./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product53.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_77a3e5f3-e342-4548-82cc-84e7226c8f61/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a3e5f3-e342-4548-82cc-84e7226c8f61/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_77a3e5f3-e342-4548-82cc-84e7226c8f61/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a3e5f3-e342-4548-82cc-84e7226c8f61/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product53.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a3e5f3-e342-4548-82cc-84e7226c8f61/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_77a3e5f3-e342-4548-82cc-84e7226c8f61/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 55ce316e71b3537e039a3a4d2127e4eace2c49bce87df09105114bd008c08800 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:26:52,410 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:26:52,412 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:26:52,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:26:52,471 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:26:52,476 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:26:52,478 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:26:52,482 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:26:52,485 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:26:52,493 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:26:52,494 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:26:52,496 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:26:52,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:26:52,500 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:26:52,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:26:52,508 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:26:52,511 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:26:52,512 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:26:52,515 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:26:52,526 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:26:52,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:26:52,530 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:26:52,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:26:52,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:26:52,544 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:26:52,545 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:26:52,546 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:26:52,548 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:26:52,549 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:26:52,551 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:26:52,551 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:26:52,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:26:52,554 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:26:52,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:26:52,558 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:26:52,558 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:26:52,559 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:26:52,559 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:26:52,560 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:26:52,561 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:26:52,562 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:26:52,563 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a3e5f3-e342-4548-82cc-84e7226c8f61/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:26:52,607 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:26:52,607 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:26:52,609 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:26:52,609 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:26:52,610 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:26:52,611 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:26:52,611 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:26:52,611 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:26:52,618 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:26:52,618 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:26:52,620 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:26:52,620 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:26:52,620 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:26:52,620 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:26:52,621 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:26:52,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:26:52,621 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:26:52,621 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:26:52,622 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:26:52,622 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:26:52,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:26:52,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:26:52,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:26:52,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:26:52,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:26:52,623 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:26:52,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:26:52,624 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:26:52,624 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_77a3e5f3-e342-4548-82cc-84e7226c8f61/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a3e5f3-e342-4548-82cc-84e7226c8f61/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 55ce316e71b3537e039a3a4d2127e4eace2c49bce87df09105114bd008c08800 [2021-11-23 00:26:52,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:26:52,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:26:52,961 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:26:52,963 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:26:52,964 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:26:52,966 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a3e5f3-e342-4548-82cc-84e7226c8f61/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/minepump_spec1_product53.cil.c [2021-11-23 00:26:53,042 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a3e5f3-e342-4548-82cc-84e7226c8f61/bin/ukojak-LBtLqBUTdQ/data/50243e62a/1fbc9fd45af24eeca170584c4a6f6dd8/FLAG21a8d708b [2021-11-23 00:26:53,643 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:26:53,647 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a3e5f3-e342-4548-82cc-84e7226c8f61/sv-benchmarks/c/product-lines/minepump_spec1_product53.cil.c [2021-11-23 00:26:53,672 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a3e5f3-e342-4548-82cc-84e7226c8f61/bin/ukojak-LBtLqBUTdQ/data/50243e62a/1fbc9fd45af24eeca170584c4a6f6dd8/FLAG21a8d708b [2021-11-23 00:26:53,924 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a3e5f3-e342-4548-82cc-84e7226c8f61/bin/ukojak-LBtLqBUTdQ/data/50243e62a/1fbc9fd45af24eeca170584c4a6f6dd8 [2021-11-23 00:26:53,926 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:26:53,928 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:26:53,930 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:26:53,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:26:53,944 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:26:53,945 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:26:53" (1/1) ... [2021-11-23 00:26:53,948 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31fe2f48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:53, skipping insertion in model container [2021-11-23 00:26:53,948 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:26:53" (1/1) ... [2021-11-23 00:26:53,955 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:26:54,030 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:26:54,223 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_77a3e5f3-e342-4548-82cc-84e7226c8f61/sv-benchmarks/c/product-lines/minepump_spec1_product53.cil.c[2044,2057] [2021-11-23 00:26:54,377 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:26:54,389 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:26:54,405 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_77a3e5f3-e342-4548-82cc-84e7226c8f61/sv-benchmarks/c/product-lines/minepump_spec1_product53.cil.c[2044,2057] [2021-11-23 00:26:54,521 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:26:54,538 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:26:54,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:54 WrapperNode [2021-11-23 00:26:54,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:26:54,539 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:26:54,539 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:26:54,540 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:26:54,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:54" (1/1) ... [2021-11-23 00:26:54,563 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:54" (1/1) ... [2021-11-23 00:26:54,606 INFO L137 Inliner]: procedures = 56, calls = 158, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 269 [2021-11-23 00:26:54,607 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:26:54,607 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:26:54,608 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:26:54,608 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:26:54,619 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:54" (1/1) ... [2021-11-23 00:26:54,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:54" (1/1) ... [2021-11-23 00:26:54,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:54" (1/1) ... [2021-11-23 00:26:54,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:54" (1/1) ... [2021-11-23 00:26:54,630 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:54" (1/1) ... [2021-11-23 00:26:54,636 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:54" (1/1) ... [2021-11-23 00:26:54,638 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:54" (1/1) ... [2021-11-23 00:26:54,647 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:26:54,648 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:26:54,649 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:26:54,649 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:26:54,650 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:26:54" (1/1) ... [2021-11-23 00:26:54,657 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:26:54,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a3e5f3-e342-4548-82cc-84e7226c8f61/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:26:54,683 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a3e5f3-e342-4548-82cc-84e7226c8f61/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:26:54,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a3e5f3-e342-4548-82cc-84e7226c8f61/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:26:54,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:26:54,727 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-11-23 00:26:54,728 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-11-23 00:26:54,728 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 00:26:54,728 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 00:26:54,728 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 00:26:54,728 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 00:26:54,728 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-11-23 00:26:54,729 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-11-23 00:26:54,729 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2021-11-23 00:26:54,729 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2021-11-23 00:26:54,729 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-23 00:26:54,729 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-23 00:26:54,729 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2021-11-23 00:26:54,730 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2021-11-23 00:26:54,730 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-11-23 00:26:54,730 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-11-23 00:26:54,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:26:54,730 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-23 00:26:54,730 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-23 00:26:54,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:26:54,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:26:54,836 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:26:54,838 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:26:55,282 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:26:55,372 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:26:55,384 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 00:26:55,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:26:55 BoogieIcfgContainer [2021-11-23 00:26:55,387 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:26:55,388 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:26:55,388 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:26:55,400 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:26:55,401 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:26:55" (1/1) ... [2021-11-23 00:26:55,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:26:55,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:55,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 68 states and 90 transitions. [2021-11-23 00:26:55,488 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 90 transitions. [2021-11-23 00:26:55,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:26:55,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:55,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:55,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:55,781 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 00:26:55,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:55,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 68 states and 88 transitions. [2021-11-23 00:26:55,846 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 88 transitions. [2021-11-23 00:26:55,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:26:55,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:55,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:55,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:55,940 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 00:26:55,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:55,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 70 states and 91 transitions. [2021-11-23 00:26:55,961 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 91 transitions. [2021-11-23 00:26:55,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:26:55,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:55,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:55,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:56,039 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 00:26:56,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:56,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 79 states and 108 transitions. [2021-11-23 00:26:56,193 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 108 transitions. [2021-11-23 00:26:56,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:26:56,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:56,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:56,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:56,291 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 00:26:56,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:56,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 80 states and 109 transitions. [2021-11-23 00:26:56,313 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 109 transitions. [2021-11-23 00:26:56,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:26:56,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:56,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:56,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:56,386 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 00:26:56,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:56,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 81 states and 110 transitions. [2021-11-23 00:26:56,414 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 110 transitions. [2021-11-23 00:26:56,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:26:56,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:56,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:56,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:56,489 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:26:56,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:56,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 91 states and 130 transitions. [2021-11-23 00:26:56,829 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 130 transitions. [2021-11-23 00:26:56,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:26:56,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:56,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:56,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:56,900 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 00:26:56,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:56,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 92 states and 131 transitions. [2021-11-23 00:26:56,942 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 131 transitions. [2021-11-23 00:26:56,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:26:56,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:56,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:56,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:56,998 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 00:26:57,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:57,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 93 states and 132 transitions. [2021-11-23 00:26:57,015 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 132 transitions. [2021-11-23 00:26:57,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:26:57,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:57,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:57,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:57,110 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 00:26:57,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:57,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 95 states and 136 transitions. [2021-11-23 00:26:57,180 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 136 transitions. [2021-11-23 00:26:57,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:26:57,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:57,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:57,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:57,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:58,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:58,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 110 states and 169 transitions. [2021-11-23 00:26:58,034 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 169 transitions. [2021-11-23 00:26:58,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:26:58,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:58,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:58,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:58,205 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 00:26:59,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:59,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 127 states and 209 transitions. [2021-11-23 00:26:59,231 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 209 transitions. [2021-11-23 00:26:59,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:26:59,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:59,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:59,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:59,284 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 00:26:59,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:59,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 129 states and 213 transitions. [2021-11-23 00:26:59,394 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 213 transitions. [2021-11-23 00:26:59,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:26:59,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:59,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:59,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:59,443 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 00:26:59,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:59,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 129 states and 210 transitions. [2021-11-23 00:26:59,466 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 210 transitions. [2021-11-23 00:26:59,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:26:59,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:59,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:59,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:59,554 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 00:26:59,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:59,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 130 states and 211 transitions. [2021-11-23 00:26:59,588 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 211 transitions. [2021-11-23 00:26:59,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:26:59,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:59,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:59,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 00:26:59,620 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 00:26:59,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 00:26:59,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 00:26:59,731 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 00:26:59,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 00:26:59,819 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 15 iterations. [2021-11-23 00:26:59,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:26:59 ImpRootNode [2021-11-23 00:26:59,884 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 00:26:59,885 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 00:26:59,885 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 00:26:59,885 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 00:26:59,886 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:26:55" (3/4) ... [2021-11-23 00:26:59,888 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-23 00:27:00,060 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a3e5f3-e342-4548-82cc-84e7226c8f61/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 00:27:00,060 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 00:27:00,061 INFO L158 Benchmark]: Toolchain (without parser) took 6132.87ms. Allocated memory was 98.6MB in the beginning and 134.2MB in the end (delta: 35.7MB). Free memory was 57.8MB in the beginning and 53.3MB in the end (delta: 4.5MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2021-11-23 00:27:00,062 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 98.6MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:27:00,062 INFO L158 Benchmark]: CACSL2BoogieTranslator took 608.83ms. Allocated memory is still 98.6MB. Free memory was 57.6MB in the beginning and 65.6MB in the end (delta: -8.0MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2021-11-23 00:27:00,063 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.57ms. Allocated memory is still 98.6MB. Free memory was 65.6MB in the beginning and 63.1MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 00:27:00,063 INFO L158 Benchmark]: Boogie Preprocessor took 40.23ms. Allocated memory is still 98.6MB. Free memory was 63.1MB in the beginning and 61.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:27:00,064 INFO L158 Benchmark]: RCFGBuilder took 738.89ms. Allocated memory is still 98.6MB. Free memory was 61.4MB in the beginning and 38.9MB in the end (delta: 22.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 00:27:00,065 INFO L158 Benchmark]: CodeCheck took 4496.35ms. Allocated memory was 98.6MB in the beginning and 134.2MB in the end (delta: 35.7MB). Free memory was 38.9MB in the beginning and 58.6MB in the end (delta: -19.7MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2021-11-23 00:27:00,066 INFO L158 Benchmark]: Witness Printer took 175.50ms. Allocated memory is still 134.2MB. Free memory was 57.5MB in the beginning and 53.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 00:27:00,069 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 10 procedures, 68 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.4s, 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, 2074 SdHoareTripleChecker+Valid, 3.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 717 mSDsluCounter, 1991 SdHoareTripleChecker+Invalid, 2.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1239 mSDsCounter, 410 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1830 IncrementalHoareTripleChecker+Invalid, 2240 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 410 mSolverCounterUnsat, 872 mSDtfsCounter, 1830 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3386 GetRequests, 3292 SyntacticMatches, 6 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2772 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 428 NumberOfCodeBlocks, 428 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 376 ConstructedInterpolants, 0 QuantifiedInterpolants, 880 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 6/6 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: 83]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L257] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L454] int cleanupTimeShifts = 4; [L564] int pumpRunning = 0; [L565] int systemActive = 1; [L888] int waterLevel = 1; [L889] int methaneLevelCritical = 0; [L535] int retValue_acc ; [L536] int tmp ; [L540] FCALL select_helpers() [L541] FCALL select_features() [L542] CALL, EXPR valid_product() [L878] int retValue_acc ; [L881] retValue_acc = 1 [L882] return (retValue_acc); [L542] RET, EXPR valid_product() [L542] tmp = valid_product() [L544] COND TRUE \read(tmp) [L546] FCALL setup() [L547] CALL runTest() [L526] CALL test() [L788] int splverifierCounter ; [L789] int tmp ; [L790] int tmp___0 ; [L791] int tmp___1 ; [L792] int tmp___2 ; [L795] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L797] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L799] COND TRUE splverifierCounter < 4 [L805] tmp = __VERIFIER_nondet_int() [L807] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=1] [L809] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L906] COND TRUE waterLevel < 2 [L907] waterLevel = waterLevel + 1 [L809] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=2] [L815] tmp___0 = __VERIFIER_nondet_int() [L817] 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] [L819] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L918] COND FALSE !(\read(methaneLevelCritical)) [L921] methaneLevelCritical = 1 [L819] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=-1, waterLevel=2] [L825] tmp___2 = __VERIFIER_nondet_int() [L827] COND TRUE \read(tmp___2) 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=33, tmp___2=1, waterLevel=2] [L840] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L571] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L578] COND TRUE \read(systemActive) [L580] CALL processEnvironment() [L652] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L655] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L670] CALL processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L626] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L629] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L644] CALL processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L600] int tmp ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L603] COND TRUE ! pumpRunning [L605] CALL, EXPR isHighWaterLevel() [L749] int retValue_acc ; [L750] int tmp ; [L751] int tmp___0 ; [L755] CALL, EXPR isHighWaterSensorDry() [L968] int retValue_acc ; [L971] COND FALSE !(waterLevel < 2) [L975] retValue_acc = 0 [L976] return (retValue_acc); [L755] RET, EXPR isHighWaterSensorDry() [L755] tmp = isHighWaterSensorDry() [L757] COND FALSE !(\read(tmp)) [L760] tmp___0 = 1 [L762] retValue_acc = tmp___0 [L763] return (retValue_acc); [L605] RET, EXPR isHighWaterLevel() [L605] tmp = isHighWaterLevel() [L607] COND TRUE \read(tmp) [L609] CALL activatePump() [L680] pumpRunning = 1 [L609] RET activatePump() [L644] RET processEnvironment__wrappee__highWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L670] RET processEnvironment__wrappee__lowWaterSensor() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L580] RET processEnvironment() [L586] 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] [L927] int retValue_acc ; [L930] retValue_acc = methaneLevelCritical [L931] 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() [L704] int retValue_acc ; [L707] retValue_acc = pumpRunning [L708] return (retValue_acc); [L63] RET, EXPR isPumpRunning() [L63] tmp___0 = isPumpRunning() [L65] COND TRUE \read(tmp___0) [L67] CALL __automaton_fail() [L83] 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 0.32ms. Allocated memory is still 98.6MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 608.83ms. Allocated memory is still 98.6MB. Free memory was 57.6MB in the beginning and 65.6MB in the end (delta: -8.0MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.57ms. Allocated memory is still 98.6MB. Free memory was 65.6MB in the beginning and 63.1MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.23ms. Allocated memory is still 98.6MB. Free memory was 63.1MB in the beginning and 61.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 738.89ms. Allocated memory is still 98.6MB. Free memory was 61.4MB in the beginning and 38.9MB in the end (delta: 22.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 4496.35ms. Allocated memory was 98.6MB in the beginning and 134.2MB in the end (delta: 35.7MB). Free memory was 38.9MB in the beginning and 58.6MB in the end (delta: -19.7MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. * Witness Printer took 175.50ms. Allocated memory is still 134.2MB. Free memory was 57.5MB in the beginning and 53.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2021-11-23 00:27:00,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a3e5f3-e342-4548-82cc-84e7226c8f61/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