./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6434fd-19fd-4b90-b63c-50d0664fba4e/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6434fd-19fd-4b90-b63c-50d0664fba4e/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6434fd-19fd-4b90-b63c-50d0664fba4e/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6434fd-19fd-4b90-b63c-50d0664fba4e/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6434fd-19fd-4b90-b63c-50d0664fba4e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6434fd-19fd-4b90-b63c-50d0664fba4e/bin/ukojak-LBtLqBUTdQ --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 b6ed1bc0f587e235387623d030d0c0bc898e2b8960003dc87fc2eaa6eba20f64 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:54:56,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:54:56,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:54:57,010 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:54:57,011 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:54:57,012 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:54:57,014 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:54:57,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:54:57,019 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:54:57,020 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:54:57,021 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:54:57,023 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:54:57,023 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:54:57,025 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:54:57,026 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:54:57,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:54:57,033 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:54:57,034 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:54:57,037 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:54:57,039 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:54:57,042 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:54:57,052 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:54:57,057 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:54:57,058 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:54:57,068 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:54:57,068 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:54:57,069 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:54:57,070 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:54:57,070 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:54:57,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:54:57,072 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:54:57,073 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:54:57,074 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:54:57,075 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:54:57,079 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:54:57,080 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:54:57,080 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:54:57,081 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:54:57,081 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:54:57,085 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:54:57,086 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:54:57,086 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6434fd-19fd-4b90-b63c-50d0664fba4e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:54:57,126 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:54:57,127 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:54:57,128 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:54:57,129 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:54:57,130 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:54:57,130 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:54:57,130 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:54:57,130 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:54:57,137 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:54:57,137 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:54:57,138 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:54:57,139 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:54:57,139 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:54:57,139 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:54:57,140 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:54:57,140 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:54:57,140 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:54:57,140 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:54:57,140 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:54:57,141 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:54:57,141 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:54:57,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:54:57,141 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:54:57,142 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:54:57,142 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:54:57,142 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:54:57,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:54:57,143 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:54:57,143 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_9c6434fd-19fd-4b90-b63c-50d0664fba4e/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6434fd-19fd-4b90-b63c-50d0664fba4e/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6ed1bc0f587e235387623d030d0c0bc898e2b8960003dc87fc2eaa6eba20f64 [2021-11-23 00:54:57,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:54:57,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:54:57,471 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:54:57,472 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:54:57,474 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:54:57,476 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6434fd-19fd-4b90-b63c-50d0664fba4e/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c [2021-11-23 00:54:57,536 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6434fd-19fd-4b90-b63c-50d0664fba4e/bin/ukojak-LBtLqBUTdQ/data/42b8d217d/dfebb2ccd18249ccb39bf425953cda5c/FLAG3b09cf333 [2021-11-23 00:54:58,091 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:54:58,092 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6434fd-19fd-4b90-b63c-50d0664fba4e/sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c [2021-11-23 00:54:58,105 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6434fd-19fd-4b90-b63c-50d0664fba4e/bin/ukojak-LBtLqBUTdQ/data/42b8d217d/dfebb2ccd18249ccb39bf425953cda5c/FLAG3b09cf333 [2021-11-23 00:54:58,400 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6434fd-19fd-4b90-b63c-50d0664fba4e/bin/ukojak-LBtLqBUTdQ/data/42b8d217d/dfebb2ccd18249ccb39bf425953cda5c [2021-11-23 00:54:58,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:54:58,403 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:54:58,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:54:58,405 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:54:58,413 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:54:58,414 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:54:58" (1/1) ... [2021-11-23 00:54:58,415 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f6bbe79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:58, skipping insertion in model container [2021-11-23 00:54:58,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:54:58" (1/1) ... [2021-11-23 00:54:58,424 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:54:58,478 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:54:58,750 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6434fd-19fd-4b90-b63c-50d0664fba4e/sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c[7805,7818] [2021-11-23 00:54:58,811 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:54:58,822 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:54:58,884 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6434fd-19fd-4b90-b63c-50d0664fba4e/sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c[7805,7818] [2021-11-23 00:54:58,943 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:54:58,977 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:54:58,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:58 WrapperNode [2021-11-23 00:54:58,978 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:54:58,979 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:54:58,980 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:54:58,981 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:54:58,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:58" (1/1) ... [2021-11-23 00:54:59,022 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:58" (1/1) ... [2021-11-23 00:54:59,076 INFO L137 Inliner]: procedures = 54, calls = 152, calls flagged for inlining = 22, calls inlined = 17, statements flattened = 221 [2021-11-23 00:54:59,077 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:54:59,079 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:54:59,079 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:54:59,079 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:54:59,089 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:58" (1/1) ... [2021-11-23 00:54:59,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:58" (1/1) ... [2021-11-23 00:54:59,103 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:58" (1/1) ... [2021-11-23 00:54:59,107 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:58" (1/1) ... [2021-11-23 00:54:59,114 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:58" (1/1) ... [2021-11-23 00:54:59,132 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:58" (1/1) ... [2021-11-23 00:54:59,141 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:58" (1/1) ... [2021-11-23 00:54:59,144 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:54:59,145 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:54:59,146 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:54:59,146 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:54:59,154 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:58" (1/1) ... [2021-11-23 00:54:59,164 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:54:59,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6434fd-19fd-4b90-b63c-50d0664fba4e/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:54:59,199 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6434fd-19fd-4b90-b63c-50d0664fba4e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:54:59,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6434fd-19fd-4b90-b63c-50d0664fba4e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:54:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:54:59,238 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-11-23 00:54:59,239 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-11-23 00:54:59,239 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-11-23 00:54:59,239 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-11-23 00:54:59,239 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-11-23 00:54:59,240 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-11-23 00:54:59,240 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-11-23 00:54:59,240 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-11-23 00:54:59,240 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-11-23 00:54:59,240 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-11-23 00:54:59,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:54:59,241 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-11-23 00:54:59,241 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-11-23 00:54:59,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:54:59,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:54:59,327 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:54:59,329 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:54:59,676 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:54:59,782 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:54:59,791 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 00:54:59,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:59 BoogieIcfgContainer [2021-11-23 00:54:59,794 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:54:59,795 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:54:59,795 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:54:59,808 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:54:59,808 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:59" (1/1) ... [2021-11-23 00:54:59,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:54:59,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:59,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 49 states and 64 transitions. [2021-11-23 00:54:59,902 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2021-11-23 00:54:59,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:54:59,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:59,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:00,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:00,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:00,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:00,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 49 states and 62 transitions. [2021-11-23 00:55:00,175 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 62 transitions. [2021-11-23 00:55:00,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:55:00,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:00,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:00,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:00,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:00,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:00,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 51 states and 65 transitions. [2021-11-23 00:55:00,279 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2021-11-23 00:55:00,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:55:00,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:00,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:00,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:00,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:00,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:00,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 60 states and 82 transitions. [2021-11-23 00:55:00,593 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 82 transitions. [2021-11-23 00:55:00,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:55:00,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:00,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:00,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:00,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:00,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:00,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 70 states and 102 transitions. [2021-11-23 00:55:00,990 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 102 transitions. [2021-11-23 00:55:00,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:55:00,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:00,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:01,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:01,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:01,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 71 states and 103 transitions. [2021-11-23 00:55:01,074 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 103 transitions. [2021-11-23 00:55:01,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:55:01,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:01,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:01,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:01,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:01,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:01,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 89 states and 140 transitions. [2021-11-23 00:55:01,566 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 140 transitions. [2021-11-23 00:55:01,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:55:01,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:01,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:01,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:01,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:01,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:01,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 90 states and 141 transitions. [2021-11-23 00:55:01,671 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 141 transitions. [2021-11-23 00:55:01,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:55:01,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:01,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:01,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:01,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:01,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:01,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 91 states and 142 transitions. [2021-11-23 00:55:01,773 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 142 transitions. [2021-11-23 00:55:01,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:55:01,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:01,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:01,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:01,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:01,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:01,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 92 states and 143 transitions. [2021-11-23 00:55:01,878 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 143 transitions. [2021-11-23 00:55:01,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:55:01,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:01,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:01,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:01,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:02,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:02,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 93 states and 146 transitions. [2021-11-23 00:55:02,052 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 146 transitions. [2021-11-23 00:55:02,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:55:02,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:02,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:02,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:02,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:02,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:02,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 94 states and 147 transitions. [2021-11-23 00:55:02,231 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 147 transitions. [2021-11-23 00:55:02,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:55:02,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:02,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:02,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:02,295 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:55:02,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:02,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 99 states and 156 transitions. [2021-11-23 00:55:02,418 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 156 transitions. [2021-11-23 00:55:02,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:55:02,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:02,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:02,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:02,474 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:55:02,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:02,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 100 states and 157 transitions. [2021-11-23 00:55:02,500 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 157 transitions. [2021-11-23 00:55:02,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:55:02,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:02,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:02,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:02,561 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:55:02,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:02,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 101 states and 158 transitions. [2021-11-23 00:55:02,581 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 158 transitions. [2021-11-23 00:55:02,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:55:02,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:02,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:02,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:02,653 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:55:02,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:02,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 103 states and 166 transitions. [2021-11-23 00:55:02,712 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 166 transitions. [2021-11-23 00:55:02,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:55:02,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:02,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:02,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:02,814 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:55:03,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:03,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 110 states and 188 transitions. [2021-11-23 00:55:03,277 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 188 transitions. [2021-11-23 00:55:03,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:55:03,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:03,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:03,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:03,312 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:55:03,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:03,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 111 states and 187 transitions. [2021-11-23 00:55:03,328 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 187 transitions. [2021-11-23 00:55:03,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:55:03,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:03,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:03,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:03,368 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:55:03,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:03,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 114 states and 194 transitions. [2021-11-23 00:55:03,490 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 194 transitions. [2021-11-23 00:55:03,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:55:03,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:03,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:03,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:03,563 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:55:03,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:03,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 115 states and 195 transitions. [2021-11-23 00:55:03,615 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 195 transitions. [2021-11-23 00:55:03,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:55:03,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:03,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:03,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:03,843 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:55:05,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:05,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 122 states and 209 transitions. [2021-11-23 00:55:05,359 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 209 transitions. [2021-11-23 00:55:05,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:55:05,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:05,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:05,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:05,445 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:55:05,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:05,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 123 states and 210 transitions. [2021-11-23 00:55:05,837 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 210 transitions. [2021-11-23 00:55:05,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:55:05,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:05,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:05,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:05,996 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:55:06,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:06,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 44 states and 52 transitions. [2021-11-23 00:55:06,685 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 52 transitions. [2021-11-23 00:55:06,686 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 00:55:06,686 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 23 iterations. [2021-11-23 00:55:06,695 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 00:55:06,988 INFO L560 CodeCheckObserver]: Invariant with dag size 12 [2021-11-23 00:55:06,996 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:55:06,997 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:55:06,997 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:55:06,997 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:55:06,997 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2021-11-23 00:55:06,998 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:55:06,998 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:55:06,998 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2021-11-23 00:55:06,999 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:55:07,000 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:55:07,000 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:55:07,000 INFO L560 CodeCheckObserver]: Invariant with dag size 20 [2021-11-23 00:55:07,005 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:55:07,006 INFO L560 CodeCheckObserver]: Invariant with dag size 17 [2021-11-23 00:55:07,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:55:07 ImpRootNode [2021-11-23 00:55:07,010 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 00:55:07,011 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 00:55:07,012 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 00:55:07,012 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 00:55:07,013 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:59" (3/4) ... [2021-11-23 00:55:07,016 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 00:55:07,023 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-11-23 00:55:07,023 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-11-23 00:55:07,024 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-11-23 00:55:07,024 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-11-23 00:55:07,024 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-11-23 00:55:07,024 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-11-23 00:55:07,041 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 70 nodes and edges [2021-11-23 00:55:07,043 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-11-23 00:55:07,043 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-11-23 00:55:07,044 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 00:55:07,046 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 00:55:07,047 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 00:55:07,047 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 00:55:07,082 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || 0 == systemActive) || !(methAndRunningLastTime == 0) [2021-11-23 00:55:07,084 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || !(methAndRunningLastTime == 0) [2021-11-23 00:55:07,086 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(pumpRunning == \old(pumpRunning)) || !(methAndRunningLastTime == 0)) || ((methaneLevelCritical <= tmp || 0 < tmp + 1) && (tmp <= 0 || tmp <= methaneLevelCritical)) [2021-11-23 00:55:07,086 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (methAndRunningLastTime == 0 || (!(\old(pumpRunning) == 0) && (1 <= methaneLevelCritical || methaneLevelCritical + 1 <= 0))) || !(pumpRunning == \old(pumpRunning)) [2021-11-23 00:55:07,148 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6434fd-19fd-4b90-b63c-50d0664fba4e/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 00:55:07,148 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 00:55:07,149 INFO L158 Benchmark]: Toolchain (without parser) took 8745.55ms. Allocated memory was 107.0MB in the beginning and 161.5MB in the end (delta: 54.5MB). Free memory was 67.7MB in the beginning and 102.5MB in the end (delta: -34.8MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2021-11-23 00:55:07,149 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 107.0MB. Free memory is still 84.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:55:07,150 INFO L158 Benchmark]: CACSL2BoogieTranslator took 573.63ms. Allocated memory is still 107.0MB. Free memory was 67.5MB in the beginning and 75.7MB in the end (delta: -8.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 00:55:07,150 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.13ms. Allocated memory is still 107.0MB. Free memory was 75.7MB in the beginning and 73.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:55:07,151 INFO L158 Benchmark]: Boogie Preprocessor took 65.87ms. Allocated memory is still 107.0MB. Free memory was 73.3MB in the beginning and 71.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:55:07,151 INFO L158 Benchmark]: RCFGBuilder took 649.00ms. Allocated memory is still 107.0MB. Free memory was 71.5MB in the beginning and 51.6MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 00:55:07,152 INFO L158 Benchmark]: CodeCheck took 7214.91ms. Allocated memory was 107.0MB in the beginning and 161.5MB in the end (delta: 54.5MB). Free memory was 51.6MB in the beginning and 107.8MB in the end (delta: -56.2MB). Peak memory consumption was 105.4kB. Max. memory is 16.1GB. [2021-11-23 00:55:07,152 INFO L158 Benchmark]: Witness Printer took 136.90ms. Allocated memory is still 161.5MB. Free memory was 107.8MB in the beginning and 102.5MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 00:55:07,154 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 7 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.8s, OverallIterations: 23, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4204 SdHoareTripleChecker+Valid, 7.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1784 mSDsluCounter, 4107 SdHoareTripleChecker+Invalid, 6.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2823 mSDsCounter, 973 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3988 IncrementalHoareTripleChecker+Invalid, 4961 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 973 mSolverCounterUnsat, 1712 mSDtfsCounter, 3988 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6674 GetRequests, 6520 SyntacticMatches, 40 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7937 ImplicationChecksByTransitivity, 3.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 771 NumberOfCodeBlocks, 771 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 749 ConstructedInterpolants, 0 QuantifiedInterpolants, 1650 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 16 PerfectInterpolantSequences, 175/189 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: 528]: 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: 267]: Loop Invariant Derived loop invariant: ((pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || 0 == systemActive) || !(methAndRunningLastTime == 0) - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || !(methAndRunningLastTime == 0) - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: ((tmp == systemActive && pumpRunning == 0) && methaneLevelCritical <= 0) && 0 <= methaneLevelCritical - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 550]: Loop Invariant Derived loop invariant: (!(pumpRunning == \old(pumpRunning)) || !(methAndRunningLastTime == 0)) || ((methaneLevelCritical <= tmp || 0 < tmp + 1) && (tmp <= 0 || tmp <= methaneLevelCritical)) - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: (methAndRunningLastTime == 0 || (!(\old(pumpRunning) == 0) && (1 <= methaneLevelCritical || methaneLevelCritical + 1 <= 0))) || !(pumpRunning == \old(pumpRunning)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 107.0MB. Free memory is still 84.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 573.63ms. Allocated memory is still 107.0MB. Free memory was 67.5MB in the beginning and 75.7MB in the end (delta: -8.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.13ms. Allocated memory is still 107.0MB. Free memory was 75.7MB in the beginning and 73.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.87ms. Allocated memory is still 107.0MB. Free memory was 73.3MB in the beginning and 71.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 649.00ms. Allocated memory is still 107.0MB. Free memory was 71.5MB in the beginning and 51.6MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 7214.91ms. Allocated memory was 107.0MB in the beginning and 161.5MB in the end (delta: 54.5MB). Free memory was 51.6MB in the beginning and 107.8MB in the end (delta: -56.2MB). Peak memory consumption was 105.4kB. Max. memory is 16.1GB. * Witness Printer took 136.90ms. Allocated memory is still 161.5MB. Free memory was 107.8MB in the beginning and 102.5MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 00:55:07,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c6434fd-19fd-4b90-b63c-50d0664fba4e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE