./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product24.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_77bd4d1d-8f56-418d-902b-69258ce7b2f8/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77bd4d1d-8f56-418d-902b-69258ce7b2f8/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_77bd4d1d-8f56-418d-902b-69258ce7b2f8/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77bd4d1d-8f56-418d-902b-69258ce7b2f8/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77bd4d1d-8f56-418d-902b-69258ce7b2f8/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_77bd4d1d-8f56-418d-902b-69258ce7b2f8/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 31d3a3aeaf14432da9165203c4752dfec5aaba4c58389408b391b2b6f44be3f5 --- 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 16:44:29,198 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:44:29,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:44:29,255 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:44:29,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:44:29,260 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:44:29,264 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:44:29,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:44:29,274 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:44:29,280 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:44:29,282 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:44:29,285 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:44:29,286 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:44:29,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:44:29,291 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:44:29,294 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:44:29,296 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:44:29,298 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:44:29,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:44:29,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:44:29,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:44:29,313 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:44:29,317 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:44:29,319 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:44:29,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:44:29,330 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:44:29,331 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:44:29,333 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:44:29,334 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:44:29,336 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:44:29,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:44:29,338 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:44:29,340 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:44:29,342 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:44:29,344 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:44:29,345 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:44:29,346 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:44:29,346 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:44:29,347 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:44:29,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:44:29,349 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:44:29,351 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77bd4d1d-8f56-418d-902b-69258ce7b2f8/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:44:29,402 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:44:29,404 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:44:29,406 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:44:29,406 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:44:29,407 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:44:29,407 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:44:29,408 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:44:29,408 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:44:29,408 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:44:29,408 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:44:29,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:44:29,410 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:44:29,411 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:44:29,411 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:44:29,411 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:44:29,412 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:44:29,412 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:44:29,412 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:44:29,412 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:44:29,413 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:44:29,413 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:44:29,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:29,414 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:44:29,414 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:44:29,414 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:44:29,414 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:44:29,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:44:29,417 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:44:29,417 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_77bd4d1d-8f56-418d-902b-69258ce7b2f8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77bd4d1d-8f56-418d-902b-69258ce7b2f8/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31d3a3aeaf14432da9165203c4752dfec5aaba4c58389408b391b2b6f44be3f5 [2022-10-17 16:44:29,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:44:29,724 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:44:29,727 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:44:29,729 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:44:29,730 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:44:29,732 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77bd4d1d-8f56-418d-902b-69258ce7b2f8/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2022-10-17 16:44:29,802 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77bd4d1d-8f56-418d-902b-69258ce7b2f8/bin/ukojak-92XMlrwhuB/data/df115b3b1/628897234dd14bfca4ce8eff23fa45a6/FLAGbe4700bbf [2022-10-17 16:44:30,414 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:44:30,416 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77bd4d1d-8f56-418d-902b-69258ce7b2f8/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c [2022-10-17 16:44:30,439 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77bd4d1d-8f56-418d-902b-69258ce7b2f8/bin/ukojak-92XMlrwhuB/data/df115b3b1/628897234dd14bfca4ce8eff23fa45a6/FLAGbe4700bbf [2022-10-17 16:44:30,725 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77bd4d1d-8f56-418d-902b-69258ce7b2f8/bin/ukojak-92XMlrwhuB/data/df115b3b1/628897234dd14bfca4ce8eff23fa45a6 [2022-10-17 16:44:30,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:44:30,733 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:44:30,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:30,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:44:30,754 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:44:30,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:30" (1/1) ... [2022-10-17 16:44:30,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44fab1a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:30, skipping insertion in model container [2022-10-17 16:44:30,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:30" (1/1) ... [2022-10-17 16:44:30,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:44:30,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:44:31,176 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_77bd4d1d-8f56-418d-902b-69258ce7b2f8/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c[13075,13088] [2022-10-17 16:44:31,266 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:31,281 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:44:31,387 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_77bd4d1d-8f56-418d-902b-69258ce7b2f8/sv-benchmarks/c/product-lines/minepump_spec1_product24.cil.c[13075,13088] [2022-10-17 16:44:31,404 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:31,425 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:44:31,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:31 WrapperNode [2022-10-17 16:44:31,426 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:31,428 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:31,428 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:44:31,430 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:44:31,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:31" (1/1) ... [2022-10-17 16:44:31,466 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:31" (1/1) ... [2022-10-17 16:44:31,505 INFO L138 Inliner]: procedures = 55, calls = 156, calls flagged for inlining = 21, calls inlined = 18, statements flattened = 239 [2022-10-17 16:44:31,505 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:31,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:44:31,506 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:44:31,506 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:44:31,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:31" (1/1) ... [2022-10-17 16:44:31,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:31" (1/1) ... [2022-10-17 16:44:31,529 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:31" (1/1) ... [2022-10-17 16:44:31,535 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:31" (1/1) ... [2022-10-17 16:44:31,541 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:31" (1/1) ... [2022-10-17 16:44:31,547 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:31" (1/1) ... [2022-10-17 16:44:31,553 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:31" (1/1) ... [2022-10-17 16:44:31,560 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:31" (1/1) ... [2022-10-17 16:44:31,562 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:44:31,563 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:44:31,564 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:44:31,564 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:44:31,570 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:31" (1/1) ... [2022-10-17 16:44:31,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:31,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77bd4d1d-8f56-418d-902b-69258ce7b2f8/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:44:31,603 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77bd4d1d-8f56-418d-902b-69258ce7b2f8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:44:31,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77bd4d1d-8f56-418d-902b-69258ce7b2f8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:44:31,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:44:31,651 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:44:31,651 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:44:31,651 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:44:31,652 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:44:31,652 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:44:31,652 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:44:31,652 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:44:31,652 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:44:31,652 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:44:31,653 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:44:31,653 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2022-10-17 16:44:31,653 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2022-10-17 16:44:31,653 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-10-17 16:44:31,653 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-10-17 16:44:31,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:44:31,654 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:44:31,654 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:44:31,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:44:31,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:44:31,732 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:44:31,735 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:44:32,267 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:44:32,341 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:44:32,341 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:44:32,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:44:32 BoogieIcfgContainer [2022-10-17 16:44:32,344 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:44:32,345 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:44:32,346 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:44:32,357 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:44:32,357 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:44:32" (1/1) ... [2022-10-17 16:44:32,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:44:32,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:32,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 66 states and 89 transitions. [2022-10-17 16:44:32,443 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 89 transitions. [2022-10-17 16:44:32,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:44:32,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:32,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:32,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:32,740 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 16:44:32,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:32,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 66 states and 87 transitions. [2022-10-17 16:44:32,796 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 87 transitions. [2022-10-17 16:44:32,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:44:32,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:32,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:32,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:32,941 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 16:44:32,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:32,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 68 states and 90 transitions. [2022-10-17 16:44:32,981 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 90 transitions. [2022-10-17 16:44:32,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:44:32,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:32,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:33,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:33,199 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 16:44:33,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:33,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 71 states and 96 transitions. [2022-10-17 16:44:33,300 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 96 transitions. [2022-10-17 16:44:33,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:44:33,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:33,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:33,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:33,429 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 16:44:33,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:33,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 79 states and 110 transitions. [2022-10-17 16:44:33,615 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 110 transitions. [2022-10-17 16:44:33,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:44:33,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:33,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:33,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:33,803 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 16:44:33,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:33,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 80 states and 111 transitions. [2022-10-17 16:44:33,840 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 111 transitions. [2022-10-17 16:44:33,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:44:33,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:33,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:33,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:33,975 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 16:44:33,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:33,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 81 states and 112 transitions. [2022-10-17 16:44:33,997 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 112 transitions. [2022-10-17 16:44:34,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:44:34,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:34,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:34,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:34,187 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 16:44:34,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:34,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 98 states and 146 transitions. [2022-10-17 16:44:34,750 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 146 transitions. [2022-10-17 16:44:34,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:44:34,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:34,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:34,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:34,864 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 16:44:34,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:34,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 99 states and 147 transitions. [2022-10-17 16:44:34,888 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 147 transitions. [2022-10-17 16:44:34,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:44:34,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:34,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:34,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:35,145 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 16:44:36,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:36,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 