./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product46.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6160c489-0fed-4ccc-862e-c93483d0ada5/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6160c489-0fed-4ccc-862e-c93483d0ada5/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6160c489-0fed-4ccc-862e-c93483d0ada5/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6160c489-0fed-4ccc-862e-c93483d0ada5/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product46.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6160c489-0fed-4ccc-862e-c93483d0ada5/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6160c489-0fed-4ccc-862e-c93483d0ada5/bin/ukojak-Rh5K9KB4LI --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 02fb1fa00f2030f7900be70496baf2f4c44344da378fa11ef09f1f26dc14ae9d .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:21:41,256 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:21:41,259 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:21:41,316 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:21:41,316 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:21:41,321 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:21:41,323 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:21:41,327 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:21:41,332 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:21:41,340 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:21:41,342 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:21:41,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:21:41,344 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:21:41,347 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:21:41,350 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:21:41,352 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:21:41,357 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:21:41,359 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:21:41,361 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:21:41,369 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:21:41,371 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:21:41,373 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:21:41,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:21:41,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:21:41,387 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:21:41,387 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:21:41,388 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:21:41,390 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:21:41,391 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:21:41,392 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:21:41,393 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:21:41,394 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:21:41,396 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:21:41,397 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:21:41,399 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:21:41,399 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:21:41,400 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:21:41,400 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:21:41,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:21:41,402 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:21:41,402 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:21:41,403 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6160c489-0fed-4ccc-862e-c93483d0ada5/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:21:41,449 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:21:41,450 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:21:41,452 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:21:41,452 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:21:41,453 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:21:41,453 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:21:41,453 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:21:41,454 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:21:41,454 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:21:41,454 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:21:41,455 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:21:41,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:21:41,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:21:41,456 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:21:41,457 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:21:41,457 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:21:41,457 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:21:41,457 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:21:41,458 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:21:41,458 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:21:41,458 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:21:41,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:21:41,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:21:41,459 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:21:41,459 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:21:41,459 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:21:41,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:21:41,460 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:21:41,461 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_6160c489-0fed-4ccc-862e-c93483d0ada5/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6160c489-0fed-4ccc-862e-c93483d0ada5/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02fb1fa00f2030f7900be70496baf2f4c44344da378fa11ef09f1f26dc14ae9d [2021-10-29 03:21:41,806 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:21:41,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:21:41,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:21:41,838 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:21:41,839 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:21:41,840 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6160c489-0fed-4ccc-862e-c93483d0ada5/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec2_product46.cil.c [2021-10-29 03:21:41,911 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6160c489-0fed-4ccc-862e-c93483d0ada5/bin/ukojak-Rh5K9KB4LI/data/ea20a6ce7/7d469114b53a40eead4aed0824fb0fb5/FLAGb5b8d3611 [2021-10-29 03:21:42,518 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:21:42,519 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6160c489-0fed-4ccc-862e-c93483d0ada5/sv-benchmarks/c/product-lines/minepump_spec2_product46.cil.c [2021-10-29 03:21:42,532 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6160c489-0fed-4ccc-862e-c93483d0ada5/bin/ukojak-Rh5K9KB4LI/data/ea20a6ce7/7d469114b53a40eead4aed0824fb0fb5/FLAGb5b8d3611 [2021-10-29 03:21:42,820 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6160c489-0fed-4ccc-862e-c93483d0ada5/bin/ukojak-Rh5K9KB4LI/data/ea20a6ce7/7d469114b53a40eead4aed0824fb0fb5 [2021-10-29 03:21:42,822 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:21:42,823 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:21:42,827 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:21:42,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:21:42,830 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:21:42,831 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:21:42" (1/1) ... [2021-10-29 03:21:42,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3013bed1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:42, skipping insertion in model container [2021-10-29 03:21:42,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:21:42" (1/1) ... [2021-10-29 03:21:42,841 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:21:42,914 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:21:43,225 WARN L228 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_6160c489-0fed-4ccc-862e-c93483d0ada5/sv-benchmarks/c/product-lines/minepump_spec2_product46.cil.c[17174,17187] [2021-10-29 03:21:43,233 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:21:43,257 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:21:43,375 WARN L228 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_6160c489-0fed-4ccc-862e-c93483d0ada5/sv-benchmarks/c/product-lines/minepump_spec2_product46.cil.c[17174,17187] [2021-10-29 03:21:43,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:21:43,409 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:21:43,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:43 WrapperNode [2021-10-29 03:21:43,410 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:21:43,411 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:21:43,411 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:21:43,413 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:21:43,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:43" (1/1) ... [2021-10-29 03:21:43,449 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:43" (1/1) ... [2021-10-29 03:21:43,501 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:21:43,502 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:21:43,503 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:21:43,503 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:21:43,512 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:43" (1/1) ... [2021-10-29 03:21:43,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:43" (1/1) ... [2021-10-29 03:21:43,516 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:43" (1/1) ... [2021-10-29 03:21:43,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:43" (1/1) ... [2021-10-29 03:21:43,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:43" (1/1) ... [2021-10-29 03:21:43,530 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:43" (1/1) ... [2021-10-29 03:21:43,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:43" (1/1) ... [2021-10-29 03:21:43,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:21:43,537 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:21:43,537 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:21:43,537 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:21:43,540 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:21:43" (1/1) ... [2021-10-29 03:21:43,550 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:21:43,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6160c489-0fed-4ccc-862e-c93483d0ada5/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:21:43,590 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6160c489-0fed-4ccc-862e-c93483d0ada5/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:21:43,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6160c489-0fed-4ccc-862e-c93483d0ada5/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:21:43,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:21:43,642 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-10-29 03:21:43,642 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-10-29 03:21:43,642 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 03:21:43,643 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 03:21:43,643 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 03:21:43,644 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 03:21:43,644 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-10-29 03:21:43,644 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-10-29 03:21:43,644 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 03:21:43,644 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 03:21:43,644 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2021-10-29 03:21:43,644 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2021-10-29 03:21:43,645 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-10-29 03:21:43,645 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-10-29 03:21:43,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:21:43,645 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 03:21:43,645 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 03:21:43,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:21:43,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:21:45,195 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:21:45,196 INFO L299 CfgBuilder]: Removed 42 assume(true) statements. [2021-10-29 03:21:45,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:21:45 BoogieIcfgContainer [2021-10-29 03:21:45,199 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:21:45,200 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:21:45,200 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:21:45,211 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:21:45,212 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:21:45" (1/1) ... [2021-10-29 03:21:45,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:21:45,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:45,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 62 states and 82 transitions. [2021-10-29 03:21:45,259 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2021-10-29 03:21:45,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:21:45,265 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:45,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:45,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:45,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:45,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:45,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 62 states and 80 transitions. [2021-10-29 03:21:45,565 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 80 transitions. [2021-10-29 03:21:45,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:21:45,567 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:45,568 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:45,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:45,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:45,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:45,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 64 states and 83 transitions. [2021-10-29 03:21:45,774 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 83 transitions. [2021-10-29 03:21:45,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:21:45,777 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:45,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:45,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:45,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:46,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:46,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 73 states and 100 transitions. [2021-10-29 03:21:46,200 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 100 transitions. [2021-10-29 03:21:46,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:21:46,205 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:46,205 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:46,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:46,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:47,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:47,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 87 states and 131 transitions. [2021-10-29 03:21:47,005 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 131 transitions. [2021-10-29 03:21:47,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:21:47,007 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:47,008 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:47,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:47,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:48,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:48,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 102 states and 166 transitions. [2021-10-29 03:21:48,196 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 166 transitions. [2021-10-29 03:21:48,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:21:48,198 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:48,199 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:48,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:48,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:48,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:48,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 104 states and 168 transitions. [2021-10-29 03:21:48,319 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 168 transitions. [2021-10-29 03:21:48,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 03:21:48,322 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:48,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:48,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:48,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:48,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:48,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 111 states and 185 transitions. [2021-10-29 03:21:48,607 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 185 transitions. [2021-10-29 03:21:48,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-29 03:21:48,609 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:48,610 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:48,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:48,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:48,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:48,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 119 states and 198 transitions. [2021-10-29 03:21:48,826 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 198 transitions. [2021-10-29 03:21:48,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-29 03:21:48,828 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:48,828 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:48,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:48,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:21:49,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:49,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 121 states and 202 transitions. [2021-10-29 03:21:49,073 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 202 transitions. [2021-10-29 03:21:49,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 03:21:49,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:49,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:49,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:49,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:21:51,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:51,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 133 states and 234 transitions. [2021-10-29 03:21:51,122 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 234 transitions. [2021-10-29 03:21:51,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 03:21:51,124 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:51,125 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:51,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:51,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:21:51,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:51,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 134 states and 236 transitions. [2021-10-29 03:21:51,369 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 236 transitions. [2021-10-29 03:21:51,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 03:21:51,371 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:51,371 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:51,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:51,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:21:53,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:53,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 153 states and 285 transitions. [2021-10-29 03:21:53,858 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 285 transitions. [2021-10-29 03:21:53,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 03:21:53,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:53,861 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:53,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:53,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:21:53,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:53,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 154 states and 286 transitions. [2021-10-29 03:21:53,932 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 286 transitions. [2021-10-29 03:21:53,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 03:21:53,935 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:53,935 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:53,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:53,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:21:54,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:54,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 155 states and 287 transitions. [2021-10-29 03:21:54,195 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 287 transitions. [2021-10-29 03:21:54,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 03:21:54,197 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:54,198 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:54,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:54,263 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:21:54,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:54,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 156 states and 289 transitions. [2021-10-29 03:21:54,479 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 289 transitions. [2021-10-29 03:21:54,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 03:21:54,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:54,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:54,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:54,916 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:21:56,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:56,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 159 states and 298 transitions. [2021-10-29 03:21:56,095 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 298 transitions. [2021-10-29 03:21:56,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 03:21:56,099 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:56,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:56,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:56,155 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:21:57,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:57,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 165 states and 317 transitions. [2021-10-29 03:21:57,205 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 317 transitions. [2021-10-29 03:21:57,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:21:57,207 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:57,207 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:57,283 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:21:58,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:58,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 173 states and 335 transitions. [2021-10-29 03:21:58,274 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 335 transitions. [2021-10-29 03:21:58,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:21:58,276 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:58,276 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:58,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:58,325 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:21:58,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:58,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 174 states and 336 transitions. [2021-10-29 03:21:58,490 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 336 transitions. [2021-10-29 03:21:58,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 03:21:58,492 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:58,492 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:58,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:58,537 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:21:58,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:58,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 175 states and 337 transitions. [2021-10-29 03:21:58,703 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 337 transitions. [2021-10-29 03:21:58,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 03:21:58,704 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:58,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:58,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:58,739 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:21:58,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:58,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 177 states and 345 transitions. [2021-10-29 03:21:58,921 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 345 transitions. [2021-10-29 03:21:58,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 03:21:58,923 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:58,923 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:58,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:58,960 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:21:59,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:59,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 178 states and 348 transitions. [2021-10-29 03:21:59,217 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 348 transitions. [2021-10-29 03:21:59,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 03:21:59,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:59,219 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:59,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:59,256 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:21:59,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:59,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 180 states and 351 transitions. [2021-10-29 03:21:59,581 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 351 transitions. [2021-10-29 03:21:59,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-29 03:21:59,582 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:59,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:59,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:59,637 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:21:59,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:21:59,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 181 states and 353 transitions. [2021-10-29 03:21:59,675 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 353 transitions. [2021-10-29 03:21:59,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-29 03:21:59,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:21:59,677 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:21:59,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:21:59,715 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:22:00,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:00,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 183 states and 357 transitions. [2021-10-29 03:22:00,068 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 357 transitions. [2021-10-29 03:22:00,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-29 03:22:00,070 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:00,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:00,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:00,145 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:22:00,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:00,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 186 states and 364 transitions. [2021-10-29 03:22:00,549 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 364 transitions. [2021-10-29 03:22:00,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-29 03:22:00,551 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:00,552 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:00,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:00,752 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:22:00,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:00,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 187 states and 364 transitions. [2021-10-29 03:22:00,929 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 364 transitions. [2021-10-29 03:22:00,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-29 03:22:00,932 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:00,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:00,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:01,368 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 03:22:04,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:04,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 199 states and 394 transitions. [2021-10-29 03:22:04,710 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 394 transitions. [2021-10-29 03:22:04,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-29 03:22:04,712 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:04,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:04,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:04,816 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 03:22:07,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:07,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 207 states and 421 transitions. [2021-10-29 03:22:07,444 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 421 transitions. [2021-10-29 03:22:07,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-10-29 03:22:07,447 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:07,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:07,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:07,488 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:22:08,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:08,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 212 states and 431 transitions. [2021-10-29 03:22:08,091 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 431 transitions. [2021-10-29 03:22:08,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-10-29 03:22:08,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:08,094 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:08,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:08,135 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:22:09,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:09,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 219 states and 449 transitions. [2021-10-29 03:22:09,405 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 449 transitions. [2021-10-29 03:22:09,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-10-29 03:22:09,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:09,408 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:09,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:09,449 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:22:10,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:10,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 223 states and 459 transitions. [2021-10-29 03:22:10,366 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 459 transitions. [2021-10-29 03:22:10,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-10-29 03:22:10,368 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:10,368 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:10,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:10,407 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:22:10,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:10,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 225 states and 461 transitions. [2021-10-29 03:22:10,931 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 461 transitions. [2021-10-29 03:22:10,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-10-29 03:22:10,934 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:10,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:10,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:10,979 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-29 03:22:13,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:13,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 235 states and 485 transitions. [2021-10-29 03:22:13,907 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 485 transitions. [2021-10-29 03:22:13,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-10-29 03:22:13,910 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:13,910 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:13,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:13,952 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-29 03:22:14,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:14,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 236 states and 485 transitions. [2021-10-29 03:22:14,533 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 485 transitions. [2021-10-29 03:22:14,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-10-29 03:22:14,535 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:14,536 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:14,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:14,581 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-29 03:22:14,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:14,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 237 states and 485 transitions. [2021-10-29 03:22:14,604 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 485 transitions. [2021-10-29 03:22:14,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-10-29 03:22:14,607 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:14,607 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:14,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:14,663 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 03:22:15,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:15,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 244 states and 500 transitions. [2021-10-29 03:22:15,913 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 500 transitions. [2021-10-29 03:22:15,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-10-29 03:22:15,916 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:15,916 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:15,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:15,990 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 03:22:16,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:16,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 247 states and 507 transitions. [2021-10-29 03:22:16,223 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 507 transitions. [2021-10-29 03:22:16,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-10-29 03:22:16,226 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:16,226 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:16,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:16,266 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-10-29 03:22:16,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:16,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 248 states and 508 transitions. [2021-10-29 03:22:16,301 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 508 transitions. [2021-10-29 03:22:16,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-10-29 03:22:16,304 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:16,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:16,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:16,363 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-29 03:22:17,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:17,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 248 states and 506 transitions. [2021-10-29 03:22:17,108 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 506 transitions. [2021-10-29 03:22:17,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-10-29 03:22:17,111 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:17,111 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:17,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:18,247 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:22:22,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:22,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 254 states and 508 transitions. [2021-10-29 03:22:22,321 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 508 transitions. [2021-10-29 03:22:22,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-10-29 03:22:22,324 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:22,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:22,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:22,388 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-29 03:22:22,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:22,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 265 states and 520 transitions. [2021-10-29 03:22:22,960 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 520 transitions. [2021-10-29 03:22:22,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-10-29 03:22:22,963 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:22,963 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:22,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:23,430 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-10-29 03:22:25,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:25,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 267 states and 520 transitions. [2021-10-29 03:22:25,220 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 520 transitions. [2021-10-29 03:22:25,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-10-29 03:22:25,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:25,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:25,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:25,638 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-10-29 03:22:26,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:26,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 263 states and 502 transitions. [2021-10-29 03:22:26,783 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 502 transitions. [2021-10-29 03:22:26,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-10-29 03:22:26,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:26,785 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:26,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:26,867 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 03:22:26,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:26,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 266 states and 507 transitions. [2021-10-29 03:22:26,895 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 507 transitions. [2021-10-29 03:22:26,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-10-29 03:22:26,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:26,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:26,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:26,936 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-29 03:22:27,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:27,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 267 states and 508 transitions. [2021-10-29 03:22:27,454 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 508 transitions. [2021-10-29 03:22:27,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-10-29 03:22:27,456 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:27,457 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:27,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:27,494 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-10-29 03:22:27,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:27,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 268 states and 509 transitions. [2021-10-29 03:22:27,531 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 509 transitions. [2021-10-29 03:22:27,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-10-29 03:22:27,533 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:27,533 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:27,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:27,914 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 20 proven. 19 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-29 03:22:32,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:32,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 281 states and 537 transitions. [2021-10-29 03:22:32,471 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 537 transitions. [2021-10-29 03:22:32,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-10-29 03:22:32,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:32,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:32,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:32,851 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-29 03:22:34,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:34,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 281 states and 533 transitions. [2021-10-29 03:22:34,181 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 533 transitions. [2021-10-29 03:22:34,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-10-29 03:22:34,183 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:34,183 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:34,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:34,221 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-10-29 03:22:34,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:34,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 287 states and 548 transitions. [2021-10-29 03:22:34,984 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 548 transitions. [2021-10-29 03:22:34,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-10-29 03:22:34,986 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:34,986 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:35,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:35,028 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-10-29 03:22:35,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:35,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 288 states and 549 transitions. [2021-10-29 03:22:35,536 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 549 transitions. [2021-10-29 03:22:35,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-10-29 03:22:35,538 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:35,538 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:35,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:35,576 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-10-29 03:22:36,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:36,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 289 states and 550 transitions. [2021-10-29 03:22:36,142 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 550 transitions. [2021-10-29 03:22:36,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-10-29 03:22:36,143 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:36,143 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:36,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:36,187 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-29 03:22:36,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:36,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 291 states and 554 transitions. [2021-10-29 03:22:36,248 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 554 transitions. [2021-10-29 03:22:36,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-10-29 03:22:36,251 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:36,251 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:36,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:36,309 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 61 proven. 7 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-10-29 03:22:38,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:38,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 291 states and 551 transitions. [2021-10-29 03:22:38,228 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 551 transitions. [2021-10-29 03:22:38,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-10-29 03:22:38,230 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:38,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:38,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:38,279 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 61 proven. 7 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-10-29 03:22:39,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:39,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 162 states and 233 transitions. [2021-10-29 03:22:39,349 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 233 transitions. [2021-10-29 03:22:39,350 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 03:22:39,350 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 56 iterations. [2021-10-29 03:22:39,357 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 03:22:40,006 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:22:40,009 INFO L565 CodeCheckObserver]: Invariant with dag size 3 [2021-10-29 03:22:40,013 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:22:40,014 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:22:40,014 INFO L565 CodeCheckObserver]: Invariant with dag size 27 [2021-10-29 03:22:40,016 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:22:40,017 INFO L565 CodeCheckObserver]: Invariant with dag size 13 [2021-10-29 03:22:40,017 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:22:40,018 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:22:40,018 INFO L565 CodeCheckObserver]: Invariant with dag size 11 [2021-10-29 03:22:40,018 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:22:40,019 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:22:40,019 INFO L565 CodeCheckObserver]: Invariant with dag size 14 [2021-10-29 03:22:40,020 INFO L565 CodeCheckObserver]: Invariant with dag size 7 [2021-10-29 03:22:40,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:22:40 ImpRootNode [2021-10-29 03:22:40,021 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:22:40,021 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:22:40,021 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:22:40,021 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:22:40,022 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:21:45" (3/4) ... [2021-10-29 03:22:40,025 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 03:22:40,031 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-10-29 03:22:40,031 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-10-29 03:22:40,031 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-10-29 03:22:40,031 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-10-29 03:22:40,031 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-10-29 03:22:40,032 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-10-29 03:22:40,032 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2021-10-29 03:22:40,032 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2021-10-29 03:22:40,040 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 64 nodes and edges [2021-10-29 03:22:40,041 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-10-29 03:22:40,042 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-29 03:22:40,042 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 03:22:40,043 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 03:22:40,043 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:22:40,044 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:22:40,069 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(pumpRunning == 0) || (!(\old(pumpRunning) == 0) && methaneLevelCritical == 0)) || ((!(waterLevel == 1) && !(methaneLevelCritical == 0)) && !(methAndRunningLastTime == 0))) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel)) || 0 == systemActive) || ((!(waterLevel == 1) && pumpRunning == \old(pumpRunning)) && !(methaneLevelCritical == 0)) [2021-10-29 03:22:40,070 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2021-10-29 03:22:40,110 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6160c489-0fed-4ccc-862e-c93483d0ada5/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:22:40,110 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:22:40,112 INFO L168 Benchmark]: Toolchain (without parser) took 57287.29 ms. Allocated memory was 98.6 MB in the beginning and 413.1 MB in the end (delta: 314.6 MB). Free memory was 64.6 MB in the beginning and 292.3 MB in the end (delta: -227.7 MB). Peak memory consumption was 87.8 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:40,112 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 98.6 MB. Free memory is still 54.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:22:40,113 INFO L168 Benchmark]: CACSL2BoogieTranslator took 583.27 ms. Allocated memory was 98.6 MB in the beginning and 132.1 MB in the end (delta: 33.6 MB). Free memory was 64.2 MB in the beginning and 97.5 MB in the end (delta: -33.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:40,113 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.58 ms. Allocated memory is still 132.1 MB. Free memory was 97.5 MB in the beginning and 94.7 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:40,113 INFO L168 Benchmark]: Boogie Preprocessor took 33.90 ms. Allocated memory is still 132.1 MB. Free memory was 94.7 MB in the beginning and 92.6 MB in the end (delta: 2.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:22:40,114 INFO L168 Benchmark]: RCFGBuilder took 1661.90 ms. Allocated memory is still 132.1 MB. Free memory was 92.6 MB in the beginning and 99.7 MB in the end (delta: -7.1 MB). Peak memory consumption was 54.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:40,114 INFO L168 Benchmark]: CodeCheck took 54821.12 ms. Allocated memory was 132.1 MB in the beginning and 413.1 MB in the end (delta: 281.0 MB). Free memory was 99.7 MB in the beginning and 298.6 MB in the end (delta: -198.9 MB). Peak memory consumption was 82.7 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:40,115 INFO L168 Benchmark]: Witness Printer took 89.07 ms. Allocated memory is still 413.1 MB. Free memory was 298.6 MB in the beginning and 292.3 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:22:40,117 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, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 54.1s, OverallIterations: 56, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: -302426504 SDtfs, -984881002 SDslu, 903643528 SDs, 0 SdLazy, 721030176 SolverSat, -728403162 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 95.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 38056 GetRequests, 37382 SyntacticMatches, 87 SemanticMatches, 587 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 167507 ImplicationChecksByTransitivity, 45.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 5.9s InterpolantComputationTime, 3212 NumberOfCodeBlocks, 3212 NumberOfCodeBlocksAsserted, 55 NumberOfCheckSat, 3157 ConstructedInterpolants, 0 QuantifiedInterpolants, 6222 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 55 InterpolantComputations, 40 PerfectInterpolantSequences, 1389/1488 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: 868]: 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: 675]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 642]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: ((((!(pumpRunning == 0) || (!(\old(pumpRunning) == 0) && methaneLevelCritical == 0)) || ((!(waterLevel == 1) && !(methaneLevelCritical == 0)) && !(methAndRunningLastTime == 0))) || (pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel)) || 0 == systemActive) || ((!(waterLevel == 1) && pumpRunning == \old(pumpRunning)) && !(methaneLevelCritical == 0)) - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 642]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && tmp == 1) && methaneLevelCritical == 0) && tmp == systemActive) && waterLevel == 1 - InvariantResult [Line: 557]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 || methaneLevelCritical == 0) || 0 == systemActive) || !(methAndRunningLastTime == 0) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 960]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 || methaneLevelCritical == 0) || !(splverifierCounter == 0)) || 0 == systemActive) || !(methAndRunningLastTime == 0) - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: methaneLevelCritical == tmp || !(0 == tmp) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 98.6 MB. Free memory is still 54.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 583.27 ms. Allocated memory was 98.6 MB in the beginning and 132.1 MB in the end (delta: 33.6 MB). Free memory was 64.2 MB in the beginning and 97.5 MB in the end (delta: -33.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 90.58 ms. Allocated memory is still 132.1 MB. Free memory was 97.5 MB in the beginning and 94.7 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 33.90 ms. Allocated memory is still 132.1 MB. Free memory was 94.7 MB in the beginning and 92.6 MB in the end (delta: 2.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1661.90 ms. Allocated memory is still 132.1 MB. Free memory was 92.6 MB in the beginning and 99.7 MB in the end (delta: -7.1 MB). Peak memory consumption was 54.1 MB. Max. memory is 16.1 GB. * CodeCheck took 54821.12 ms. Allocated memory was 132.1 MB in the beginning and 413.1 MB in the end (delta: 281.0 MB). Free memory was 99.7 MB in the beginning and 298.6 MB in the end (delta: -198.9 MB). Peak memory consumption was 82.7 MB. Max. memory is 16.1 GB. * Witness Printer took 89.07 ms. Allocated memory is still 413.1 MB. Free memory was 298.6 MB in the beginning and 292.3 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 03:22:40,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6160c489-0fed-4ccc-862e-c93483d0ada5/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...