./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a743fa87-79dd-407b-9046-b7171553d215/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a743fa87-79dd-407b-9046-b7171553d215/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a743fa87-79dd-407b-9046-b7171553d215/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a743fa87-79dd-407b-9046-b7171553d215/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a743fa87-79dd-407b-9046-b7171553d215/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a743fa87-79dd-407b-9046-b7171553d215/bin/ukojak-LBtLqBUTdQ --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 4ef00a1384831ff7ef4c918e957ad9d5bbb60c08f91b05efbf00076fbc049000 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:10:15,618 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:10:15,620 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:10:15,657 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:10:15,658 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:10:15,660 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:10:15,662 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:10:15,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:10:15,667 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:10:15,669 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:10:15,670 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:10:15,672 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:10:15,673 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:10:15,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:10:15,676 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:10:15,678 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:10:15,680 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:10:15,681 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:10:15,684 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:10:15,687 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:10:15,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:10:15,691 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:10:15,705 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:10:15,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:10:15,712 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:10:15,724 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:10:15,725 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:10:15,726 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:10:15,727 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:10:15,728 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:10:15,729 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:10:15,730 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:10:15,731 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:10:15,732 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:10:15,734 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:10:15,735 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:10:15,736 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:10:15,736 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:10:15,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:10:15,738 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:10:15,739 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:10:15,740 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a743fa87-79dd-407b-9046-b7171553d215/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:10:15,771 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:10:15,771 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:10:15,772 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:10:15,773 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:10:15,774 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:10:15,774 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:10:15,775 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:10:15,775 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:10:15,775 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:10:15,781 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:10:15,782 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:10:15,782 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:10:15,782 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:10:15,783 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:10:15,783 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:10:15,783 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:10:15,784 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:10:15,784 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:10:15,784 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:10:15,784 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:10:15,785 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:10:15,785 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:10:15,785 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:10:15,786 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:10:15,786 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:10:15,786 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:10:15,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:10:15,787 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:10:15,787 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_worker_vcloud-master_on_vcloud-master/run_dir_a743fa87-79dd-407b-9046-b7171553d215/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a743fa87-79dd-407b-9046-b7171553d215/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ef00a1384831ff7ef4c918e957ad9d5bbb60c08f91b05efbf00076fbc049000 [2021-11-22 23:10:16,103 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:10:16,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:10:16,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:10:16,134 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:10:16,136 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:10:16,137 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a743fa87-79dd-407b-9046-b7171553d215/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c [2021-11-22 23:10:16,223 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a743fa87-79dd-407b-9046-b7171553d215/bin/ukojak-LBtLqBUTdQ/data/98035d416/9a9c71d6dfb24e21909d642a00b1f2bf/FLAG9b42ccc3a [2021-11-22 23:10:16,819 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:10:16,820 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a743fa87-79dd-407b-9046-b7171553d215/sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c [2021-11-22 23:10:16,833 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a743fa87-79dd-407b-9046-b7171553d215/bin/ukojak-LBtLqBUTdQ/data/98035d416/9a9c71d6dfb24e21909d642a00b1f2bf/FLAG9b42ccc3a [2021-11-22 23:10:17,113 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a743fa87-79dd-407b-9046-b7171553d215/bin/ukojak-LBtLqBUTdQ/data/98035d416/9a9c71d6dfb24e21909d642a00b1f2bf [2021-11-22 23:10:17,116 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:10:17,117 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:10:17,119 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:10:17,119 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:10:17,123 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:10:17,124 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:10:17" (1/1) ... [2021-11-22 23:10:17,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38882fe1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:17, skipping insertion in model container [2021-11-22 23:10:17,126 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:10:17" (1/1) ... [2021-11-22 23:10:17,135 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:10:17,187 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:10:17,566 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a743fa87-79dd-407b-9046-b7171553d215/sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c[17451,17464] [2021-11-22 23:10:17,578 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:10:17,590 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:10:17,730 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a743fa87-79dd-407b-9046-b7171553d215/sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c[17451,17464] [2021-11-22 23:10:17,742 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:10:17,764 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:10:17,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:17 WrapperNode [2021-11-22 23:10:17,765 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:10:17,766 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:10:17,767 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:10:17,767 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:10:17,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:17" (1/1) ... [2021-11-22 23:10:17,810 