118 states and 182 transitions. [2022-10-17 16:44:36,365 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 182 transitions. [2022-10-17 16:44:36,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:44:36,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:36,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:36,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:36,407 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 16:44:36,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:36,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 122 states and 188 transitions. [2022-10-17 16:44:36,572 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 188 transitions. [2022-10-17 16:44:36,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:44:36,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:36,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:36,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:36,673 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 16:44:36,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:36,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 128 states and 201 transitions. [2022-10-17 16:44:36,748 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 201 transitions. [2022-10-17 16:44:36,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:44:36,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:36,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:36,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:36,966 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 16:44:37,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:37,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 135 states and 219 transitions. [2022-10-17 16:44:37,084 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 219 transitions. [2022-10-17 16:44:37,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:44:37,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:37,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:37,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:37,137 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 16:44:37,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:37,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 139 states and 228 transitions. [2022-10-17 16:44:37,182 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 228 transitions. [2022-10-17 16:44:37,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:44:37,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:37,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:37,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:37,241 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 16:44:37,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:37,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 140 states and 229 transitions. [2022-10-17 16:44:37,273 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 229 transitions. [2022-10-17 16:44:37,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:44:37,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:37,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:37,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:37,382 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 16:44:37,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:37,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 142 states and 234 transitions. [2022-10-17 16:44:37,618 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 234 transitions. [2022-10-17 16:44:37,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:44:37,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:37,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:37,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:37,722 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 16:44:37,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:37,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 140 states and 228 transitions. [2022-10-17 16:44:37,757 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 228 transitions. [2022-10-17 16:44:37,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:44:37,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:37,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:37,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:37,846 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 16:44:38,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:38,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 149 states and 246 transitions. [2022-10-17 16:44:38,430 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 246 transitions. [2022-10-17 16:44:38,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:44:38,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:38,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:38,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:38,480 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 16:44:38,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:38,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 150 states and 247 transitions. [2022-10-17 16:44:38,509 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 247 transitions. [2022-10-17 16:44:38,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:44:38,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:38,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:38,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:38,910 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 16:44:39,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:39,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 153 states and 253 transitions. [2022-10-17 16:44:39,728 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 253 transitions. [2022-10-17 16:44:39,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:44:39,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:39,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:39,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:39,792 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 16:44:40,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:40,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 160 states and 268 transitions. [2022-10-17 16:44:40,438 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 268 transitions. [2022-10-17 16:44:40,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:44:40,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:40,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:40,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:40,527 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:44:40,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:40,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 168 states and 280 transitions. [2022-10-17 16:44:40,784 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 280 transitions. [2022-10-17 16:44:40,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:44:40,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:40,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:40,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:40,832 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 16:44:40,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:40,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 169 states and 282 transitions. [2022-10-17 16:44:40,866 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 282 transitions. [2022-10-17 16:44:40,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:44:40,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:40,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:40,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:40,920 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 16:44:40,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:40,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 170 states and 284 transitions. [2022-10-17 16:44:40,966 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 284 transitions. [2022-10-17 16:44:40,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:44:40,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:40,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:40,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:41,057 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:44:41,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:41,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 171 states and 285 transitions. [2022-10-17 16:44:41,087 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 285 transitions. [2022-10-17 16:44:41,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:44:41,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:41,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:41,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:41,234 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:44:42,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:42,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 188 states and 319 transitions. [2022-10-17 16:44:42,931 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 319 transitions. [2022-10-17 16:44:42,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:44:42,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:42,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:42,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:43,077 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:44:44,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:44,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 198 states and 338 transitions. [2022-10-17 16:44:44,697 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 338 transitions. [2022-10-17 16:44:44,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:44:44,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:44,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:44,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:44,837 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:44:44,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:44,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 199 states and 339 transitions. [2022-10-17 16:44:44,884 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 339 transitions. [2022-10-17 16:44:44,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:44:44,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:44,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:44,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:44,944 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:44:44,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:44,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 202 states and 342 transitions. [2022-10-17 16:44:44,980 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 342 transitions. [2022-10-17 16:44:44,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:44:44,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:44,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:45,104 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:44:45,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:45,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 203 states and 343 transitions. [2022-10-17 16:44:45,138 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 343 transitions. [2022-10-17 16:44:45,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:44:45,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:45,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:45,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:45,221 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:44:45,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:45,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 209 states and 352 transitions. [2022-10-17 16:44:45,647 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 352 transitions. [2022-10-17 16:44:45,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:44:45,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:45,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:45,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:45,712 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:44:46,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:46,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 210 states and 355 transitions. [2022-10-17 16:44:46,228 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 355 transitions. [2022-10-17 16:44:46,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:44:46,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:46,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:46,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:46,335 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:44:47,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:47,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 217 states and 366 transitions. [2022-10-17 16:44:47,158 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 366 transitions. [2022-10-17 16:44:47,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:44:47,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:47,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:47,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:47,260 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:44:47,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:47,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 218 states and 367 transitions. [2022-10-17 16:44:47,327 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 367 transitions. [2022-10-17 16:44:47,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:44:47,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:47,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:47,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:47,386 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:44:47,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:47,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 224 states and 376 transitions. [2022-10-17 16:44:47,554 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 376 transitions. [2022-10-17 16:44:47,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:44:47,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:47,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:47,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:47,606 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:44:47,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:47,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 225 states and 377 transitions. [2022-10-17 16:44:47,636 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 377 transitions. [2022-10-17 16:44:47,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:44:47,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:47,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:47,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:47,695 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:44:47,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:47,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 226 states and 380 transitions. [2022-10-17 16:44:47,998 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 380 transitions. [2022-10-17 16:44:48,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:44:48,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:48,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:48,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:48,073 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:44:48,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:48,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 229 states and 383 transitions. [2022-10-17 16:44:48,112 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 383 transitions. [2022-10-17 16:44:48,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:44:48,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:48,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:48,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:48,168 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-10-17 16:44:48,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:48,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 232 states and 387 transitions. [2022-10-17 16:44:48,204 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 387 transitions. [2022-10-17 16:44:48,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:44:48,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:48,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:48,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:48,255 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-10-17 16:44:48,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:48,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 233 states and 388 transitions. [2022-10-17 16:44:48,287 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 388 transitions. [2022-10-17 16:44:48,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:44:48,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:48,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:48,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:48,343 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:44:48,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:48,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 236 states and 393 transitions. [2022-10-17 16:44:48,382 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 393 transitions. [2022-10-17 16:44:48,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:44:48,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:48,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:48,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:48,433 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-10-17 16:44:48,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:48,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 237 states and 394 transitions. [2022-10-17 16:44:48,492 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 394 transitions. [2022-10-17 16:44:48,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 16:44:48,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:48,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:48,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:48,556 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2022-10-17 16:44:48,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:48,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 103 states and 136 transitions. [2022-10-17 16:44:48,595 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 136 transitions. [2022-10-17 16:44:48,595 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 16:44:48,596 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 43 iterations. [2022-10-17 16:44:48,613 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-10-17 16:44:48,887 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:44:48,892 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2022-10-17 16:44:48,898 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:44:48,898 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:44:48,898 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:44:48,899 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2022-10-17 16:44:48,899 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2022-10-17 16:44:48,900 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:44:48,900 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:44:48,900 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:44:48,900 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:44:48,900 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:44:48,901 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:44:48,901 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:44:48,901 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:44:48,901 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:44:48,901 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-10-17 16:44:48,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:44:48 ImpRootNode [2022-10-17 16:44:48,904 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:44:48,905 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:44:48,905 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:44:48,907 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:44:48,908 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:44:32" (3/4) ... [2022-10-17 16:44:48,912 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 16:44:48,916 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-10-17 16:44:48,916 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-10-17 16:44:48,917 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-10-17 16:44:48,917 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-10-17 16:44:48,917 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-10-17 16:44:48,917 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2022-10-17 16:44:48,918 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-10-17 16:44:48,918 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2022-10-17 16:44:48,937 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 71 nodes and edges [2022-10-17 16:44:48,942 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-10-17 16:44:48,943 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-10-17 16:44:48,944 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-10-17 16:44:48,945 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 16:44:48,945 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:44:48,946 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:44:48,974 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || (!(pumpRunning == 0) && !(methaneLevelCritical == 0))) || (!(pumpRunning == 0) && !(0 == systemActive)) [2022-10-17 16:44:48,976 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2022-10-17 16:44:49,025 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77bd4d1d-8f56-418d-902b-69258ce7b2f8/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:44:49,026 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:44:49,027 INFO L158 Benchmark]: Toolchain (without parser) took 18293.17ms. Allocated memory was 94.4MB in the beginning and 218.1MB in the end (delta: 123.7MB). Free memory was 74.5MB in the beginning and 130.6MB in the end (delta: -56.1MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. [2022-10-17 16:44:49,027 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 77.6MB. Free memory was 56.0MB in the beginning and 55.9MB in the end (delta: 86.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:44:49,028 INFO L158 Benchmark]: CACSL2BoogieTranslator took 676.25ms. Allocated memory is still 94.4MB. Free memory was 74.2MB in the beginning and 60.7MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:44:49,028 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.54ms. Allocated memory is still 94.4MB. Free memory was 60.7MB in the beginning and 58.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:44:49,029 INFO L158 Benchmark]: Boogie Preprocessor took 56.97ms. Allocated memory is still 94.4MB. Free memory was 58.3MB in the beginning and 56.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:44:49,030 INFO L158 Benchmark]: RCFGBuilder took 781.05ms. Allocated memory is still 94.4MB. Free memory was 56.5MB in the beginning and 62.6MB in the end (delta: -6.1MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2022-10-17 16:44:49,030 INFO L158 Benchmark]: CodeCheck took 16559.10ms. Allocated memory was 94.4MB in the beginning and 218.1MB in the end (delta: 123.7MB). Free memory was 62.1MB in the beginning and 135.9MB in the end (delta: -73.8MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. [2022-10-17 16:44:49,031 INFO L158 Benchmark]: Witness Printer took 121.10ms. Allocated memory is still 218.1MB. Free memory was 135.9MB in the beginning and 130.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:44:49,034 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 9 procedures, 66 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 16.2s, OverallIterations: 43, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16328 SdHoareTripleChecker+Valid, 34.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8280 mSDsluCounter, 18049 SdHoareTripleChecker+Invalid, 27.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 13588 mSDsCounter, 5584 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18970 IncrementalHoareTripleChecker+Invalid, 24554 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5584 mSolverCounterUnsat, 5045 mSDtfsCounter, 18970 mSolverCounterSat, 0.8s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 17371 GetRequests, 17139 SyntacticMatches, 6 SemanticMatches, 226 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20775 ImplicationChecksByTransitivity, 9.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.6s InterpolantComputationTime, 1809 NumberOfCodeBlocks, 1809 NumberOfCodeBlocksAsserted, 42 NumberOfCheckSat, 1767 ConstructedInterpolants, 0 QuantifiedInterpolants, 3627 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 42 InterpolantComputations, 37 PerfectInterpolantSequences, 603/630 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: 544]: 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: 623]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || (!(pumpRunning == 0) && !(methaneLevelCritical == 0))) || (!(pumpRunning == 0) && !(0 == systemActive)) - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 544]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && tmp == 1) && tmp == systemActive - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: !(tmp == 0) || tmp == methaneLevelCritical - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 563]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 905]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 77.6MB. Free memory was 56.0MB in the beginning and 55.9MB in the end (delta: 86.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 676.25ms. Allocated memory is still 94.4MB. Free memory was 74.2MB in the beginning and 60.7MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.54ms. Allocated memory is still 94.4MB. Free memory was 60.7MB in the beginning and 58.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.97ms. Allocated memory is still 94.4MB. Free memory was 58.3MB in the beginning and 56.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 781.05ms. Allocated memory is still 94.4MB. Free memory was 56.5MB in the beginning and 62.6MB in the end (delta: -6.1MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * CodeCheck took 16559.10ms. Allocated memory was 94.4MB in the beginning and 218.1MB in the end (delta: 123.7MB). Free memory was 62.1MB in the beginning and 135.9MB in the end (delta: -73.8MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. * Witness Printer took 121.10ms. Allocated memory is still 218.1MB. Free memory was 135.9MB in the beginning and 130.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-10-17 16:44:49,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77bd4d1d-8f56-418d-902b-69258ce7b2f8/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