./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product28.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_191ac03d-c04b-44e3-ae0e-007dde1bc799/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac03d-c04b-44e3-ae0e-007dde1bc799/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_191ac03d-c04b-44e3-ae0e-007dde1bc799/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac03d-c04b-44e3-ae0e-007dde1bc799/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac03d-c04b-44e3-ae0e-007dde1bc799/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_191ac03d-c04b-44e3-ae0e-007dde1bc799/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 ecbd3b7927e701d55fc39288fc091a7415141c93c89521192fc4dc52b10e4c6c .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 04:14:31,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:14:31,280 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:14:31,333 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:14:31,334 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:14:31,335 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:14:31,337 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:14:31,340 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:14:31,342 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:14:31,344 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:14:31,345 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:14:31,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:14:31,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:14:31,349 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:14:31,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:14:31,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:14:31,354 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:14:31,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:14:31,359 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:14:31,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:14:31,364 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:14:31,366 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:14:31,368 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:14:31,369 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:14:31,374 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:14:31,374 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:14:31,375 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:14:31,376 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:14:31,377 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:14:31,378 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:14:31,379 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:14:31,380 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:14:31,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:14:31,382 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:14:31,384 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:14:31,385 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:14:31,386 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:14:31,386 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:14:31,387 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:14:31,388 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:14:31,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:14:31,391 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac03d-c04b-44e3-ae0e-007dde1bc799/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:14:31,415 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:14:31,416 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:14:31,417 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:14:31,418 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:14:31,419 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:14:31,419 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:14:31,420 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:14:31,420 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:14:31,420 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:14:31,421 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:14:31,421 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:14:31,422 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:14:31,422 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:14:31,422 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:14:31,423 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:14:31,423 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:14:31,424 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:14:31,424 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:14:31,424 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:14:31,425 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:14:31,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:14:31,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:14:31,425 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:14:31,426 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:14:31,426 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:14:31,426 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:14:31,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:14:31,427 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:14:31,427 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_191ac03d-c04b-44e3-ae0e-007dde1bc799/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac03d-c04b-44e3-ae0e-007dde1bc799/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ecbd3b7927e701d55fc39288fc091a7415141c93c89521192fc4dc52b10e4c6c [2021-10-29 04:14:31,721 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:14:31,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:14:31,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:14:31,753 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:14:31,754 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:14:31,757 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac03d-c04b-44e3-ae0e-007dde1bc799/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c [2021-10-29 04:14:31,832 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac03d-c04b-44e3-ae0e-007dde1bc799/bin/ukojak-Rh5K9KB4LI/data/cb2be60a7/9831aca384b7402f938876cdaeae35a0/FLAG489c2c102 [2021-10-29 04:14:32,342 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:14:32,342 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac03d-c04b-44e3-ae0e-007dde1bc799/sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c [2021-10-29 04:14:32,356 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac03d-c04b-44e3-ae0e-007dde1bc799/bin/ukojak-Rh5K9KB4LI/data/cb2be60a7/9831aca384b7402f938876cdaeae35a0/FLAG489c2c102 [2021-10-29 04:14:32,662 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac03d-c04b-44e3-ae0e-007dde1bc799/bin/ukojak-Rh5K9KB4LI/data/cb2be60a7/9831aca384b7402f938876cdaeae35a0 [2021-10-29 04:14:32,664 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:14:32,666 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:14:32,668 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:14:32,668 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:14:32,671 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:14:32,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:14:32" (1/1) ... [2021-10-29 04:14:32,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@137a0964 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:14:32, skipping insertion in model container [2021-10-29 04:14:32,674 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:14:32" (1/1) ... [2021-10-29 04:14:32,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:14:32,730 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:14:32,925 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_191ac03d-c04b-44e3-ae0e-007dde1bc799/sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c[1605,1618] [2021-10-29 04:14:33,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:14:33,060 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:14:33,074 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_191ac03d-c04b-44e3-ae0e-007dde1bc799/sv-benchmarks/c/product-lines/minepump_spec1_product28.cil.c[1605,1618] [2021-10-29 04:14:33,193 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:14:33,212 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:14:33,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:14:33 WrapperNode [2021-10-29 04:14:33,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:14:33,214 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:14:33,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:14:33,215 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:14:33,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:14:33" (1/1) ... [2021-10-29 04:14:33,241 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:14:33" (1/1) ... [2021-10-29 04:14:33,290 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:14:33,291 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:14:33,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:14:33,291 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:14:33,303 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:14:33" (1/1) ... [2021-10-29 04:14:33,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:14:33" (1/1) ... [2021-10-29 04:14:33,312 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:14:33" (1/1) ... [2021-10-29 04:14:33,312 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:14:33" (1/1) ... [2021-10-29 04:14:33,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:14:33" (1/1) ... [2021-10-29 04:14:33,325 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:14:33" (1/1) ... [2021-10-29 04:14:33,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:14:33" (1/1) ... [2021-10-29 04:14:33,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:14:33,332 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:14:33,332 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:14:33,332 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:14:33,333 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:14:33" (1/1) ... [2021-10-29 04:14:33,342 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:14:33,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac03d-c04b-44e3-ae0e-007dde1bc799/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:14:33,379 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac03d-c04b-44e3-ae0e-007dde1bc799/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:14:33,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac03d-c04b-44e3-ae0e-007dde1bc799/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:14:33,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:14:33,415 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-10-29 04:14:33,415 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-10-29 04:14:33,415 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 04:14:33,415 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 04:14:33,415 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 04:14:33,415 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 04:14:33,416 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-10-29 04:14:33,416 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-10-29 04:14:33,416 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 04:14:33,416 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 04:14:33,416 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-10-29 04:14:33,416 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-10-29 04:14:33,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:14:33,417 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 04:14:33,417 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 04:14:33,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:14:33,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:14:34,664 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:14:34,665 INFO L299 CfgBuilder]: Removed 36 assume(true) statements. [2021-10-29 04:14:34,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:14:34 BoogieIcfgContainer [2021-10-29 04:14:34,668 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:14:34,669 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:14:34,669 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:14:34,680 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:14:34,681 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:14:34" (1/1) ... [2021-10-29 04:14:34,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:14:34,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:34,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 72 transitions. [2021-10-29 04:14:34,731 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2021-10-29 04:14:34,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 04:14:34,736 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:34,737 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:34,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:35,007 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 04:14:35,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:35,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 54 states and 70 transitions. [2021-10-29 04:14:35,021 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2021-10-29 04:14:35,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:14:35,023 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:35,024 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:35,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:35,122 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 04:14:35,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:35,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 56 states and 73 transitions. [2021-10-29 04:14:35,145 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2021-10-29 04:14:35,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 04:14:35,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:35,146 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:35,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:35,269 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 04:14:35,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:35,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 59 states and 81 transitions. [2021-10-29 04:14:35,311 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2021-10-29 04:14:35,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 04:14:35,314 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:35,315 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:35,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:35,424 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 04:14:35,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:35,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 70 states and 103 transitions. [2021-10-29 04:14:35,676 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 103 transitions. [2021-10-29 04:14:35,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 04:14:35,680 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:35,681 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:35,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:35,824 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 04:14:36,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:36,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 87 states and 140 transitions. [2021-10-29 04:14:36,338 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 140 transitions. [2021-10-29 04:14:36,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 04:14:36,340 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:36,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:36,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:36,417 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 04:14:37,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:37,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 99 states and 168 transitions. [2021-10-29 04:14:37,116 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 168 transitions. [2021-10-29 04:14:37,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 04:14:37,118 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:37,118 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:37,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:37,161 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 04:14:37,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:37,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 102 states and 174 transitions. [2021-10-29 04:14:37,277 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 174 transitions. [2021-10-29 04:14:37,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 04:14:37,278 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:37,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:37,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:37,320 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 04:14:37,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:37,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 105 states and 182 transitions. [2021-10-29 04:14:37,474 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 182 transitions. [2021-10-29 04:14:37,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 04:14:37,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:37,476 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:37,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:37,557 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 04:14:37,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:37,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 106 states and 185 transitions. [2021-10-29 04:14:37,575 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 185 transitions. [2021-10-29 04:14:37,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 04:14:37,578 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:37,580 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:37,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:37,691 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 04:14:38,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:38,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 119 states and 214 transitions. [2021-10-29 04:14:38,437 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 214 transitions. [2021-10-29 04:14:38,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 04:14:38,438 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:38,439 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:38,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:38,490 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 04:14:38,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:38,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 120 states and 215 transitions. [2021-10-29 04:14:38,559 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 215 transitions. [2021-10-29 04:14:38,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 04:14:38,561 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:38,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:38,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:38,599 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 04:14:38,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:38,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 121 states and 216 transitions. [2021-10-29 04:14:38,750 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 216 transitions. [2021-10-29 04:14:38,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 04:14:38,752 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:38,752 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:38,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:38,796 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 04:14:38,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:38,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 126 states and 228 transitions. [2021-10-29 04:14:38,902 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 228 transitions. [2021-10-29 04:14:38,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 04:14:38,905 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:38,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:38,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:38,975 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 04:14:38,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:38,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 127 states and 229 transitions. [2021-10-29 04:14:38,992 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 229 transitions. [2021-10-29 04:14:38,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 04:14:38,995 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:38,995 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:39,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:39,038 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 04:14:39,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:39,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 130 states and 236 transitions. [2021-10-29 04:14:39,186 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 236 transitions. [2021-10-29 04:14:39,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 04:14:39,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:39,187 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:39,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:39,261 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 04:14:39,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:39,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 135 states and 246 transitions. [2021-10-29 04:14:39,402 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 246 transitions. [2021-10-29 04:14:39,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 04:14:39,403 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:39,403 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:39,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:39,433 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 04:14:39,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:39,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 136 states and 247 transitions. [2021-10-29 04:14:39,445 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 247 transitions. [2021-10-29 04:14:39,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 04:14:39,447 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:39,447 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:39,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:39,517 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 04:14:39,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:39,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 139 states and 254 transitions. [2021-10-29 04:14:39,708 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 254 transitions. [2021-10-29 04:14:39,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 04:14:39,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:39,710 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:39,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:39,740 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 04:14:40,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:40,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 148 states and 273 transitions. [2021-10-29 04:14:40,265 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 273 transitions. [2021-10-29 04:14:40,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 04:14:40,266 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:40,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:40,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:40,294 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 04:14:40,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:40,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 149 states and 274 transitions. [2021-10-29 04:14:40,311 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 274 transitions. [2021-10-29 04:14:40,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-29 04:14:40,312 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:40,312 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:40,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:40,345 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 04:14:40,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:40,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 150 states and 275 transitions. [2021-10-29 04:14:40,512 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 275 transitions. [2021-10-29 04:14:40,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 04:14:40,514 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:40,514 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:40,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:40,542 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 04:14:40,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:40,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 151 states and 277 transitions. [2021-10-29 04:14:40,692 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 277 transitions. [2021-10-29 04:14:40,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 04:14:40,694 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:40,694 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:40,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:41,191 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 04:14:42,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:42,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 158 states and 303 transitions. [2021-10-29 04:14:42,353 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 303 transitions. [2021-10-29 04:14:42,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 04:14:42,355 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:42,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:42,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:42,386 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 04:14:42,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:42,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 162 states and 313 transitions. [2021-10-29 04:14:42,813 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 313 transitions. [2021-10-29 04:14:42,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 04:14:42,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:42,815 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:42,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:42,856 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 04:14:43,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:43,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 166 states and 321 transitions. [2021-10-29 04:14:43,220 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 321 transitions. [2021-10-29 04:14:43,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 04:14:43,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:43,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:43,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:43,284 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 04:14:43,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:43,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 167 states and 322 transitions. [2021-10-29 04:14:43,482 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 322 transitions. [2021-10-29 04:14:43,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 04:14:43,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:43,484 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:43,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:43,525 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 04:14:43,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:43,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 175 states and 334 transitions. [2021-10-29 04:14:43,768 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 334 transitions. [2021-10-29 04:14:43,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 04:14:43,770 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:43,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:43,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:43,815 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:14:44,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:44,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 183 states and 354 transitions. [2021-10-29 04:14:44,003 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 354 transitions. [2021-10-29 04:14:44,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 04:14:44,006 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:44,007 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:44,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:44,135 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 04:14:45,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:45,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 191 states and 389 transitions. [2021-10-29 04:14:45,767 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 389 transitions. [2021-10-29 04:14:45,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 04:14:45,768 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:45,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:45,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:45,850 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 04:14:47,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:47,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 207 states and 428 transitions. [2021-10-29 04:14:47,256 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 428 transitions. [2021-10-29 04:14:47,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-29 04:14:47,258 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:47,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:47,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:47,298 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 04:14:47,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:47,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 207 states and 425 transitions. [2021-10-29 04:14:47,585 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 425 transitions. [2021-10-29 04:14:47,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 04:14:47,587 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:47,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:47,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:47,639 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 04:14:49,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:49,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 217 states and 442 transitions. [2021-10-29 04:14:49,266 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 442 transitions. [2021-10-29 04:14:49,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-29 04:14:49,269 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:49,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:49,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:49,302 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:14:51,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:51,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 225 states and 459 transitions. [2021-10-29 04:14:51,005 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 459 transitions. [2021-10-29 04:14:51,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-29 04:14:51,008 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:51,008 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:51,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:51,038 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:14:51,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:51,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 227 states and 465 transitions. [2021-10-29 04:14:51,436 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 465 transitions. [2021-10-29 04:14:51,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-29 04:14:51,478 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:51,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:51,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:51,525 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:14:51,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:51,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 228 states and 466 transitions. [2021-10-29 04:14:51,544 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 466 transitions. [2021-10-29 04:14:51,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 04:14:51,547 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:51,547 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:51,591 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 04:14:51,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:51,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 229 states and 467 transitions. [2021-10-29 04:14:51,610 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 467 transitions. [2021-10-29 04:14:51,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-29 04:14:51,612 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:51,612 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:51,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:51,651 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 04:14:52,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:52,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 236 states and 473 transitions. [2021-10-29 04:14:52,209 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 473 transitions. [2021-10-29 04:14:52,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-29 04:14:52,211 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:52,211 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:52,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:52,252 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 04:14:52,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:52,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 234 states and 465 transitions. [2021-10-29 04:14:52,584 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 465 transitions. [2021-10-29 04:14:52,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-29 04:14:52,586 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:52,586 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:52,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:52,638 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 04:14:52,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:52,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 236 states and 467 transitions. [2021-10-29 04:14:52,663 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 467 transitions. [2021-10-29 04:14:52,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-29 04:14:52,665 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:52,666 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:52,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:52,704 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 04:14:53,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:53,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 238 states and 470 transitions. [2021-10-29 04:14:53,007 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 470 transitions. [2021-10-29 04:14:53,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-29 04:14:53,009 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:53,009 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:53,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:53,045 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 04:14:53,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:53,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 239 states and 471 transitions. [2021-10-29 04:14:53,071 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 471 transitions. [2021-10-29 04:14:53,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-29 04:14:53,072 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:53,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:53,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:53,102 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 04:14:53,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:53,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 240 states and 474 transitions. [2021-10-29 04:14:53,388 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 474 transitions. [2021-10-29 04:14:53,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 04:14:53,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:53,390 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:53,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:53,421 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 04:14:53,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:53,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 241 states and 475 transitions. [2021-10-29 04:14:53,435 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 475 transitions. [2021-10-29 04:14:53,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-29 04:14:53,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:53,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:53,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:53,504 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 04:14:53,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:53,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 246 states and 483 transitions. [2021-10-29 04:14:53,789 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 483 transitions. [2021-10-29 04:14:53,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-29 04:14:53,793 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:53,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:53,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:53,830 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 04:14:53,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:53,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 247 states and 484 transitions. [2021-10-29 04:14:53,852 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 484 transitions. [2021-10-29 04:14:53,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-29 04:14:53,855 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:53,855 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:53,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:53,890 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 04:14:53,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:53,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 251 states and 493 transitions. [2021-10-29 04:14:53,929 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 493 transitions. [2021-10-29 04:14:53,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-29 04:14:53,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:53,932 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:53,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:53,974 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 04:14:54,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:54,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 257 states and 502 transitions. [2021-10-29 04:14:54,138 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 502 transitions. [2021-10-29 04:14:54,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-29 04:14:54,139 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:54,140 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:54,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:54,168 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 04:14:54,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:54,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 258 states and 503 transitions. [2021-10-29 04:14:54,187 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 503 transitions. [2021-10-29 04:14:54,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-29 04:14:54,189 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:54,190 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:54,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:54,224 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 04:14:54,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:54,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 259 states and 506 transitions. [2021-10-29 04:14:54,532 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 506 transitions. [2021-10-29 04:14:54,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-29 04:14:54,534 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:54,534 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:54,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:54,589 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 04:14:54,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:54,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 262 states and 511 transitions. [2021-10-29 04:14:54,624 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 511 transitions. [2021-10-29 04:14:54,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-29 04:14:54,626 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:54,626 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:54,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:54,659 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-29 04:14:54,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:54,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 265 states and 515 transitions. [2021-10-29 04:14:54,823 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 515 transitions. [2021-10-29 04:14:54,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-29 04:14:54,825 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:54,825 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:54,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:54,864 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-29 04:14:54,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:54,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 268 states and 520 transitions. [2021-10-29 04:14:54,886 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 520 transitions. [2021-10-29 04:14:54,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-29 04:14:54,888 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:54,888 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:54,923 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-29 04:14:54,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:54,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 269 states and 521 transitions. [2021-10-29 04:14:54,946 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 521 transitions. [2021-10-29 04:14:54,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-29 04:14:54,948 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:54,948 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:54,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:54,986 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 26 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:14:56,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:56,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 280 states and 543 transitions. [2021-10-29 04:14:56,776 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 543 transitions. [2021-10-29 04:14:56,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-29 04:14:56,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:56,780 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:56,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:56,816 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 26 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 04:14:57,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:57,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 282 states and 547 transitions. [2021-10-29 04:14:57,122 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 547 transitions. [2021-10-29 04:14:57,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-10-29 04:14:57,124 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:57,124 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:57,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:57,154 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-10-29 04:14:57,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:57,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 283 states and 548 transitions. [2021-10-29 04:14:57,182 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 548 transitions. [2021-10-29 04:14:57,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-10-29 04:14:57,184 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:57,184 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:57,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:57,214 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-29 04:14:57,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:57,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 284 states and 551 transitions. [2021-10-29 04:14:57,615 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 551 transitions. [2021-10-29 04:14:57,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-10-29 04:14:57,617 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:57,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:57,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:57,656 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-29 04:14:57,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:57,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 286 states and 554 transitions. [2021-10-29 04:14:57,678 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 554 transitions. [2021-10-29 04:14:57,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-10-29 04:14:57,680 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:57,680 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:57,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:57,711 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-10-29 04:14:58,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:58,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 289 states and 560 transitions. [2021-10-29 04:14:58,380 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 560 transitions. [2021-10-29 04:14:58,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-10-29 04:14:58,382 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:58,382 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:58,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:58,414 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-29 04:14:58,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:58,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 290 states and 561 transitions. [2021-10-29 04:14:58,435 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 561 transitions. [2021-10-29 04:14:58,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-10-29 04:14:58,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:58,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:58,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:58,472 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-10-29 04:14:58,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:58,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 291 states and 562 transitions. [2021-10-29 04:14:58,503 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 562 transitions. [2021-10-29 04:14:58,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-10-29 04:14:58,505 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:58,506 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:58,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:58,583 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-10-29 04:14:59,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:59,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 294 states and 564 transitions. [2021-10-29 04:14:59,205 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 564 transitions. [2021-10-29 04:14:59,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-10-29 04:14:59,208 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:59,208 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:59,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:59,281 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-29 04:14:59,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:59,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 295 states and 565 transitions. [2021-10-29 04:14:59,311 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 565 transitions. [2021-10-29 04:14:59,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-10-29 04:14:59,314 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:59,314 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:59,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:59,374 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 54 proven. 9 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-29 04:14:59,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:59,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 298 states and 569 transitions. [2021-10-29 04:14:59,405 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 569 transitions. [2021-10-29 04:14:59,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-10-29 04:14:59,407 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:59,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:59,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:59,445 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-10-29 04:14:59,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:59,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 301 states and 573 transitions. [2021-10-29 04:14:59,472 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 573 transitions. [2021-10-29 04:14:59,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-10-29 04:14:59,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:59,474 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:59,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:59,518 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-10-29 04:14:59,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:59,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 302 states and 573 transitions. [2021-10-29 04:14:59,541 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 573 transitions. [2021-10-29 04:14:59,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-10-29 04:14:59,543 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:14:59,543 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:14:59,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:14:59,580 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-10-29 04:14:59,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:14:59,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 125 states and 179 transitions. [2021-10-29 04:14:59,606 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 179 transitions. [2021-10-29 04:14:59,607 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 04:14:59,607 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 68 iterations. [2021-10-29 04:14:59,624 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 04:14:59,970 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:14:59,975 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:14:59,975 INFO L565 CodeCheckObserver]: Invariant with dag size 15 [2021-10-29 04:14:59,979 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:14:59,980 INFO L565 CodeCheckObserver]: Invariant with dag size 11 [2021-10-29 04:14:59,980 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:14:59,981 INFO L565 CodeCheckObserver]: Invariant with dag size 9 [2021-10-29 04:14:59,981 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:14:59,981 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:14:59,982 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:14:59,982 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:14:59,982 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:14:59,982 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:14:59,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:14:59 ImpRootNode [2021-10-29 04:14:59,983 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:14:59,983 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:14:59,983 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:14:59,983 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:14:59,984 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:14:34" (3/4) ... [2021-10-29 04:14:59,987 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 04:14:59,992 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2021-10-29 04:14:59,992 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-10-29 04:14:59,993 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-10-29 04:14:59,993 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-10-29 04:14:59,993 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-10-29 04:14:59,993 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-10-29 04:14:59,993 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-10-29 04:15:00,000 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2021-10-29 04:15:00,001 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2021-10-29 04:15:00,001 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-29 04:15:00,002 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 04:15:00,002 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 04:15:00,003 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:15:00,003 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:15:00,028 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || (!(pumpRunning == 0) && !(methaneLevelCritical == 0))) || (!(pumpRunning == 0) && !(0 == systemActive)) [2021-10-29 04:15:00,029 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(pumpRunning == 0) || (pumpRunning == \old(pumpRunning) && !(0 == systemActive)) [2021-10-29 04:15:00,091 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac03d-c04b-44e3-ae0e-007dde1bc799/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 04:15:00,091 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:15:00,093 INFO L168 Benchmark]: Toolchain (without parser) took 27425.91 ms. Allocated memory was 90.2 MB in the beginning and 285.2 MB in the end (delta: 195.0 MB). Free memory was 51.2 MB in the beginning and 242.8 MB in the end (delta: -191.6 MB). Peak memory consumption was 161.0 MB. Max. memory is 16.1 GB. [2021-10-29 04:15:00,093 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 90.2 MB. Free memory was 68.4 MB in the beginning and 68.3 MB in the end (delta: 64.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:15:00,093 INFO L168 Benchmark]: CACSL2BoogieTranslator took 545.91 ms. Allocated memory is still 90.2 MB. Free memory was 51.0 MB in the beginning and 59.1 MB in the end (delta: -8.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:15:00,094 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.02 ms. Allocated memory is still 90.2 MB. Free memory was 59.1 MB in the beginning and 56.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:15:00,094 INFO L168 Benchmark]: Boogie Preprocessor took 40.05 ms. Allocated memory is still 90.2 MB. Free memory was 56.4 MB in the beginning and 54.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:15:00,095 INFO L168 Benchmark]: RCFGBuilder took 1336.34 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 54.5 MB in the beginning and 54.8 MB in the end (delta: -343.4 kB). Peak memory consumption was 23.9 MB. Max. memory is 16.1 GB. [2021-10-29 04:15:00,095 INFO L168 Benchmark]: CodeCheck took 25313.86 ms. Allocated memory was 109.1 MB in the beginning and 285.2 MB in the end (delta: 176.2 MB). Free memory was 54.8 MB in the beginning and 88.8 MB in the end (delta: -33.9 MB). Peak memory consumption was 143.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:15:00,096 INFO L168 Benchmark]: Witness Printer took 108.21 ms. Allocated memory is still 285.2 MB. Free memory was 88.8 MB in the beginning and 242.8 MB in the end (delta: -154.0 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:15:00,098 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 8 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 24.9s, OverallIterations: 68, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 287510596 SDtfs, 1727402668 SDslu, 1559694756 SDs, 0 SdLazy, 809161228 SolverSat, -2002366396 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 80.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 37290 GetRequests, 36890 SyntacticMatches, 48 SemanticMatches, 352 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56602 ImplicationChecksByTransitivity, 17.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 3279 NumberOfCodeBlocks, 3279 NumberOfCodeBlocksAsserted, 67 NumberOfCheckSat, 3212 ConstructedInterpolants, 0 QuantifiedInterpolants, 6092 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 67 InterpolantComputations, 50 PerfectInterpolantSequences, 1529/1606 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: 54]: 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: 800]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 534]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || (!(pumpRunning == 0) && !(methaneLevelCritical == 0))) || (!(pumpRunning == 0) && !(0 == systemActive)) - InvariantResult [Line: 613]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 638]: Loop Invariant Derived loop invariant: !(pumpRunning == 0) || (pumpRunning == \old(pumpRunning) && !(0 == systemActive)) - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 <= systemActive - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 867]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 938]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 90.2 MB. Free memory was 68.4 MB in the beginning and 68.3 MB in the end (delta: 64.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 545.91 ms. Allocated memory is still 90.2 MB. Free memory was 51.0 MB in the beginning and 59.1 MB in the end (delta: -8.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 76.02 ms. Allocated memory is still 90.2 MB. Free memory was 59.1 MB in the beginning and 56.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 40.05 ms. Allocated memory is still 90.2 MB. Free memory was 56.4 MB in the beginning and 54.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1336.34 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 54.5 MB in the beginning and 54.8 MB in the end (delta: -343.4 kB). Peak memory consumption was 23.9 MB. Max. memory is 16.1 GB. * CodeCheck took 25313.86 ms. Allocated memory was 109.1 MB in the beginning and 285.2 MB in the end (delta: 176.2 MB). Free memory was 54.8 MB in the beginning and 88.8 MB in the end (delta: -33.9 MB). Peak memory consumption was 143.3 MB. Max. memory is 16.1 GB. * Witness Printer took 108.21 ms. Allocated memory is still 285.2 MB. Free memory was 88.8 MB in the beginning and 242.8 MB in the end (delta: -154.0 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 04:15:00,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac03d-c04b-44e3-ae0e-007dde1bc799/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...