./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product02.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9c02efa-2045-4444-b75b-762565262223/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9c02efa-2045-4444-b75b-762565262223/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9c02efa-2045-4444-b75b-762565262223/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9c02efa-2045-4444-b75b-762565262223/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product02.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9c02efa-2045-4444-b75b-762565262223/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9c02efa-2045-4444-b75b-762565262223/bin/ukojak-92XMlrwhuB --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 946d32f68529fe8e8ef40d628a80388e3f0181b3c7613933ab7ca33bcc37bf44 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:34:55,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:34:55,925 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:34:55,957 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:34:55,958 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:34:55,959 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:34:55,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:34:55,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:34:55,966 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:34:55,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:34:55,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:34:55,971 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:34:55,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:34:55,973 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:34:55,974 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:34:55,976 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:34:55,977 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:34:55,979 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:34:55,981 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:34:55,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:34:55,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:34:55,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:34:55,990 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:34:55,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:34:55,996 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:34:55,997 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:34:55,997 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:34:55,999 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:34:55,999 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:34:56,001 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:34:56,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:34:56,003 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:34:56,004 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:34:56,005 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:34:56,007 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:34:56,007 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:34:56,008 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:34:56,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:34:56,009 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:34:56,010 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:34:56,011 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:34:56,013 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9c02efa-2045-4444-b75b-762565262223/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:34:56,043 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:34:56,043 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:34:56,044 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:34:56,044 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:34:56,045 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:34:56,045 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:34:56,046 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:34:56,046 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:34:56,046 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:34:56,046 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:34:56,047 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:34:56,047 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:34:56,047 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:34:56,047 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:34:56,047 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:34:56,048 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:34:56,048 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:34:56,048 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:34:56,048 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:34:56,048 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:34:56,049 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:34:56,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:34:56,049 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:34:56,049 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:34:56,050 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:34:56,050 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:34:56,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:34:56,050 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:34:56,050 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_d9c02efa-2045-4444-b75b-762565262223/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9c02efa-2045-4444-b75b-762565262223/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 946d32f68529fe8e8ef40d628a80388e3f0181b3c7613933ab7ca33bcc37bf44 [2022-10-17 16:34:56,313 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:34:56,350 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:34:56,353 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:34:56,355 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:34:56,357 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:34:56,359 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9c02efa-2045-4444-b75b-762565262223/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec1_product02.cil.c [2022-10-17 16:34:56,435 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9c02efa-2045-4444-b75b-762565262223/bin/ukojak-92XMlrwhuB/data/34195c8c0/78f18f9034cb49348a6a4aed00996634/FLAGa1fa7348e [2022-10-17 16:34:56,930 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:34:56,931 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9c02efa-2045-4444-b75b-762565262223/sv-benchmarks/c/product-lines/minepump_spec1_product02.cil.c [2022-10-17 16:34:56,948 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9c02efa-2045-4444-b75b-762565262223/bin/ukojak-92XMlrwhuB/data/34195c8c0/78f18f9034cb49348a6a4aed00996634/FLAGa1fa7348e [2022-10-17 16:34:57,257 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9c02efa-2045-4444-b75b-762565262223/bin/ukojak-92XMlrwhuB/data/34195c8c0/78f18f9034cb49348a6a4aed00996634 [2022-10-17 16:34:57,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:34:57,261 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:34:57,269 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:34:57,269 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:34:57,273 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:34:57,274 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:57" (1/1) ... [2022-10-17 16:34:57,275 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@838fcf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:57, skipping insertion in model container [2022-10-17 16:34:57,276 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:57" (1/1) ... [2022-10-17 16:34:57,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:34:57,333 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:34:57,640 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_d9c02efa-2045-4444-b75b-762565262223/sv-benchmarks/c/product-lines/minepump_spec1_product02.cil.c[7173,7186] [2022-10-17 16:34:57,732 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:34:57,749 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:34:57,781 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_d9c02efa-2045-4444-b75b-762565262223/sv-benchmarks/c/product-lines/minepump_spec1_product02.cil.c[7173,7186] [2022-10-17 16:34:57,808 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:34:57,831 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:34:57,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:57 WrapperNode [2022-10-17 16:34:57,832 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:34:57,833 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:34:57,833 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:34:57,834 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:34:57,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:57" (1/1) ... [2022-10-17 16:34:57,858 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:57" (1/1) ... [2022-10-17 16:34:57,889 INFO L138 Inliner]: procedures = 50, calls = 145, calls flagged for inlining = 17, calls inlined = 14, statements flattened = 183 [2022-10-17 16:34:57,891 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:34:57,893 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:34:57,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:34:57,894 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:34:57,903 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:57" (1/1) ... [2022-10-17 16:34:57,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:57" (1/1) ... [2022-10-17 16:34:57,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:57" (1/1) ... [2022-10-17 16:34:57,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:57" (1/1) ... [2022-10-17 16:34:57,924 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:57" (1/1) ... [2022-10-17 16:34:57,941 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:57" (1/1) ... [2022-10-17 16:34:57,942 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:57" (1/1) ... [2022-10-17 16:34:57,944 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:57" (1/1) ... [2022-10-17 16:34:57,954 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:34:57,955 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:34:57,955 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:34:57,955 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:34:57,956 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:57" (1/1) ... [2022-10-17 16:34:57,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:34:57,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9c02efa-2045-4444-b75b-762565262223/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:34:57,992 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9c02efa-2045-4444-b75b-762565262223/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:34:57,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9c02efa-2045-4444-b75b-762565262223/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:34:58,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:34:58,032 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:34:58,032 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:34:58,032 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:34:58,033 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:34:58,033 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:34:58,033 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:34:58,033 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:34:58,033 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:34:58,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:34:58,033 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:34:58,034 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:34:58,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:34:58,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:34:58,123 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:34:58,125 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:34:58,503 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:34:58,655 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:34:58,655 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:34:58,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:58 BoogieIcfgContainer [2022-10-17 16:34:58,658 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:34:58,660 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:34:58,660 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:34:58,671 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:34:58,671 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:58" (1/1) ... [2022-10-17 16:34:58,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:34:58,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:58,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2022-10-17 16:34:58,779 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2022-10-17 16:34:58,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:34:58,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:58,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:58,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:58,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:59,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:59,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2022-10-17 16:34:59,047 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2022-10-17 16:34:59,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:34:59,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:59,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:59,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:59,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:59,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:59,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 41 states and 50 transitions. [2022-10-17 16:34:59,294 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2022-10-17 16:34:59,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:34:59,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:59,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:59,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:59,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:59,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:59,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2022-10-17 16:34:59,737 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2022-10-17 16:34:59,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:34:59,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:59,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:59,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:59,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:59,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:59,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 71 transitions. [2022-10-17 16:34:59,916 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2022-10-17 16:34:59,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:34:59,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:59,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:59,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:00,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:00,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:00,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 66 states and 95 transitions. [2022-10-17 16:35:00,605 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 95 transitions. [2022-10-17 16:35:00,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:35:00,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:00,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:00,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:00,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:00,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:00,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 67 states and 96 transitions. [2022-10-17 16:35:00,769 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 96 transitions. [2022-10-17 16:35:00,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:35:00,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:00,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:00,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:00,819 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:35:00,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:00,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 72 states and 107 transitions. [2022-10-17 16:35:00,951 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 107 transitions. [2022-10-17 16:35:00,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:35:00,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:00,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:00,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:01,022 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:35:01,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:01,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 73 states and 108 transitions. [2022-10-17 16:35:01,048 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2022-10-17 16:35:01,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:35:01,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:01,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:01,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:01,380 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:35:01,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:01,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 76 states and 114 transitions. [2022-10-17 16:35:01,836 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 114 transitions. [2022-10-17 16:35:01,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:35:01,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:01,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:01,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:01,884 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:35:02,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:02,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 79 states and 120 transitions. [2022-10-17 16:35:02,052 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 120 transitions. [2022-10-17 16:35:02,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:35:02,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:02,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:02,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:02,179 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:35:02,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:02,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 81 states and 122 transitions. [2022-10-17 16:35:02,226 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 122 transitions. [2022-10-17 16:35:02,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:35:02,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:02,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:02,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:02,352 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:35:02,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:02,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 84 states and 127 transitions. [2022-10-17 16:35:02,440 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 127 transitions. [2022-10-17 16:35:02,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:35:02,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:02,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:02,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:02,599 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:35:02,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:02,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 85 states and 128 transitions. [2022-10-17 16:35:02,641 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 128 transitions. [2022-10-17 16:35:02,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:35:02,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:02,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:02,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:02,740 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:35:02,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:02,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 88 states and 133 transitions. [2022-10-17 16:35:02,771 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 133 transitions. [2022-10-17 16:35:02,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:35:02,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:02,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:02,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:02,879 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:35:02,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:02,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 89 states and 134 transitions. [2022-10-17 16:35:02,911 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 134 transitions. [2022-10-17 16:35:02,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:35:02,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:02,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:02,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:03,021 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:35:03,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:03,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 41 states and 50 transitions. [2022-10-17 16:35:03,049 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2022-10-17 16:35:03,050 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 16:35:03,050 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2022-10-17 16:35:03,061 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-10-17 16:35:03,157 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:35:03,161 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:35:03,161 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:35:03,162 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:35:03,162 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:35:03,162 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:35:03,162 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:35:03,162 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2022-10-17 16:35:03,173 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:35:03,174 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:35:03,174 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:35:03,174 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2022-10-17 16:35:03,176 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:35:03,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:35:03 ImpRootNode [2022-10-17 16:35:03,177 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:35:03,178 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:35:03,178 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:35:03,178 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:35:03,179 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:58" (3/4) ... [2022-10-17 16:35:03,183 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 16:35:03,189 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-10-17 16:35:03,189 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2022-10-17 16:35:03,189 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-10-17 16:35:03,189 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-10-17 16:35:03,189 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-10-17 16:35:03,202 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2022-10-17 16:35:03,203 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-10-17 16:35:03,203 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-10-17 16:35:03,204 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-10-17 16:35:03,204 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 16:35:03,205 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:35:03,205 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:35:03,298 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9c02efa-2045-4444-b75b-762565262223/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:35:03,298 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:35:03,301 INFO L158 Benchmark]: Toolchain (without parser) took 6039.85ms. Allocated memory was 117.4MB in the beginning and 180.4MB in the end (delta: 62.9MB). Free memory was 70.3MB in the beginning and 78.6MB in the end (delta: -8.3MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. [2022-10-17 16:35:03,302 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 88.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:35:03,302 INFO L158 Benchmark]: CACSL2BoogieTranslator took 563.54ms. Allocated memory is still 117.4MB. Free memory was 70.2MB in the beginning and 80.4MB in the end (delta: -10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:35:03,303 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.31ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 78.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:35:03,303 INFO L158 Benchmark]: Boogie Preprocessor took 61.30ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 76.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:35:03,304 INFO L158 Benchmark]: RCFGBuilder took 702.93ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 52.5MB in the end (delta: 24.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-10-17 16:35:03,304 INFO L158 Benchmark]: CodeCheck took 4517.15ms. Allocated memory was 117.4MB in the beginning and 180.4MB in the end (delta: 62.9MB). Free memory was 52.2MB in the beginning and 82.8MB in the end (delta: -30.6MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2022-10-17 16:35:03,304 INFO L158 Benchmark]: Witness Printer took 122.71ms. Allocated memory is still 180.4MB. Free memory was 82.8MB in the beginning and 78.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:35:03,309 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 6 procedures, 39 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.3s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2085 SdHoareTripleChecker+Valid, 4.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 851 mSDsluCounter, 2085 SdHoareTripleChecker+Invalid, 3.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1497 mSDsCounter, 738 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2249 IncrementalHoareTripleChecker+Invalid, 2987 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 738 mSolverCounterUnsat, 800 mSDtfsCounter, 2249 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4255 GetRequests, 4183 SyntacticMatches, 6 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1207 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 504 NumberOfCodeBlocks, 504 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 488 ConstructedInterpolants, 0 QuantifiedInterpolants, 963 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 15 PerfectInterpolantSequences, 176/177 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: 491]: 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: 165]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 491]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: pumpRunning == 0 && methaneLevelCritical == 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: !(tmp == 0) || tmp == methaneLevelCritical - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 88.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 563.54ms. Allocated memory is still 117.4MB. Free memory was 70.2MB in the beginning and 80.4MB in the end (delta: -10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.31ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 78.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.30ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 76.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 702.93ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 52.5MB in the end (delta: 24.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 4517.15ms. Allocated memory was 117.4MB in the beginning and 180.4MB in the end (delta: 62.9MB). Free memory was 52.2MB in the beginning and 82.8MB in the end (delta: -30.6MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. * Witness Printer took 122.71ms. Allocated memory is still 180.4MB. Free memory was 82.8MB in the beginning and 78.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-10-17 16:35:03,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9c02efa-2045-4444-b75b-762565262223/bin/ukojak-92XMlrwhuB/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