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:17" (1/1) ... [2021-11-22 23:10:17,894 INFO L137 Inliner]: procedures = 56, calls = 157, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 247 [2021-11-22 23:10:17,895 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:10:17,896 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:10:17,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:10:17,896 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:10:17,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:17" (1/1) ... [2021-11-22 23:10:17,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:17" (1/1) ... [2021-11-22 23:10:17,933 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:17" (1/1) ... [2021-11-22 23:10:17,933 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:17" (1/1) ... [2021-11-22 23:10:17,941 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:17" (1/1) ... [2021-11-22 23:10:17,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:17" (1/1) ... [2021-11-22 23:10:17,971 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:17" (1/1) ... [2021-11-22 23:10:17,974 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:10:17,977 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:10:17,978 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:10:17,978 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:10:17,980 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:10:17" (1/1) ... [2021-11-22 23:10:17,992 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:10:18,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a743fa87-79dd-407b-9046-b7171553d215/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:10:18,031 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a743fa87-79dd-407b-9046-b7171553d215/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:10:18,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a743fa87-79dd-407b-9046-b7171553d215/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:10:18,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:10:18,092 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-11-22 23:10:18,093 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-11-22 23:10:18,095 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-22 23:10:18,096 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-22 23:10:18,096 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-11-22 23:10:18,096 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-11-22 23:10:18,096 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-22 23:10:18,096 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-22 23:10:18,097 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-22 23:10:18,097 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-22 23:10:18,097 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2021-11-22 23:10:18,097 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2021-11-22 23:10:18,097 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-11-22 23:10:18,097 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-11-22 23:10:18,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:10:18,100 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-22 23:10:18,100 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-22 23:10:18,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:10:18,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:10:18,231 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:10:18,233 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:10:18,655 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:10:18,775 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:10:18,775 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-22 23:10:18,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:10:18 BoogieIcfgContainer [2021-11-22 23:10:18,779 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:10:18,780 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:10:18,780 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:10:18,793 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:10:18,794 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:10:18" (1/1) ... [2021-11-22 23:10:18,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:10:18,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:18,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 67 states and 91 transitions. [2021-11-22 23:10:18,878 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 91 transitions. [2021-11-22 23:10:18,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:10:18,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:18,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:19,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:19,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:19,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:19,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 67 states and 89 transitions. [2021-11-22 23:10:19,161 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 89 transitions. [2021-11-22 23:10:19,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-22 23:10:19,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:19,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:19,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:19,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:19,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:19,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 69 states and 92 transitions. [2021-11-22 23:10:19,283 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 92 transitions. [2021-11-22 23:10:19,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-22 23:10:19,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:19,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:19,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:19,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:19,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:19,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 72 states and 98 transitions. [2021-11-22 23:10:19,451 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 98 transitions. [2021-11-22 23:10:19,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:10:19,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:19,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:19,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:19,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:19,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:19,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 80 states and 112 transitions. [2021-11-22 23:10:19,784 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 112 transitions. [2021-11-22 23:10:19,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-22 23:10:19,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:19,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:19,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:19,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:19,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:19,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 81 states and 113 transitions. [2021-11-22 23:10:19,864 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 113 transitions. [2021-11-22 23:10:19,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-22 23:10:19,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:19,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:19,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:19,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:19,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:19,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 82 states and 114 transitions. [2021-11-22 23:10:19,996 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 114 transitions. [2021-11-22 23:10:20,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-22 23:10:20,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:20,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:20,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:20,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:20,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:20,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 99 states and 148 transitions. [2021-11-22 23:10:20,837 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 148 transitions. [2021-11-22 23:10:20,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 23:10:20,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:20,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:20,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:20,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:20,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:20,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 100 states and 149 transitions. [2021-11-22 23:10:20,903 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 149 transitions. [2021-11-22 23:10:20,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 23:10:20,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:20,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:20,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:20,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:22,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:22,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 120 states and 190 transitions. [2021-11-22 23:10:22,144 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 190 transitions. [2021-11-22 23:10:22,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 23:10:22,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:22,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:22,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:22,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:23,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:23,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 129 states and 209 transitions. [2021-11-22 23:10:23,054 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 209 transitions. [2021-11-22 23:10:23,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:10:23,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:23,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:23,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:23,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:23,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:23,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 130 states and 212 transitions. [2021-11-22 23:10:23,123 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 212 transitions. [2021-11-22 23:10:23,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:10:23,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:23,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:23,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:23,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:23,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:23,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 131 states and 213 transitions. [2021-11-22 23:10:23,288 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 213 transitions. [2021-11-22 23:10:23,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:10:23,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:23,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:23,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:23,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:23,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:23,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 132 states and 216 transitions. [2021-11-22 23:10:23,490 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 216 transitions. [2021-11-22 23:10:23,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:10:23,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:23,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:23,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:23,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:23,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:23,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 136 states and 223 transitions. [2021-11-22 23:10:23,860 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 223 transitions. [2021-11-22 23:10:23,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:10:23,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:23,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:23,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:23,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:23,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:23,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 142 states and 236 transitions. [2021-11-22 23:10:23,975 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 236 transitions. [2021-11-22 23:10:23,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:10:23,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:23,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:24,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:24,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:10:24,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:24,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 148 states and 250 transitions. [2021-11-22 23:10:24,094 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 250 transitions. [2021-11-22 23:10:24,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:10:24,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:24,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:24,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:24,127 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:24,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:24,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 152 states and 258 transitions. [2021-11-22 23:10:24,170 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 258 transitions. [2021-11-22 23:10:24,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:10:24,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:24,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:24,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:24,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:24,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:24,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 156 states and 268 transitions. [2021-11-22 23:10:24,255 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 268 transitions. [2021-11-22 23:10:24,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-22 23:10:24,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:24,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:24,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:24,323 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:25,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:25,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 165 states and 288 transitions. [2021-11-22 23:10:25,063 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 288 transitions. [2021-11-22 23:10:25,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-22 23:10:25,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:25,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:25,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:25,105 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:25,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:25,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 166 states and 289 transitions. [2021-11-22 23:10:25,125 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 289 transitions. [2021-11-22 23:10:25,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-22 23:10:25,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:25,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:25,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:25,437 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:10:26,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:26,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 169 states and 297 transitions. [2021-11-22 23:10:26,166 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 297 transitions. [2021-11-22 23:10:26,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-22 23:10:26,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:26,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:26,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:26,195 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:26,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:26,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 176 states and 312 transitions. [2021-11-22 23:10:26,949 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 312 transitions. [2021-11-22 23:10:26,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:10:26,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:26,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:26,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:26,978 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:27,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:27,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 177 states and 314 transitions. [2021-11-22 23:10:27,008 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 314 transitions. [2021-11-22 23:10:27,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-22 23:10:27,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:27,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:27,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:27,038 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:27,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:27,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 178 states and 316 transitions. [2021-11-22 23:10:27,065 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 316 transitions. [2021-11-22 23:10:27,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-22 23:10:27,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:27,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:27,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:27,098 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:10:27,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:27,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 186 states and 328 transitions. [2021-11-22 23:10:27,240 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 328 transitions. [2021-11-22 23:10:27,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:10:27,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:27,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:27,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:27,276 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:10:27,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:27,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 187 states and 329 transitions. [2021-11-22 23:10:27,296 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 329 transitions. [2021-11-22 23:10:27,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:10:27,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:27,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:27,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:27,328 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:28,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:28,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 196 states and 346 transitions. [2021-11-22 23:10:28,085 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 346 transitions. [2021-11-22 23:10:28,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:10:28,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:28,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:28,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:28,115 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:28,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:28,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 203 states and 364 transitions. [2021-11-22 23:10:28,258 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 364 transitions. [2021-11-22 23:10:28,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-22 23:10:28,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:28,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:28,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:28,487 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:30,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:30,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 213 states and 384 transitions. [2021-11-22 23:10:30,395 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 384 transitions. [2021-11-22 23:10:30,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-22 23:10:30,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:30,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:30,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:30,423 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:30,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:30,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 214 states and 385 transitions. [2021-11-22 23:10:30,442 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 385 transitions. [2021-11-22 23:10:30,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-22 23:10:30,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:30,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:30,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:30,470 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-22 23:10:32,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:32,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 230 states and 419 transitions. [2021-11-22 23:10:32,480 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 419 transitions. [2021-11-22 23:10:32,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-22 23:10:32,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:32,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:32,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:32,507 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:32,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:32,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 231 states and 420 transitions. [2021-11-22 23:10:32,526 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 420 transitions. [2021-11-22 23:10:32,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:10:32,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:32,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:32,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:32,553 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-22 23:10:32,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:32,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 232 states and 421 transitions. [2021-11-22 23:10:32,572 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 421 transitions. [2021-11-22 23:10:32,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:10:32,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:32,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:32,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:32,598 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-22 23:10:32,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:32,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 233 states and 424 transitions. [2021-11-22 23:10:32,876 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 424 transitions. [2021-11-22 23:10:32,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:10:32,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:32,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:32,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:32,910 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-22 23:10:33,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:33,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 236 states and 428 transitions. [2021-11-22 23:10:33,154 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 428 transitions. [2021-11-22 23:10:33,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:10:33,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:33,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:33,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:33,211 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-22 23:10:33,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:33,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 244 states and 451 transitions. [2021-11-22 23:10:33,561 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 451 transitions. [2021-11-22 23:10:33,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-22 23:10:33,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:33,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:33,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:33,592 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:33,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:33,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 249 states and 458 transitions. [2021-11-22 23:10:33,836 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 458 transitions. [2021-11-22 23:10:33,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:10:33,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:33,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:33,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:33,864 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-22 23:10:33,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:33,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 250 states and 459 transitions. [2021-11-22 23:10:33,886 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 459 transitions. [2021-11-22 23:10:33,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:33,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:33,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:33,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:33,912 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:10:34,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:34,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 256 states and 470 transitions. [2021-11-22 23:10:34,219 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 470 transitions. [2021-11-22 23:10:34,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:10:34,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:34,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:34,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:34,254 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:10:34,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:34,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 259 states and 482 transitions. [2021-11-22 23:10:34,805 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 482 transitions. [2021-11-22 23:10:34,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-22 23:10:34,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:34,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:34,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:34,859 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:35,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:35,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 260 states and 485 transitions. [2021-11-22 23:10:35,344 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 485 transitions. [2021-11-22 23:10:35,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:10:35,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:35,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:35,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:35,373 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:35,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:35,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 261 states and 486 transitions. [2021-11-22 23:10:35,415 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 486 transitions. [2021-11-22 23:10:35,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:10:35,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:35,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:35,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:35,465 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:10:35,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:35,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 266 states and 496 transitions. [2021-11-22 23:10:35,631 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 496 transitions. [2021-11-22 23:10:35,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-22 23:10:35,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:35,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:35,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:35,668 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:37,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:37,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 275 states and 521 transitions. [2021-11-22 23:10:37,224 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 521 transitions. [2021-11-22 23:10:37,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:10:37,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:37,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:37,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:37,256 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:38,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:38,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 280 states and 530 transitions. [2021-11-22 23:10:38,178 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 530 transitions. [2021-11-22 23:10:38,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-22 23:10:38,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:38,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:38,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:38,220 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:10:38,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:38,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 278 states and 514 transitions. [2021-11-22 23:10:38,244 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 514 transitions. [2021-11-22 23:10:38,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:10:38,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:38,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:38,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:38,284 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:10:38,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:38,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 279 states and 515 transitions. [2021-11-22 23:10:38,313 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 515 transitions. [2021-11-22 23:10:38,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:10:38,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:38,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:38,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:38,363 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:10:38,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:38,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 281 states and 520 transitions. [2021-11-22 23:10:38,877 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 520 transitions. [2021-11-22 23:10:38,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:10:38,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:38,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:38,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:38,915 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:10:38,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:38,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 282 states and 521 transitions. [2021-11-22 23:10:38,939 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 521 transitions. [2021-11-22 23:10:38,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:10:38,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:38,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:38,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:38,970 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:10:39,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:39,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 283 states and 524 transitions. [2021-11-22 23:10:39,367 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 524 transitions. [2021-11-22 23:10:39,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-22 23:10:39,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:39,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:39,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:39,415 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:10:39,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:39,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 286 states and 527 transitions. [2021-11-22 23:10:39,602 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 527 transitions. [2021-11-22 23:10:39,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:10:39,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:39,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:39,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:39,640 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-22 23:10:39,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:39,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 289 states and 531 transitions. [2021-11-22 23:10:39,662 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 531 transitions. [2021-11-22 23:10:39,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:10:39,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:39,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:39,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:39,691 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-22 23:10:39,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:39,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 290 states and 532 transitions. [2021-11-22 23:10:39,715 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 532 transitions. [2021-11-22 23:10:39,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-22 23:10:39,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:39,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:39,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:39,747 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:10:39,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:39,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 293 states and 537 transitions. [2021-11-22 23:10:39,771 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 537 transitions. [2021-11-22 23:10:39,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:10:39,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:39,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:39,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:39,831 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:10:39,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:39,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 294 states and 538 transitions. [2021-11-22 23:10:39,862 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 538 transitions. [2021-11-22 23:10:39,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:10:39,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:10:39,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:10:39,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:10:39,890 