./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product49.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_3c97d82b-bbb9-4618-93cc-0d9ab6a1b34d/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c97d82b-bbb9-4618-93cc-0d9ab6a1b34d/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_3c97d82b-bbb9-4618-93cc-0d9ab6a1b34d/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c97d82b-bbb9-4618-93cc-0d9ab6a1b34d/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product49.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c97d82b-bbb9-4618-93cc-0d9ab6a1b34d/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_3c97d82b-bbb9-4618-93cc-0d9ab6a1b34d/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 d7c4dde0ada366116691c2f175a080cab4880a7b4b6a5f42c97520b77f10420a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:08:16,942 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:08:16,945 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:08:16,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:08:16,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:08:17,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:08:17,006 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:08:17,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:08:17,012 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:08:17,020 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:08:17,022 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:08:17,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:08:17,024 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:08:17,027 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:08:17,029 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:08:17,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:08:17,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:08:17,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:08:17,040 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:08:17,050 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:08:17,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:08:17,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:08:17,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:08:17,058 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:08:17,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:08:17,062 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:08:17,062 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:08:17,064 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:08:17,065 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:08:17,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:08:17,067 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:08:17,068 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:08:17,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:08:17,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:08:17,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:08:17,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:08:17,073 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:08:17,073 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:08:17,074 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:08:17,075 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:08:17,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:08:17,076 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c97d82b-bbb9-4618-93cc-0d9ab6a1b34d/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:08:17,116 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:08:17,116 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:08:17,117 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:08:17,118 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:08:17,118 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:08:17,119 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:08:17,119 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:08:17,119 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:08:17,119 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:08:17,126 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:08:17,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:08:17,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:08:17,127 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:08:17,127 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:08:17,128 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:08:17,128 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:08:17,128 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:08:17,128 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:08:17,129 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:08:17,129 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:08:17,129 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:08:17,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:08:17,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:08:17,130 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:08:17,130 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:08:17,130 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:08:17,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:08:17,131 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:08:17,131 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_3c97d82b-bbb9-4618-93cc-0d9ab6a1b34d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c97d82b-bbb9-4618-93cc-0d9ab6a1b34d/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7c4dde0ada366116691c2f175a080cab4880a7b4b6a5f42c97520b77f10420a [2021-11-22 23:08:17,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:08:17,412 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:08:17,414 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:08:17,416 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:08:17,417 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:08:17,418 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c97d82b-bbb9-4618-93cc-0d9ab6a1b34d/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/minepump_spec1_product49.cil.c [2021-11-22 23:08:17,472 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c97d82b-bbb9-4618-93cc-0d9ab6a1b34d/bin/ukojak-LBtLqBUTdQ/data/23c82272b/70edb49705774ccaa7956fca1ae20a39/FLAGd0d6f1456 [2021-11-22 23:08:17,982 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:08:17,982 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c97d82b-bbb9-4618-93cc-0d9ab6a1b34d/sv-benchmarks/c/product-lines/minepump_spec1_product49.cil.c [2021-11-22 23:08:17,995 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c97d82b-bbb9-4618-93cc-0d9ab6a1b34d/bin/ukojak-LBtLqBUTdQ/data/23c82272b/70edb49705774ccaa7956fca1ae20a39/FLAGd0d6f1456 [2021-11-22 23:08:18,289 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c97d82b-bbb9-4618-93cc-0d9ab6a1b34d/bin/ukojak-LBtLqBUTdQ/data/23c82272b/70edb49705774ccaa7956fca1ae20a39 [2021-11-22 23:08:18,291 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:08:18,293 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:08:18,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:08:18,295 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:08:18,298 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:08:18,298 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:08:18" (1/1) ... [2021-11-22 23:08:18,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34146419 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:18, skipping insertion in