./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product19.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_8affcef3-8be6-420d-bc10-e04efa88e384/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affcef3-8be6-420d-bc10-e04efa88e384/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_8affcef3-8be6-420d-bc10-e04efa88e384/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affcef3-8be6-420d-bc10-e04efa88e384/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affcef3-8be6-420d-bc10-e04efa88e384/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_8affcef3-8be6-420d-bc10-e04efa88e384/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 e25743107029d12d34dddb50b6115a3bfc10c36f90a80b04d3daa9d63cbcdce5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 02:55:05,679 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 02:55:05,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 02:55:05,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 02:55:05,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 02:55:05,724 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 02:55:05,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 02:55:05,729 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 02:55:05,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 02:55:05,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 02:55:05,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 02:55:05,735 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 02:55:05,736 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 02:55:05,737 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 02:55:05,739 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 02:55:05,741 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 02:55:05,742 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 02:55:05,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 02:55:05,745 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 02:55:05,748 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 02:55:05,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 02:55:05,752 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 02:55:05,753 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 02:55:05,754 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 02:55:05,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 02:55:05,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 02:55:05,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 02:55:05,761 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 02:55:05,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 02:55:05,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 02:55:05,763 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 02:55:05,764 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 02:55:05,765 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 02:55:05,766 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 02:55:05,767 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 02:55:05,768 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 02:55:05,768 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 02:55:05,769 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 02:55:05,769 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 02:55:05,770 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 02:55:05,771 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 02:55:05,772 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affcef3-8be6-420d-bc10-e04efa88e384/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 02:55:05,805 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 02:55:05,808 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 02:55:05,810 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 02:55:05,811 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 02:55:05,812 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 02:55:05,813 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 02:55:05,813 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 02:55:05,813 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 02:55:05,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 02:55:05,817 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 02:55:05,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 02:55:05,818 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 02:55:05,818 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 02:55:05,818 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 02:55:05,818 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 02:55:05,819 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 02:55:05,819 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 02:55:05,819 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 02:55:05,819 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 02:55:05,819 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 02:55:05,820 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 02:55:05,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 02:55:05,821 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 02:55:05,821 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 02:55:05,822 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 02:55:05,822 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 02:55:05,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 02:55:05,822 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 02:55:05,823 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_8affcef3-8be6-420d-bc10-e04efa88e384/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affcef3-8be6-420d-bc10-e04efa88e384/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e25743107029d12d34dddb50b6115a3bfc10c36f90a80b04d3daa9d63cbcdce5 [2021-10-29 02:55:06,116 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 02:55:06,149 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 02:55:06,152 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 02:55:06,153 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 02:55:06,154 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 02:55:06,156 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affcef3-8be6-420d-bc10-e04efa88e384/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c [2021-10-29 02:55:06,220 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affcef3-8be6-420d-bc10-e04efa88e384/bin/ukojak-Rh5K9KB4LI/data/817f13f2b/4539d2c4ef904f68a909e4457d750598/FLAG648c03799 [2021-10-29 02:55:06,707 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 02:55:06,708 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affcef3-8be6-420d-bc10-e04efa88e384/sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c [2021-10-29 02:55:06,719 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affcef3-8be6-420d-bc10-e04efa88e384/bin/ukojak-Rh5K9KB4LI/data/817f13f2b/4539d2c4ef904f68a909e4457d750598/FLAG648c03799 [2021-10-29 02:55:07,187 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affcef3-8be6-420d-bc10-e04efa88e384/bin/ukojak-Rh5K9KB4LI/data/817f13f2b/4539d2c4ef904f68a909e4457d750598 [2021-10-29 02:55:07,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 02:55:07,191 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 02:55:07,194 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 02:55:07,194 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 02:55:07,198 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 02:55:07,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:55:07" (1/1) ... [2021-10-29 02:55:07,200 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c5b7218 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:55:07, skipping insertion in model container [2021-10-29 02:55:07,200 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 02:55:07" (1/1) ... [2021-10-29 02:55:07,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 02:55:07,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 02:55:07,425 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_8affcef3-8be6-420d-bc10-e04efa88e384/sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c[2044,2057] [2021-10-29 02:55:07,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 02:55:07,550 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 02:55:07,579 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_8affcef3-8be6-420d-bc10-e04efa88e384/sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c[2044,2057] [2021-10-29 02:55:07,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 02:55:07,704 INFO L208 MainTranslator]: Completed translation [2021-10-29 02:55:07,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:55:07 WrapperNode [2021-10-29 02:55:07,704 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 02:55:07,706 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 02:55:07,706 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 02:55:07,707 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 02:55:07,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:55:07" (1/1) ... [2021-10-29 02:55:07,738 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:55:07" (1/1) ... [2021-10-29 02:55:07,786 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 02:55:07,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 02:55:07,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 02:55:07,796 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 02:55:07,804 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:55:07" (1/1) ... [2021-10-29 02:55:07,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:55:07" (1/1) ... [2021-10-29 02:55:07,822 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:55:07" (1/1) ... [2021-10-29 02:55:07,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:55:07" (1/1) ... [2021-10-29 02:55:07,833 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:55:07" (1/1) ... [2021-10-29 02:55:07,854 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:55:07" (1/1) ... [2021-10-29 02:55:07,856 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:55:07" (1/1) ... [2021-10-29 02:55:07,859 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 02:55:07,867 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 02:55:07,867 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 02:55:07,867 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 02:55:07,868 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 02:55:07" (1/1) ... [2021-10-29 02:55:07,877 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 02:55:07,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affcef3-8be6-420d-bc10-e04efa88e384/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 02:55:07,907 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affcef3-8be6-420d-bc10-e04efa88e384/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 02:55:07,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affcef3-8be6-420d-bc10-e04efa88e384/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 02:55:07,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 02:55:07,962 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-10-29 02:55:07,962 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-10-29 02:55:07,962 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 02:55:07,963 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 02:55:07,963 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 02:55:07,963 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 02:55:07,963 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-10-29 02:55:07,964 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-10-29 02:55:07,964 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 02:55:07,964 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 02:55:07,965 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-10-29 02:55:07,965 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-10-29 02:55:07,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 02:55:07,965 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 02:55:07,965 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 02:55:07,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 02:55:07,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 02:55:09,167 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 02:55:09,168 INFO L299 CfgBuilder]: Removed 34 assume(true) statements. [2021-10-29 02:55:09,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:55:09 BoogieIcfgContainer [2021-10-29 02:55:09,170 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 02:55:09,172 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 02:55:09,172 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 02:55:09,182 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 02:55:09,183 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:55:09" (1/1) ... [2021-10-29 02:55:09,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 02:55:09,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:09,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 72 transitions. [2021-10-29 02:55:09,230 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2021-10-29 02:55:09,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 02:55:09,235 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:09,236 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:09,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:09,511 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 02:55:09,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:09,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 54 states and 70 transitions. [2021-10-29 02:55:09,524 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2021-10-29 02:55:09,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 02:55:09,525 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:09,526 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:09,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:09,647 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 02:55:09,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:09,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 56 states and 73 transitions. [2021-10-29 02:55:09,677 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2021-10-29 02:55:09,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 02:55:09,678 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:09,679 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:09,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:09,864 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 02:55:10,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:10,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 66 states and 93 transitions. [2021-10-29 02:55:10,053 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 93 transitions. [2021-10-29 02:55:10,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 02:55:10,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:10,055 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:10,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:10,109 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 02:55:10,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:10,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 67 states and 94 transitions. [2021-10-29 02:55:10,118 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 94 transitions. [2021-10-29 02:55:10,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 02:55:10,120 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:10,120 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:10,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:10,169 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 02:55:10,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:10,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 68 states and 95 transitions. [2021-10-29 02:55:10,179 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 95 transitions. [2021-10-29 02:55:10,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 02:55:10,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:10,181 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:10,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:10,232 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 02:55:10,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:10,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 69 states and 96 transitions. [2021-10-29 02:55:10,252 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2021-10-29 02:55:10,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 02:55:10,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:10,256 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:10,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:10,389 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 02:55:11,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:11,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 86 states and 133 transitions. [2021-10-29 02:55:11,015 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 133 transitions. [2021-10-29 02:55:11,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 02:55:11,016 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:11,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:11,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:11,065 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 02:55:11,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:11,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 91 states and 142 transitions. [2021-10-29 02:55:11,089 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 142 transitions. [2021-10-29 02:55:11,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 02:55:11,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:11,092 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:11,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:11,156 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 02:55:11,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:11,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 102 states and 165 transitions. [2021-10-29 02:55:11,767 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 165 transitions. [2021-10-29 02:55:11,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 02:55:11,769 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:11,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:11,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:11,819 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 02:55:11,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:11,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 103 states and 166 transitions. [2021-10-29 02:55:11,845 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 166 transitions. [2021-10-29 02:55:11,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 02:55:11,850 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:11,850 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:11,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:12,008 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 02:55:12,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:12,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 115 states and 189 transitions. [2021-10-29 02:55:12,621 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 189 transitions. [2021-10-29 02:55:12,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 02:55:12,622 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:12,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:12,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:12,676 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 02:55:12,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:12,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 116 states and 190 transitions. [2021-10-29 02:55:12,689 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 190 transitions. [2021-10-29 02:55:12,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-29 02:55:12,693 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:12,693 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:12,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:12,756 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 02:55:12,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:12,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 117 states and 191 transitions. [2021-10-29 02:55:12,770 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 191 transitions. [2021-10-29 02:55:12,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 02:55:12,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:12,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:12,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:12,856 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 02:55:12,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:12,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 122 states and 200 transitions. [2021-10-29 02:55:13,000 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 200 transitions. [2021-10-29 02:55:13,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 02:55:13,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:13,003 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:13,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:13,045 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 02:55:13,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:13,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 124 states and 202 transitions. [2021-10-29 02:55:13,056 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 202 transitions. [2021-10-29 02:55:13,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-29 02:55:13,059 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:13,061 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:13,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:13,139 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 02:55:13,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:13,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 130 states and 214 transitions. [2021-10-29 02:55:13,227 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 214 transitions. [2021-10-29 02:55:13,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 02:55:13,230 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:13,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:13,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:13,278 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 02:55:13,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:13,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 134 states and 222 transitions. [2021-10-29 02:55:13,654 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 222 transitions. [2021-10-29 02:55:13,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 02:55:13,655 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:13,656 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:13,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:13,701 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 02:55:13,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:13,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 135 states and 223 transitions. [2021-10-29 02:55:13,721 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 223 transitions. [2021-10-29 02:55:13,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 02:55:13,723 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:13,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:13,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:14,015 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 02:55:14,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:14,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 138 states and 228 transitions. [2021-10-29 02:55:14,880 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 228 transitions. [2021-10-29 02:55:14,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 02:55:14,881 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:14,882 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:14,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:14,916 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 02:55:15,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:15,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 145 states and 244 transitions. [2021-10-29 02:55:15,390 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 244 transitions. [2021-10-29 02:55:15,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 02:55:15,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:15,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:15,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:15,434 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 02:55:15,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:15,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 146 states and 245 transitions. [2021-10-29 02:55:15,454 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 245 transitions. [2021-10-29 02:55:15,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 02:55:15,455 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:15,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:15,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:15,514 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 02:55:15,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:15,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 153 states and 257 transitions. [2021-10-29 02:55:15,624 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 257 transitions. [2021-10-29 02:55:15,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 02:55:15,625 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:15,625 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:15,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:15,689 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 02:55:15,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:15,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 154 states and 257 transitions. [2021-10-29 02:55:15,706 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 257 transitions. [2021-10-29 02:55:15,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-29 02:55:15,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:15,709 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:15,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:15,812 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 02:55:16,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:16,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 160 states and 272 transitions. [2021-10-29 02:55:16,802 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 272 transitions. [2021-10-29 02:55:16,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 02:55:16,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:16,805 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:16,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:16,877 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 02:55:16,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:16,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 161 states and 273 transitions. [2021-10-29 02:55:16,892 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 273 transitions. [2021-10-29 02:55:16,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 02:55:16,893 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:16,893 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:16,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:16,955 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 02:55:17,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:17,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 171 states and 292 transitions. [2021-10-29 02:55:17,773 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 292 transitions. [2021-10-29 02:55:17,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 02:55:17,774 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:17,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:17,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:17,865 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 02:55:19,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:19,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 181 states and 313 transitions. [2021-10-29 02:55:19,252 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 313 transitions. [2021-10-29 02:55:19,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 02:55:19,253 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:19,255 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:19,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:19,340 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 02:55:19,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:19,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 182 states and 313 transitions. [2021-10-29 02:55:19,355 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 313 transitions. [2021-10-29 02:55:19,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 02:55:19,356 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:19,356 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:19,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:19,419 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 02:55:19,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:19,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 183 states and 314 transitions. [2021-10-29 02:55:19,445 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 314 transitions. [2021-10-29 02:55:19,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-29 02:55:19,446 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:19,447 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:19,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:19,488 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 02:55:19,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:19,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 188 states and 319 transitions. [2021-10-29 02:55:19,833 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 319 transitions. [2021-10-29 02:55:19,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-29 02:55:19,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:19,834 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:19,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:19,915 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 02:55:19,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:19,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 189 states and 320 transitions. [2021-10-29 02:55:19,937 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 320 transitions. [2021-10-29 02:55:19,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 02:55:19,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:19,939 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:19,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:19,980 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 02:55:20,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:20,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 192 states and 324 transitions. [2021-10-29 02:55:20,002 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 324 transitions. [2021-10-29 02:55:20,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-29 02:55:20,005 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:20,005 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:20,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:20,046 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 02:55:20,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:20,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 193 states and 325 transitions. [2021-10-29 02:55:20,069 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 325 transitions. [2021-10-29 02:55:20,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-29 02:55:20,070 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:20,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:20,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:20,130 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 02:55:20,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:20,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 198 states and 334 transitions. [2021-10-29 02:55:20,262 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 334 transitions. [2021-10-29 02:55:20,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-29 02:55:20,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:20,264 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:20,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:20,294 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 02:55:20,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:20,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 199 states and 334 transitions. [2021-10-29 02:55:20,307 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 334 transitions. [2021-10-29 02:55:20,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-29 02:55:20,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:20,308 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:20,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:20,343 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 02:55:20,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:20,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 200 states and 335 transitions. [2021-10-29 02:55:20,361 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 335 transitions. [2021-10-29 02:55:20,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-29 02:55:20,362 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:20,362 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:20,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:20,417 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 02:55:20,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:20,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 201 states and 338 transitions. [2021-10-29 02:55:20,707 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 338 transitions. [2021-10-29 02:55:20,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-29 02:55:20,709 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:20,709 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:20,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:20,745 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-10-29 02:55:20,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:20,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 203 states and 341 transitions. [2021-10-29 02:55:20,768 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 341 transitions. [2021-10-29 02:55:20,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-29 02:55:20,770 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:20,770 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:20,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:20,821 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 02:55:20,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:20,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 206 states and 345 transitions. [2021-10-29 02:55:20,840 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 345 transitions. [2021-10-29 02:55:20,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-29 02:55:20,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:20,842 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:20,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:20,882 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 02:55:20,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:20,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 207 states and 345 transitions. [2021-10-29 02:55:20,896 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 345 transitions. [2021-10-29 02:55:20,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-29 02:55:20,898 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:20,898 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:20,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:20,933 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 02:55:20,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:20,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 210 states and 350 transitions. [2021-10-29 02:55:20,953 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 350 transitions. [2021-10-29 02:55:20,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-29 02:55:20,955 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:20,955 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:20,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:20,998 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 02:55:21,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:21,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 211 states and 351 transitions. [2021-10-29 02:55:21,018 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 351 transitions. [2021-10-29 02:55:21,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-10-29 02:55:21,020 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:21,020 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:21,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:21,054 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 02:55:21,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:21,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 212 states and 352 transitions. [2021-10-29 02:55:21,099 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 352 transitions. [2021-10-29 02:55:21,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-10-29 02:55:21,100 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 02:55:21,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 02:55:21,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 02:55:21,135 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 02:55:21,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 02:55:21,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 82 states and 110 transitions. [2021-10-29 02:55:21,154 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 110 transitions. [2021-10-29 02:55:21,154 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 02:55:21,154 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 45 iterations. [2021-10-29 02:55:21,170 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 02:55:21,408 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:55:21,412 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:55:21,413 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:55:21,414 INFO L565 CodeCheckObserver]: Invariant with dag size 7 [2021-10-29 02:55:21,418 INFO L565 CodeCheckObserver]: Invariant with dag size 11 [2021-10-29 02:55:21,422 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:55:21,422 INFO L565 CodeCheckObserver]: Invariant with dag size 7 [2021-10-29 02:55:21,423 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:55:21,423 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:55:21,423 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:55:21,423 INFO L565 CodeCheckObserver]: Invariant with dag size 15 [2021-10-29 02:55:21,426 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:55:21,426 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 02:55:21,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 02:55:21 ImpRootNode [2021-10-29 02:55:21,427 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 02:55:21,427 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 02:55:21,427 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 02:55:21,428 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 02:55:21,428 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 02:55:09" (3/4) ... [2021-10-29 02:55:21,433 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 02:55:21,440 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2021-10-29 02:55:21,440 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-10-29 02:55:21,440 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-10-29 02:55:21,440 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-10-29 02:55:21,440 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-10-29 02:55:21,440 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-10-29 02:55:21,441 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-10-29 02:55:21,454 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2021-10-29 02:55:21,455 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-10-29 02:55:21,455 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-29 02:55:21,456 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 02:55:21,457 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 02:55:21,457 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 02:55:21,458 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 02:55:21,485 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || (!(pumpRunning == 0) && !(methaneLevelCritical == 0))) || (!(pumpRunning == 0) && !(0 == systemActive)) [2021-10-29 02:55:21,486 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) || !(pumpRunning == 0) [2021-10-29 02:55:21,537 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affcef3-8be6-420d-bc10-e04efa88e384/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 02:55:21,537 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 02:55:21,539 INFO L168 Benchmark]: Toolchain (without parser) took 14347.06 ms. Allocated memory was 102.8 MB in the beginning and 180.4 MB in the end (delta: 77.6 MB). Free memory was 62.1 MB in the beginning and 117.5 MB in the end (delta: -55.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 16.1 GB. [2021-10-29 02:55:21,539 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 102.8 MB. Free memory is still 80.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 02:55:21,540 INFO L168 Benchmark]: CACSL2BoogieTranslator took 510.58 ms. Allocated memory is still 102.8 MB. Free memory was 61.9 MB in the beginning and 69.4 MB in the end (delta: -7.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 02:55:21,541 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.83 ms. Allocated memory is still 102.8 MB. Free memory was 69.4 MB in the beginning and 66.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 02:55:21,541 INFO L168 Benchmark]: Boogie Preprocessor took 78.74 ms. Allocated memory is still 102.8 MB. Free memory was 66.8 MB in the beginning and 65.2 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 02:55:21,541 INFO L168 Benchmark]: RCFGBuilder took 1303.93 ms. Allocated memory is still 102.8 MB. Free memory was 65.2 MB in the beginning and 58.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 34.4 MB. Max. memory is 16.1 GB. [2021-10-29 02:55:21,542 INFO L168 Benchmark]: CodeCheck took 12255.42 ms. Allocated memory was 102.8 MB in the beginning and 180.4 MB in the end (delta: 77.6 MB). Free memory was 58.4 MB in the beginning and 122.7 MB in the end (delta: -64.3 MB). Peak memory consumption was 13.9 MB. Max. memory is 16.1 GB. [2021-10-29 02:55:21,542 INFO L168 Benchmark]: Witness Printer took 110.18 ms. Allocated memory is still 180.4 MB. Free memory was 122.7 MB in the beginning and 117.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 02:55:21,544 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: 11.9s, OverallIterations: 45, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1899734036 SDtfs, 1989559260 SDslu, 1982835260 SDs, 0 SdLazy, 1846604140 SolverSat, -1444697564 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 34.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 17387 GetRequests, 17175 SyntacticMatches, 6 SemanticMatches, 206 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17621 ImplicationChecksByTransitivity, 6.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 1843 NumberOfCodeBlocks, 1843 NumberOfCodeBlocksAsserted, 44 NumberOfCheckSat, 1799 ConstructedInterpolants, 0 QuantifiedInterpolants, 3690 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 44 InterpolantComputations, 36 PerfectInterpolantSequences, 676/715 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: 83]: 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: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 902]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 728]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) || !(pumpRunning == 0) - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && tmp == systemActive) && tmp == 1 - InvariantResult [Line: 599]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || !(tmp == 0) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 695]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || (!(pumpRunning == 0) && !(methaneLevelCritical == 0))) || (!(pumpRunning == 0) && !(0 == systemActive)) - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 703]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 102.8 MB. Free memory is still 80.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 510.58 ms. Allocated memory is still 102.8 MB. Free memory was 61.9 MB in the beginning and 69.4 MB in the end (delta: -7.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 80.83 ms. Allocated memory is still 102.8 MB. Free memory was 69.4 MB in the beginning and 66.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 78.74 ms. Allocated memory is still 102.8 MB. Free memory was 66.8 MB in the beginning and 65.2 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1303.93 ms. Allocated memory is still 102.8 MB. Free memory was 65.2 MB in the beginning and 58.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 34.4 MB. Max. memory is 16.1 GB. * CodeCheck took 12255.42 ms. Allocated memory was 102.8 MB in the beginning and 180.4 MB in the end (delta: 77.6 MB). Free memory was 58.4 MB in the beginning and 122.7 MB in the end (delta: -64.3 MB). Peak memory consumption was 13.9 MB. Max. memory is 16.1 GB. * Witness Printer took 110.18 ms. Allocated memory is still 180.4 MB. Free memory was 122.7 MB in the beginning and 117.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 02:55:21,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8affcef3-8be6-420d-bc10-e04efa88e384/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...