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:10:39,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:10:39,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 116 states and 152 transitions. [2021-11-22 23:10:39,915 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 152 transitions. [2021-11-22 23:10:39,915 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-22 23:10:39,916 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 57 iterations. [2021-11-22 23:10:39,929 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-22 23:10:40,231 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2021-11-22 23:10:40,238 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:10:40,238 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:10:40,238 INFO L560 CodeCheckObserver]: Invariant with dag size 18 [2021-11-22 23:10:40,239 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:10:40,240 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:10:40,240 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:10:40,240 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:10:40,240 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:10:40,240 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2021-11-22 23:10:40,241 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2021-11-22 23:10:40,241 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:10:40,242 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:10:40,242 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:10:40,242 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:10:40,242 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:10:40,243 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:10:40,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 11:10:40 ImpRootNode [2021-11-22 23:10:40,244 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-22 23:10:40,244 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 23:10:40,244 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 23:10:40,245 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 23:10:40,245 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:10:18" (3/4) ... [2021-11-22 23:10:40,248 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-22 23:10:40,257 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2021-11-22 23:10:40,258 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-11-22 23:10:40,258 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-11-22 23:10:40,258 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-11-22 23:10:40,258 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-11-22 23:10:40,258 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-11-22 23:10:40,259 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-11-22 23:10:40,259 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2021-11-22 23:10:40,276 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 72 nodes and edges [2021-11-22 23:10:40,278 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-11-22 23:10:40,278 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-22 23:10:40,279 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-22 23:10:40,280 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-22 23:10:40,280 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 23:10:40,281 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 23:10:40,311 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || (!(pumpRunning == 0) && !(0 == systemActive))) || (!(methaneLevelCritical == 0) && !(methAndRunningLastTime == 0)) [2021-11-22 23:10:40,314 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2021-11-22 23:10:40,363 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a743fa87-79dd-407b-9046-b7171553d215/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-22 23:10:40,363 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 23:10:40,364 INFO L158 Benchmark]: Toolchain (without parser) took 23246.67ms. Allocated memory was 136.3MB in the beginning and 220.2MB in the end (delta: 83.9MB). Free memory was 94.7MB in the beginning and 131.0MB in the end (delta: -36.3MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. [2021-11-22 23:10:40,364 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 136.3MB. Free memory is still 111.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:10:40,365 INFO L158 Benchmark]: CACSL2BoogieTranslator took 646.31ms. Allocated memory is still 136.3MB. Free memory was 94.6MB in the beginning and 101.5MB in the end (delta: -7.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-22 23:10:40,365 INFO L158 Benchmark]: Boogie Procedure Inliner took 128.53ms. Allocated memory is still 136.3MB. Free memory was 101.5MB in the beginning and 98.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:10:40,366 INFO L158 Benchmark]: Boogie Preprocessor took 80.68ms. Allocated memory is still 136.3MB. Free memory was 98.7MB in the beginning and 97.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:10:40,366 INFO L158 Benchmark]: RCFGBuilder took 801.73ms. Allocated memory is still 136.3MB. Free memory was 97.4MB in the beginning and 77.0MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-22 23:10:40,367 INFO L158 Benchmark]: CodeCheck took 21463.60ms. Allocated memory was 136.3MB in the beginning and 220.2MB in the end (delta: 83.9MB). Free memory was 77.0MB in the beginning and 137.3MB in the end (delta: -60.3MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2021-11-22 23:10:40,367 INFO L158 Benchmark]: Witness Printer took 119.13ms. Allocated memory is still 220.2MB. Free memory was 137.3MB in the beginning and 131.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 23:10:40,369 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 9 procedures, 67 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 21.1s, OverallIterations: 57, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 26441 SdHoareTripleChecker+Valid, 54.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14376 mSDsluCounter, 31191 SdHoareTripleChecker+Invalid, 45.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 25014 mSDsCounter, 10292 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 33882 IncrementalHoareTripleChecker+Invalid, 44174 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10292 mSolverCounterUnsat, 7705 mSDtfsCounter, 33882 mSolverCounterSat, 1.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26898 GetRequests, 26556 SyntacticMatches, 2 SemanticMatches, 340 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52790 ImplicationChecksByTransitivity, 15.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 2552 NumberOfCodeBlocks, 2552 NumberOfCodeBlocksAsserted, 56 NumberOfCheckSat, 2496 ConstructedInterpolants, 0 QuantifiedInterpolants, 4920 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 56 InterpolantComputations, 55 PerfectInterpolantSequences, 840/841 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 881]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == systemActive - InvariantResult [Line: 276]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || (!(pumpRunning == 0) && !(0 == systemActive))) || (!(methaneLevelCritical == 0) && !(methAndRunningLastTime == 0)) - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 881]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || !(tmp == 0) - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 847]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 136.3MB. Free memory is still 111.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 646.31ms. Allocated memory is still 136.3MB. Free memory was 94.6MB in the beginning and 101.5MB in the end (delta: -7.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 128.53ms. Allocated memory is still 136.3MB. Free memory was 101.5MB in the beginning and 98.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.68ms. Allocated memory is still 136.3MB. Free memory was 98.7MB in the beginning and 97.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 801.73ms. Allocated memory is still 136.3MB. Free memory was 97.4MB in the beginning and 77.0MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 21463.60ms. Allocated memory was 136.3MB in the beginning and 220.2MB in the end (delta: 83.9MB). Free memory was 77.0MB in the beginning and 137.3MB in the end (delta: -60.3MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * Witness Printer took 119.13ms. Allocated memory is still 220.2MB. Free memory was 137.3MB in the beginning and 131.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-22 23:10:40,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a743fa87-79dd-407b-9046-b7171553d215/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE