./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product05.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b75caa5-336c-41b9-90df-414d62c064c4/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b75caa5-336c-41b9-90df-414d62c064c4/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b75caa5-336c-41b9-90df-414d62c064c4/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b75caa5-336c-41b9-90df-414d62c064c4/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product05.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b75caa5-336c-41b9-90df-414d62c064c4/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b75caa5-336c-41b9-90df-414d62c064c4/bin/ukojak-92XMlrwhuB --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 b58343dfed6fef80fe78f9243bbae3e5c0d1ca5dda43ba2e6616ff59c3704ff6 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:29:54,659 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:29:54,662 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:29:54,724 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:29:54,725 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:29:54,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:29:54,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:29:54,730 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:29:54,733 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:29:54,734 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:29:54,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:29:54,737 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:29:54,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:29:54,739 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:29:54,740 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:29:54,742 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:29:54,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:29:54,744 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:29:54,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:29:54,750 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:29:54,752 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:29:54,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:29:54,764 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:29:54,765 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:29:54,774 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:29:54,775 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:29:54,775 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:29:54,777 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:29:54,778 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:29:54,779 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:29:54,780 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:29:54,781 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:29:54,783 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:29:54,784 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:29:54,785 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:29:54,786 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:29:54,786 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:29:54,787 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:29:54,787 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:29:54,788 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:29:54,788 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:29:54,789 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b75caa5-336c-41b9-90df-414d62c064c4/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:29:54,824 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:29:54,825 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:29:54,826 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:29:54,826 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:29:54,827 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:29:54,827 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:29:54,827 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:29:54,828 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:29:54,828 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:29:54,828 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:29:54,828 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:29:54,829 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:29:54,829 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:29:54,829 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:29:54,829 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:29:54,830 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:29:54,830 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:29:54,830 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:29:54,830 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:29:54,831 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:29:54,831 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:29:54,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:54,831 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:29:54,832 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:29:54,832 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:29:54,832 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:29:54,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:29:54,833 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:29:54,845 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_6b75caa5-336c-41b9-90df-414d62c064c4/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b75caa5-336c-41b9-90df-414d62c064c4/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b58343dfed6fef80fe78f9243bbae3e5c0d1ca5dda43ba2e6616ff59c3704ff6 [2022-10-17 16:29:55,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:29:55,111 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:29:55,114 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:29:55,115 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:29:55,116 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:29:55,117 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b75caa5-336c-41b9-90df-414d62c064c4/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec2_product05.cil.c [2022-10-17 16:29:55,176 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b75caa5-336c-41b9-90df-414d62c064c4/bin/ukojak-92XMlrwhuB/data/d0d3da6a8/bb19d4e854264b008d22874e509c5c15/FLAG220957df5 [2022-10-17 16:29:55,643 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:29:55,644 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b75caa5-336c-41b9-90df-414d62c064c4/sv-benchmarks/c/product-lines/minepump_spec2_product05.cil.c [2022-10-17 16:29:55,679 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b75caa5-336c-41b9-90df-414d62c064c4/bin/ukojak-92XMlrwhuB/data/d0d3da6a8/bb19d4e854264b008d22874e509c5c15/FLAG220957df5 [2022-10-17 16:29:55,970 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b75caa5-336c-41b9-90df-414d62c064c4/bin/ukojak-92XMlrwhuB/data/d0d3da6a8/bb19d4e854264b008d22874e509c5c15 [2022-10-17 16:29:55,973 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:29:55,976 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:29:55,978 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:55,978 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:29:55,981 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:29:55,982 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:55" (1/1) ... [2022-10-17 16:29:55,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fc2d237 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:55, skipping insertion in model container [2022-10-17 16:29:55,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:55" (1/1) ... [2022-10-17 16:29:55,991 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:29:56,059 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:29:56,301 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_6b75caa5-336c-41b9-90df-414d62c064c4/sv-benchmarks/c/product-lines/minepump_spec2_product05.cil.c[7760,7773] [2022-10-17 16:29:56,401 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:56,413 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:29:56,470 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_6b75caa5-336c-41b9-90df-414d62c064c4/sv-benchmarks/c/product-lines/minepump_spec2_product05.cil.c[7760,7773] [2022-10-17 16:29:56,503 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:56,522 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:29:56,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:56 WrapperNode [2022-10-17 16:29:56,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:56,524 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:56,524 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:29:56,524 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:29:56,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:56" (1/1) ... [2022-10-17 16:29:56,549 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:56" (1/1) ... [2022-10-17 16:29:56,577 INFO L138 Inliner]: procedures = 51, calls = 149, calls flagged for inlining = 19, calls inlined = 16, statements flattened = 209 [2022-10-17 16:29:56,578 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:56,579 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:29:56,579 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:29:56,580 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:29:56,588 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:56" (1/1) ... [2022-10-17 16:29:56,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:56" (1/1) ... [2022-10-17 16:29:56,592 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:56" (1/1) ... [2022-10-17 16:29:56,592 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:56" (1/1) ... [2022-10-17 16:29:56,598 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:56" (1/1) ... [2022-10-17 16:29:56,603 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:56" (1/1) ... [2022-10-17 16:29:56,605 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:56" (1/1) ... [2022-10-17 16:29:56,606 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:56" (1/1) ... [2022-10-17 16:29:56,609 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:29:56,610 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:29:56,610 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:29:56,610 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:29:56,621 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:56" (1/1) ... [2022-10-17 16:29:56,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:56,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b75caa5-336c-41b9-90df-414d62c064c4/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:29:56,672 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b75caa5-336c-41b9-90df-414d62c064c4/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:29:56,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b75caa5-336c-41b9-90df-414d62c064c4/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:29:56,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:29:56,717 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:29:56,718 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:29:56,718 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:29:56,718 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:29:56,718 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:29:56,719 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:29:56,719 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:29:56,719 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:29:56,719 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:29:56,719 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:29:56,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:29:56,720 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:29:56,720 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:29:56,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:29:56,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:29:56,793 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:29:56,795 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:29:57,185 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:29:57,338 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:29:57,338 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:29:57,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:57 BoogieIcfgContainer [2022-10-17 16:29:57,346 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:29:57,350 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:29:57,350 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:29:57,363 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:29:57,363 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:57" (1/1) ... [2022-10-17 16:29:57,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:29:57,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:57,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 51 states and 67 transitions. [2022-10-17 16:29:57,485 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2022-10-17 16:29:57,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:29:57,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:57,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:57,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:57,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:57,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:57,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 51 states and 65 transitions. [2022-10-17 16:29:57,768 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2022-10-17 16:29:57,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:29:57,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:57,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:57,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:57,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:57,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:57,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 53 states and 68 transitions. [2022-10-17 16:29:57,924 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2022-10-17 16:29:57,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:29:57,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:57,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:57,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:58,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:58,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:58,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 62 states and 85 transitions. [2022-10-17 16:29:58,353 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 85 transitions. [2022-10-17 16:29:58,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:29:58,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:58,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:58,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:58,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:58,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:58,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 63 states and 86 transitions. [2022-10-17 16:29:58,573 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2022-10-17 16:29:58,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:29:58,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:58,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:58,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:58,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:58,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:58,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 64 states and 87 transitions. [2022-10-17 16:29:58,672 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2022-10-17 16:29:58,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:29:58,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:58,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:58,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:58,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:59,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:59,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 80 states and 117 transitions. [2022-10-17 16:29:59,214 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 117 transitions. [2022-10-17 16:29:59,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:29:59,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:59,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:59,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:59,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:29:59,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:59,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 90 states and 137 transitions. [2022-10-17 16:29:59,779 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 137 transitions. [2022-10-17 16:29:59,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:29:59,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:59,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:59,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:59,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:59,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:59,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 91 states and 138 transitions. [2022-10-17 16:29:59,893 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 138 transitions. [2022-10-17 16:29:59,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:29:59,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:59,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:59,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:59,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:30:00,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:00,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 92 states and 139 transitions. [2022-10-17 16:30:00,008 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 139 transitions. [2022-10-17 16:30:00,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:30:00,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:00,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:00,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:00,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:00,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:00,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 111 states and 180 transitions. [2022-10-17 16:30:00,994 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 180 transitions. [2022-10-17 16:30:00,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:30:00,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:00,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:01,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:01,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:30:01,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:01,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 117 states and 192 transitions. [2022-10-17 16:30:01,506 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 192 transitions. [2022-10-17 16:30:01,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:30:01,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:01,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:01,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:01,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:01,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:01,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 118 states and 193 transitions. [2022-10-17 16:30:01,651 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 193 transitions. [2022-10-17 16:30:01,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:30:01,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:01,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:01,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:01,701 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:30:01,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:01,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 123 states and 204 transitions. [2022-10-17 16:30:01,883 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 204 transitions. [2022-10-17 16:30:01,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:30:01,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:01,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:01,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:01,947 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:30:01,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:01,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 124 states and 205 transitions. [2022-10-17 16:30:01,983 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 205 transitions. [2022-10-17 16:30:01,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:30:01,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:01,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:02,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:02,385 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:30:03,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:03,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 127 states and 214 transitions. [2022-10-17 16:30:03,227 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 214 transitions. [2022-10-17 16:30:03,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:30:03,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:03,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:03,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:03,300 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:30:03,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:03,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 130 states and 220 transitions. [2022-10-17 16:30:03,519 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 220 transitions. [2022-10-17 16:30:03,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:30:03,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:03,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:03,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:03,678 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:30:04,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:04,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 137 states and 238 transitions. [2022-10-17 16:30:04,709 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 238 transitions. [2022-10-17 16:30:04,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:30:04,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:04,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:04,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:04,835 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:30:05,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:05,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 138 states and 241 transitions. [2022-10-17 16:30:05,061 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 241 transitions. [2022-10-17 16:30:05,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:30:05,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:05,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:05,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:05,130 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:30:05,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:05,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 140 states and 247 transitions. [2022-10-17 16:30:05,349 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 247 transitions. [2022-10-17 16:30:05,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:30:05,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:05,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:05,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:05,417 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:30:05,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:05,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 147 states and 265 transitions. [2022-10-17 16:30:05,661 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 265 transitions. [2022-10-17 16:30:05,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:30:05,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:05,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:05,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:05,740 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:30:07,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:07,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 160 states and 296 transitions. [2022-10-17 16:30:07,070 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 296 transitions. [2022-10-17 16:30:07,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:30:07,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:07,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:07,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:07,386 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:30:08,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:08,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 163 states and 305 transitions. [2022-10-17 16:30:08,239 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 305 transitions. [2022-10-17 16:30:08,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:30:08,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:08,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:08,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:08,320 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:30:08,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:08,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 164 states and 306 transitions. [2022-10-17 16:30:08,359 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 306 transitions. [2022-10-17 16:30:08,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:30:08,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:08,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:08,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:08,454 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:30:08,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:08,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 165 states and 307 transitions. [2022-10-17 16:30:08,495 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 307 transitions. [2022-10-17 16:30:08,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:30:08,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:08,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:08,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:08,573 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-10-17 16:30:08,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:08,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 168 states and 312 transitions. [2022-10-17 16:30:08,625 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 312 transitions. [2022-10-17 16:30:08,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:30:08,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:08,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:08,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:08,693 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-10-17 16:30:08,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:08,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 169 states and 313 transitions. [2022-10-17 16:30:08,742 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 313 transitions. [2022-10-17 16:30:08,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:30:08,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:08,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:08,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:08,814 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-10-17 16:30:08,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:08,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 58 states and 68 transitions. [2022-10-17 16:30:08,852 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 68 transitions. [2022-10-17 16:30:08,854 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 16:30:08,858 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 28 iterations. [2022-10-17 16:30:08,869 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-10-17 16:30:09,172 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:30:09,177 INFO L560 CodeCheckObserver]: Invariant with dag size 16 [2022-10-17 16:30:09,182 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:30:09,182 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:30:09,182 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:30:09,182 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:30:09,183 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2022-10-17 16:30:09,183 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:30:09,184 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:30:09,184 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:30:09,184 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2022-10-17 16:30:09,185 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:30:09,185 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:30:09,185 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:30:09,185 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:30:09,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:30:09 ImpRootNode [2022-10-17 16:30:09,186 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:30:09,186 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:30:09,186 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:30:09,187 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:30:09,187 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:57" (3/4) ... [2022-10-17 16:30:09,191 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 16:30:09,197 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-10-17 16:30:09,197 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-10-17 16:30:09,198 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2022-10-17 16:30:09,198 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-10-17 16:30:09,198 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-10-17 16:30:09,198 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-10-17 16:30:09,206 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2022-10-17 16:30:09,207 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-10-17 16:30:09,208 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-10-17 16:30:09,208 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-10-17 16:30:09,209 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 16:30:09,209 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:30:09,210 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:30:09,239 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || (!(methaneLevelCritical == 0) && !(methAndRunningLastTime == 0))) || 0 == systemActive [2022-10-17 16:30:09,281 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b75caa5-336c-41b9-90df-414d62c064c4/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:30:09,281 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:30:09,282 INFO L158 Benchmark]: Toolchain (without parser) took 13305.83ms. Allocated memory was 104.9MB in the beginning and 188.7MB in the end (delta: 83.9MB). Free memory was 81.5MB in the beginning and 69.2MB in the end (delta: 12.4MB). Peak memory consumption was 96.6MB. Max. memory is 16.1GB. [2022-10-17 16:30:09,282 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 86.0MB. Free memory is still 59.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:30:09,283 INFO L158 Benchmark]: CACSL2BoogieTranslator took 545.58ms. Allocated memory is still 104.9MB. Free memory was 81.2MB in the beginning and 69.0MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:30:09,283 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.35ms. Allocated memory is still 104.9MB. Free memory was 69.0MB in the beginning and 66.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:30:09,284 INFO L158 Benchmark]: Boogie Preprocessor took 30.46ms. Allocated memory is still 104.9MB. Free memory was 66.6MB in the beginning and 65.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:30:09,284 INFO L158 Benchmark]: RCFGBuilder took 736.65ms. Allocated memory is still 104.9MB. Free memory was 65.3MB in the beginning and 40.1MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-10-17 16:30:09,284 INFO L158 Benchmark]: CodeCheck took 11836.22ms. Allocated memory was 104.9MB in the beginning and 188.7MB in the end (delta: 83.9MB). Free memory was 39.7MB in the beginning and 73.3MB in the end (delta: -33.6MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2022-10-17 16:30:09,285 INFO L158 Benchmark]: Witness Printer took 94.94ms. Allocated memory is still 188.7MB. Free memory was 73.3MB in the beginning and 69.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:30:09,287 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 7 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.5s, OverallIterations: 28, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6783 SdHoareTripleChecker+Valid, 14.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3106 mSDsluCounter, 6830 SdHoareTripleChecker+Invalid, 12.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5412 mSDsCounter, 2382 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8819 IncrementalHoareTripleChecker+Invalid, 11201 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2382 mSolverCounterUnsat, 2368 mSDtfsCounter, 8819 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10568 GetRequests, 10372 SyntacticMatches, 0 SemanticMatches, 196 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16111 ImplicationChecksByTransitivity, 6.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 1096 NumberOfCodeBlocks, 1096 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 1069 ConstructedInterpolants, 0 QuantifiedInterpolants, 2023 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 27 InterpolantComputations, 22 PerfectInterpolantSequences, 343/356 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 520]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: ((pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || (!(methaneLevelCritical == 0) && !(methAndRunningLastTime == 0))) || 0 == systemActive - InvariantResult [Line: 310]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 520]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: !(tmp == 0) || tmp == methaneLevelCritical - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: ((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical == 0) && tmp == 1 - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 86.0MB. Free memory is still 59.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 545.58ms. Allocated memory is still 104.9MB. Free memory was 81.2MB in the beginning and 69.0MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.35ms. Allocated memory is still 104.9MB. Free memory was 69.0MB in the beginning and 66.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.46ms. Allocated memory is still 104.9MB. Free memory was 66.6MB in the beginning and 65.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 736.65ms. Allocated memory is still 104.9MB. Free memory was 65.3MB in the beginning and 40.1MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 11836.22ms. Allocated memory was 104.9MB in the beginning and 188.7MB in the end (delta: 83.9MB). Free memory was 39.7MB in the beginning and 73.3MB in the end (delta: -33.6MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Witness Printer took 94.94ms. Allocated memory is still 188.7MB. Free memory was 73.3MB in the beginning and 69.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-10-17 16:30:09,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b75caa5-336c-41b9-90df-414d62c064c4/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE