f8e853ca099a40c34c7e85dac8d6464b4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 18:14:49,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 18:14:49,209 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 18:14:49,216 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 18:14:49,216 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 18:14:49,217 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 18:14:49,218 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 18:14:49,219 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 18:14:49,221 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 18:14:49,221 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 18:14:49,222 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 18:14:49,223 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 18:14:49,223 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 18:14:49,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 18:14:49,224 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 18:14:49,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 18:14:49,226 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 18:14:49,226 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 18:14:49,228 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 18:14:49,229 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 18:14:49,230 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 18:14:49,231 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 18:14:49,232 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 18:14:49,232 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 18:14:49,234 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 18:14:49,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 18:14:49,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 18:14:49,235 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 18:14:49,235 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 18:14:49,235 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 18:14:49,236 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 18:14:49,236 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 18:14:49,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 18:14:49,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 18:14:49,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 18:14:49,238 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 18:14:49,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 18:14:49,238 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 18:14:49,238 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 18:14:49,239 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 18:14:49,239 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 18:14:49,240 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fc425b2a-2b7b-41d8-ab06-afba02b5d56e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 18:14:49,249 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 18:14:49,250 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 18:14:49,250 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 18:14:49,250 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 18:14:49,251 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 18:14:49,251 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 18:14:49,251 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 18:14:49,251 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 18:14:49,251 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 18:14:49,251 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 18:14:49,252 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 18:14:49,252 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 18:14:49,252 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 18:14:49,252 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 18:14:49,252 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 18:14:49,252 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 18:14:49,252 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 18:14:49,253 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 18:14:49,253 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 18:14:49,253 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 18:14:49,253 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 18:14:49,253 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 18:14:49,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 18:14:49,254 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 18:14:49,254 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 18:14:49,254 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 18:14:49,254 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 18:14:49,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 18:14:49,254 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 18:14:49,254 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_fc425b2a-2b7b-41d8-ab06-afba02b5d56e/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 -> e7c5f28f8e853ca099a40c34c7e85dac8d6464b4 [2019-12-01 18:14:49,352 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 18:14:49,360 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 18:14:49,362 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 18:14:49,363 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 18:14:49,363 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 18:14:49,363 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fc425b2a-2b7b-41d8-ab06-afba02b5d56e/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product46.cil.c [2019-12-01 18:14:49,402 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fc425b2a-2b7b-41d8-ab06-afba02b5d56e/bin/ukojak/data/5db2f9f5e/bc1a887922454c0186eea2b4125836b7/FLAGc6d7463cc [2019-12-01 18:14:49,819 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 18:14:49,819 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fc425b2a-2b7b-41d8-ab06-afba02b5d56e/sv-benchmarks/c/product-lines/minepump_spec1_product46.cil.c [2019-12-01 18:14:49,828 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fc425b2a-2b7b-41d8-ab06-afba02b5d56e/bin/ukojak/data/5db2f9f5e/bc1a887922454c0186eea2b4125836b7/FLAGc6d7463cc [2019-12-01 18:14:50,175 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fc425b2a-2b7b-41d8-ab06-afba02b5d56e/bin/ukojak/data/5db2f9f5e/bc1a887922454c0186eea2b4125836b7 [2019-12-01 18:14:50,177 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 18:14:50,178 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 18:14:50,179 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 18:14:50,179 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 18:14:50,181 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 18:14:50,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:14:50" (1/1) ... [2019-12-01 18:14:50,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a7dba82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:14:50, skipping insertion in model container [2019-12-01 18:14:50,184 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:14:50" (1/1) ... [2019-12-01 18:14:50,188 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 18:14:50,217 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 18:14:50,430 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 18:14:50,438 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 18:14:50,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 18:14:50,509 INFO L208 MainTranslator]: Completed translation [2019-12-01 18:14:50,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:14:50 WrapperNode [2019-12-01 18:14:50,509 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 18:14:50,510 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 18:14:50,510 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 18:14:50,510 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 18:14:50,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:14:50" (1/1) ... [2019-12-01 18:14:50,527 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:14:50" (1/1) ... [2019-12-01 18:14:50,548 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 18:14:50,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 18:14:50,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 18:14:50,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 18:14:50,554 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:14:50" (1/1) ... [2019-12-01 18:14:50,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:14:50" (1/1) ... [2019-12-01 18:14:50,558 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:14:50" (1/1) ... [2019-12-01 18:14:50,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:14:50" (1/1) ... [2019-12-01 18:14:50,565 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:14:50" (1/1) ... [2019-12-01 18:14:50,571 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:14:50" (1/1) ... [2019-12-01 18:14:50,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:14:50" (1/1) ... [2019-12-01 18:14:50,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 18:14:50,575 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 18:14:50,575 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 18:14:50,575 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 18:14:50,576 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:14:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fc425b2a-2b7b-41d8-ab06-afba02b5d56e/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 [2019-12-01 18:14:50,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 18:14:50,617 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-12-01 18:14:50,617 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-12-01 18:14:50,617 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-12-01 18:14:50,617 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-12-01 18:14:50,617 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-01 18:14:50,617 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-01 18:14:50,618 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-01 18:14:50,618 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-01 18:14:50,618 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-01 18:14:50,618 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-01 18:14:50,618 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-12-01 18:14:50,618 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-12-01 18:14:50,618 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-12-01 18:14:50,618 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-12-01 18:14:50,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-01 18:14:50,618 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-01 18:14:50,618 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-01 18:14:50,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 18:14:50,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 18:14:51,212 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 18:14:51,212 INFO L287 CfgBuilder]: Removed 40 assume(true) statements. [2019-12-01 18:14:51,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:14:51 BoogieIcfgContainer [2019-12-01 18:14:51,213 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 18:14:51,213 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 18:14:51,213 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 18:14:51,220 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 18:14:51,220 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:14:51" (1/1) ... [2019-12-01 18:14:51,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 18:14:51,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:14:51,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 61 states and 80 transitions. [2019-12-01 18:14:51,253 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2019-12-01 18:14:51,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-01 18:14:51,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:14:51,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:14:51,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:14:51,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:14:51,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 61 states and 78 transitions. [2019-12-01 18:14:51,416 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 78 transitions. [2019-12-01 18:14:51,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-01 18:14:51,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:14:51,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:14:51,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:14:51,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:14:51,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 81 transitions. [2019-12-01 18:14:51,500 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2019-12-01 18:14:51,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-01 18:14:51,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:14:51,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:14:51,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:14:51,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:14:51,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 72 states and 98 transitions. [2019-12-01 18:14:51,677 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 98 transitions. [2019-12-01 18:14:51,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-01 18:14:51,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:14:51,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:14:51,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:14:52,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:14:52,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 86 states and 129 transitions. [2019-12-01 18:14:52,126 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 129 transitions. [2019-12-01 18:14:52,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-01 18:14:52,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:14:52,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:14:52,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:14:52,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:14:52,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 101 states and 162 transitions. [2019-12-01 18:14:52,877 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 162 transitions. [2019-12-01 18:14:52,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-01 18:14:52,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:14:52,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:14:52,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:14:52,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:14:52,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 103 states and 164 transitions. [2019-12-01 18:14:52,954 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 164 transitions. [2019-12-01 18:14:52,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-01 18:14:52,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:14:52,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:14:53,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:14:53,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:14:53,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 110 states and 181 transitions. [2019-12-01 18:14:53,152 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 181 transitions. [2019-12-01 18:14:53,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-12-01 18:14:53,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:14:53,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:14:53,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:14:53,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:14:53,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 118 states and 194 transitions. [2019-12-01 18:14:53,310 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 194 transitions. [2019-12-01 18:14:53,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-01 18:14:53,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:14:53,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:14:53,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 18:14:53,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:14:53,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 120 states and 198 transitions. [2019-12-01 18:14:53,446 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 198 transitions. [2019-12-01 18:14:53,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-01 18:14:53,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:14:53,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:14:53,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 18:14:54,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:14:54,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 132 states and 231 transitions. [2019-12-01 18:14:54,802 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 231 transitions. [2019-12-01 18:14:54,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-01 18:14:54,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:14:54,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:14:54,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 18:14:54,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:14:54,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 133 states and 232 transitions. [2019-12-01 18:14:54,854 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 232 transitions. [2019-12-01 18:14:54,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-12-01 18:14:54,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:14:54,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:14:55,182 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-01 18:14:56,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:14:56,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 135 states and 234 transitions. [2019-12-01 18:14:56,100 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 234 transitions. [2019-12-01 18:14:56,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-12-01 18:14:56,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:14:56,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:14:56,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 18:14:56,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:14:56,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 136 states and 236 transitions. [2019-12-01 18:14:56,265 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 236 transitions. [2019-12-01 18:14:56,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-01 18:14:56,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:14:56,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:14:56,434 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-01 18:14:57,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:14:57,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 139 states and 244 transitions. [2019-12-01 18:14:57,038 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 244 transitions. [2019-12-01 18:14:57,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-01 18:14:57,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:14:57,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:14:57,062 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 18:14:57,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:14:57,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 147 states and 260 transitions. [2019-12-01 18:14:57,707 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 260 transitions. [2019-12-01 18:14:57,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-01 18:14:57,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:14:57,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:14:57,730 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 18:14:57,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:14:57,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 148 states and 261 transitions. [2019-12-01 18:14:57,838 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 261 transitions. [2019-12-01 18:14:57,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 18:14:57,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:14:57,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:14:57,917 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 18:14:58,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:14:58,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 154 states and 279 transitions. [2019-12-01 18:14:58,473 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 279 transitions. [2019-12-01 18:14:58,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 18:14:58,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:14:58,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:14:58,495 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 18:14:58,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:14:58,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 157 states and 285 transitions. [2019-12-01 18:14:58,695 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 285 transitions. [2019-12-01 18:14:58,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 18:14:58,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:14:58,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:14:58,711 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 18:14:58,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:14:58,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 160 states and 292 transitions. [2019-12-01 18:14:58,927 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 292 transitions. [2019-12-01 18:14:58,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-01 18:14:58,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:14:58,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:14:58,945 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-01 18:14:59,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:14:59,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 163 states and 295 transitions. [2019-12-01 18:14:59,161 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 295 transitions. [2019-12-01 18:14:59,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-01 18:14:59,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:14:59,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:14:59,249 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 18:14:59,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:14:59,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 165 states and 295 transitions. [2019-12-01 18:14:59,539 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 295 transitions. [2019-12-01 18:14:59,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-01 18:14:59,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:14:59,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:14:59,559 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 18:14:59,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:14:59,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 168 states and 302 transitions. [2019-12-01 18:14:59,804 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 302 transitions. [2019-12-01 18:14:59,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-01 18:14:59,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:14:59,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:14:59,826 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 18:15:01,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:15:01,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 179 states and 335 transitions. [2019-12-01 18:15:01,159 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 335 transitions. [2019-12-01 18:15:01,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-01 18:15:01,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:15:01,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:15:01,177 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 18:15:01,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:15:01,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 180 states and 336 transitions. [2019-12-01 18:15:01,189 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 336 transitions. [2019-12-01 18:15:01,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-01 18:15:01,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:15:01,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:15:01,214 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 18:15:02,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:15:02,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 188 states and 349 transitions. [2019-12-01 18:15:02,310 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 349 transitions. [2019-12-01 18:15:02,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-01 18:15:02,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:15:02,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:15:02,708 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-01 18:15:04,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:15:04,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 196 states and 371 transitions. [2019-12-01 18:15:04,940 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 371 transitions. [2019-12-01 18:15:04,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-01 18:15:04,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:15:04,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:15:04,960 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-12-01 18:15:06,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:15:06,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 204 states and 384 transitions. [2019-12-01 18:15:06,203 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 384 transitions. [2019-12-01 18:15:06,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-12-01 18:15:06,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:15:06,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:15:06,223 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-12-01 18:15:06,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:15:06,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 197 states and 369 transitions. [2019-12-01 18:15:06,240 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 369 transitions. [2019-12-01 18:15:06,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 18:15:06,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:15:06,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:15:06,258 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 18:15:09,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:15:09,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 207 states and 393 transitions. [2019-12-01 18:15:09,766 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 393 transitions. [2019-12-01 18:15:09,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 18:15:09,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:15:09,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:15:09,784 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 18:15:10,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:15:10,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 209 states and 395 transitions. [2019-12-01 18:15:10,043 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 395 transitions. [2019-12-01 18:15:10,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-01 18:15:10,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:15:10,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:15:10,069 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 26 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 18:15:10,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:15:10,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 210 states and 396 transitions. [2019-12-01 18:15:10,095 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 396 transitions. [2019-12-01 18:15:10,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-01 18:15:10,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:15:10,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:15:10,114 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 18:15:10,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:15:10,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 179 states and 318 transitions. [2019-12-01 18:15:10,137 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 318 transitions. [2019-12-01 18:15:10,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-12-01 18:15:10,138 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:15:10,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:15:10,156 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-12-01 18:15:10,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:15:10,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 181 states and 322 transitions. [2019-12-01 18:15:10,442 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 322 transitions. [2019-12-01 18:15:10,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-01 18:15:10,443 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:15:10,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:15:10,462 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-01 18:15:10,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:15:10,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 182 states and 323 transitions. [2019-12-01 18:15:10,487 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 323 transitions. [2019-12-01 18:15:10,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 18:15:10,488 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:15:10,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:15:10,505 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 18:15:10,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:15:10,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 183 states and 324 transitions. [2019-12-01 18:15:10,522 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 324 transitions. [2019-12-01 18:15:10,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-12-01 18:15:10,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:15:10,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:15:10,540 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-01 18:15:11,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:15:11,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 183 states and 320 transitions. [2019-12-01 18:15:11,088 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 320 transitions. [2019-12-01 18:15:11,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-12-01 18:15:11,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:15:11,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:15:11,107 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-12-01 18:15:11,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:15:11,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 194 states and 336 transitions. [2019-12-01 18:15:11,336 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 336 transitions. [2019-12-01 18:15:11,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-01 18:15:11,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:15:11,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:15:11,355 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-12-01 18:15:11,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:15:11,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 195 states and 337 transitions. [2019-12-01 18:15:11,380 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 337 transitions. [2019-12-01 18:15:11,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-01 18:15:11,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:15:11,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:15:11,630 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-01 18:15:12,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:15:12,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 195 states and 330 transitions. [2019-12-01 18:15:12,457 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 330 transitions. [2019-12-01 18:15:12,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-01 18:15:12,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:15:12,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:15:12,477 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-12-01 18:15:12,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:15:12,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 185 states and 308 transitions. [2019-12-01 18:15:12,500 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 308 transitions. [2019-12-01 18:15:12,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-12-01 18:15:12,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:15:12,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:15:12,743 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-12-01 18:15:13,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:15:13,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 185 states and 304 transitions. [2019-12-01 18:15:13,604 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 304 transitions. [2019-12-01 18:15:13,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-12-01 18:15:13,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:15:13,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:15:13,622 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-12-01 18:15:14,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:15:14,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 190 states and 314 transitions. [2019-12-01 18:15:14,211 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 314 transitions. [2019-12-01 18:15:14,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-12-01 18:15:14,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:15:14,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:15:14,234 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-12-01 18:15:14,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:15:14,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 187 states and 308 transitions. [2019-12-01 18:15:14,258 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 308 transitions. [2019-12-01 18:15:14,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-12-01 18:15:14,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:15:14,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:15:14,277 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-12-01 18:15:14,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:15:14,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 189 states and 311 transitions. [2019-12-01 18:15:14,318 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 311 transitions. [2019-12-01 18:15:14,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-12-01 18:15:14,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:15:14,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:15:14,439 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 61 proven. 7 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-12-01 18:15:16,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:15:16,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 189 states and 307 transitions. [2019-12-01 18:15:16,089 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 307 transitions. [2019-12-01 18:15:16,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-12-01 18:15:16,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 18:15:16,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 18:15:16,113 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 61 proven. 7 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-12-01 18:15:16,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 18:15:16,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 149 states and 221 transitions. [2019-12-01 18:15:16,714 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 221 transitions. [2019-12-01 18:15:16,714 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-01 18:15:16,714 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 47 iterations. [2019-12-01 18:15:16,721 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-01 18:15:17,126 INFO L569 CodeCheckObserver]: Invariant with dag size 13 [2019-12-01 18:15:17,133 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 18:15:17,133 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 18:15:17,133 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 18:15:17,133 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 18:15:17,133 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 18:15:17,133 INFO L569 CodeCheckObserver]: Invariant with dag size 20 [2019-12-01 18:15:17,135 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 18:15:17,135 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 18:15:17,135 INFO L569 CodeCheckObserver]: Invariant with dag size 3 [2019-12-01 18:15:17,135 INFO L569 CodeCheckObserver]: Invariant with dag size 8 [2019-12-01 18:15:17,136 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-12-01 18:15:17,136 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2019-12-01 18:15:17,136 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 18:15:17,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:15:17 ImpRootNode [2019-12-01 18:15:17,137 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 18:15:17,137 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 18:15:17,137 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 18:15:17,137 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 18:15:17,138 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:14:51" (3/4) ... [2019-12-01 18:15:17,140 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-01 18:15:17,144 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-12-01 18:15:17,144 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-12-01 18:15:17,144 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-12-01 18:15:17,144 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-12-01 18:15:17,144 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-12-01 18:15:17,144 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-12-01 18:15:17,144 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2019-12-01 18:15:17,144 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2019-12-01 18:15:17,150 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2019-12-01 18:15:17,150 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-12-01 18:15:17,151 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2019-12-01 18:15:17,151 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-01 18:15:17,152 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-01 18:15:17,152 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-01 18:15:17,152 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-01 18:15:17,172 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning) && !(0 == methaneLevelCritical)) || (pumpRunning == \old(pumpRunning) && (1 == waterLevel || \old(waterLevel) == waterLevel))) || 0 == systemActive) || !(pumpRunning == 0) [2019-12-01 18:15:17,172 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2019-12-01 18:15:17,204 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_fc425b2a-2b7b-41d8-ab06-afba02b5d56e/bin/ukojak/witness.graphml [2019-12-01 18:15:17,205 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 18:15:17,206 INFO L168 Benchmark]: Toolchain (without parser) took 27027.49 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 466.1 MB). Free memory was 939.7 MB in the beginning and 788.3 MB in the end (delta: 151.4 MB). Peak memory consumption was 617.5 MB. Max. memory is 11.5 GB. [2019-12-01 18:15:17,206 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 18:15:17,206 INFO L168 Benchmark]: CACSL2BoogieTranslator took 330.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 83.4 MB). Free memory was 934.3 MB in the beginning and 1.1 GB in the end (delta: -132.0 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-12-01 18:15:17,207 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.10 ms. Allocated memory is still 1.1 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. [2019-12-01 18:15:17,207 INFO L168 Benchmark]: Boogie Preprocessor took 27.05 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 18:15:17,207 INFO L168 Benchmark]: RCFGBuilder took 637.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 984.2 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 11.5 GB. [2019-12-01 18:15:17,207 INFO L168 Benchmark]: CodeCheck took 25923.77 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 382.7 MB). Free memory was 984.2 MB in the beginning and 805.9 MB in the end (delta: 178.3 MB). Peak memory consumption was 561.0 MB. Max. memory is 11.5 GB. [2019-12-01 18:15:17,207 INFO L168 Benchmark]: Witness Printer took 67.44 ms. Allocated memory is still 1.5 GB. Free memory was 805.9 MB in the beginning and 788.3 MB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2019-12-01 18:15:17,209 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, 61 locations, 1 error locations. Result: SAFE, OverallTime: 25.4s, OverallIterations: 47, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1236810056 SDtfs, 69366886 SDslu, 2091403672 SDs, 0 SdLazy, 700071810 SolverSat, 68738016 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 34.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 28536 GetRequests, 27939 SyntacticMatches, 178 SemanticMatches, 419 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78579 ImplicationChecksByTransitivity, 22.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 2545 NumberOfCodeBlocks, 2545 NumberOfCodeBlocksAsserted, 46 NumberOfCheckSat, 2499 ConstructedInterpolants, 0 QuantifiedInterpolants, 294111 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 46 InterpolantComputations, 33 PerfectInterpolantSequences, 1141/1209 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: 462]: 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: 409]: Loop Invariant Derived loop invariant: (((1 == tmp && 0 == methaneLevelCritical) && 1 == waterLevel) && tmp == systemActive) && pumpRunning == 0 - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (((pumpRunning == \old(pumpRunning) && !(0 == methaneLevelCritical)) || (pumpRunning == \old(pumpRunning) && (1 == waterLevel || \old(waterLevel) == waterLevel))) || 0 == systemActive) || !(pumpRunning == 0) - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 475]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical || pumpRunning == 0) || 0 == systemActive - InvariantResult [Line: 475]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || !(0 == tmp) - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical || pumpRunning == 0) || 3 < splverifierCounter) || 0 == systemActive - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 330.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 83.4 MB). Free memory was 934.3 MB in the beginning and 1.1 GB in the end (delta: -132.0 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.10 ms. Allocated memory is still 1.1 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 27.05 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 637.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 984.2 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 11.5 GB. * CodeCheck took 25923.77 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 382.7 MB). Free memory was 984.2 MB in the beginning and 805.9 MB in the end (delta: 178.3 MB). Peak memory consumption was 561.0 MB. Max. memory is 11.5 GB. * Witness Printer took 67.44 ms. Allocated memory is still 1.5 GB. Free memory was 805.9 MB in the beginning and 788.3 MB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...