./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product36.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c26e4654-b0b9-4ee4-ace9-d837b5980ff4/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c26e4654-b0b9-4ee4-ace9-d837b5980ff4/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c26e4654-b0b9-4ee4-ace9-d837b5980ff4/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c26e4654-b0b9-4ee4-ace9-d837b5980ff4/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product36.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c26e4654-b0b9-4ee4-ace9-d837b5980ff4/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c26e4654-b0b9-4ee4-ace9-d837b5980ff4/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash de1d9a043543a6ff316ba93a02e2ab847e173d5e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 21:34:23,952 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 21:34:23,972 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 21:34:24,029 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 21:34:24,030 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 21:34:24,031 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 21:34:24,033 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 21:34:24,036 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 21:34:24,038 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 21:34:24,040 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 21:34:24,041 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 21:34:24,043 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 21:34:24,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 21:34:24,045 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 21:34:24,046 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 21:34:24,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 21:34:24,049 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 21:34:24,050 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 21:34:24,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 21:34:24,055 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 21:34:24,057 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 21:34:24,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 21:34:24,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 21:34:24,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 21:34:24,066 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 21:34:24,066 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 21:34:24,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 21:34:24,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 21:34:24,069 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 21:34:24,070 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 21:34:24,070 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 21:34:24,072 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 21:34:24,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 21:34:24,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 21:34:24,075 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 21:34:24,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 21:34:24,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 21:34:24,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 21:34:24,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 21:34:24,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 21:34:24,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 21:34:24,083 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c26e4654-b0b9-4ee4-ace9-d837b5980ff4/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 21:34:24,126 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 21:34:24,126 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 21:34:24,128 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 21:34:24,128 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 21:34:24,129 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 21:34:24,129 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 21:34:24,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 21:34:24,130 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 21:34:24,130 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 21:34:24,130 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 21:34:24,131 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 21:34:24,132 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 21:34:24,132 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 21:34:24,132 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 21:34:24,133 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 21:34:24,133 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 21:34:24,133 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 21:34:24,133 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 21:34:24,134 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 21:34:24,135 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 21:34:24,136 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 21:34:24,137 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 21:34:24,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 21:34:24,143 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 21:34:24,144 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 21:34:24,144 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 21:34:24,145 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 21:34:24,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 21:34:24,150 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 21:34:24,150 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_c26e4654-b0b9-4ee4-ace9-d837b5980ff4/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c26e4654-b0b9-4ee4-ace9-d837b5980ff4/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de1d9a043543a6ff316ba93a02e2ab847e173d5e [2020-11-29 21:34:24,471 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 21:34:24,506 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 21:34:24,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 21:34:24,512 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 21:34:24,513 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 21:34:24,513 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c26e4654-b0b9-4ee4-ace9-d837b5980ff4/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product36.cil.c [2020-11-29 21:34:24,583 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c26e4654-b0b9-4ee4-ace9-d837b5980ff4/bin/ukojak/data/bae0ae1f5/54f04fbf669d4474b82bd252b91ad697/FLAG7ca8a2802 [2020-11-29 21:34:25,143 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 21:34:25,144 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c26e4654-b0b9-4ee4-ace9-d837b5980ff4/sv-benchmarks/c/product-lines/minepump_spec2_product36.cil.c [2020-11-29 21:34:25,155 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c26e4654-b0b9-4ee4-ace9-d837b5980ff4/bin/ukojak/data/bae0ae1f5/54f04fbf669d4474b82bd252b91ad697/FLAG7ca8a2802 [2020-11-29 21:34:25,422 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c26e4654-b0b9-4ee4-ace9-d837b5980ff4/bin/ukojak/data/bae0ae1f5/54f04fbf669d4474b82bd252b91ad697 [2020-11-29 21:34:25,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 21:34:25,428 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 21:34:25,433 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 21:34:25,434 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 21:34:25,438 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 21:34:25,440 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:34:25" (1/1) ... [2020-11-29 21:34:25,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45bc3187 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:34:25, skipping insertion in model container [2020-11-29 21:34:25,442 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:34:25" (1/1) ... [2020-11-29 21:34:25,450 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 21:34:25,496 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:34:25,850 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:34:25,861 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 21:34:25,933 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:34:25,978 INFO L208 MainTranslator]: Completed translation [2020-11-29 21:34:25,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:34:25 WrapperNode [2020-11-29 21:34:25,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 21:34:25,982 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 21:34:25,982 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 21:34:25,983 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 21:34:25,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:34:25" (1/1) ... [2020-11-29 21:34:26,025 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:34:25" (1/1) ... [2020-11-29 21:34:26,054 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 21:34:26,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 21:34:26,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 21:34:26,055 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 21:34:26,064 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:34:25" (1/1) ... [2020-11-29 21:34:26,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:34:25" (1/1) ... [2020-11-29 21:34:26,071 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:34:25" (1/1) ... [2020-11-29 21:34:26,072 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:34:25" (1/1) ... [2020-11-29 21:34:26,080 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:34:25" (1/1) ... [2020-11-29 21:34:26,085 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:34:25" (1/1) ... [2020-11-29 21:34:26,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:34:25" (1/1) ... [2020-11-29 21:34:26,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 21:34:26,092 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 21:34:26,092 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 21:34:26,092 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 21:34:26,093 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:34:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c26e4654-b0b9-4ee4-ace9-d837b5980ff4/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 [2020-11-29 21:34:26,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 21:34:26,163 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-29 21:34:26,163 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-29 21:34:26,163 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-29 21:34:26,163 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-29 21:34:26,164 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-29 21:34:26,164 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-29 21:34:26,164 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-29 21:34:26,164 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-29 21:34:26,164 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-29 21:34:26,165 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-29 21:34:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 21:34:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-29 21:34:26,165 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-29 21:34:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 21:34:26,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 21:34:27,619 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 21:34:27,619 INFO L298 CfgBuilder]: Removed 44 assume(true) statements. [2020-11-29 21:34:27,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:34:27 BoogieIcfgContainer [2020-11-29 21:34:27,622 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 21:34:27,623 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 21:34:27,623 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 21:34:27,634 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 21:34:27,634 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:34:27" (1/1) ... [2020-11-29 21:34:27,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:34:27,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:27,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2020-11-29 21:34:27,703 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2020-11-29 21:34:27,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 21:34:27,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:27,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:28,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:34:28,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:28,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2020-11-29 21:34:28,036 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2020-11-29 21:34:28,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-29 21:34:28,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:28,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:28,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:34:28,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:28,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2020-11-29 21:34:28,175 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2020-11-29 21:34:28,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 21:34:28,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:28,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:28,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:34:28,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:28,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2020-11-29 21:34:28,773 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2020-11-29 21:34:28,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 21:34:28,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:28,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:28,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:34:28,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:28,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 63 states and 90 transitions. [2020-11-29 21:34:28,861 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2020-11-29 21:34:28,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 21:34:28,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:28,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:28,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:34:29,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:29,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 79 states and 124 transitions. [2020-11-29 21:34:29,589 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 124 transitions. [2020-11-29 21:34:29,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-29 21:34:29,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:29,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:29,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:34:32,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:32,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 95 states and 156 transitions. [2020-11-29 21:34:32,125 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 156 transitions. [2020-11-29 21:34:32,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 21:34:32,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:32,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:32,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:34:32,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:32,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 97 states and 159 transitions. [2020-11-29 21:34:32,200 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 159 transitions. [2020-11-29 21:34:32,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 21:34:32,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:32,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:32,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:34:32,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:32,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 104 states and 178 transitions. [2020-11-29 21:34:32,990 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 178 transitions. [2020-11-29 21:34:32,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-11-29 21:34:32,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:33,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:33,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:34:33,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:33,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 108 states and 187 transitions. [2020-11-29 21:34:33,448 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 187 transitions. [2020-11-29 21:34:33,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-29 21:34:33,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:33,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:33,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:34:33,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:33,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 111 states and 190 transitions. [2020-11-29 21:34:33,610 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 190 transitions. [2020-11-29 21:34:33,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 21:34:33,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:33,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:33,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:34:33,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:33,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 112 states and 191 transitions. [2020-11-29 21:34:33,693 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 191 transitions. [2020-11-29 21:34:33,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 21:34:33,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:33,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:33,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:34:33,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:33,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 113 states and 194 transitions. [2020-11-29 21:34:33,980 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 194 transitions. [2020-11-29 21:34:33,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 21:34:33,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:34,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:34,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:34:34,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:34,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 117 states and 203 transitions. [2020-11-29 21:34:34,349 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 203 transitions. [2020-11-29 21:34:34,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-29 21:34:34,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:34,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:34,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:34:34,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:34,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 118 states and 206 transitions. [2020-11-29 21:34:34,440 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 206 transitions. [2020-11-29 21:34:34,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-29 21:34:34,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:34,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:34,501 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 21:34:35,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:35,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 123 states and 222 transitions. [2020-11-29 21:34:35,272 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 222 transitions. [2020-11-29 21:34:35,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-29 21:34:35,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:35,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:35,301 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 21:34:35,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:35,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 124 states and 223 transitions. [2020-11-29 21:34:35,352 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 223 transitions. [2020-11-29 21:34:35,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-29 21:34:35,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:35,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:35,819 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 21:34:36,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:36,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 127 states and 231 transitions. [2020-11-29 21:34:36,789 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 231 transitions. [2020-11-29 21:34:36,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-11-29 21:34:36,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:36,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:36,839 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 21:34:37,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:37,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 130 states and 238 transitions. [2020-11-29 21:34:37,305 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 238 transitions. [2020-11-29 21:34:37,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-11-29 21:34:37,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:37,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:37,340 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 21:34:37,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:37,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 132 states and 241 transitions. [2020-11-29 21:34:37,415 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 241 transitions. [2020-11-29 21:34:37,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-29 21:34:37,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:37,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:37,459 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 21:34:37,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:37,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 139 states and 259 transitions. [2020-11-29 21:34:37,813 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 259 transitions. [2020-11-29 21:34:37,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-29 21:34:37,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:37,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:37,874 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-11-29 21:34:37,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:37,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 138 states and 256 transitions. [2020-11-29 21:34:37,915 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 256 transitions. [2020-11-29 21:34:37,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-29 21:34:37,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:37,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:38,295 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 21:34:41,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:41,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 151 states and 286 transitions. [2020-11-29 21:34:41,376 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 286 transitions. [2020-11-29 21:34:41,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-29 21:34:41,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:41,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:41,411 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 21:34:41,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:41,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 153 states and 286 transitions. [2020-11-29 21:34:41,462 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 286 transitions. [2020-11-29 21:34:41,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-29 21:34:41,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:41,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:41,506 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 21:34:41,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:41,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 154 states and 287 transitions. [2020-11-29 21:34:41,547 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 287 transitions. [2020-11-29 21:34:41,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-29 21:34:41,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:41,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:41,594 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 21:34:41,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:41,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 155 states and 288 transitions. [2020-11-29 21:34:41,619 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 288 transitions. [2020-11-29 21:34:41,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-29 21:34:41,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:41,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:42,021 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 21:34:45,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:45,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 169 states and 321 transitions. [2020-11-29 21:34:45,091 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 321 transitions. [2020-11-29 21:34:45,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-29 21:34:45,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:45,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:45,124 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 21:34:46,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:46,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 173 states and 323 transitions. [2020-11-29 21:34:46,529 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 323 transitions. [2020-11-29 21:34:46,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-29 21:34:46,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:46,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:46,674 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 21:34:46,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:46,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 174 states and 324 transitions. [2020-11-29 21:34:46,714 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 324 transitions. [2020-11-29 21:34:46,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-11-29 21:34:46,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:46,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:46,955 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 21:34:47,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:47,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 175 states and 327 transitions. [2020-11-29 21:34:47,308 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 327 transitions. [2020-11-29 21:34:47,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-29 21:34:47,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:47,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:34:48,157 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 21:34:53,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:34:53,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 191 states and 363 transitions. [2020-11-29 21:34:53,861 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 363 transitions. [2020-11-29 21:34:53,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-11-29 21:34:53,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:34:53,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:34:53,923 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:34:53,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:34:53,976 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:34:54,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:34:54,283 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:34:54,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:34:54,399 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:34:54,542 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 31 iterations. [2020-11-29 21:34:54,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 09:34:54 ImpRootNode [2020-11-29 21:34:54,848 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 21:34:54,853 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 21:34:54,853 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 21:34:54,853 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 21:34:54,854 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:34:27" (3/4) ... [2020-11-29 21:34:54,856 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-29 21:34:55,038 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_c26e4654-b0b9-4ee4-ace9-d837b5980ff4/bin/ukojak/witness.graphml [2020-11-29 21:34:55,038 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 21:34:55,040 INFO L168 Benchmark]: Toolchain (without parser) took 29610.87 ms. Allocated memory was 102.8 MB in the beginning and 453.0 MB in the end (delta: 350.2 MB). Free memory was 73.6 MB in the beginning and 267.2 MB in the end (delta: -193.6 MB). Peak memory consumption was 157.3 MB. Max. memory is 16.1 GB. [2020-11-29 21:34:55,041 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 102.8 MB. Free memory was 59.7 MB in the beginning and 59.6 MB in the end (delta: 78.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:34:55,041 INFO L168 Benchmark]: CACSL2BoogieTranslator took 547.76 ms. Allocated memory is still 102.8 MB. Free memory was 73.3 MB in the beginning and 68.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 21:34:55,042 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.71 ms. Allocated memory is still 102.8 MB. Free memory was 68.5 MB in the beginning and 66.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:34:55,042 INFO L168 Benchmark]: Boogie Preprocessor took 36.70 ms. Allocated memory is still 102.8 MB. Free memory was 66.0 MB in the beginning and 64.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:34:55,042 INFO L168 Benchmark]: RCFGBuilder took 1529.91 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 64.2 MB in the beginning and 86.0 MB in the end (delta: -21.8 MB). Peak memory consumption was 30.5 MB. Max. memory is 16.1 GB. [2020-11-29 21:34:55,043 INFO L168 Benchmark]: CodeCheck took 27226.06 ms. Allocated memory was 123.7 MB in the beginning and 453.0 MB in the end (delta: 329.3 MB). Free memory was 86.0 MB in the beginning and 288.2 MB in the end (delta: -202.2 MB). Peak memory consumption was 127.5 MB. Max. memory is 16.1 GB. [2020-11-29 21:34:55,043 INFO L168 Benchmark]: Witness Printer took 185.71 ms. Allocated memory is still 453.0 MB. Free memory was 288.2 MB in the beginning and 267.2 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2020-11-29 21:34:55,046 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 7 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 26.8s, OverallIterations: 31, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1077508220 SDtfs, 924705512 SDslu, 502958652 SDs, 0 SdLazy, -1005850232 SolverSat, 1450341992 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 27.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10745 GetRequests, 10385 SyntacticMatches, 23 SemanticMatches, 337 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53921 ImplicationChecksByTransitivity, 21.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 3.4s InterpolantComputationTime, 1071 NumberOfCodeBlocks, 1071 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 990 ConstructedInterpolants, 0 QuantifiedInterpolants, 85865 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 30 InterpolantComputations, 26 PerfectInterpolantSequences, 219/239 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 - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L49] int waterLevel = 1; [L50] int methaneLevelCritical = 0; [L312] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L547] int cleanupTimeShifts = 4; [L653] int pumpRunning = 0; [L654] int systemActive = 1; [L907] int methAndRunningLastTime ; [L625] int retValue_acc ; [L626] int tmp ; [L538] int retValue_acc ; [L541] retValue_acc = 1 [L542] return (retValue_acc); [L632] tmp = valid_product() [L634] COND TRUE \read(tmp) [L912] methAndRunningLastTime = 0 [L830] int splverifierCounter ; [L831] int tmp ; [L832] int tmp___0 ; [L833] int tmp___1 ; [L834] int tmp___2 ; [L837] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L839] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L841] COND TRUE splverifierCounter < 4 [L847] tmp = __VERIFIER_nondet_int() [L849] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L851] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L67] COND TRUE waterLevel < 2 [L68] waterLevel = waterLevel + 1 [L851] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L857] tmp___0 = __VERIFIER_nondet_int() [L859] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L861] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L79] COND FALSE !(\read(methaneLevelCritical)) [L82] methaneLevelCritical = 1 [L861] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L867] tmp___2 = __VERIFIER_nondet_int() [L869] COND TRUE \read(tmp___2) [L824] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L886] CALL timeShift() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L661] COND FALSE !(\read(pumpRunning)) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L668] COND TRUE \read(systemActive) [L690] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L693] COND TRUE ! pumpRunning [L787] int retValue_acc ; [L788] int tmp ; [L789] int tmp___0 ; [L129] int retValue_acc ; [L132] COND FALSE !(waterLevel < 2) [L136] retValue_acc = 0 [L137] return (retValue_acc); [L793] tmp = isHighWaterSensorDry() [L795] COND FALSE !(\read(tmp)) [L798] tmp___0 = 1 [L800] retValue_acc = tmp___0 [L801] return (retValue_acc); [L695] tmp = isHighWaterLevel() [L697] COND TRUE \read(tmp) [L718] pumpRunning = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L917] int tmp ; [L918] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L922] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L88] int retValue_acc ; [L91] retValue_acc = methaneLevelCritical [L92] return (retValue_acc); [L922] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L922] tmp = isMethaneLevelCritical() [L924] COND TRUE \read(tmp) [L742] int retValue_acc ; [L745] retValue_acc = pumpRunning [L746] return (retValue_acc); [L926] tmp___0 = isPumpRunning() [L928] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L929] COND FALSE !(\read(methAndRunningLastTime)) [L934] methAndRunningLastTime = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L886] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L839] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L841] COND TRUE splverifierCounter < 4 [L847] tmp = __VERIFIER_nondet_int() [L849] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L857] tmp___0 = __VERIFIER_nondet_int() [L859] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L867] tmp___2 = __VERIFIER_nondet_int() [L869] COND TRUE \read(tmp___2) [L824] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L886] CALL timeShift() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L661] COND TRUE \read(pumpRunning) [L55] COND TRUE waterLevel > 0 [L56] waterLevel = waterLevel - 1 VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L668] COND TRUE \read(systemActive) [L690] int tmp ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L693] COND FALSE !(! pumpRunning) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L708] FCALL processEnvironment__wrappee__base() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L917] int tmp ; [L918] int tmp___0 ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L922] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L88] int retValue_acc ; [L91] retValue_acc = methaneLevelCritical [L92] return (retValue_acc); [L922] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L922] tmp = isMethaneLevelCritical() [L924] COND TRUE \read(tmp) [L742] int retValue_acc ; [L745] retValue_acc = pumpRunning [L746] return (retValue_acc); [L926] tmp___0 = isPumpRunning() [L928] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L929] COND TRUE \read(methAndRunningLastTime) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L3] __assert_fail("0", "minepump_spec2_product36.cil.c", 3, "reach_error") VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 102.8 MB. Free memory was 59.7 MB in the beginning and 59.6 MB in the end (delta: 78.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 547.76 ms. Allocated memory is still 102.8 MB. Free memory was 73.3 MB in the beginning and 68.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 71.71 ms. Allocated memory is still 102.8 MB. Free memory was 68.5 MB in the beginning and 66.0 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 36.70 ms. Allocated memory is still 102.8 MB. Free memory was 66.0 MB in the beginning and 64.2 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1529.91 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 64.2 MB in the beginning and 86.0 MB in the end (delta: -21.8 MB). Peak memory consumption was 30.5 MB. Max. memory is 16.1 GB. * CodeCheck took 27226.06 ms. Allocated memory was 123.7 MB in the beginning and 453.0 MB in the end (delta: 329.3 MB). Free memory was 86.0 MB in the beginning and 288.2 MB in the end (delta: -202.2 MB). Peak memory consumption was 127.5 MB. Max. memory is 16.1 GB. * Witness Printer took 185.71 ms. Allocated memory is still 453.0 MB. Free memory was 288.2 MB in the beginning and 267.2 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...