./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product22.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_2ed877e3-7091-4357-8adc-51002b21ba9c/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed877e3-7091-4357-8adc-51002b21ba9c/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_2ed877e3-7091-4357-8adc-51002b21ba9c/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed877e3-7091-4357-8adc-51002b21ba9c/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed877e3-7091-4357-8adc-51002b21ba9c/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_2ed877e3-7091-4357-8adc-51002b21ba9c/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 1e4d2a057e25f6959650b499ceac5ee260080b43c52b288c780b8039e90be344 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:28:04,980 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:28:04,983 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:28:05,036 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:28:05,037 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:28:05,042 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:28:05,044 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:28:05,048 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:28:05,051 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:28:05,058 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:28:05,060 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:28:05,062 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:28:05,062 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:28:05,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:28:05,067 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:28:05,076 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:28:05,078 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:28:05,079 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:28:05,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:28:05,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:28:05,094 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:28:05,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:28:05,099 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:28:05,100 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:28:05,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:28:05,105 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:28:05,105 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:28:05,107 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:28:05,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:28:05,110 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:28:05,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:28:05,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:28:05,113 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:28:05,114 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:28:05,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:28:05,116 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:28:05,117 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:28:05,117 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:28:05,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:28:05,118 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:28:05,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:28:05,120 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed877e3-7091-4357-8adc-51002b21ba9c/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:28:05,164 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:28:05,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:28:05,166 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:28:05,166 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:28:05,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:28:05,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:28:05,168 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:28:05,168 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:28:05,174 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:28:05,174 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:28:05,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:28:05,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:28:05,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:28:05,177 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:28:05,177 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:28:05,177 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:28:05,177 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:28:05,178 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:28:05,178 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:28:05,178 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:28:05,178 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:28:05,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:28:05,179 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:28:05,179 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:28:05,179 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:28:05,180 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:28:05,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:28:05,180 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:28:05,180 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_2ed877e3-7091-4357-8adc-51002b21ba9c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed877e3-7091-4357-8adc-51002b21ba9c/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e4d2a057e25f6959650b499ceac5ee260080b43c52b288c780b8039e90be344 [2021-11-23 00:28:05,482 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:28:05,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:28:05,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:28:05,517 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:28:05,518 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:28:05,519 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed877e3-7091-4357-8adc-51002b21ba9c/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c [2021-11-23 00:28:05,590 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed877e3-7091-4357-8adc-51002b21ba9c/bin/ukojak-LBtLqBUTdQ/data/ea1f046f5/5656bf500e314265a4b5bb8f16296249/FLAG42e86e05f [2021-11-23 00:28:06,087 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:28:06,088 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed877e3-7091-4357-8adc-51002b21ba9c/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c [2021-11-23 00:28:06,101 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed877e3-7091-4357-8adc-51002b21ba9c/bin/ukojak-LBtLqBUTdQ/data/ea1f046f5/5656bf500e314265a4b5bb8f16296249/FLAG42e86e05f [2021-11-23 00:28:06,415 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed877e3-7091-4357-8adc-51002b21ba9c/bin/ukojak-LBtLqBUTdQ/data/ea1f046f5/5656bf500e314265a4b5bb8f16296249 [2021-11-23 00:28:06,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:28:06,419 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:28:06,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:28:06,421 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:28:06,424 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:28:06,425 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:28:06" (1/1) ... [2021-11-23 00:28:06,428 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63ce6635 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:06, skipping insertion in model container [2021-11-23 00:28:06,429 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:28:06" (1/1) ... [2021-11-23 00:28:06,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:28:06,500 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:28:06,777 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_2ed877e3-7091-4357-8adc-51002b21ba9c/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c[16136,16149] [2021-11-23 00:28:06,790 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:28:06,799 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:28:06,871 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_2ed877e3-7091-4357-8adc-51002b21ba9c/sv-benchmarks/c/product-lines/minepump_spec2_product22.cil.c[16136,16149] [2021-11-23 00:28:06,879 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:28:06,914 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:28:06,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:06 WrapperNode [2021-11-23 00:28:06,915 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:28:06,916 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:28:06,917 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:28:06,918 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:28:06,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:06" (1/1) ... [2021-11-23 00:28:06,952 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:06" (1/1) ... [2021-11-23 00:28:06,996 INFO L137 Inliner]: procedures = 55, calls = 155, calls flagged for inlining = 21, calls inlined = 18, statements flattened = 242 [2021-11-23 00:28:06,998 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:28:06,999 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:28:06,999 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:28:06,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:28:07,008 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:06" (1/1) ... [2021-11-23 00:28:07,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:06" (1/1) ... [2021-11-23 00:28:07,020 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:06" (1/1) ... [2021-11-23 00:28:07,029 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:06" (1/1) ... [2021-11-23 00:28:07,035 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:06" (1/1) ... [2021-11-23 00:28:07,053 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:06" (1/1) ... [2021-11-23 00:28:07,055 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:06" (1/1) ... [2021-11-23 00:28:07,058 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:28:07,059 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:28:07,059 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:28:07,059 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:28:07,067 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:06" (1/1) ... [2021-11-23 00:28:07,074 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:28:07,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed877e3-7091-4357-8adc-51002b21ba9c/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:28:07,103 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed877e3-7091-4357-8adc-51002b21ba9c/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:28:07,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed877e3-7091-4357-8adc-51002b21ba9c/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:28:07,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:28:07,159 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-11-23 00:28:07,159 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-11-23 00:28:07,160 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-11-23 00:28:07,160 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-11-23 00:28:07,161 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 00:28:07,161 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 00:28:07,161 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 00:28:07,161 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 00:28:07,161 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-23 00:28:07,161 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-23 00:28:07,162 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2021-11-23 00:28:07,162 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2021-11-23 00:28:07,162 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-11-23 00:28:07,162 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-11-23 00:28:07,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:28:07,163 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-23 00:28:07,163 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-23 00:28:07,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:28:07,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:28:07,278 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:28:07,280 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:28:07,640 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:28:07,771 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:28:07,771 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 00:28:07,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:28:07 BoogieIcfgContainer [2021-11-23 00:28:07,783 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:28:07,784 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:28:07,784 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:28:07,795 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:28:07,795 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:28:07" (1/1) ... [2021-11-23 00:28:07,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:28:07,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:07,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 62 states and 82 transitions. [2021-11-23 00:28:07,899 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2021-11-23 00:28:07,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:28:07,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:07,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:08,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:08,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:08,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:08,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 62 states and 80 transitions. [2021-11-23 00:28:08,179 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 80 transitions. [2021-11-23 00:28:08,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:28:08,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:08,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:08,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:08,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:08,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:08,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 64 states and 83 transitions. [2021-11-23 00:28:08,303 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 83 transitions. [2021-11-23 00:28:08,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:28:08,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:08,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:08,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:08,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:08,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:08,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 77 states and 107 transitions. [2021-11-23 00:28:08,652 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 107 transitions. [2021-11-23 00:28:08,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:28:08,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:08,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:08,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:08,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:08,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:08,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 78 states and 108 transitions. [2021-11-23 00:28:08,762 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 108 transitions. [2021-11-23 00:28:08,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:28:08,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:08,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:08,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:08,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:09,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:09,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 94 states and 140 transitions. [2021-11-23 00:28:09,376 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 140 transitions. [2021-11-23 00:28:09,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:28:09,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:09,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:09,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:09,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:10,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:10,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 105 states and 167 transitions. [2021-11-23 00:28:10,544 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 167 transitions. [2021-11-23 00:28:10,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:28:10,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:10,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:10,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:10,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:10,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:10,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 108 states and 173 transitions. [2021-11-23 00:28:10,595 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 173 transitions. [2021-11-23 00:28:10,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:28:10,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:10,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:10,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:10,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:28:11,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:11,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 118 states and 201 transitions. [2021-11-23 00:28:11,378 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 201 transitions. [2021-11-23 00:28:11,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:28:11,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:11,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:11,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:11,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:11,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:11,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 121 states and 207 transitions. [2021-11-23 00:28:11,438 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 207 transitions. [2021-11-23 00:28:11,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:28:11,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:11,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:11,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:11,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:28:11,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:11,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 127 states and 220 transitions. [2021-11-23 00:28:11,753 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 220 transitions. [2021-11-23 00:28:11,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:28:11,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:11,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:11,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:11,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:28:11,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:11,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 128 states and 223 transitions. [2021-11-23 00:28:11,806 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 223 transitions. [2021-11-23 00:28:11,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:28:11,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:11,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:11,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:11,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:28:11,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:11,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 130 states and 226 transitions. [2021-11-23 00:28:11,979 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 226 transitions. [2021-11-23 00:28:11,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:28:11,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:11,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:12,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:12,072 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:28:12,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:12,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 135 states and 240 transitions. [2021-11-23 00:28:12,431 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 240 transitions. [2021-11-23 00:28:12,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:28:12,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:12,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:12,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:12,463 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:28:12,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:12,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 138 states and 246 transitions. [2021-11-23 00:28:12,768 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 246 transitions. [2021-11-23 00:28:12,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:28:12,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:12,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:12,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:12,958 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:28:13,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:13,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 141 states and 254 transitions. [2021-11-23 00:28:13,471 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 254 transitions. [2021-11-23 00:28:13,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:28:13,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:13,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:13,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:13,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:13,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:13,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 142 states and 255 transitions. [2021-11-23 00:28:13,552 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 255 transitions. [2021-11-23 00:28:13,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:28:13,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:13,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:13,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:13,599 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:28:13,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:13,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 145 states and 261 transitions. [2021-11-23 00:28:13,776 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 261 transitions. [2021-11-23 00:28:13,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:28:13,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:13,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:13,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:13,828 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:28:13,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:13,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 147 states and 264 transitions. [2021-11-23 00:28:13,876 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 264 transitions. [2021-11-23 00:28:13,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:13,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:13,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:13,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:14,110 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:28:15,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:15,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 159 states and 293 transitions. [2021-11-23 00:28:15,734 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 293 transitions. [2021-11-23 00:28:15,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:28:15,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:15,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:15,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:15,821 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:28:15,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:15,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 160 states and 294 transitions. [2021-11-23 00:28:15,844 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 294 transitions. [2021-11-23 00:28:15,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:28:15,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:15,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:15,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:15,887 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:28:15,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:15,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 161 states and 295 transitions. [2021-11-23 00:28:15,909 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 295 transitions. [2021-11-23 00:28:15,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:28:15,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:15,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:15,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:16,012 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:28:17,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:17,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 167 states and 313 transitions. [2021-11-23 00:28:17,051 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 313 transitions. [2021-11-23 00:28:17,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:28:17,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:17,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:17,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:17,085 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:28:17,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:17,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 170 states and 318 transitions. [2021-11-23 00:28:17,385 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 318 transitions. [2021-11-23 00:28:17,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:28:17,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:17,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:17,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:17,416 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:28:17,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:17,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 171 states and 319 transitions. [2021-11-23 00:28:17,534 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 319 transitions. [2021-11-23 00:28:17,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:28:17,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:17,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:17,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:17,572 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:28:17,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:17,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 172 states and 320 transitions. [2021-11-23 00:28:17,594 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 320 transitions. [2021-11-23 00:28:17,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:28:17,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:17,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:17,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:17,872 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:28:19,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:19,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 183 states and 349 transitions. [2021-11-23 00:28:19,871 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 349 transitions. [2021-11-23 00:28:19,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:28:19,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:19,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:19,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:19,901 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:28:19,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:19,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 184 states and 350 transitions. [2021-11-23 00:28:19,922 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 350 transitions. [2021-11-23 00:28:19,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:28:19,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:19,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:19,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:19,981 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:28:20,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:20,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 185 states and 351 transitions. [2021-11-23 00:28:20,008 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 351 transitions. [2021-11-23 00:28:20,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:28:20,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:20,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:20,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:20,071 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:28:20,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:20,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 186 states and 356 transitions. [2021-11-23 00:28:20,343 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 356 transitions. [2021-11-23 00:28:20,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:28:20,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:20,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:20,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:20,409 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:28:23,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:23,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 206 states and 419 transitions. [2021-11-23 00:28:23,188 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 419 transitions. [2021-11-23 00:28:23,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:28:23,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:23,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:23,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:23,224 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:28:23,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:23,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 207 states and 422 transitions. [2021-11-23 00:28:23,275 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 422 transitions. [2021-11-23 00:28:23,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:28:23,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:23,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:23,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:23,406 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:28:25,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:25,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 217 states and 453 transitions. [2021-11-23 00:28:25,250 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 453 transitions. [2021-11-23 00:28:25,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:28:25,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:25,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:25,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:25,293 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:28:25,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:25,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 224 states and 477 transitions. [2021-11-23 00:28:25,837 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 477 transitions. [2021-11-23 00:28:25,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:28:25,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:25,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:25,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:25,870 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:28:25,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:25,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 222 states and 465 transitions. [2021-11-23 00:28:25,895 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 465 transitions. [2021-11-23 00:28:25,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:28:25,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:25,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:25,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:25,929 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:28:26,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:26,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 223 states and 466 transitions. [2021-11-23 00:28:26,267 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 466 transitions. [2021-11-23 00:28:26,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:28:26,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:26,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:26,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:26,301 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:28:26,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:26,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 224 states and 464 transitions. [2021-11-23 00:28:26,619 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 464 transitions. [2021-11-23 00:28:26,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:28:26,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:26,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:26,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:26,803 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 18 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:28:27,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:27,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 224 states and 460 transitions. [2021-11-23 00:28:27,722 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 460 transitions. [2021-11-23 00:28:27,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:28:27,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:27,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:27,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:27,755 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:28:28,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:28,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 231 states and 472 transitions. [2021-11-23 00:28:28,918 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 472 transitions. [2021-11-23 00:28:28,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:28:28,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:28,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:28,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:28,969 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 9 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:28:30,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:30,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 239 states and 488 transitions. [2021-11-23 00:28:30,538 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 488 transitions. [2021-11-23 00:28:30,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:28:30,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:30,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:30,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:30,577 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:28:30,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:30,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 241 states and 492 transitions. [2021-11-23 00:28:30,931 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 492 transitions. [2021-11-23 00:28:30,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:28:30,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:30,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:30,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:30,965 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:28:30,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:30,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 242 states and 493 transitions. [2021-11-23 00:28:30,990 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 493 transitions. [2021-11-23 00:28:30,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:28:30,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:30,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:31,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:31,056 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 18 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:28:31,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:31,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 247 states and 507 transitions. [2021-11-23 00:28:31,783 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 507 transitions. [2021-11-23 00:28:31,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:28:31,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:31,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:31,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:31,832 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 17 proven. 18 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:28:32,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:32,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 250 states and 516 transitions. [2021-11-23 00:28:32,202 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 516 transitions. [2021-11-23 00:28:32,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:28:32,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:32,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:32,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:32,253 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 19 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:28:32,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:32,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 251 states and 516 transitions. [2021-11-23 00:28:32,545 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 516 transitions. [2021-11-23 00:28:32,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:28:32,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:32,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:32,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:32,584 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 18 proven. 10 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:28:33,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:33,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 254 states and 524 transitions. [2021-11-23 00:28:33,248 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 524 transitions. [2021-11-23 00:28:33,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:28:33,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:33,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:33,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:33,299 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 28 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:28:33,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:33,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 256 states and 529 transitions. [2021-11-23 00:28:33,828 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 529 transitions. [2021-11-23 00:28:33,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:28:33,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:33,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:33,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:33,856 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:28:33,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:33,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 259 states and 534 transitions. [2021-11-23 00:28:33,881 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 534 transitions. [2021-11-23 00:28:33,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:28:33,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:33,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:33,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:33,908 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:28:34,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:34,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 260 states and 535 transitions. [2021-11-23 00:28:34,014 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 535 transitions. [2021-11-23 00:28:34,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:28:34,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:34,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:34,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:34,046 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:28:34,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:34,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 261 states and 536 transitions. [2021-11-23 00:28:34,071 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 536 transitions. [2021-11-23 00:28:34,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 00:28:34,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:34,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:34,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:34,106 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-23 00:28:34,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:34,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 263 states and 540 transitions. [2021-11-23 00:28:34,304 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 540 transitions. [2021-11-23 00:28:34,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:28:34,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:34,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:34,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:34,342 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 35 proven. 19 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:34,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:34,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 264 states and 541 transitions. [2021-11-23 00:28:34,685 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 541 transitions. [2021-11-23 00:28:34,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:28:34,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:34,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:34,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:34,739 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 35 proven. 13 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:28:35,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:35,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 265 states and 538 transitions. [2021-11-23 00:28:35,139 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 538 transitions. [2021-11-23 00:28:35,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 00:28:35,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:35,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:35,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:35,182 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 00:28:36,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:36,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 267 states and 542 transitions. [2021-11-23 00:28:36,042 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 542 transitions. [2021-11-23 00:28:36,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 00:28:36,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:36,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:36,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:36,090 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 50 proven. 34 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:28:36,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:36,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 269 states and 547 transitions. [2021-11-23 00:28:36,466 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 547 transitions. [2021-11-23 00:28:36,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:28:36,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:36,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:36,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:36,519 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 56 proven. 38 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:28:37,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:37,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 276 states and 559 transitions. [2021-11-23 00:28:37,319 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 559 transitions. [2021-11-23 00:28:37,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:28:37,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:37,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:37,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:37,377 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 56 proven. 38 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:28:37,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:37,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 119 states and 155 transitions. [2021-11-23 00:28:37,412 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 155 transitions. [2021-11-23 00:28:37,414 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 00:28:37,414 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 57 iterations. [2021-11-23 00:28:37,428 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 00:28:37,970 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:28:37,973 INFO L560 CodeCheckObserver]: Invariant with dag size 14 [2021-11-23 00:28:37,976 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:28:37,977 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:28:37,977 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:28:37,977 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:28:37,977 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2021-11-23 00:28:37,977 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2021-11-23 00:28:37,978 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:28:37,978 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:28:37,978 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2021-11-23 00:28:37,979 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:28:37,979 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:28:37,979 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:28:37,979 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2021-11-23 00:28:37,980 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:28:37,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:28:37 ImpRootNode [2021-11-23 00:28:37,980 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 00:28:37,981 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 00:28:37,981 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 00:28:37,981 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 00:28:37,982 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:28:07" (3/4) ... [2021-11-23 00:28:37,985 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 00:28:37,990 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2021-11-23 00:28:37,990 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-11-23 00:28:37,990 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-11-23 00:28:37,991 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-11-23 00:28:37,991 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-11-23 00:28:37,991 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-11-23 00:28:37,991 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-11-23 00:28:37,991 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2021-11-23 00:28:38,007 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 76 nodes and edges [2021-11-23 00:28:38,009 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-11-23 00:28:38,009 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-23 00:28:38,010 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 00:28:38,010 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 00:28:38,011 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 00:28:38,011 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 00:28:38,048 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || (!(methaneLevelCritical == 0) && !(methAndRunningLastTime == 0)) [2021-11-23 00:28:38,050 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2021-11-23 00:28:38,052 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(\old(pumpRunning) == 0) || methAndRunningLastTime == 0) || !(pumpRunning == \old(pumpRunning))) || methaneLevelCritical == 0) || !(methaneLevelCritical == systemActive) [2021-11-23 00:28:38,111 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed877e3-7091-4357-8adc-51002b21ba9c/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 00:28:38,111 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 00:28:38,113 INFO L158 Benchmark]: Toolchain (without parser) took 31693.19ms. Allocated memory was 109.1MB in the beginning and 352.3MB in the end (delta: 243.3MB). Free memory was 75.8MB in the beginning and 226.2MB in the end (delta: -150.4MB). Peak memory consumption was 93.9MB. Max. memory is 16.1GB. [2021-11-23 00:28:38,113 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 109.1MB. Free memory is still 62.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:28:38,113 INFO L158 Benchmark]: CACSL2BoogieTranslator took 495.21ms. Allocated memory is still 109.1MB. Free memory was 75.6MB in the beginning and 75.7MB in the end (delta: -99.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 00:28:38,114 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.46ms. Allocated memory is still 109.1MB. Free memory was 75.7MB in the beginning and 73.3MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:28:38,114 INFO L158 Benchmark]: Boogie Preprocessor took 59.36ms. Allocated memory is still 109.1MB. Free memory was 73.3MB in the beginning and 71.6MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 00:28:38,114 INFO L158 Benchmark]: RCFGBuilder took 724.57ms. Allocated memory was 109.1MB in the beginning and 136.3MB in the end (delta: 27.3MB). Free memory was 71.6MB in the beginning and 110.2MB in the end (delta: -38.6MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2021-11-23 00:28:38,115 INFO L158 Benchmark]: CodeCheck took 30196.40ms. Allocated memory was 136.3MB in the beginning and 352.3MB in the end (delta: 216.0MB). Free memory was 110.2MB in the beginning and 232.6MB in the end (delta: -122.4MB). Peak memory consumption was 93.3MB. Max. memory is 16.1GB. [2021-11-23 00:28:38,115 INFO L158 Benchmark]: Witness Printer took 130.52ms. Allocated memory is still 352.3MB. Free memory was 232.6MB in the beginning and 226.2MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 00:28:38,119 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, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 29.6s, 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, 25543 SdHoareTripleChecker+Valid, 60.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 12532 mSDsluCounter, 29375 SdHoareTripleChecker+Invalid, 51.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 24035 mSDsCounter, 12500 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 40566 IncrementalHoareTripleChecker+Invalid, 53066 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12500 mSolverCounterUnsat, 8236 mSDtfsCounter, 40566 mSolverCounterSat, 1.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 33700 GetRequests, 33175 SyntacticMatches, 75 SemanticMatches, 450 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97658 ImplicationChecksByTransitivity, 23.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 3072 NumberOfCodeBlocks, 3072 NumberOfCodeBlocksAsserted, 56 NumberOfCheckSat, 3016 ConstructedInterpolants, 0 QuantifiedInterpolants, 6517 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 56 InterpolantComputations, 30 PerfectInterpolantSequences, 1340/1626 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: 788]: 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: 727]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 534]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || (!(methaneLevelCritical == 0) && !(methAndRunningLastTime == 0)) - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 717]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 592]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: (((!(\old(pumpRunning) == 0) || methAndRunningLastTime == 0) || !(pumpRunning == \old(pumpRunning))) || methaneLevelCritical == 0) || !(methaneLevelCritical == systemActive) - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 638]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 810]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || (!(tmp == 0) && !(methAndRunningLastTime == 0)) - InvariantResult [Line: 788]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 109.1MB. Free memory is still 62.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 495.21ms. Allocated memory is still 109.1MB. Free memory was 75.6MB in the beginning and 75.7MB in the end (delta: -99.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.46ms. Allocated memory is still 109.1MB. Free memory was 75.7MB in the beginning and 73.3MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 59.36ms. Allocated memory is still 109.1MB. Free memory was 73.3MB in the beginning and 71.6MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 724.57ms. Allocated memory was 109.1MB in the beginning and 136.3MB in the end (delta: 27.3MB). Free memory was 71.6MB in the beginning and 110.2MB in the end (delta: -38.6MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. * CodeCheck took 30196.40ms. Allocated memory was 136.3MB in the beginning and 352.3MB in the end (delta: 216.0MB). Free memory was 110.2MB in the beginning and 232.6MB in the end (delta: -122.4MB). Peak memory consumption was 93.3MB. Max. memory is 16.1GB. * Witness Printer took 130.52ms. Allocated memory is still 352.3MB. Free memory was 232.6MB in the beginning and 226.2MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 00:28:38,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ed877e3-7091-4357-8adc-51002b21ba9c/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