./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product13.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_2ea7d256-805a-44d7-9166-987998abe0ce/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea7d256-805a-44d7-9166-987998abe0ce/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_2ea7d256-805a-44d7-9166-987998abe0ce/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea7d256-805a-44d7-9166-987998abe0ce/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea7d256-805a-44d7-9166-987998abe0ce/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_2ea7d256-805a-44d7-9166-987998abe0ce/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 0f0278c2773470a06f8089ff3a19b4fc8f9f02250351c943b77ab9e7410bf690 ............................................................................................................................................................................................................................................................................................................................................................................................................................. 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 04:13:28,559 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:13:28,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:13:28,597 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:13:28,597 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:13:28,599 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:13:28,600 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:13:28,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:13:28,606 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:13:28,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:13:28,608 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:13:28,610 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:13:28,611 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:13:28,612 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:13:28,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:13:28,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:13:28,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:13:28,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:13:28,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:13:28,624 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:13:28,626 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:13:28,636 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:13:28,637 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:13:28,638 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:13:28,642 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:13:28,646 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:13:28,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:13:28,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:13:28,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:13:28,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:13:28,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:13:28,656 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:13:28,658 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:13:28,659 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:13:28,662 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:13:28,662 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:13:28,663 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:13:28,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:13:28,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:13:28,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:13:28,666 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:13:28,667 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea7d256-805a-44d7-9166-987998abe0ce/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 04:13:28,719 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:13:28,722 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:13:28,725 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:13:28,725 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:13:28,726 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:13:28,726 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:13:28,727 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:13:28,727 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:13:28,733 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:13:28,733 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:13:28,735 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:13:28,735 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:13:28,735 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:13:28,735 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:13:28,736 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:13:28,736 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:13:28,736 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:13:28,736 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:13:28,737 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:13:28,737 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:13:28,737 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:13:28,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:13:28,738 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:13:28,738 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:13:28,738 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:13:28,738 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:13:28,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:13:28,739 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:13:28,739 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_2ea7d256-805a-44d7-9166-987998abe0ce/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea7d256-805a-44d7-9166-987998abe0ce/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f0278c2773470a06f8089ff3a19b4fc8f9f02250351c943b77ab9e7410bf690 [2021-10-29 04:13:28,999 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:13:29,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:13:29,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:13:29,026 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:13:29,027 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:13:29,028 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea7d256-805a-44d7-9166-987998abe0ce/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c [2021-10-29 04:13:29,105 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea7d256-805a-44d7-9166-987998abe0ce/bin/ukojak-Rh5K9KB4LI/data/f0db42b7d/d08233f9408c4e20b314acf00e33e646/FLAG03dc5c2e8 [2021-10-29 04:13:29,689 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:13:29,690 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea7d256-805a-44d7-9166-987998abe0ce/sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c [2021-10-29 04:13:29,704 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea7d256-805a-44d7-9166-987998abe0ce/bin/ukojak-Rh5K9KB4LI/data/f0db42b7d/d08233f9408c4e20b314acf00e33e646/FLAG03dc5c2e8 [2021-10-29 04:13:29,991 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea7d256-805a-44d7-9166-987998abe0ce/bin/ukojak-Rh5K9KB4LI/data/f0db42b7d/d08233f9408c4e20b314acf00e33e646 [2021-10-29 04:13:29,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:13:29,995 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:13:29,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:13:29,998 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:13:30,001 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:13:30,002 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:13:29" (1/1) ... [2021-10-29 04:13:30,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f7ba7a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:13:30, skipping insertion in model container [2021-10-29 04:13:30,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:13:29" (1/1) ... [2021-10-29 04:13:30,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:13:30,087 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:13:30,400 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_2ea7d256-805a-44d7-9166-987998abe0ce/sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c[12494,12507] [2021-10-29 04:13:30,436 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:13:30,447 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:13:30,505 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_2ea7d256-805a-44d7-9166-987998abe0ce/sv-benchmarks/c/product-lines/minepump_spec1_product13.cil.c[12494,12507] [2021-10-29 04:13:30,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:13:30,544 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:13:30,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:13:30 WrapperNode [2021-10-29 04:13:30,545 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:13:30,546 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:13:30,546 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:13:30,547 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:13:30,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:13:30" (1/1) ... [2021-10-29 04:13:30,571 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:13:30" (1/1) ... [2021-10-29 04:13:30,612 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:13:30,622 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:13:30,622 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:13:30,623 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:13:30,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:13:30" (1/1) ... [2021-10-29 04:13:30,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:13:30" (1/1) ... [2021-10-29 04:13:30,636 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:13:30" (1/1) ... [2021-10-29 04:13:30,636 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:13:30" (1/1) ... [2021-10-29 04:13:30,644 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:13:30" (1/1) ... [2021-10-29 04:13:30,649 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:13:30" (1/1) ... [2021-10-29 04:13:30,652 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:13:30" (1/1) ... [2021-10-29 04:13:30,655 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:13:30,656 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:13:30,657 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:13:30,657 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:13:30,658 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:13:30" (1/1) ... [2021-10-29 04:13:30,675 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:13:30,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea7d256-805a-44d7-9166-987998abe0ce/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:13:30,703 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea7d256-805a-44d7-9166-987998abe0ce/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:13:30,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea7d256-805a-44d7-9166-987998abe0ce/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:13:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:13:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 04:13:30,742 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 04:13:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 04:13:30,742 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 04:13:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-10-29 04:13:30,743 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-10-29 04:13:30,743 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 04:13:30,743 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 04:13:30,743 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2021-10-29 04:13:30,743 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2021-10-29 04:13:30,743 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-10-29 04:13:30,743 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-10-29 04:13:30,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:13:30,743 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 04:13:30,744 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 04:13:30,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:13:30,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:13:32,181 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:13:32,182 INFO L299 CfgBuilder]: Removed 30 assume(true) statements. [2021-10-29 04:13:32,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:13:32 BoogieIcfgContainer [2021-10-29 04:13:32,186 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:13:32,188 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:13:32,189 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:13:32,200 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:13:32,200 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:13:32" (1/1) ... [2021-10-29 04:13:32,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:13:32,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:13:32,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 52 states and 67 transitions. [2021-10-29 04:13:32,263 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 67 transitions. [2021-10-29 04:13:32,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 04:13:32,273 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:13:32,274 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:13:32,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:13:32,508 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 04:13:32,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:13:32,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 52 states and 65 transitions. [2021-10-29 04:13:32,522 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 65 transitions. [2021-10-29 04:13:32,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:13:32,523 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:13:32,524 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:13:32,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:13:32,634 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 04:13:32,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:13:32,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 54 states and 68 transitions. [2021-10-29 04:13:32,661 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 68 transitions. [2021-10-29 04:13:32,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 04:13:32,664 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:13:32,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:13:32,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:13:32,821 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 04:13:33,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:13:33,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 63 states and 85 transitions. [2021-10-29 04:13:33,030 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 85 transitions. [2021-10-29 04:13:33,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 04:13:33,031 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:13:33,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:13:33,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:13:33,217 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 04:13:33,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:13:33,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 78 states and 114 transitions. [2021-10-29 04:13:33,783 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 114 transitions. [2021-10-29 04:13:33,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 04:13:33,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:13:33,787 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:13:33,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:13:33,893 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 04:13:33,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:13:33,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 79 states and 115 transitions. [2021-10-29 04:13:33,914 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 115 transitions. [2021-10-29 04:13:33,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 04:13:33,923 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:13:33,923 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:13:33,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:13:33,994 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 04:13:34,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:13:34,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 80 states and 116 transitions. [2021-10-29 04:13:34,006 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 116 transitions. [2021-10-29 04:13:34,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 04:13:34,008 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:13:34,009 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:13:34,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:13:34,162 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 04:13:35,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:13:35,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 96 states and 146 transitions. [2021-10-29 04:13:35,191 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 146 transitions. [2021-10-29 04:13:35,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 04:13:35,193 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:13:35,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:13:35,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:13:35,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:13:35,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:13:35,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 101 states and 155 transitions. [2021-10-29 04:13:35,369 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 155 transitions. [2021-10-29 04:13:35,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-29 04:13:35,376 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:13:35,376 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:13:35,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:13:35,435 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:13:35,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:13:35,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 102 states and 158 transitions. [2021-10-29 04:13:35,450 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 158 transitions. [2021-10-29 04:13:35,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 04:13:35,451 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:13:35,452 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:13:35,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:13:35,509 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 04:13:35,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:13:35,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 104 states and 160 transitions. [2021-10-29 04:13:35,523 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 160 transitions. [2021-10-29 04:13:35,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 04:13:35,525 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:13:35,525 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:13:35,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:13:35,572 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 04:13:35,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:13:35,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 109 states and 169 transitions. [2021-10-29 04:13:35,669 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 169 transitions. [2021-10-29 04:13:35,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 04:13:35,673 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:13:35,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:13:35,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:13:35,941 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 04:13:36,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:13:36,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 112 states and 176 transitions. [2021-10-29 04:13:36,813 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 176 transitions. [2021-10-29 04:13:36,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 04:13:36,814 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:13:36,814 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:13:36,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:13:36,852 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 04:13:37,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:13:37,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 113 states and 179 transitions. [2021-10-29 04:13:37,021 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 179 transitions. [2021-10-29 04:13:37,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 04:13:37,022 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:13:37,023 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:13:37,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:13:37,085 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 04:13:37,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:13:37,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 114 states and 180 transitions. [2021-10-29 04:13:37,187 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 180 transitions. [2021-10-29 04:13:37,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 04:13:37,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:13:37,190 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:13:37,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:13:37,256 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 04:13:37,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:13:37,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 117 states and 186 transitions. [2021-10-29 04:13:37,369 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 186 transitions. [2021-10-29 04:13:37,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-29 04:13:37,370 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:13:37,371 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:13:37,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:13:37,469 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-29 04:13:38,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:13:38,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 123 states and 201 transitions. [2021-10-29 04:13:38,452 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 201 transitions. [2021-10-29 04:13:38,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-29 04:13:38,453 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:13:38,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:13:38,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:13:38,520 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-29 04:13:39,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:13:39,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 133 states and 221 transitions. [2021-10-29 04:13:39,812 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 221 transitions. [2021-10-29 04:13:39,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-29 04:13:39,814 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:13:39,814 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:13:39,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:13:39,853 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-29 04:13:39,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:13:39,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 136 states and 224 transitions. [2021-10-29 04:13:39,874 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 224 transitions. [2021-10-29 04:13:39,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-29 04:13:39,875 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:13:39,876 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:13:39,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:13:39,913 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-10-29 04:13:39,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:13:39,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 49 states and 59 transitions. [2021-10-29 04:13:39,937 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2021-10-29 04:13:39,937 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 04:13:39,938 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2021-10-29 04:13:39,944 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 04:13:40,136 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:13:40,140 INFO L565 CodeCheckObserver]: Invariant with dag size 7 [2021-10-29 04:13:40,144 INFO L565 CodeCheckObserver]: Invariant with dag size 11 [2021-10-29 04:13:40,145 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:13:40,145 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:13:40,145 INFO L565 CodeCheckObserver]: Invariant with dag size 9 [2021-10-29 04:13:40,146 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:13:40,146 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:13:40,146 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:13:40,147 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:13:40,147 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 04:13:40,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:13:40 ImpRootNode [2021-10-29 04:13:40,147 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:13:40,148 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:13:40,148 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:13:40,149 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:13:40,149 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:13:32" (3/4) ... [2021-10-29 04:13:40,158 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 04:13:40,163 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-10-29 04:13:40,164 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-10-29 04:13:40,164 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-10-29 04:13:40,164 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-10-29 04:13:40,164 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-10-29 04:13:40,164 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2021-10-29 04:13:40,164 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2021-10-29 04:13:40,172 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2021-10-29 04:13:40,172 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-29 04:13:40,173 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-29 04:13:40,173 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 04:13:40,176 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 04:13:40,177 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:13:40,177 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 04:13:40,202 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || 0 == systemActive [2021-10-29 04:13:40,263 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea7d256-805a-44d7-9166-987998abe0ce/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 04:13:40,263 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:13:40,265 INFO L168 Benchmark]: Toolchain (without parser) took 10268.66 ms. Allocated memory was 111.1 MB in the beginning and 161.5 MB in the end (delta: 50.3 MB). Free memory was 79.3 MB in the beginning and 65.9 MB in the end (delta: 13.3 MB). Peak memory consumption was 63.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:13:40,265 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 111.1 MB. Free memory is still 66.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:13:40,266 INFO L168 Benchmark]: CACSL2BoogieTranslator took 548.01 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 79.3 MB in the beginning and 99.8 MB in the end (delta: -20.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:13:40,267 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.18 ms. Allocated memory is still 134.2 MB. Free memory was 99.8 MB in the beginning and 97.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:13:40,267 INFO L168 Benchmark]: Boogie Preprocessor took 33.67 ms. Allocated memory is still 134.2 MB. Free memory was 97.1 MB in the beginning and 95.6 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:13:40,267 INFO L168 Benchmark]: RCFGBuilder took 1530.25 ms. Allocated memory is still 134.2 MB. Free memory was 95.6 MB in the beginning and 101.2 MB in the end (delta: -5.6 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. [2021-10-29 04:13:40,269 INFO L168 Benchmark]: CodeCheck took 7959.60 ms. Allocated memory was 134.2 MB in the beginning and 161.5 MB in the end (delta: 27.3 MB). Free memory was 101.2 MB in the beginning and 71.2 MB in the end (delta: 30.0 MB). Peak memory consumption was 58.8 MB. Max. memory is 16.1 GB. [2021-10-29 04:13:40,269 INFO L168 Benchmark]: Witness Printer took 115.11 ms. Allocated memory is still 161.5 MB. Free memory was 71.2 MB in the beginning and 65.9 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:13:40,271 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, 52 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.7s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 12418624 SDtfs, 4433588 SDslu, 7765028 SDs, 0 SdLazy, 7594388 SolverSat, 2465000 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6313 GetRequests, 6162 SyntacticMatches, 1 SemanticMatches, 150 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8570 ImplicationChecksByTransitivity, 4.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 696 NumberOfCodeBlocks, 696 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 677 ConstructedInterpolants, 0 QuantifiedInterpolants, 1254 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 15 PerfectInterpolantSequences, 183/191 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: 506]: 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: 551]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || !(tmp == 0) - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && tmp == 1) && methaneLevelCritical == 0) && tmp == systemActive - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 684]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || 0 == systemActive - InvariantResult [Line: 657]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 634]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 685]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 111.1 MB. Free memory is still 66.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 548.01 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 79.3 MB in the beginning and 99.8 MB in the end (delta: -20.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 75.18 ms. Allocated memory is still 134.2 MB. Free memory was 99.8 MB in the beginning and 97.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 33.67 ms. Allocated memory is still 134.2 MB. Free memory was 97.1 MB in the beginning and 95.6 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1530.25 ms. Allocated memory is still 134.2 MB. Free memory was 95.6 MB in the beginning and 101.2 MB in the end (delta: -5.6 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.1 GB. * CodeCheck took 7959.60 ms. Allocated memory was 134.2 MB in the beginning and 161.5 MB in the end (delta: 27.3 MB). Free memory was 101.2 MB in the beginning and 71.2 MB in the end (delta: 30.0 MB). Peak memory consumption was 58.8 MB. Max. memory is 16.1 GB. * Witness Printer took 115.11 ms. Allocated memory is still 161.5 MB. Free memory was 71.2 MB in the beginning and 65.9 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 04:13:40,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ea7d256-805a-44d7-9166-987998abe0ce/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request...