./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product23.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_0bcc0e56-4cfc-4543-938a-2f94952410f6/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcc0e56-4cfc-4543-938a-2f94952410f6/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_0bcc0e56-4cfc-4543-938a-2f94952410f6/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcc0e56-4cfc-4543-938a-2f94952410f6/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcc0e56-4cfc-4543-938a-2f94952410f6/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_0bcc0e56-4cfc-4543-938a-2f94952410f6/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 0858956fa78fab41d54951630cb21e24f98b592c89580084f0bb3139b8ef83d9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:47:10,778 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:47:10,780 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:47:10,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:47:10,835 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:47:10,840 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:47:10,842 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:47:10,847 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:47:10,850 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:47:10,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:47:10,859 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:47:10,860 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:47:10,861 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:47:10,862 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:47:10,864 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:47:10,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:47:10,866 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:47:10,868 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:47:10,874 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:47:10,885 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:47:10,887 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:47:10,890 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:47:10,893 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:47:10,901 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:47:10,905 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:47:10,906 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:47:10,906 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:47:10,908 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:47:10,909 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:47:10,910 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:47:10,912 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:47:10,913 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:47:10,914 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:47:10,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:47:10,916 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:47:10,917 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:47:10,917 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:47:10,917 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:47:10,918 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:47:10,919 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:47:10,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:47:10,920 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcc0e56-4cfc-4543-938a-2f94952410f6/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:47:10,946 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:47:10,946 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:47:10,947 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:47:10,948 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:47:10,948 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:47:10,948 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:47:10,949 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:47:10,949 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:47:10,949 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:47:10,949 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:47:10,949 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:47:10,950 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:47:10,950 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:47:10,950 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:47:10,950 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:47:10,950 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:47:10,951 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:47:10,951 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:47:10,951 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:47:10,951 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:47:10,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:47:10,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:47:10,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:47:10,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:47:10,952 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:47:10,952 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:47:10,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:47:10,953 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:47:10,953 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_0bcc0e56-4cfc-4543-938a-2f94952410f6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcc0e56-4cfc-4543-938a-2f94952410f6/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0858956fa78fab41d54951630cb21e24f98b592c89580084f0bb3139b8ef83d9 [2021-11-23 00:47:11,218 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:47:11,250 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:47:11,254 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:47:11,256 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:47:11,257 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:47:11,260 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcc0e56-4cfc-4543-938a-2f94952410f6/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c [2021-11-23 00:47:11,339 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcc0e56-4cfc-4543-938a-2f94952410f6/bin/ukojak-LBtLqBUTdQ/data/f0074d0b1/eca23c17a3834b0c8571c82fb2904621/FLAGa4aaca48d [2021-11-23 00:47:11,904 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:47:11,905 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcc0e56-4cfc-4543-938a-2f94952410f6/sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c [2021-11-23 00:47:11,926 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcc0e56-4cfc-4543-938a-2f94952410f6/bin/ukojak-LBtLqBUTdQ/data/f0074d0b1/eca23c17a3834b0c8571c82fb2904621/FLAGa4aaca48d [2021-11-23 00:47:12,220 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcc0e56-4cfc-4543-938a-2f94952410f6/bin/ukojak-LBtLqBUTdQ/data/f0074d0b1/eca23c17a3834b0c8571c82fb2904621 [2021-11-23 00:47:12,222 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:47:12,223 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:47:12,227 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:47:12,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:47:12,231 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:47:12,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:47:12" (1/1) ... [2021-11-23 00:47:12,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b8668dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:12, skipping insertion in model container [2021-11-23 00:47:12,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:47:12" (1/1) ... [2021-11-23 00:47:12,245 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:47:12,288 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:47:12,610 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_0bcc0e56-4cfc-4543-938a-2f94952410f6/sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c[18140,18153] [2021-11-23 00:47:12,613 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:47:12,632 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:47:12,771 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_0bcc0e56-4cfc-4543-938a-2f94952410f6/sv-benchmarks/c/product-lines/minepump_spec1_product23.cil.c[18140,18153] [2021-11-23 00:47:12,773 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:47:12,801 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:47:12,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:12 WrapperNode [2021-11-23 00:47:12,802 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:47:12,804 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:47:12,804 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:47:12,804 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:47:12,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:12" (1/1) ... [2021-11-23 00:47:12,829 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:12" (1/1) ... [2021-11-23 00:47:12,867 INFO L137 Inliner]: procedures = 54, calls = 155, calls flagged for inlining = 20, calls inlined = 17, statements flattened = 236 [2021-11-23 00:47:12,870 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:47:12,871 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:47:12,871 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:47:12,871 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:47:12,879 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:12" (1/1) ... [2021-11-23 00:47:12,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:12" (1/1) ... [2021-11-23 00:47:12,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:12" (1/1) ... [2021-11-23 00:47:12,883 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:12" (1/1) ... [2021-11-23 00:47:12,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:12" (1/1) ... [2021-11-23 00:47:12,894 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:12" (1/1) ... [2021-11-23 00:47:12,908 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:12" (1/1) ... [2021-11-23 00:47:12,911 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:47:12,912 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:47:12,912 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:47:12,912 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:47:12,915 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:12" (1/1) ... [2021-11-23 00:47:12,935 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:47:12,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcc0e56-4cfc-4543-938a-2f94952410f6/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:47:12,971 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcc0e56-4cfc-4543-938a-2f94952410f6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:47:12,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcc0e56-4cfc-4543-938a-2f94952410f6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:47:13,017 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:47:13,020 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-11-23 00:47:13,020 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-11-23 00:47:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 00:47:13,021 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 00:47:13,021 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 00:47:13,022 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 00:47:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-11-23 00:47:13,022 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-11-23 00:47:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-23 00:47:13,022 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-23 00:47:13,022 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2021-11-23 00:47:13,022 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2021-11-23 00:47:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-11-23 00:47:13,023 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-11-23 00:47:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:47:13,023 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-23 00:47:13,023 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-23 00:47:13,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:47:13,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:47:13,109 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:47:13,111 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:47:13,449 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:47:13,576 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:47:13,576 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 00:47:13,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:47:13 BoogieIcfgContainer [2021-11-23 00:47:13,579 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:47:13,580 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:47:13,580 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:47:13,595 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:47:13,595 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:47:13" (1/1) ... [2021-11-23 00:47:13,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:47:13,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:13,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 66 states and 89 transitions. [2021-11-23 00:47:13,696 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 89 transitions. [2021-11-23 00:47:13,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:47:13,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:13,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:13,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:13,905 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 00:47:13,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:13,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 66 states and 87 transitions. [2021-11-23 00:47:13,976 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 87 transitions. [2021-11-23 00:47:13,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:47:13,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:13,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:14,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:14,129 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 00:47:14,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:14,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 68 states and 90 transitions. [2021-11-23 00:47:14,164 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 90 transitions. [2021-11-23 00:47:14,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:47:14,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:14,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:14,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:14,294 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 00:47:14,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:14,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 78 states and 111 transitions. [2021-11-23 00:47:14,430 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2021-11-23 00:47:14,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:47:14,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:14,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:14,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:14,498 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 00:47:14,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:14,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 79 states and 112 transitions. [2021-11-23 00:47:14,517 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 112 transitions. [2021-11-23 00:47:14,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:47:14,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:14,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:14,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:14,586 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 00:47:14,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:14,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 80 states and 113 transitions. [2021-11-23 00:47:14,613 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 113 transitions. [2021-11-23 00:47:14,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:47:14,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:14,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:14,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:14,677 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 00:47:14,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:14,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 81 states and 114 transitions. [2021-11-23 00:47:14,690 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 114 transitions. [2021-11-23 00:47:14,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:47:14,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:14,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:14,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:14,795 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 00:47:15,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:15,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 98 states and 150 transitions. [2021-11-23 00:47:15,197 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 150 transitions. [2021-11-23 00:47:15,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:47:15,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:15,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:15,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:15,275 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 00:47:15,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:15,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 99 states and 151 transitions. [2021-11-23 00:47:15,288 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 151 transitions. [2021-11-23 00:47:15,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:47:15,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:15,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:15,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:15,384 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 00:47:16,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:16,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 118 states and 190 transitions. [2021-11-23 00:47:16,327 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 190 transitions. [2021-11-23 00:47:16,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:47:16,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:16,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:16,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:16,351 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 00:47:16,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:16,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 122 states and 196 transitions. [2021-11-23 00:47:16,458 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 196 transitions. [2021-11-23 00:47:16,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:47:16,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:16,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:16,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:16,494 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 00:47:16,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:16,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 128 states and 208 transitions. [2021-11-23 00:47:16,562 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 208 transitions. [2021-11-23 00:47:16,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:47:16,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:16,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:16,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:16,615 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 00:47:16,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:16,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 129 states and 209 transitions. [2021-11-23 00:47:16,635 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 209 transitions. [2021-11-23 00:47:16,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:47:16,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:16,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:16,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:16,718 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 00:47:16,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:16,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 132 states and 217 transitions. [2021-11-23 00:47:16,903 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 217 transitions. [2021-11-23 00:47:16,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:47:16,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:16,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:16,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:16,958 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 00:47:17,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:17,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 135 states and 225 transitions. [2021-11-23 00:47:17,105 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 225 transitions. [2021-11-23 00:47:17,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:47:17,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:17,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:17,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:17,170 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 00:47:17,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:17,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 139 states and 234 transitions. [2021-11-23 00:47:17,212 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 234 transitions. [2021-11-23 00:47:17,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:47:17,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:17,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:17,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:17,348 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 00:47:17,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:17,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 146 states and 251 transitions. [2021-11-23 00:47:17,490 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 251 transitions. [2021-11-23 00:47:17,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:47:17,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:17,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:17,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:17,592 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 00:47:17,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:17,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 148 states and 256 transitions. [2021-11-23 00:47:17,811 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 256 transitions. [2021-11-23 00:47:17,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:47:17,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:17,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:17,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:17,851 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 00:47:17,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:17,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 146 states and 250 transitions. [2021-11-23 00:47:17,867 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 250 transitions. [2021-11-23 00:47:17,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:47:17,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:17,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:17,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:17,892 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 00:47:18,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:18,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 155 states and 269 transitions. [2021-11-23 00:47:18,357 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 269 transitions. [2021-11-23 00:47:18,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:47:18,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:18,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:18,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:18,408 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 00:47:18,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:18,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 156 states and 270 transitions. [2021-11-23 00:47:18,425 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 270 transitions. [2021-11-23 00:47:18,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:47:18,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:18,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:18,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:18,685 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 00:47:19,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:19,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 159 states and 276 transitions. [2021-11-23 00:47:19,312 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 276 transitions. [2021-11-23 00:47:19,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:47:19,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:19,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:19,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:19,347 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:47:19,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:19,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 166 states and 288 transitions. [2021-11-23 00:47:19,552 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 288 transitions. [2021-11-23 00:47:19,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:47:19,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:19,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:19,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:19,604 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 00:47:20,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:20,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 173 states and 304 transitions. [2021-11-23 00:47:20,130 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 304 transitions. [2021-11-23 00:47:20,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:47:20,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:20,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:20,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:20,166 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:47:20,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:20,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 174 states and 304 transitions. [2021-11-23 00:47:20,179 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 304 transitions. [2021-11-23 00:47:20,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:47:20,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:20,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:20,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:20,205 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 00:47:20,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:20,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 175 states and 305 transitions. [2021-11-23 00:47:20,227 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 305 transitions. [2021-11-23 00:47:20,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:47:20,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:20,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:20,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:20,281 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:47:20,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:20,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 176 states and 306 transitions. [2021-11-23 00:47:20,299 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 306 transitions. [2021-11-23 00:47:20,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:47:20,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:20,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:20,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:20,346 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:47:22,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:22,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 192 states and 345 transitions. [2021-11-23 00:47:22,073 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 345 transitions. [2021-11-23 00:47:22,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:47:22,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:22,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:22,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:22,142 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:47:23,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:23,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 204 states and 371 transitions. [2021-11-23 00:47:23,849 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 371 transitions. [2021-11-23 00:47:23,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:47:23,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:23,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:23,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:23,906 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 00:47:23,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:23,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 205 states and 372 transitions. [2021-11-23 00:47:23,930 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 372 transitions. [2021-11-23 00:47:23,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:47:23,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:23,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:23,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:23,975 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:47:23,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:23,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 206 states and 372 transitions. [2021-11-23 00:47:23,989 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 372 transitions. [2021-11-23 00:47:23,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:47:23,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:23,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:24,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:24,041 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:47:24,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:24,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 207 states and 373 transitions. [2021-11-23 00:47:24,061 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 373 transitions. [2021-11-23 00:47:24,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:47:24,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:24,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:24,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:24,120 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:47:24,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:24,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 208 states and 374 transitions. [2021-11-23 00:47:24,141 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 374 transitions. [2021-11-23 00:47:24,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:47:24,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:24,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:24,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:24,172 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:47:24,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:24,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 211 states and 380 transitions. [2021-11-23 00:47:24,193 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 380 transitions. [2021-11-23 00:47:24,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:47:24,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:24,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:24,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:24,225 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:47:24,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:24,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 218 states and 392 transitions. [2021-11-23 00:47:24,665 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 392 transitions. [2021-11-23 00:47:24,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:47:24,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:24,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:24,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:24,720 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:47:24,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:24,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 219 states and 394 transitions. [2021-11-23 00:47:24,734 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 394 transitions. [2021-11-23 00:47:24,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:47:24,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:24,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:24,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:24,761 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:47:24,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:24,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 220 states and 395 transitions. [2021-11-23 00:47:24,785 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 395 transitions. [2021-11-23 00:47:24,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:47:24,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:24,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:24,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:24,827 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:47:25,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:25,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 228 states and 408 transitions. [2021-11-23 00:47:25,241 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 408 transitions. [2021-11-23 00:47:25,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:47:25,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:25,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:25,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:25,291 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:47:25,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:25,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 231 states and 417 transitions. [2021-11-23 00:47:25,787 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 417 transitions. [2021-11-23 00:47:25,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:47:25,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:25,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:25,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:25,825 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:47:26,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:26,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 238 states and 432 transitions. [2021-11-23 00:47:26,651 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 432 transitions. [2021-11-23 00:47:26,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:47:26,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:26,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:26,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:26,684 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:47:26,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:26,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 239 states and 435 transitions. [2021-11-23 00:47:26,966 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 435 transitions. [2021-11-23 00:47:26,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:47:26,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:26,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:26,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:27,008 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:47:27,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:27,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 244 states and 444 transitions. [2021-11-23 00:47:27,197 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 444 transitions. [2021-11-23 00:47:27,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:47:27,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:27,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:27,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:27,237 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:47:27,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:27,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 245 states and 445 transitions. [2021-11-23 00:47:27,263 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 445 transitions. [2021-11-23 00:47:27,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:47:27,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:27,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:27,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:27,296 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:47:27,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:27,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 250 states and 454 transitions. [2021-11-23 00:47:27,437 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 454 transitions. [2021-11-23 00:47:27,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:47:27,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:27,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:27,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:27,462 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:47:27,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:27,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 251 states and 454 transitions. [2021-11-23 00:47:27,475 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 454 transitions. [2021-11-23 00:47:27,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:47:27,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:27,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:27,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:27,505 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:47:27,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:27,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 252 states and 455 transitions. [2021-11-23 00:47:27,524 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 455 transitions. [2021-11-23 00:47:27,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:47:27,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:27,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:27,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:27,554 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:47:27,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:27,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 253 states and 458 transitions. [2021-11-23 00:47:27,825 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 458 transitions. [2021-11-23 00:47:27,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:47:27,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:27,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:27,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:27,855 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:47:27,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:27,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 254 states and 459 transitions. [2021-11-23 00:47:27,876 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 459 transitions. [2021-11-23 00:47:27,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:47:27,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:27,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:27,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:27,940 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:47:28,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:28,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 256 states and 465 transitions. [2021-11-23 00:47:28,091 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 465 transitions. [2021-11-23 00:47:28,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:47:28,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:28,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:28,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:28,129 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:47:28,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:28,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 259 states and 469 transitions. [2021-11-23 00:47:28,152 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 469 transitions. [2021-11-23 00:47:28,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:47:28,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:28,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:28,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:28,188 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:47:28,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:28,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 260 states and 470 transitions. [2021-11-23 00:47:28,206 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 470 transitions. [2021-11-23 00:47:28,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:47:28,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:28,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:28,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:28,236 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:47:28,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:28,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 261 states and 471 transitions. [2021-11-23 00:47:28,258 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 471 transitions. [2021-11-23 00:47:28,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:47:28,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:28,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:28,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:28,295 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:47:29,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:29,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 271 states and 489 transitions. [2021-11-23 00:47:29,474 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 489 transitions. [2021-11-23 00:47:29,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:47:29,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:29,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:29,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:29,502 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:47:29,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:29,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 272 states and 490 transitions. [2021-11-23 00:47:29,538 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 490 transitions. [2021-11-23 00:47:29,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:47:29,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:29,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:29,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:29,566 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:47:29,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:29,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 275 states and 495 transitions. [2021-11-23 00:47:29,587 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 495 transitions. [2021-11-23 00:47:29,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:47:29,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:29,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:29,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:29,615 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 00:47:29,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:29,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 276 states and 496 transitions. [2021-11-23 00:47:29,642 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 496 transitions. [2021-11-23 00:47:29,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:47:29,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:29,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:29,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:29,674 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:47:29,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:29,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 112 states and 146 transitions. [2021-11-23 00:47:29,696 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 146 transitions. [2021-11-23 00:47:29,696 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 00:47:29,696 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 57 iterations. [2021-11-23 00:47:29,711 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 00:47:30,034 INFO L560 CodeCheckObserver]: Invariant with dag size 19 [2021-11-23 00:47:30,043 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2021-11-23 00:47:30,044 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2021-11-23 00:47:30,045 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:47:30,045 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:47:30,046 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:47:30,046 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:47:30,046 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:47:30,046 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2021-11-23 00:47:30,047 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:47:30,047 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:47:30,047 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:47:30,047 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:47:30,047 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:47:30,047 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:47:30,048 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:47:30,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:47:30 ImpRootNode [2021-11-23 00:47:30,048 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 00:47:30,049 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 00:47:30,049 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 00:47:30,049 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 00:47:30,050 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:47:13" (3/4) ... [2021-11-23 00:47:30,053 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 00:47:30,059 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2021-11-23 00:47:30,059 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-11-23 00:47:30,060 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-11-23 00:47:30,060 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-11-23 00:47:30,060 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-11-23 00:47:30,060 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-11-23 00:47:30,060 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-11-23 00:47:30,061 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2021-11-23 00:47:30,073 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 71 nodes and edges [2021-11-23 00:47:30,075 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-11-23 00:47:30,075 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-23 00:47:30,076 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 00:47:30,077 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 00:47:30,078 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 00:47:30,078 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 00:47:30,116 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning) || (!(pumpRunning == 0) && !(methaneLevelCritical == 0))) || (!(1 == systemActive) && !(0 == systemActive))) || (!(pumpRunning == 0) && 1 == systemActive) [2021-11-23 00:47:30,119 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2021-11-23 00:47:30,185 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcc0e56-4cfc-4543-938a-2f94952410f6/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 00:47:30,186 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 00:47:30,187 INFO L158 Benchmark]: Toolchain (without parser) took 17963.44ms. Allocated memory was 90.2MB in the beginning and 192.9MB in the end (delta: 102.8MB). Free memory was 69.7MB in the beginning and 58.0MB in the end (delta: 11.8MB). Peak memory consumption was 113.9MB. Max. memory is 16.1GB. [2021-11-23 00:47:30,187 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 90.2MB. Free memory was 65.9MB in the beginning and 65.8MB in the end (delta: 13.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:47:30,188 INFO L158 Benchmark]: CACSL2BoogieTranslator took 575.67ms. Allocated memory is still 90.2MB. Free memory was 69.5MB in the beginning and 58.7MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 00:47:30,188 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.31ms. Allocated memory is still 90.2MB. Free memory was 58.7MB in the beginning and 56.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:47:30,189 INFO L158 Benchmark]: Boogie Preprocessor took 40.65ms. Allocated memory is still 90.2MB. Free memory was 56.0MB in the beginning and 54.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:47:30,189 INFO L158 Benchmark]: RCFGBuilder took 667.55ms. Allocated memory is still 90.2MB. Free memory was 54.5MB in the beginning and 34.7MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 00:47:30,190 INFO L158 Benchmark]: CodeCheck took 16468.07ms. Allocated memory was 90.2MB in the beginning and 192.9MB in the end (delta: 102.8MB). Free memory was 34.7MB in the beginning and 63.2MB in the end (delta: -28.5MB). Peak memory consumption was 75.9MB. Max. memory is 16.1GB. [2021-11-23 00:47:30,190 INFO L158 Benchmark]: Witness Printer took 136.94ms. Allocated memory is still 192.9MB. Free memory was 63.2MB in the beginning and 58.0MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 00:47:30,192 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, 66 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 16.1s, 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, 25655 SdHoareTripleChecker+Valid, 47.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14511 mSDsluCounter, 30444 SdHoareTripleChecker+Invalid, 38.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 24395 mSDsCounter, 8356 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 28909 IncrementalHoareTripleChecker+Invalid, 37265 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8356 mSolverCounterUnsat, 7113 mSDtfsCounter, 28909 mSolverCounterSat, 1.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 25305 GetRequests, 25026 SyntacticMatches, 19 SemanticMatches, 260 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28970 ImplicationChecksByTransitivity, 10.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 2562 NumberOfCodeBlocks, 2562 NumberOfCodeBlocksAsserted, 56 NumberOfCheckSat, 2506 ConstructedInterpolants, 0 QuantifiedInterpolants, 4784 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 56 InterpolantComputations, 48 PerfectInterpolantSequences, 934/973 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: 945]: 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: 590]: Loop Invariant Derived loop invariant: ((pumpRunning == \old(pumpRunning) || (!(pumpRunning == 0) && !(methaneLevelCritical == 0))) || (!(1 == systemActive) && !(0 == systemActive))) || (!(pumpRunning == 0) && 1 == systemActive) - InvariantResult [Line: 789]: Loop Invariant Derived loop invariant: !(tmp == 0) || tmp == methaneLevelCritical - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 515]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 945]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 694]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 524]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 781]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 768]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 856]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 90.2MB. Free memory was 65.9MB in the beginning and 65.8MB in the end (delta: 13.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 575.67ms. Allocated memory is still 90.2MB. Free memory was 69.5MB in the beginning and 58.7MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.31ms. Allocated memory is still 90.2MB. Free memory was 58.7MB in the beginning and 56.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.65ms. Allocated memory is still 90.2MB. Free memory was 56.0MB in the beginning and 54.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 667.55ms. Allocated memory is still 90.2MB. Free memory was 54.5MB in the beginning and 34.7MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 16468.07ms. Allocated memory was 90.2MB in the beginning and 192.9MB in the end (delta: 102.8MB). Free memory was 34.7MB in the beginning and 63.2MB in the end (delta: -28.5MB). Peak memory consumption was 75.9MB. Max. memory is 16.1GB. * Witness Printer took 136.94ms. Allocated memory is still 192.9MB. Free memory was 63.2MB in the beginning and 58.0MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 00:47:30,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bcc0e56-4cfc-4543-938a-2f94952410f6/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