./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product62.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_57b4329a-73ab-4f0b-99ea-eacbe40d6886/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b4329a-73ab-4f0b-99ea-eacbe40d6886/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_57b4329a-73ab-4f0b-99ea-eacbe40d6886/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b4329a-73ab-4f0b-99ea-eacbe40d6886/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b4329a-73ab-4f0b-99ea-eacbe40d6886/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_57b4329a-73ab-4f0b-99ea-eacbe40d6886/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 d8e8f57de68bd156f96d4553940231369dc2e0f8c550ee7a61d6446a6f476745 --- 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 16:40:11,821 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:40:11,824 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:40:11,890 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:40:11,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:40:11,896 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:40:11,899 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:40:11,903 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:40:11,910 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:40:11,915 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:40:11,917 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:40:11,918 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:40:11,919 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:40:11,920 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:40:11,921 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:40:11,922 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:40:11,923 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:40:11,924 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:40:11,926 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:40:11,929 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:40:11,931 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:40:11,933 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:40:11,935 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:40:11,936 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:40:11,941 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:40:11,942 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:40:11,942 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:40:11,943 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:40:11,944 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:40:11,945 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:40:11,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:40:11,952 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:40:11,954 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:40:11,956 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:40:11,958 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:40:11,958 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:40:11,959 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:40:11,959 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:40:11,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:40:11,960 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:40:11,961 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:40:11,962 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b4329a-73ab-4f0b-99ea-eacbe40d6886/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:40:12,023 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:40:12,023 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:40:12,025 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:40:12,025 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:40:12,026 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:40:12,026 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:40:12,026 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:40:12,026 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:40:12,027 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:40:12,027 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:40:12,028 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:40:12,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:40:12,029 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:40:12,029 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:40:12,029 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:40:12,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:40:12,030 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:40:12,030 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:40:12,030 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:40:12,030 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:40:12,030 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:40:12,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:40:12,031 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:40:12,031 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:40:12,031 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:40:12,032 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:40:12,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:40:12,032 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:40:12,032 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_57b4329a-73ab-4f0b-99ea-eacbe40d6886/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b4329a-73ab-4f0b-99ea-eacbe40d6886/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8e8f57de68bd156f96d4553940231369dc2e0f8c550ee7a61d6446a6f476745 [2022-10-17 16:40:12,375 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:40:12,406 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:40:12,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:40:12,412 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:40:12,413 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:40:12,415 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b4329a-73ab-4f0b-99ea-eacbe40d6886/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c [2022-10-17 16:40:12,500 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b4329a-73ab-4f0b-99ea-eacbe40d6886/bin/ukojak-92XMlrwhuB/data/df84f4d1d/258039933e4347f3a2852c20643501dd/FLAG40434f45e [2022-10-17 16:40:13,100 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:40:13,101 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b4329a-73ab-4f0b-99ea-eacbe40d6886/sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c [2022-10-17 16:40:13,123 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b4329a-73ab-4f0b-99ea-eacbe40d6886/bin/ukojak-92XMlrwhuB/data/df84f4d1d/258039933e4347f3a2852c20643501dd/FLAG40434f45e [2022-10-17 16:40:13,341 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b4329a-73ab-4f0b-99ea-eacbe40d6886/bin/ukojak-92XMlrwhuB/data/df84f4d1d/258039933e4347f3a2852c20643501dd [2022-10-17 16:40:13,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:40:13,347 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:40:13,348 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:40:13,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:40:13,352 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:40:13,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:40:13" (1/1) ... [2022-10-17 16:40:13,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7919697c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:13, skipping insertion in model container [2022-10-17 16:40:13,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:40:13" (1/1) ... [2022-10-17 16:40:13,362 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:40:13,418 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:40:13,781 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_57b4329a-73ab-4f0b-99ea-eacbe40d6886/sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c[12672,12685] [2022-10-17 16:40:13,891 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:40:13,914 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:40:14,023 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_57b4329a-73ab-4f0b-99ea-eacbe40d6886/sv-benchmarks/c/product-lines/minepump_spec2_product62.cil.c[12672,12685] [2022-10-17 16:40:14,061 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:40:14,094 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:40:14,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:14 WrapperNode [2022-10-17 16:40:14,095 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:40:14,096 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:40:14,097 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:40:14,099 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:40:14,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:14" (1/1) ... [2022-10-17 16:40:14,141 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:14" (1/1) ... [2022-10-17 16:40:14,199 INFO L138 Inliner]: procedures = 59, calls = 162, calls flagged for inlining = 24, calls inlined = 21, statements flattened = 279 [2022-10-17 16:40:14,201 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:40:14,202 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:40:14,203 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:40:14,203 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:40:14,214 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:14" (1/1) ... [2022-10-17 16:40:14,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:14" (1/1) ... [2022-10-17 16:40:14,231 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:14" (1/1) ... [2022-10-17 16:40:14,239 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:14" (1/1) ... [2022-10-17 16:40:14,247 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:14" (1/1) ... [2022-10-17 16:40:14,268 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:14" (1/1) ... [2022-10-17 16:40:14,270 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:14" (1/1) ... [2022-10-17 16:40:14,272 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:14" (1/1) ... [2022-10-17 16:40:14,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:40:14,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:40:14,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:40:14,285 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:40:14,286 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:40:14" (1/1) ... [2022-10-17 16:40:14,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:40:14,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b4329a-73ab-4f0b-99ea-eacbe40d6886/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:40:14,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b4329a-73ab-4f0b-99ea-eacbe40d6886/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:40:14,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57b4329a-73ab-4f0b-99ea-eacbe40d6886/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:40:14,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:40:14,397 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:40:14,398 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:40:14,398 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:40:14,398 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:40:14,398 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:40:14,399 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:40:14,399 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:40:14,399 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:40:14,399 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:40:14,400 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:40:14,400 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:40:14,400 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:40:14,400 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:40:14,401 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:40:14,401 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-10-17 16:40:14,401 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-10-17 16:40:14,401 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-10-17 16:40:14,402 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-10-17 16:40:14,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:40:14,402 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:40:14,402 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:40:14,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:40:14,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:40:14,482 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:40:14,485 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:40:15,039 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:40:15,169 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:40:15,169 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:40:15,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:40:15 BoogieIcfgContainer [2022-10-17 16:40:15,172 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:40:15,173 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:40:15,174 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:40:15,184 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:40:15,185 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:40:15" (1/1) ... [2022-10-17 16:40:15,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:40:15,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:15,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 75 states and 99 transitions. [2022-10-17 16:40:15,266 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 99 transitions. [2022-10-17 16:40:15,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:40:15,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:15,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:15,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:15,480 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 16:40:15,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:15,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 75 states and 97 transitions. [2022-10-17 16:40:15,526 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 97 transitions. [2022-10-17 16:40:15,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:40:15,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:15,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:15,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:15,767 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 16:40:15,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:15,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 77 states and 100 transitions. [2022-10-17 16:40:15,808 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 100 transitions. [2022-10-17 16:40:15,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:40:15,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:15,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:15,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:16,023 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 16:40:16,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:16,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 90 states and 124 transitions. [2022-10-17 16:40:16,256 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 124 transitions. [2022-10-17 16:40:16,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:40:16,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:16,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:16,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:16,452 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 16:40:16,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:16,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 91 states and 125 transitions. [2022-10-17 16:40:16,483 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 125 transitions. [2022-10-17 16:40:16,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:40:16,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:16,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:16,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:16,689 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 16:40:17,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:17,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 106 states and 155 transitions. [2022-10-17 16:40:17,310 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 155 transitions. [2022-10-17 16:40:17,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:40:17,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:17,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:17,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:17,756 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 16:40:18,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:18,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 117 states and 182 transitions. [2022-10-17 16:40:18,853 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 182 transitions. [2022-10-17 16:40:18,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:40:18,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:18,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:18,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:19,007 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 16:40:19,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:19,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 124 states and 197 transitions. [2022-10-17 16:40:19,169 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 197 transitions. [2022-10-17 16:40:19,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:40:19,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:19,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:19,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:19,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:40:19,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:19,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 125 states and 198 transitions. [2022-10-17 16:40:19,296 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 198 transitions. [2022-10-17 16:40:19,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:40:19,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:19,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:19,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:19,429 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 16:40:19,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:19,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 125 states and 197 transitions. [2022-10-17 16:40:19,468 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 197 transitions. [2022-10-17 16:40:19,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:40:19,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:19,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:19,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:19,551 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:40:19,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:19,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 130 states and 208 transitions. [2022-10-17 16:40:19,731 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 208 transitions. [2022-10-17 16:40:19,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:40:19,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:19,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:19,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:19,786 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:40:19,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:19,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 131 states and 209 transitions. [2022-10-17 16:40:19,809 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 209 transitions. [2022-10-17 16:40:19,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:40:19,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:19,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:19,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:20,030 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:40:20,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:20,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 134 states and 216 transitions. [2022-10-17 16:40:20,548 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 216 transitions. [2022-10-17 16:40:20,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:40:20,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:20,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:20,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:20,620 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 16:40:20,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:20,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 136 states and 220 transitions. [2022-10-17 16:40:20,670 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 220 transitions. [2022-10-17 16:40:20,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:40:20,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:20,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:20,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:20,736 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 16:40:20,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:20,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 139 states and 226 transitions. [2022-10-17 16:40:20,766 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 226 transitions. [2022-10-17 16:40:20,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:40:20,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:20,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:20,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:20,812 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:40:21,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:21,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 142 states and 232 transitions. [2022-10-17 16:40:21,046 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 232 transitions. [2022-10-17 16:40:21,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:40:21,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:21,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:21,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:21,202 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 16:40:21,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:21,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 147 states and 243 transitions. [2022-10-17 16:40:21,432 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 243 transitions. [2022-10-17 16:40:21,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:40:21,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:21,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:21,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:21,565 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:40:22,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:22,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 153 states and 258 transitions. [2022-10-17 16:40:22,334 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 258 transitions. [2022-10-17 16:40:22,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:40:22,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:22,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:22,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:22,740 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:40:24,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:24,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 165 states and 284 transitions. [2022-10-17 16:40:24,580 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 284 transitions. [2022-10-17 16:40:24,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:40:24,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:24,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:24,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:24,722 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:40:26,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:26,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 184 states and 324 transitions. [2022-10-17 16:40:26,867 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 324 transitions. [2022-10-17 16:40:26,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:40:26,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:26,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:26,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:26,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:40:26,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:26,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 185 states and 325 transitions. [2022-10-17 16:40:26,982 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 325 transitions. [2022-10-17 16:40:26,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:40:26,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:26,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:27,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:27,093 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:40:27,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:27,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 186 states and 326 transitions. [2022-10-17 16:40:27,127 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 326 transitions. [2022-10-17 16:40:27,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:40:27,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:27,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:27,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:27,361 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:40:28,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:28,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 197 states and 353 transitions. [2022-10-17 16:40:28,962 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 353 transitions. [2022-10-17 16:40:28,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:40:28,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:28,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:28,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:29,476 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:40:32,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:32,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 208 states and 381 transitions. [2022-10-17 16:40:32,060 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 381 transitions. [2022-10-17 16:40:32,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:40:32,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:32,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:32,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:32,136 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:40:34,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:34,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 221 states and 409 transitions. [2022-10-17 16:40:34,553 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 409 transitions. [2022-10-17 16:40:34,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:40:34,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:34,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:34,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:34,692 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:40:37,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:37,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 235 states and 445 transitions. [2022-10-17 16:40:37,049 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 445 transitions. [2022-10-17 16:40:37,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:40:37,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:37,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:37,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:37,183 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:40:37,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:37,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 236 states and 449 transitions. [2022-10-17 16:40:37,521 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 449 transitions. [2022-10-17 16:40:37,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:40:37,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:37,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:37,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:37,600 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:40:39,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:39,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 245 states and 483 transitions. [2022-10-17 16:40:39,115 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 483 transitions. [2022-10-17 16:40:39,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 16:40:39,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:39,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:39,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:39,186 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:40:39,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:39,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 246 states and 486 transitions. [2022-10-17 16:40:39,258 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 486 transitions. [2022-10-17 16:40:39,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 16:40:39,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:39,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:39,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:39,354 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:40:39,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:39,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 248 states and 490 transitions. [2022-10-17 16:40:39,422 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 490 transitions. [2022-10-17 16:40:39,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:40:39,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:39,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:39,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:39,506 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:40:39,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:39,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 250 states and 494 transitions. [2022-10-17 16:40:39,896 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 494 transitions. [2022-10-17 16:40:39,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 16:40:39,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:39,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:39,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:40,272 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 19 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:40:40,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:40,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 250 states and 494 transitions. [2022-10-17 16:40:40,513 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 494 transitions. [2022-10-17 16:40:40,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:40:40,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:40,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:40,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:40,584 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:40:41,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:40:41,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 252 states and 501 transitions. [2022-10-17 16:40:41,158 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 501 transitions. [2022-10-17 16:40:41,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:40:41,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:40:41,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:40:41,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:40:41,226 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.