./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 cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6dbf46b4-6b69-4594-ada5-5fd00c6f81ab/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6dbf46b4-6b69-4594-ada5-5fd00c6f81ab/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6dbf46b4-6b69-4594-ada5-5fd00c6f81ab/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6dbf46b4-6b69-4594-ada5-5fd00c6f81ab/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product36.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6dbf46b4-6b69-4594-ada5-5fd00c6f81ab/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6dbf46b4-6b69-4594-ada5-5fd00c6f81ab/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 49fa497f38e3a46185ee804b3f30fdc119cb200c ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.1.24-cad4683 [2019-10-22 10:18:10,987 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:18:10,989 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:18:10,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:18:10,998 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:18:10,999 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:18:11,000 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:18:11,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:18:11,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:18:11,003 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:18:11,004 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:18:11,005 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:18:11,005 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:18:11,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:18:11,006 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:18:11,007 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:18:11,008 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:18:11,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:18:11,012 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:18:11,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:18:11,016 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:18:11,018 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:18:11,019 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:18:11,020 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:18:11,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:18:11,022 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:18:11,022 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:18:11,023 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:18:11,024 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:18:11,027 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:18:11,030 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:18:11,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:18:11,032 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:18:11,032 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:18:11,033 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:18:11,033 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:18:11,034 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:18:11,034 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:18:11,034 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:18:11,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:18:11,038 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:18:11,038 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6dbf46b4-6b69-4594-ada5-5fd00c6f81ab/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:18:11,049 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:18:11,049 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:18:11,050 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:18:11,050 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:18:11,050 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:18:11,050 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:18:11,051 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:18:11,051 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:18:11,051 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:18:11,051 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:18:11,051 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:18:11,051 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:18:11,051 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:18:11,052 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:18:11,052 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:18:11,052 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:18:11,052 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:18:11,052 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:18:11,052 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:18:11,052 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:18:11,053 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:18:11,053 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:18:11,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:18:11,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:18:11,053 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:18:11,053 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:18:11,053 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:18:11,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:18:11,054 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:18:11,054 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/working_dir_6dbf46b4-6b69-4594-ada5-5fd00c6f81ab/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 -> 49fa497f38e3a46185ee804b3f30fdc119cb200c [2019-10-22 10:18:11,075 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:18:11,086 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:18:11,089 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:18:11,094 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:18:11,094 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:18:11,095 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6dbf46b4-6b69-4594-ada5-5fd00c6f81ab/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product36.cil.c [2019-10-22 10:18:11,139 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6dbf46b4-6b69-4594-ada5-5fd00c6f81ab/bin/ukojak/data/e6682cb38/5d204970ca544407a895162c1fa365b5/FLAG69e4cc3b7 [2019-10-22 10:18:11,556 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:18:11,556 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6dbf46b4-6b69-4594-ada5-5fd00c6f81ab/sv-benchmarks/c/product-lines/minepump_spec2_product36.cil.c [2019-10-22 10:18:11,565 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6dbf46b4-6b69-4594-ada5-5fd00c6f81ab/bin/ukojak/data/e6682cb38/5d204970ca544407a895162c1fa365b5/FLAG69e4cc3b7 [2019-10-22 10:18:11,910 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6dbf46b4-6b69-4594-ada5-5fd00c6f81ab/bin/ukojak/data/e6682cb38/5d204970ca544407a895162c1fa365b5 [2019-10-22 10:18:11,912 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:18:11,914 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:18:11,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:11,915 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:18:11,920 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:18:11,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:11" (1/1) ... [2019-10-22 10:18:11,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a395cca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:11, skipping insertion in model container [2019-10-22 10:18:11,923 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:11" (1/1) ... [2019-10-22 10:18:11,930 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:18:11,973 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:18:12,293 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:18:12,306 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:18:12,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:18:12,388 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:18:12,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:12 WrapperNode [2019-10-22 10:18:12,389 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:12,390 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:18:12,390 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:18:12,390 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:18:12,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:12" (1/1) ... [2019-10-22 10:18:12,413 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:12" (1/1) ... [2019-10-22 10:18:12,438 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:18:12,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:18:12,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:18:12,439 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:18:12,452 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:12" (1/1) ... [2019-10-22 10:18:12,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:12" (1/1) ... [2019-10-22 10:18:12,455 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:12" (1/1) ... [2019-10-22 10:18:12,455 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:12" (1/1) ... [2019-10-22 10:18:12,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:12" (1/1) ... [2019-10-22 10:18:12,466 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:12" (1/1) ... [2019-10-22 10:18:12,479 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:12" (1/1) ... [2019-10-22 10:18:12,481 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:18:12,481 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:18:12,482 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:18:12,482 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:18:12,482 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6dbf46b4-6b69-4594-ada5-5fd00c6f81ab/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 [2019-10-22 10:18:12,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:18:12,556 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-22 10:18:12,556 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-22 10:18:12,556 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-22 10:18:12,556 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-22 10:18:12,556 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-22 10:18:12,557 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-22 10:18:12,557 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-22 10:18:12,557 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-22 10:18:12,557 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-22 10:18:12,557 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-22 10:18:12,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:18:12,557 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-22 10:18:12,557 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-22 10:18:12,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:18:12,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:18:13,397 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:18:13,397 INFO L284 CfgBuilder]: Removed 42 assume(true) statements. [2019-10-22 10:18:13,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:18:13 BoogieIcfgContainer [2019-10-22 10:18:13,398 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:18:13,399 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:18:13,399 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:18:13,409 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:18:13,409 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:18:13" (1/1) ... [2019-10-22 10:18:13,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:18:13,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:13,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2019-10-22 10:18:13,447 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2019-10-22 10:18:13,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:18:13,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:13,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:13,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:13,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:13,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2019-10-22 10:18:13,638 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2019-10-22 10:18:13,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 10:18:13,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:13,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:13,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:13,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:13,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2019-10-22 10:18:13,756 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2019-10-22 10:18:13,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-10-22 10:18:13,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:13,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:13,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:14,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:14,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2019-10-22 10:18:14,086 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2019-10-22 10:18:14,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-10-22 10:18:14,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:14,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:14,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:14,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:14,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 63 states and 90 transitions. [2019-10-22 10:18:14,138 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2019-10-22 10:18:14,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-10-22 10:18:14,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:14,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:14,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:14,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:14,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 79 states and 124 transitions. [2019-10-22 10:18:14,762 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 124 transitions. [2019-10-22 10:18:14,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 10:18:14,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:14,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:14,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:16,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:16,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 95 states and 156 transitions. [2019-10-22 10:18:16,587 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 156 transitions. [2019-10-22 10:18:16,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 10:18:16,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:16,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:16,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:16,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:16,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 97 states and 159 transitions. [2019-10-22 10:18:16,649 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 159 transitions. [2019-10-22 10:18:16,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 10:18:16,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:16,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:16,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:16,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:16,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 99 states and 162 transitions. [2019-10-22 10:18:16,701 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 162 transitions. [2019-10-22 10:18:16,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 10:18:16,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:16,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:16,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:17,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:17,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 107 states and 181 transitions. [2019-10-22 10:18:17,278 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 181 transitions. [2019-10-22 10:18:17,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:18:17,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:17,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:17,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:17,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:17,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 112 states and 194 transitions. [2019-10-22 10:18:17,615 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 194 transitions. [2019-10-22 10:18:17,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-10-22 10:18:17,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:17,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:17,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:17,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:17,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 113 states and 195 transitions. [2019-10-22 10:18:17,700 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 195 transitions. [2019-10-22 10:18:17,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 10:18:17,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:17,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:17,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:17,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:17,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 114 states and 196 transitions. [2019-10-22 10:18:17,759 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 196 transitions. [2019-10-22 10:18:17,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-10-22 10:18:17,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:17,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:17,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:17,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:17,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 115 states and 199 transitions. [2019-10-22 10:18:17,960 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 199 transitions. [2019-10-22 10:18:17,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-10-22 10:18:17,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:17,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:18,033 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:18:18,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:18,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 121 states and 219 transitions. [2019-10-22 10:18:18,783 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 219 transitions. [2019-10-22 10:18:18,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-10-22 10:18:18,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:18,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:18,806 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:18:18,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:18,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 121 states and 218 transitions. [2019-10-22 10:18:18,821 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 218 transitions. [2019-10-22 10:18:18,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-10-22 10:18:18,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:18,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:19,127 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-22 10:18:19,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:19,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 124 states and 226 transitions. [2019-10-22 10:18:19,903 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 226 transitions. [2019-10-22 10:18:19,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-10-22 10:18:19,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:19,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:19,937 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:18:20,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:20,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 127 states and 233 transitions. [2019-10-22 10:18:20,313 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 233 transitions. [2019-10-22 10:18:20,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-10-22 10:18:20,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:20,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:20,342 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-22 10:18:20,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:20,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 129 states and 234 transitions. [2019-10-22 10:18:20,556 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 234 transitions. [2019-10-22 10:18:20,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-10-22 10:18:20,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:20,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:20,584 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:18:20,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:20,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 132 states and 241 transitions. [2019-10-22 10:18:20,640 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 241 transitions. [2019-10-22 10:18:20,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-10-22 10:18:20,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:20,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:20,685 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:18:20,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:20,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 134 states and 242 transitions. [2019-10-22 10:18:20,909 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 242 transitions. [2019-10-22 10:18:20,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-10-22 10:18:20,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:20,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:20,950 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:18:21,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:21,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 141 states and 261 transitions. [2019-10-22 10:18:21,193 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 261 transitions. [2019-10-22 10:18:21,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-10-22 10:18:21,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:21,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:21,220 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:18:21,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:21,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 143 states and 262 transitions. [2019-10-22 10:18:21,443 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 262 transitions. [2019-10-22 10:18:21,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-22 10:18:21,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:21,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:21,470 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:18:21,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:21,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 144 states and 263 transitions. [2019-10-22 10:18:21,489 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 263 transitions. [2019-10-22 10:18:21,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-22 10:18:21,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:21,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:21,768 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:18:24,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:24,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 157 states and 297 transitions. [2019-10-22 10:18:24,231 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 297 transitions. [2019-10-22 10:18:24,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-10-22 10:18:24,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:24,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:24,257 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-22 10:18:24,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:24,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 158 states and 298 transitions. [2019-10-22 10:18:24,279 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 298 transitions. [2019-10-22 10:18:24,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-10-22 10:18:24,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:24,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:24,306 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:18:24,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:24,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 159 states and 299 transitions. [2019-10-22 10:18:24,320 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 299 transitions. [2019-10-22 10:18:24,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-22 10:18:24,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:24,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:24,602 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:18:26,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:26,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 177 states and 349 transitions. [2019-10-22 10:18:26,726 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 349 transitions. [2019-10-22 10:18:26,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-10-22 10:18:26,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:26,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:27,045 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:18:29,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:29,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 191 states and 373 transitions. [2019-10-22 10:18:29,396 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 373 transitions. [2019-10-22 10:18:29,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-10-22 10:18:29,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:29,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:29,481 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:18:29,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:29,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 193 states and 377 transitions. [2019-10-22 10:18:29,831 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 377 transitions. [2019-10-22 10:18:29,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-22 10:18:29,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:29,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:29,858 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-22 10:18:31,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:31,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 198 states and 377 transitions. [2019-10-22 10:18:31,141 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 377 transitions. [2019-10-22 10:18:31,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-10-22 10:18:31,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:31,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:31,860 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:18:36,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:36,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 214 states and 419 transitions. [2019-10-22 10:18:36,431 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 419 transitions. [2019-10-22 10:18:36,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-22 10:18:36,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:36,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:18:37,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:18:37,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:18:37,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 10:18:37,395 WARN L489 CodeCheckObserver]: This program is UNSAFE, Check terminated with 32 iterations. [2019-10-22 10:18:37,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:18:37 ImpRootNode [2019-10-22 10:18:37,544 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:18:37,544 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:18:37,544 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:18:37,544 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:18:37,545 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:18:13" (3/4) ... [2019-10-22 10:18:37,547 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-10-22 10:18:37,729 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6dbf46b4-6b69-4594-ada5-5fd00c6f81ab/bin/ukojak/witness.graphml [2019-10-22 10:18:37,729 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:18:37,731 INFO L168 Benchmark]: Toolchain (without parser) took 25817.14 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 630.2 MB). Free memory was 941.8 MB in the beginning and 1.4 GB in the end (delta: -489.2 MB). Peak memory consumption was 141.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:37,731 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 960.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:18:37,732 INFO L168 Benchmark]: CACSL2BoogieTranslator took 474.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 940.4 MB in the beginning and 1.1 GB in the end (delta: -193.2 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:37,732 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:37,732 INFO L168 Benchmark]: Boogie Preprocessor took 42.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:37,733 INFO L168 Benchmark]: RCFGBuilder took 917.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 80.4 MB). Peak memory consumption was 80.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:37,733 INFO L168 Benchmark]: CodeCheck took 24144.94 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 481.8 MB). Free memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: -418.5 MB). Peak memory consumption was 63.3 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:37,733 INFO L168 Benchmark]: Witness Printer took 185.16 ms. Allocated memory is still 1.7 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 35.4 MB). Peak memory consumption was 35.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:37,735 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 7 procedures, 47 locations, 1 error locations. Result: UNSAFE, OverallTime: 23.9s, OverallIterations: 32, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -2096829260 SDtfs, 1816071968 SDslu, 848308680 SDs, 0 SdLazy, 1976536882 SolverSat, -1469801322 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11449 GetRequests, 11015 SyntacticMatches, 44 SemanticMatches, 390 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74102 ImplicationChecksByTransitivity, 19.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 1111 NumberOfCodeBlocks, 1111 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 1029 ConstructedInterpolants, 0 QuantifiedInterpolants, 87210 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 31 InterpolantComputations, 28 PerfectInterpolantSequences, 258/269 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: 900]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L47] int waterLevel = 1; [L48] int methaneLevelCritical = 0; [L310] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L545] int cleanupTimeShifts = 4; [L651] int pumpRunning = 0; [L652] int systemActive = 1; [L905] int methAndRunningLastTime ; [L623] int retValue_acc ; [L624] int tmp ; [L536] int retValue_acc ; [L539] retValue_acc = 1 [L540] return (retValue_acc); [L630] tmp = valid_product() [L632] COND TRUE \read(tmp) [L910] methAndRunningLastTime = 0 [L828] int splverifierCounter ; [L829] int tmp ; [L830] int tmp___0 ; [L831] int tmp___1 ; [L832] int tmp___2 ; [L835] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L837] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L839] COND TRUE splverifierCounter < 4 [L845] tmp = __VERIFIER_nondet_int() [L847] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L849] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L65] COND TRUE waterLevel < 2 [L66] waterLevel = waterLevel + 1 [L849] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L855] tmp___0 = __VERIFIER_nondet_int() [L857] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L859] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L77] COND FALSE !(\read(methaneLevelCritical)) [L80] methaneLevelCritical = 1 [L859] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L865] tmp___2 = __VERIFIER_nondet_int() [L867] COND FALSE !(\read(tmp___2)) [L873] tmp___1 = __VERIFIER_nondet_int() [L875] COND FALSE !(\read(tmp___1)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L884] 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] [L659] 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] [L666] COND TRUE \read(systemActive) [L688] 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] [L691] COND TRUE ! pumpRunning [L785] int retValue_acc ; [L786] int tmp ; [L787] int tmp___0 ; [L127] int retValue_acc ; [L130] COND FALSE !(waterLevel < 2) [L134] retValue_acc = 0 [L135] return (retValue_acc); [L791] tmp = isHighWaterSensorDry() [L793] COND FALSE !(\read(tmp)) [L796] tmp___0 = 1 [L798] retValue_acc = tmp___0 [L799] return (retValue_acc); [L693] tmp = isHighWaterLevel() [L695] COND TRUE \read(tmp) [L716] 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] [L915] int tmp ; [L916] 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] [L920] 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] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); [L920] 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] [L920] tmp = isMethaneLevelCritical() [L922] COND TRUE \read(tmp) [L740] int retValue_acc ; [L743] retValue_acc = pumpRunning [L744] return (retValue_acc); [L924] tmp___0 = isPumpRunning() [L926] 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] [L927] COND FALSE !(\read(methAndRunningLastTime)) [L932] 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] [L884] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L837] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L839] COND TRUE splverifierCounter < 4 [L845] tmp = __VERIFIER_nondet_int() [L847] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L855] tmp___0 = __VERIFIER_nondet_int() [L857] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L865] tmp___2 = __VERIFIER_nondet_int() [L867] COND TRUE \read(tmp___2) [L822] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L884] 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] [L659] COND TRUE \read(pumpRunning) [L53] COND TRUE waterLevel > 0 [L54] 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] [L666] COND TRUE \read(systemActive) [L688] 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] [L691] 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] [L706] 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] [L915] int tmp ; [L916] 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] [L920] 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] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); [L920] 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] [L920] tmp = isMethaneLevelCritical() [L922] COND TRUE \read(tmp) [L740] int retValue_acc ; [L743] retValue_acc = pumpRunning [L744] return (retValue_acc); [L924] tmp___0 = isPumpRunning() [L926] 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] [L927] 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] [L900] __VERIFIER_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 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 960.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 474.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 940.4 MB in the beginning and 1.1 GB in the end (delta: -193.2 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 48.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 917.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 80.4 MB). Peak memory consumption was 80.4 MB. Max. memory is 11.5 GB. * CodeCheck took 24144.94 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 481.8 MB). Free memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: -418.5 MB). Peak memory consumption was 63.3 MB. Max. memory is 11.5 GB. * Witness Printer took 185.16 ms. Allocated memory is still 1.7 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 35.4 MB). Peak memory consumption was 35.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...