model container [2021-11-22 23:08:18,300 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:08:18" (1/1) ... [2021-11-22 23:08:18,313 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:08:18,379 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:08:18,658 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_3c97d82b-bbb9-4618-93cc-0d9ab6a1b34d/sv-benchmarks/c/product-lines/minepump_spec1_product49.cil.c[18430,18443] [2021-11-22 23:08:18,672 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:08:18,687 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:08:18,823 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_3c97d82b-bbb9-4618-93cc-0d9ab6a1b34d/sv-benchmarks/c/product-lines/minepump_spec1_product49.cil.c[18430,18443] [2021-11-22 23:08:18,823 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:08:18,845 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:08:18,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:18 WrapperNode [2021-11-22 23:08:18,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:08:18,847 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:08:18,847 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:08:18,848 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:08:18,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:18" (1/1) ... [2021-11-22 23:08:18,871 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:18" (1/1) ... [2021-11-22 23:08:18,900 INFO L137 Inliner]: procedures = 55, calls = 154, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 251 [2021-11-22 23:08:18,900 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:08:18,901 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:08:18,901 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:08:18,901 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:08:18,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:18" (1/1) ... [2021-11-22 23:08:18,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:18" (1/1) ... [2021-11-22 23:08:18,913 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:18" (1/1) ... [2021-11-22 23:08:18,913 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:18" (1/1) ... [2021-11-22 23:08:18,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:18" (1/1) ... [2021-11-22 23:08:18,927 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:18" (1/1) ... [2021-11-22 23:08:18,929 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:18" (1/1) ... [2021-11-22 23:08:18,932 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:08:18,933 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:08:18,933 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:08:18,933 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:08:18,934 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:08:18" (1/1) ... [2021-11-22 23:08:18,950 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:08:18,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c97d82b-bbb9-4618-93cc-0d9ab6a1b34d/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:08:18,999 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c97d82b-bbb9-4618-93cc-0d9ab6a1b34d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:08:19,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c97d82b-bbb9-4618-93cc-0d9ab6a1b34d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:08:19,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:08:19,039 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-11-22 23:08:19,039 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-11-22 23:08:19,040 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-22 23:08:19,040 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-22 23:08:19,040 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-22 23:08:19,040 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-22 23:08:19,040 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-11-22 23:08:19,041 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-11-22 23:08:19,041 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2021-11-22 23:08:19,041 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2021-11-22 23:08:19,041 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-22 23:08:19,041 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-22 23:08:19,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:08:19,042 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-22 23:08:19,043 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-22 23:08:19,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:08:19,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:08:19,113 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:08:19,115 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:08:19,511 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:08:19,592 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:08:19,592 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-22 23:08:19,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:08:19 BoogieIcfgContainer [2021-11-22 23:08:19,595 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:08:19,596 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:08:19,596 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:08:19,606 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:08:19,606 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:08:19" (1/1) ... [2021-11-22 23:08:19,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:08:19,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:19,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2021-11-22 23:08:19,705 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2021-11-22 23:08:19,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-22 23:08:19,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:19,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:19,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:19,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:19,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:19,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 55 states and 70 transitions. [2021-11-22 23:08:19,944 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2021-11-22 23:08:19,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:08:19,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:19,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:19,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:20,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:20,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:20,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 57 states and 73 transitions. [2021-11-22 23:08:20,050 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 73 transitions. [2021-11-22 23:08:20,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-22 23:08:20,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:20,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:20,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:20,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:20,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:20,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 66 states and 91 transitions. [2021-11-22 23:08:20,221 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 91 transitions. [2021-11-22 23:08:20,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:08:20,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:20,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:20,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:20,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:20,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:20,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2021-11-22 23:08:20,285 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2021-11-22 23:08:20,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:08:20,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:20,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:20,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:20,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:20,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:20,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 68 states and 93 transitions. [2021-11-22 23:08:20,345 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 93 transitions. [2021-11-22 23:08:20,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-22 23:08:20,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:20,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:20,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:20,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:20,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:20,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 78 states and 114 transitions. [2021-11-22 23:08:20,683 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 114 transitions. [2021-11-22 23:08:20,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-22 23:08:20,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:20,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:20,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:20,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:20,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:20,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 79 states and 115 transitions. [2021-11-22 23:08:20,765 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 115 transitions. [2021-11-22 23:08:20,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 23:08:20,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:20,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:20,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:20,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:21,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:21,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 95 states and 147 transitions. [2021-11-22 23:08:21,379 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 147 transitions. [2021-11-22 23:08:21,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-22 23:08:21,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:21,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:21,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:21,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:21,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:21,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 96 states and 148 transitions. [2021-11-22 23:08:21,464 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 148 transitions. [2021-11-22 23:08:21,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-22 23:08:21,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:21,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:21,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:21,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:21,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:21,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 98 states and 154 transitions. [2021-11-22 23:08:21,737 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 154 transitions. [2021-11-22 23:08:21,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:08:21,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:21,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:21,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:21,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:23,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:23,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 112 states and 189 transitions. [2021-11-22 23:08:23,205 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 189 transitions. [2021-11-22 23:08:23,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-22 23:08:23,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:23,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:23,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:23,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:23,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:23,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 113 states and 190 transitions. [2021-11-22 23:08:23,296 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 190 transitions. [2021-11-22 23:08:23,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-22 23:08:23,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:23,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:23,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:23,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:24,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:24,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 120 states and 208 transitions. [2021-11-22 23:08:24,630 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 208 transitions. [2021-11-22 23:08:24,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-22 23:08:24,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:24,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:24,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:08:24,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:08:25,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:08:25,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 126 states and 218 transitions. [2021-11-22 23:08:25,678 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 218 transitions. [2021-11-22 23:08:25,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-22 23:08:25,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:08:25,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:08:25,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:08:25,704 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 23:08:25,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:08:25,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:08:25,828 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 23:08:25,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:08:25,908 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 15 iterations. [2021-11-22 23:08:26,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 11:08:26 ImpRootNode [2021-11-22 23:08:26,013 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-22 23:08:26,013 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 23:08:26,013 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 23:08:26,013 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 23:08:26,014 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:08:19" (3/4) ... [2021-11-22 23:08:26,016 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-22 23:08:26,142 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c97d82b-bbb9-4618-93cc-0d9ab6a1b34d/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-22 23:08:26,142 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 23:08:26,143 INFO L158 Benchmark]: Toolchain (without parser) took 7850.29ms. Allocated memory was 98.6MB in the beginning and 153.1MB in the end (delta: 54.5MB). Free memory was 57.2MB in the beginning and 84.6MB in the end (delta: -27.4MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2021-11-22 23:08:26,143 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 98.6MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:08:26,144 INFO L158 Benchmark]: CACSL2BoogieTranslator took 551.52ms. Allocated memory is still 98.6MB. Free memory was 57.0MB in the beginning and 66.3MB in the end (delta: -9.3MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2021-11-22 23:08:26,144 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.70ms. Allocated memory is still 98.6MB. Free memory was 66.3MB in the beginning and 63.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:08:26,145 INFO L158 Benchmark]: Boogie Preprocessor took 31.03ms. Allocated memory is still 98.6MB. Free memory was 63.9MB in the beginning and 62.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:08:26,145 INFO L158 Benchmark]: RCFGBuilder took 662.35ms. Allocated memory is still 98.6MB. Free memory was 62.1MB in the beginning and 41.2MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-22 23:08:26,146 INFO L158 Benchmark]: CodeCheck took 6416.90ms. Allocated memory was 98.6MB in the beginning and 153.1MB in the end (delta: 54.5MB). Free memory was 41.2MB in the beginning and 89.9MB in the end (delta: -48.7MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2021-11-22 23:08:26,146 INFO L158 Benchmark]: Witness Printer took 129.17ms. Allocated memory is still 153.1MB. Free memory was 89.9MB in the beginning and 84.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-22 23:08:26,149 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 8 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.3s, OverallIterations: 15, 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, 2071 SdHoareTripleChecker+Valid, 3.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 794 mSDsluCounter, 2003 SdHoareTripleChecker+Invalid, 2.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1301 mSDsCounter, 412 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1965 IncrementalHoareTripleChecker+Invalid, 2377 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 412 mSolverCounterUnsat, 862 mSDtfsCounter, 1965 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3232 GetRequests, 3083 SyntacticMatches, 29 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6765 ImplicationChecksByTransitivity, 4.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 392 NumberOfCodeBlocks, 392 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 345 ConstructedInterpolants, 0 QuantifiedInterpolants, 831 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 960]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L79] int cleanupTimeShifts = 4; [L352] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L555] int pumpRunning = 0; [L556] int systemActive = 1; [L853] int waterLevel = 1; [L854] int methaneLevelCritical = 0; [L160] int retValue_acc ; [L161] int tmp ; [L165] FCALL select_helpers() [L166] FCALL select_features() [L167] CALL, EXPR valid_product() [L843] int retValue_acc ; [L846] retValue_acc = 1 [L847] return (retValue_acc); [L167] RET, EXPR valid_product() [L167] tmp = valid_product() [L169] COND TRUE \read(tmp) [L171] FCALL setup() [L172] CALL runTest() [L151] CALL test() [L753] int splverifierCounter ; [L754] int tmp ; [L755] int tmp___0 ; [L756] int tmp___1 ; [L757] int tmp___2 ; [L760] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L762] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L764] COND TRUE splverifierCounter < 4 [L770] tmp = __VERIFIER_nondet_int() [L772] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=1] [L774] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L871] COND TRUE waterLevel < 2 [L872] waterLevel = waterLevel + 1 [L774] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=2] [L780] tmp___0 = __VERIFIER_nondet_int() [L782] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=1, waterLevel=2] [L784] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L883] COND FALSE !(\read(methaneLevelCritical)) [L886] methaneLevelCritical = 1 [L784] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=1, waterLevel=2] [L790] tmp___2 = __VERIFIER_nondet_int() [L792] COND FALSE !(\read(tmp___2)) [L796] tmp___1 = __VERIFIER_nondet_int() [L798] COND TRUE \read(tmp___1) VAL [__VERIFIER_nondet_int()=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=1, tmp___1=-1, tmp___2=0, waterLevel=2] [L805] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L562] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L569] COND TRUE \read(systemActive) [L571] CALL processEnvironment() [L617] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L620] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L635] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L591] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L594] COND TRUE ! pumpRunning [L596] CALL, EXPR isHighWaterLevel() [L714] int retValue_acc ; [L715] int tmp ; [L716] int tmp___0 ; [L720] CALL, EXPR isHighWaterSensorDry() [L933] int retValue_acc ; [L936] COND FALSE !(waterLevel < 2) [L940] retValue_acc = 0 [L941] return (retValue_acc); [L720] RET, EXPR isHighWaterSensorDry() [L720] tmp = isHighWaterSensorDry() [L722] COND FALSE !(\read(tmp)) [L725] tmp___0 = 1 [L727] retValue_acc = tmp___0 [L728] return (retValue_acc); [L596] RET, EXPR isHighWaterLevel() [L596] tmp = isHighWaterLevel() [L598] COND TRUE \read(tmp) [L600] CALL activatePump() [L645] pumpRunning = 1 [L600] RET activatePump() [L635] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L571] RET processEnvironment() [L577] CALL __utac_acc__Specification1_spec__1() [L54] int tmp ; [L55] int tmp___0 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L59] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L892] int retValue_acc ; [L895] retValue_acc = methaneLevelCritical [L896] return (retValue_acc); [L59] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L59] tmp = isMethaneLevelCritical() [L61] COND TRUE \read(tmp) [L63] CALL, EXPR isPumpRunning() [L669] int retValue_acc ; [L672] retValue_acc = pumpRunning [L673] return (retValue_acc); [L63] RET, EXPR isPumpRunning() [L63] tmp___0 = isPumpRunning() [L65] COND TRUE \read(tmp___0) [L67] CALL __automaton_fail() [L960] reach_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 98.6MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 551.52ms. Allocated memory is still 98.6MB. Free memory was 57.0MB in the beginning and 66.3MB in the end (delta: -9.3MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.70ms. Allocated memory is still 98.6MB. Free memory was 66.3MB in the beginning and 63.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.03ms. Allocated memory is still 98.6MB. Free memory was 63.9MB in the beginning and 62.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 662.35ms. Allocated memory is still 98.6MB. Free memory was 62.1MB in the beginning and 41.2MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 6416.90ms. Allocated memory was 98.6MB in the beginning and 153.1MB in the end (delta: 54.5MB). Free memory was 41.2MB in the beginning and 89.9MB in the end (delta: -48.7MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * Witness Printer took 129.17ms. Allocated memory is still 153.1MB. Free memory was 89.9MB in the beginning and 84.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2021-11-22 23:08:26,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c97d82b-bbb9-4618-93cc-0d9ab6a1b34d/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE