./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product17.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_c2b5d43c-f8b5-4660-9aa4-32892e5caf30/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b5d43c-f8b5-4660-9aa4-32892e5caf30/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_c2b5d43c-f8b5-4660-9aa4-32892e5caf30/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b5d43c-f8b5-4660-9aa4-32892e5caf30/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b5d43c-f8b5-4660-9aa4-32892e5caf30/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_c2b5d43c-f8b5-4660-9aa4-32892e5caf30/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 aad3ab8030ba6efc9aa26d5b15397d543c60fbb947c2251c044256001907063f --- 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 16:28:59,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:28:59,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:28:59,587 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:28:59,588 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:28:59,593 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:28:59,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:28:59,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:28:59,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:28:59,610 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:28:59,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:28:59,614 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:28:59,614 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:28:59,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:28:59,622 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:28:59,624 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:28:59,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:28:59,627 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:28:59,629 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:28:59,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:28:59,640 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:28:59,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:28:59,647 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:28:59,648 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:28:59,653 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:28:59,653 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:28:59,653 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:28:59,656 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:28:59,656 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:28:59,657 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:28:59,658 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:28:59,659 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:28:59,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:28:59,662 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:28:59,663 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:28:59,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:28:59,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:28:59,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:28:59,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:28:59,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:28:59,666 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:28:59,667 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b5d43c-f8b5-4660-9aa4-32892e5caf30/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:28:59,707 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:28:59,708 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:28:59,709 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:28:59,709 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:28:59,710 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:28:59,710 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:28:59,710 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:28:59,711 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:28:59,711 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:28:59,711 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:28:59,712 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:28:59,712 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:28:59,713 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:28:59,713 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:28:59,713 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:28:59,713 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:28:59,714 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:28:59,714 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:28:59,714 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:28:59,714 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:28:59,715 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:28:59,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:28:59,715 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:28:59,715 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:28:59,715 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:28:59,716 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:28:59,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:28:59,718 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:28:59,718 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_c2b5d43c-f8b5-4660-9aa4-32892e5caf30/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b5d43c-f8b5-4660-9aa4-32892e5caf30/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aad3ab8030ba6efc9aa26d5b15397d543c60fbb947c2251c044256001907063f [2022-10-17 16:29:00,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:29:00,031 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:29:00,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:29:00,035 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:29:00,037 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:29:00,039 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b5d43c-f8b5-4660-9aa4-32892e5caf30/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c [2022-10-17 16:29:00,106 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b5d43c-f8b5-4660-9aa4-32892e5caf30/bin/ukojak-92XMlrwhuB/data/6646e1e6d/97f5aa16e23648ba8254fa3d187a8b9c/FLAG6499a5a3b [2022-10-17 16:29:00,711 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:29:00,712 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b5d43c-f8b5-4660-9aa4-32892e5caf30/sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c [2022-10-17 16:29:00,730 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b5d43c-f8b5-4660-9aa4-32892e5caf30/bin/ukojak-92XMlrwhuB/data/6646e1e6d/97f5aa16e23648ba8254fa3d187a8b9c/FLAG6499a5a3b [2022-10-17 16:29:00,973 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b5d43c-f8b5-4660-9aa4-32892e5caf30/bin/ukojak-92XMlrwhuB/data/6646e1e6d/97f5aa16e23648ba8254fa3d187a8b9c [2022-10-17 16:29:00,976 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:29:00,978 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:29:00,979 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:00,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:29:00,988 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:29:00,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:00" (1/1) ... [2022-10-17 16:29:00,990 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a6fc746 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:00, skipping insertion in model container [2022-10-17 16:29:00,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:00" (1/1) ... [2022-10-17 16:29:00,998 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:29:01,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:29:01,337 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_c2b5d43c-f8b5-4660-9aa4-32892e5caf30/sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c[13023,13036] [2022-10-17 16:29:01,376 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:01,393 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:29:01,461 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_c2b5d43c-f8b5-4660-9aa4-32892e5caf30/sv-benchmarks/c/product-lines/minepump_spec1_product17.cil.c[13023,13036] [2022-10-17 16:29:01,480 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:01,498 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:29:01,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:01 WrapperNode [2022-10-17 16:29:01,498 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:01,500 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:01,500 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:29:01,500 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:29:01,509 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:01" (1/1) ... [2022-10-17 16:29:01,526 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:01" (1/1) ... [2022-10-17 16:29:01,573 INFO L138 Inliner]: procedures = 52, calls = 149, calls flagged for inlining = 19, calls inlined = 16, statements flattened = 213 [2022-10-17 16:29:01,573 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:01,574 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:29:01,574 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:29:01,574 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:29:01,585 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:01" (1/1) ... [2022-10-17 16:29:01,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:01" (1/1) ... [2022-10-17 16:29:01,608 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:01" (1/1) ... [2022-10-17 16:29:01,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:01" (1/1) ... [2022-10-17 16:29:01,614 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:01" (1/1) ... [2022-10-17 16:29:01,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:01" (1/1) ... [2022-10-17 16:29:01,621 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:01" (1/1) ... [2022-10-17 16:29:01,623 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:01" (1/1) ... [2022-10-17 16:29:01,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:29:01,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:29:01,637 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:29:01,638 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:29:01,639 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:01" (1/1) ... [2022-10-17 16:29:01,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:01,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b5d43c-f8b5-4660-9aa4-32892e5caf30/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:29:01,670 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b5d43c-f8b5-4660-9aa4-32892e5caf30/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:29:01,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b5d43c-f8b5-4660-9aa4-32892e5caf30/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:29:01,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:29:01,710 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:29:01,711 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:29:01,711 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:29:01,711 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:29:01,711 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:29:01,712 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:29:01,712 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:29:01,712 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:29:01,712 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:29:01,712 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:29:01,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:29:01,713 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:29:01,713 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:29:01,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:29:01,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:29:01,785 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:29:01,788 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:29:02,161 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:29:02,317 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:29:02,318 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:29:02,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:02 BoogieIcfgContainer [2022-10-17 16:29:02,321 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:29:02,323 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:29:02,323 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:29:02,333 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:29:02,333 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:02" (1/1) ... [2022-10-17 16:29:02,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:29:02,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:02,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 48 states and 62 transitions. [2022-10-17 16:29:02,451 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2022-10-17 16:29:02,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:29:02,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:02,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:02,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:02,735 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 16:29:02,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:02,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 48 states and 60 transitions. [2022-10-17 16:29:02,818 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 60 transitions. [2022-10-17 16:29:02,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:29:02,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:02,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:02,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:02,992 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 16:29:03,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:03,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 50 states and 63 transitions. [2022-10-17 16:29:03,022 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 63 transitions. [2022-10-17 16:29:03,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:29:03,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:03,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:03,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:03,282 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 16:29:03,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:03,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 59 states and 80 transitions. [2022-10-17 16:29:03,430 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 80 transitions. [2022-10-17 16:29:03,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:29:03,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:03,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:03,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:03,583 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 16:29:03,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:03,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 60 states and 81 transitions. [2022-10-17 16:29:03,614 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2022-10-17 16:29:03,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:29:03,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:03,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:03,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:03,777 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 16:29:03,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:03,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 61 states and 82 transitions. [2022-10-17 16:29:03,803 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 82 transitions. [2022-10-17 16:29:03,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:29:03,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:03,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:03,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:03,882 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 16:29:04,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:04,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 71 states and 102 transitions. [2022-10-17 16:29:04,236 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 102 transitions. [2022-10-17 16:29:04,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:29:04,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:04,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:04,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:04,391 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 16:29:04,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:04,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 87 states and 133 transitions. [2022-10-17 16:29:04,944 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 133 transitions. [2022-10-17 16:29:04,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:29:04,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:04,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:04,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:05,011 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 16:29:05,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:05,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 88 states and 134 transitions. [2022-10-17 16:29:05,032 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 134 transitions. [2022-10-17 16:29:05,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:29:05,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:05,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:05,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:05,154 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 16:29:05,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:05,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 94 states and 142 transitions. [2022-10-17 16:29:05,551 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 142 transitions. [2022-10-17 16:29:05,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:29:05,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:05,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:05,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:05,654 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 16:29:05,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:05,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 95 states and 143 transitions. [2022-10-17 16:29:05,689 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 143 transitions. [2022-10-17 16:29:05,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:29:05,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:05,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:05,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:05,777 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 16:29:05,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:05,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 100 states and 152 transitions. [2022-10-17 16:29:05,918 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 152 transitions. [2022-10-17 16:29:05,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:29:05,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:05,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:05,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:06,480 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 16:29:07,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:07,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 103 states and 161 transitions. [2022-10-17 16:29:07,362 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 161 transitions. [2022-10-17 16:29:07,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:29:07,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:07,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:07,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:07,457 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 16:29:07,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:07,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 104 states and 164 transitions. [2022-10-17 16:29:07,573 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 164 transitions. [2022-10-17 16:29:07,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:29:07,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:07,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:07,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:07,748 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 16:29:07,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:07,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 105 states and 165 transitions. [2022-10-17 16:29:07,777 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 165 transitions. [2022-10-17 16:29:07,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:29:07,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:07,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:07,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:07,834 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 16:29:08,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:08,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 108 states and 171 transitions. [2022-10-17 16:29:08,008 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 171 transitions. [2022-10-17 16:29:08,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:29:08,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:08,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:08,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:08,187 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:29:09,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:09,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 115 states and 187 transitions. [2022-10-17 16:29:09,442 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 187 transitions. [2022-10-17 16:29:09,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:29:09,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:09,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:09,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:09,598 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:29:11,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:11,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 123 states and 203 transitions. [2022-10-17 16:29:11,096 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 203 transitions. [2022-10-17 16:29:11,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:29:11,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:11,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:11,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:11,182 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 16:29:11,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:11,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 126 states and 206 transitions. [2022-10-17 16:29:11,243 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 206 transitions. [2022-10-17 16:29:11,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:29:11,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:11,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:11,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:11,334 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 16:29:11,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:11,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 51 states and 61 transitions. [2022-10-17 16:29:11,401 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2022-10-17 16:29:11,402 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 16:29:11,402 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2022-10-17 16:29:11,414 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-10-17 16:29:11,649 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:29:11,654 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2022-10-17 16:29:11,659 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2022-10-17 16:29:11,660 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:29:11,660 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:29:11,660 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:29:11,660 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:29:11,660 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:29:11,661 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2022-10-17 16:29:11,662 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:29:11,662 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2022-10-17 16:29:11,663 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:29:11,663 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:29:11,664 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:29:11,664 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:29:11,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:29:11 ImpRootNode [2022-10-17 16:29:11,665 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:29:11,665 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:29:11,665 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:29:11,666 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:29:11,666 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:02" (3/4) ... [2022-10-17 16:29:11,670 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 16:29:11,677 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-10-17 16:29:11,677 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-10-17 16:29:11,677 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-10-17 16:29:11,677 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-10-17 16:29:11,678 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2022-10-17 16:29:11,678 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-10-17 16:29:11,687 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 69 nodes and edges [2022-10-17 16:29:11,688 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-10-17 16:29:11,689 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-10-17 16:29:11,689 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-10-17 16:29:11,690 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 16:29:11,691 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:29:11,692 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:29:11,724 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || 0 == systemActive [2022-10-17 16:29:11,726 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) || !(pumpRunning == 0) [2022-10-17 16:29:11,770 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b5d43c-f8b5-4660-9aa4-32892e5caf30/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:29:11,777 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:29:11,778 INFO L158 Benchmark]: Toolchain (without parser) took 10800.38ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 78.5MB in the beginning and 61.5MB in the end (delta: 17.0MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2022-10-17 16:29:11,779 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 81.8MB. Free memory is still 38.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:29:11,779 INFO L158 Benchmark]: CACSL2BoogieTranslator took 519.49ms. Allocated memory is still 111.1MB. Free memory was 78.2MB in the beginning and 76.9MB in the end (delta: 1.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:29:11,780 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.86ms. Allocated memory is still 111.1MB. Free memory was 76.9MB in the beginning and 74.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:29:11,780 INFO L158 Benchmark]: Boogie Preprocessor took 62.24ms. Allocated memory is still 111.1MB. Free memory was 74.8MB in the beginning and 73.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:29:11,781 INFO L158 Benchmark]: RCFGBuilder took 684.52ms. Allocated memory is still 111.1MB. Free memory was 73.2MB in the beginning and 46.8MB in the end (delta: 26.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-10-17 16:29:11,781 INFO L158 Benchmark]: CodeCheck took 9341.85ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 46.8MB in the beginning and 65.7MB in the end (delta: -19.0MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2022-10-17 16:29:11,787 INFO L158 Benchmark]: Witness Printer took 112.15ms. Allocated memory is still 138.4MB. Free memory was 65.7MB in the beginning and 61.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:29:11,790 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, 48 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.0s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3341 SdHoareTripleChecker+Valid, 8.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1379 mSDsluCounter, 3009 SdHoareTripleChecker+Invalid, 7.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2140 mSDsCounter, 1014 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3859 IncrementalHoareTripleChecker+Invalid, 4873 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1014 mSolverCounterUnsat, 1171 mSDtfsCounter, 3859 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5901 GetRequests, 5766 SyntacticMatches, 1 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6479 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 665 NumberOfCodeBlocks, 665 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 646 ConstructedInterpolants, 0 QuantifiedInterpolants, 1223 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 15 PerfectInterpolantSequences, 173/181 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: 553]: 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: 598]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) || !(pumpRunning == 0) - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || 0 == systemActive - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 805]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || !(tmp == 0) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && tmp == 1) && tmp == systemActive - InvariantResult [Line: 457]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 447]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 81.8MB. Free memory is still 38.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 519.49ms. Allocated memory is still 111.1MB. Free memory was 78.2MB in the beginning and 76.9MB in the end (delta: 1.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.86ms. Allocated memory is still 111.1MB. Free memory was 76.9MB in the beginning and 74.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.24ms. Allocated memory is still 111.1MB. Free memory was 74.8MB in the beginning and 73.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 684.52ms. Allocated memory is still 111.1MB. Free memory was 73.2MB in the beginning and 46.8MB in the end (delta: 26.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * CodeCheck took 9341.85ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 46.8MB in the beginning and 65.7MB in the end (delta: -19.0MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * Witness Printer took 112.15ms. Allocated memory is still 138.4MB. Free memory was 65.7MB in the beginning and 61.5MB 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 16:29:11,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2b5d43c-f8b5-4660-9aa4-32892e5caf30/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