./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product18.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_3bbb8b25-5b59-4fe0-80b7-c09680866109/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbb8b25-5b59-4fe0-80b7-c09680866109/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_3bbb8b25-5b59-4fe0-80b7-c09680866109/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbb8b25-5b59-4fe0-80b7-c09680866109/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbb8b25-5b59-4fe0-80b7-c09680866109/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_3bbb8b25-5b59-4fe0-80b7-c09680866109/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 0d9ebbb30768a2034911923a47ec23b508893488073d6c966da0671a59e428a3 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:31:04,912 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:31:04,916 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:31:04,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:31:04,970 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:31:04,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:31:04,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:31:04,983 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:31:04,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:31:04,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:31:04,995 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:31:04,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:31:04,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:31:05,001 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:31:05,004 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:31:05,010 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:31:05,012 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:31:05,013 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:31:05,016 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:31:05,018 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:31:05,020 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:31:05,025 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:31:05,032 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:31:05,034 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:31:05,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:31:05,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:31:05,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:31:05,049 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:31:05,050 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:31:05,051 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:31:05,052 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:31:05,053 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:31:05,056 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:31:05,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:31:05,058 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:31:05,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:31:05,060 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:31:05,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:31:05,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:31:05,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:31:05,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:31:05,063 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbb8b25-5b59-4fe0-80b7-c09680866109/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:31:05,115 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:31:05,115 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:31:05,116 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:31:05,116 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:31:05,119 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:31:05,119 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:31:05,119 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:31:05,120 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:31:05,126 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:31:05,126 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:31:05,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:31:05,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:31:05,128 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:31:05,128 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:31:05,128 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:31:05,128 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:31:05,128 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:31:05,129 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:31:05,129 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:31:05,129 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:31:05,129 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:31:05,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:31:05,130 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:31:05,130 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:31:05,131 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:31:05,131 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:31:05,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:31:05,131 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:31:05,132 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_3bbb8b25-5b59-4fe0-80b7-c09680866109/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbb8b25-5b59-4fe0-80b7-c09680866109/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d9ebbb30768a2034911923a47ec23b508893488073d6c966da0671a59e428a3 [2021-10-29 03:31:05,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:31:05,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:31:05,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:31:05,424 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:31:05,425 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:31:05,427 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbb8b25-5b59-4fe0-80b7-c09680866109/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c [2021-10-29 03:31:05,515 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbb8b25-5b59-4fe0-80b7-c09680866109/bin/ukojak-Rh5K9KB4LI/data/09184cf95/749ce1c67dcd4f179fddca04f48b6ce5/FLAG353e50a44 [2021-10-29 03:31:06,067 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:31:06,075 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbb8b25-5b59-4fe0-80b7-c09680866109/sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c [2021-10-29 03:31:06,088 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbb8b25-5b59-4fe0-80b7-c09680866109/bin/ukojak-Rh5K9KB4LI/data/09184cf95/749ce1c67dcd4f179fddca04f48b6ce5/FLAG353e50a44 [2021-10-29 03:31:06,378 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbb8b25-5b59-4fe0-80b7-c09680866109/bin/ukojak-Rh5K9KB4LI/data/09184cf95/749ce1c67dcd4f179fddca04f48b6ce5 [2021-10-29 03:31:06,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:31:06,381 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:31:06,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:31:06,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:31:06,388 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:31:06,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:31:06" (1/1) ... [2021-10-29 03:31:06,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12a171f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:06, skipping insertion in model container [2021-10-29 03:31:06,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:31:06" (1/1) ... [2021-10-29 03:31:06,397 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:31:06,436 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:31:06,823 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_3bbb8b25-5b59-4fe0-80b7-c09680866109/sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c[16435,16448] [2021-10-29 03:31:06,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:31:06,842 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:31:06,946 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_3bbb8b25-5b59-4fe0-80b7-c09680866109/sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c[16435,16448] [2021-10-29 03:31:06,959 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:31:06,993 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:31:06,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:06 WrapperNode [2021-10-29 03:31:06,994 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:31:06,995 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:31:06,996 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:31:06,997 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:31:07,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:06" (1/1) ... [2021-10-29 03:31:07,026 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:06" (1/1) ... [2021-10-29 03:31:07,055 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:31:07,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:31:07,056 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:31:07,056 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:31:07,065 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:06" (1/1) ... [2021-10-29 03:31:07,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:06" (1/1) ... [2021-10-29 03:31:07,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:06" (1/1) ... [2021-10-29 03:31:07,081 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:06" (1/1) ... [2021-10-29 03:31:07,088 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:06" (1/1) ... [2021-10-29 03:31:07,105 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:06" (1/1) ... [2021-10-29 03:31:07,107 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:06" (1/1) ... [2021-10-29 03:31:07,110 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:31:07,111 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:31:07,118 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:31:07,118 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:31:07,119 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:31:06" (1/1) ... [2021-10-29 03:31:07,127 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:31:07,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbb8b25-5b59-4fe0-80b7-c09680866109/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:31:07,154 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbb8b25-5b59-4fe0-80b7-c09680866109/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:31:07,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbb8b25-5b59-4fe0-80b7-c09680866109/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:31:07,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:31:07,209 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-10-29 03:31:07,209 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-10-29 03:31:07,210 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-10-29 03:31:07,211 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-10-29 03:31:07,211 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-10-29 03:31:07,211 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-10-29 03:31:07,211 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-10-29 03:31:07,211 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-10-29 03:31:07,211 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-10-29 03:31:07,212 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-10-29 03:31:07,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:31:07,212 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-10-29 03:31:07,212 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-10-29 03:31:07,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:31:07,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:31:08,404 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:31:08,404 INFO L299 CfgBuilder]: Removed 36 assume(true) statements. [2021-10-29 03:31:08,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:31:08 BoogieIcfgContainer [2021-10-29 03:31:08,409 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:31:08,410 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:31:08,411 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:31:08,424 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:31:08,424 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:31:08" (1/1) ... [2021-10-29 03:31:08,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:31:08,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:08,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2021-10-29 03:31:08,495 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2021-10-29 03:31:08,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:31:08,506 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:08,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:08,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:08,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:08,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:08,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2021-10-29 03:31:08,783 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2021-10-29 03:31:08,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:31:08,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:08,785 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:08,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:08,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:08,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:08,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2021-10-29 03:31:08,926 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2021-10-29 03:31:08,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 03:31:08,927 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:08,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:09,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:09,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:09,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:09,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 57 states and 78 transitions. [2021-10-29 03:31:09,305 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 78 transitions. [2021-10-29 03:31:09,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:31:09,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:09,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:09,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:09,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:10,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:10,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 71 states and 109 transitions. [2021-10-29 03:31:10,087 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 109 transitions. [2021-10-29 03:31:10,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 03:31:10,088 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:10,088 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:10,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:10,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:11,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:11,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 86 states and 142 transitions. [2021-10-29 03:31:11,258 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 142 transitions. [2021-10-29 03:31:11,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 03:31:11,261 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:11,262 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:11,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:11,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:11,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:11,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 88 states and 144 transitions. [2021-10-29 03:31:11,385 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 144 transitions. [2021-10-29 03:31:11,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 03:31:11,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:11,387 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:11,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:11,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:11,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:11,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 96 states and 160 transitions. [2021-10-29 03:31:11,551 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 160 transitions. [2021-10-29 03:31:11,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 03:31:11,560 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:11,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:11,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:11,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:11,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:11,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 101 states and 170 transitions. [2021-10-29 03:31:11,778 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 170 transitions. [2021-10-29 03:31:11,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:31:11,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:11,785 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:11,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:11,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:11,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:11,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 102 states and 171 transitions. [2021-10-29 03:31:11,883 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 171 transitions. [2021-10-29 03:31:11,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:31:11,885 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:11,887 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:11,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:11,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:12,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:12,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 103 states and 173 transitions. [2021-10-29 03:31:12,088 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 173 transitions. [2021-10-29 03:31:12,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 03:31:12,089 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:12,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:12,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:12,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:12,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:12,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 107 states and 180 transitions. [2021-10-29 03:31:12,237 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 180 transitions. [2021-10-29 03:31:12,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-29 03:31:12,241 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:12,243 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:12,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:12,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:31:12,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:12,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 108 states and 180 transitions. [2021-10-29 03:31:12,305 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 180 transitions. [2021-10-29 03:31:12,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 03:31:12,306 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:12,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:12,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:12,590 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:31:13,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:13,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 111 states and 187 transitions. [2021-10-29 03:31:13,180 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 187 transitions. [2021-10-29 03:31:13,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 03:31:13,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:13,181 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:13,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:13,223 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:31:13,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:13,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 117 states and 202 transitions. [2021-10-29 03:31:13,626 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 202 transitions. [2021-10-29 03:31:13,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 03:31:13,628 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:13,628 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:13,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:13,674 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:31:14,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:14,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 125 states and 216 transitions. [2021-10-29 03:31:14,274 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 216 transitions. [2021-10-29 03:31:14,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 03:31:14,275 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:14,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:14,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:14,309 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:31:14,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:14,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 127 states and 220 transitions. [2021-10-29 03:31:14,340 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 220 transitions. [2021-10-29 03:31:14,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 03:31:14,342 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:14,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:14,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:14,391 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:31:14,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:14,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 128 states and 221 transitions. [2021-10-29 03:31:14,406 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 221 transitions. [2021-10-29 03:31:14,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 03:31:14,407 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:14,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:14,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:14,444 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-29 03:31:14,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:14,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 130 states and 225 transitions. [2021-10-29 03:31:14,644 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 225 transitions. [2021-10-29 03:31:14,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-29 03:31:14,647 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:14,649 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:14,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:14,719 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:31:14,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:14,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 131 states and 226 transitions. [2021-10-29 03:31:14,839 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 226 transitions. [2021-10-29 03:31:14,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-29 03:31:14,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:14,841 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:14,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:14,954 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 03:31:16,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:16,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 137 states and 242 transitions. [2021-10-29 03:31:16,038 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 242 transitions. [2021-10-29 03:31:16,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-29 03:31:16,039 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:16,040 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:16,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:16,094 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-29 03:31:17,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:17,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 150 states and 265 transitions. [2021-10-29 03:31:17,428 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 265 transitions. [2021-10-29 03:31:17,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-29 03:31:17,430 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:17,430 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:17,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:17,467 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-29 03:31:17,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:17,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 156 states and 277 transitions. [2021-10-29 03:31:17,855 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 277 transitions. [2021-10-29 03:31:17,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-29 03:31:17,856 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:17,856 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:17,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:17,972 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 25 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:31:18,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:18,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 157 states and 277 transitions. [2021-10-29 03:31:18,161 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 277 transitions. [2021-10-29 03:31:18,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-29 03:31:18,168 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:18,169 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:18,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:18,249 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 03:31:18,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:18,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 164 states and 288 transitions. [2021-10-29 03:31:18,908 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 288 transitions. [2021-10-29 03:31:18,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-29 03:31:18,910 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:18,910 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:18,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:18,957 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 35 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-29 03:31:19,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:19,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 171 states and 300 transitions. [2021-10-29 03:31:19,584 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 300 transitions. [2021-10-29 03:31:19,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-29 03:31:19,611 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:31:19,611 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:31:19,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:31:19,655 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 03:31:19,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:31:19,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 55 states and 66 transitions. [2021-10-29 03:31:19,672 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 66 transitions. [2021-10-29 03:31:19,673 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 03:31:19,673 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 27 iterations. [2021-10-29 03:31:19,686 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 03:31:19,943 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:31:19,948 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:31:19,948 INFO L565 CodeCheckObserver]: Invariant with dag size 11 [2021-10-29 03:31:19,953 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:31:19,953 INFO L565 CodeCheckObserver]: Invariant with dag size 7 [2021-10-29 03:31:19,954 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:31:19,955 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:31:19,955 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:31:19,955 INFO L565 CodeCheckObserver]: Invariant with dag size 9 [2021-10-29 03:31:19,958 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:31:19,959 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:31:19,959 INFO L565 CodeCheckObserver]: Invariant with dag size 14 [2021-10-29 03:31:19,963 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:31:19,964 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:31:19 ImpRootNode [2021-10-29 03:31:19,964 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:31:19,965 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:31:19,966 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:31:19,966 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:31:19,967 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:31:08" (3/4) ... [2021-10-29 03:31:19,970 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 03:31:19,975 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-10-29 03:31:19,982 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-10-29 03:31:19,982 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-10-29 03:31:19,982 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-10-29 03:31:19,983 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-10-29 03:31:19,983 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-10-29 03:31:19,994 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 60 nodes and edges [2021-10-29 03:31:19,995 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-10-29 03:31:19,996 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-29 03:31:19,996 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 03:31:19,997 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 03:31:19,998 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:31:19,998 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:31:20,020 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || 0 == systemActive [2021-10-29 03:31:20,021 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(pumpRunning == 0) || (pumpRunning == \old(pumpRunning) && !(0 == systemActive))) || (pumpRunning == \old(pumpRunning) && methaneLevelCritical == 0) [2021-10-29 03:31:20,089 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbb8b25-5b59-4fe0-80b7-c09680866109/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:31:20,089 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:31:20,091 INFO L168 Benchmark]: Toolchain (without parser) took 13708.80 ms. Allocated memory was 113.2 MB in the beginning and 172.0 MB in the end (delta: 58.7 MB). Free memory was 82.8 MB in the beginning and 106.9 MB in the end (delta: -24.1 MB). Peak memory consumption was 34.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:31:20,091 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 113.2 MB. Free memory is still 66.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:31:20,092 INFO L168 Benchmark]: CACSL2BoogieTranslator took 610.78 ms. Allocated memory is still 113.2 MB. Free memory was 82.5 MB in the beginning and 79.3 MB in the end (delta: 3.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:31:20,093 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.53 ms. Allocated memory is still 113.2 MB. Free memory was 79.3 MB in the beginning and 76.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:31:20,094 INFO L168 Benchmark]: Boogie Preprocessor took 55.03 ms. Allocated memory is still 113.2 MB. Free memory was 76.8 MB in the beginning and 75.1 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:31:20,094 INFO L168 Benchmark]: RCFGBuilder took 1297.92 ms. Allocated memory was 113.2 MB in the beginning and 142.6 MB in the end (delta: 29.4 MB). Free memory was 75.1 MB in the beginning and 94.6 MB in the end (delta: -19.5 MB). Peak memory consumption was 30.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:31:20,095 INFO L168 Benchmark]: CodeCheck took 11553.72 ms. Allocated memory was 142.6 MB in the beginning and 172.0 MB in the end (delta: 29.4 MB). Free memory was 94.6 MB in the beginning and 112.1 MB in the end (delta: -17.5 MB). Peak memory consumption was 12.9 MB. Max. memory is 16.1 GB. [2021-10-29 03:31:20,095 INFO L168 Benchmark]: Witness Printer took 124.51 ms. Allocated memory is still 172.0 MB. Free memory was 112.1 MB in the beginning and 106.9 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:31:20,097 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, 46 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.2s, OverallIterations: 27, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1431596812 SDtfs, 574740968 SDslu, 1163390596 SDs, 0 SdLazy, 1256534032 SolverSat, 419735836 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9664 GetRequests, 9444 SyntacticMatches, 4 SemanticMatches, 216 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19381 ImplicationChecksByTransitivity, 7.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 965 NumberOfCodeBlocks, 965 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 939 ConstructedInterpolants, 0 QuantifiedInterpolants, 1853 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 20 PerfectInterpolantSequences, 300/330 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: 821]: 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: 238]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && tmp == systemActive) && tmp == 1 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || !(tmp == 0) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || !(pumpRunning == 0)) || 0 == systemActive - InvariantResult [Line: 129]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 393]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: (!(pumpRunning == 0) || (pumpRunning == \old(pumpRunning) && !(0 == systemActive))) || (pumpRunning == \old(pumpRunning) && methaneLevelCritical == 0) - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 113.2 MB. Free memory is still 66.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 610.78 ms. Allocated memory is still 113.2 MB. Free memory was 82.5 MB in the beginning and 79.3 MB in the end (delta: 3.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 59.53 ms. Allocated memory is still 113.2 MB. Free memory was 79.3 MB in the beginning and 76.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 55.03 ms. Allocated memory is still 113.2 MB. Free memory was 76.8 MB in the beginning and 75.1 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1297.92 ms. Allocated memory was 113.2 MB in the beginning and 142.6 MB in the end (delta: 29.4 MB). Free memory was 75.1 MB in the beginning and 94.6 MB in the end (delta: -19.5 MB). Peak memory consumption was 30.3 MB. Max. memory is 16.1 GB. * CodeCheck took 11553.72 ms. Allocated memory was 142.6 MB in the beginning and 172.0 MB in the end (delta: 29.4 MB). Free memory was 94.6 MB in the beginning and 112.1 MB in the end (delta: -17.5 MB). Peak memory consumption was 12.9 MB. Max. memory is 16.1 GB. * Witness Printer took 124.51 ms. Allocated memory is still 172.0 MB. Free memory was 112.1 MB in the beginning and 106.9 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 03:31:20,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3bbb8b25-5b59-4fe0-80b7-c09680866109/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...