./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product45.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_b420008a-a5c2-4799-85c5-2b846af0f640/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b420008a-a5c2-4799-85c5-2b846af0f640/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_b420008a-a5c2-4799-85c5-2b846af0f640/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b420008a-a5c2-4799-85c5-2b846af0f640/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product45.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b420008a-a5c2-4799-85c5-2b846af0f640/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_b420008a-a5c2-4799-85c5-2b846af0f640/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 ba9a436826b937f0c5d07c40f29a0f312221efc7ce174fd7c7535766b753ea6d --- 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 16:59:28,946 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:59:28,949 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:59:28,987 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:59:28,988 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:59:28,990 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:59:28,992 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:59:28,995 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:59:28,997 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:59:28,998 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:59:29,000 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:59:29,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:59:29,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:59:29,004 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:59:29,005 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:59:29,007 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:59:29,008 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:59:29,010 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:59:29,012 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:59:29,016 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:59:29,018 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:59:29,023 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:59:29,025 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:59:29,027 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:59:29,035 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:59:29,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:59:29,040 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:59:29,042 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:59:29,043 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:59:29,044 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:59:29,046 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:59:29,058 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:59:29,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:59:29,062 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:59:29,064 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:59:29,065 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:59:29,066 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:59:29,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:59:29,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:59:29,068 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:59:29,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:59:29,071 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b420008a-a5c2-4799-85c5-2b846af0f640/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:59:29,147 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:59:29,148 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:59:29,149 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:59:29,149 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:59:29,150 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:59:29,150 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:59:29,151 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:59:29,151 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:59:29,151 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:59:29,151 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:59:29,152 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:59:29,152 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:59:29,152 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:59:29,152 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:59:29,152 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:59:29,153 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:59:29,153 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:59:29,153 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:59:29,153 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:59:29,154 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:59:29,154 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:59:29,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:59:29,155 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:59:29,155 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:59:29,155 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:59:29,155 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:59:29,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:59:29,156 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:59:29,156 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_b420008a-a5c2-4799-85c5-2b846af0f640/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b420008a-a5c2-4799-85c5-2b846af0f640/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ba9a436826b937f0c5d07c40f29a0f312221efc7ce174fd7c7535766b753ea6d [2022-10-17 16:59:29,421 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:59:29,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:59:29,452 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:59:29,454 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:59:29,456 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:59:29,458 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b420008a-a5c2-4799-85c5-2b846af0f640/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec4_product45.cil.c [2022-10-17 16:59:29,559 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b420008a-a5c2-4799-85c5-2b846af0f640/bin/ukojak-92XMlrwhuB/data/70beee862/0015b44818fb4dfcab98114b60d2542a/FLAG9765e36f1 [2022-10-17 16:59:30,142 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:59:30,143 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b420008a-a5c2-4799-85c5-2b846af0f640/sv-benchmarks/c/product-lines/minepump_spec4_product45.cil.c [2022-10-17 16:59:30,160 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b420008a-a5c2-4799-85c5-2b846af0f640/bin/ukojak-92XMlrwhuB/data/70beee862/0015b44818fb4dfcab98114b60d2542a/FLAG9765e36f1 [2022-10-17 16:59:30,566 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b420008a-a5c2-4799-85c5-2b846af0f640/bin/ukojak-92XMlrwhuB/data/70beee862/0015b44818fb4dfcab98114b60d2542a [2022-10-17 16:59:30,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:59:30,570 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:59:30,572 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:59:30,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:59:30,575 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:59:30,576 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:59:30" (1/1) ... [2022-10-17 16:59:30,578 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f350148 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:30, skipping insertion in model container [2022-10-17 16:59:30,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:59:30" (1/1) ... [2022-10-17 16:59:30,586 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:59:30,637 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:59:30,871 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_b420008a-a5c2-4799-85c5-2b846af0f640/sv-benchmarks/c/product-lines/minepump_spec4_product45.cil.c[5266,5279] [2022-10-17 16:59:30,952 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:59:30,974 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:59:31,022 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_b420008a-a5c2-4799-85c5-2b846af0f640/sv-benchmarks/c/product-lines/minepump_spec4_product45.cil.c[5266,5279] [2022-10-17 16:59:31,103 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:59:31,138 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:59:31,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:31 WrapperNode [2022-10-17 16:59:31,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:59:31,141 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:59:31,141 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:59:31,142 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:59:31,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:31" (1/1) ... [2022-10-17 16:59:31,178 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:31" (1/1) ... [2022-10-17 16:59:31,230 INFO L138 Inliner]: procedures = 54, calls = 155, calls flagged for inlining = 23, calls inlined = 20, statements flattened = 259 [2022-10-17 16:59:31,232 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:59:31,232 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:59:31,232 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:59:31,233 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:59:31,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:31" (1/1) ... [2022-10-17 16:59:31,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:31" (1/1) ... [2022-10-17 16:59:31,259 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:31" (1/1) ... [2022-10-17 16:59:31,260 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:31" (1/1) ... [2022-10-17 16:59:31,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:31" (1/1) ... [2022-10-17 16:59:31,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:31" (1/1) ... [2022-10-17 16:59:31,289 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:31" (1/1) ... [2022-10-17 16:59:31,291 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:31" (1/1) ... [2022-10-17 16:59:31,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:59:31,294 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:59:31,294 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:59:31,294 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:59:31,299 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:31" (1/1) ... [2022-10-17 16:59:31,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:59:31,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b420008a-a5c2-4799-85c5-2b846af0f640/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:59:31,337 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b420008a-a5c2-4799-85c5-2b846af0f640/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:59:31,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b420008a-a5c2-4799-85c5-2b846af0f640/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:59:31,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:59:31,385 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:59:31,386 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:59:31,386 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:59:31,386 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:59:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:59:31,387 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:59:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:59:31,387 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:59:31,387 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:59:31,387 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:59:31,388 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-10-17 16:59:31,388 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-10-17 16:59:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:59:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:59:31,393 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:59:31,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:59:31,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:59:31,513 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:59:31,515 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:59:31,996 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:59:32,182 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:59:32,183 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:59:32,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:59:32 BoogieIcfgContainer [2022-10-17 16:59:32,185 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:59:32,186 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:59:32,186 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:59:32,197 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:59:32,197 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:59:32" (1/1) ... [2022-10-17 16:59:32,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:59:32,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:32,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2022-10-17 16:59:32,276 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2022-10-17 16:59:32,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:59:32,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:32,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:32,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:32,482 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 16:59:32,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:32,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 57 states and 73 transitions. [2022-10-17 16:59:32,523 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 73 transitions. [2022-10-17 16:59:32,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:59:32,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:32,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:32,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:32,711 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 16:59:32,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:32,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 59 states and 76 transitions. [2022-10-17 16:59:32,751 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 76 transitions. [2022-10-17 16:59:32,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:59:32,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:32,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:32,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:32,922 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 16:59:33,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:33,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 68 states and 94 transitions. [2022-10-17 16:59:33,070 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 94 transitions. [2022-10-17 16:59:33,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:59:33,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:33,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:33,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:33,193 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 16:59:33,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:33,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 69 states and 95 transitions. [2022-10-17 16:59:33,225 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 95 transitions. [2022-10-17 16:59:33,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:59:33,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:33,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:33,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:33,349 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 16:59:33,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:33,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 70 states and 96 transitions. [2022-10-17 16:59:33,363 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 96 transitions. [2022-10-17 16:59:33,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:59:33,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:33,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:33,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:33,440 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 16:59:33,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:33,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 80 states and 117 transitions. [2022-10-17 16:59:33,653 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 117 transitions. [2022-10-17 16:59:33,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:59:33,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:33,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:33,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:33,735 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 16:59:33,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:33,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 81 states and 118 transitions. [2022-10-17 16:59:33,756 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 118 transitions. [2022-10-17 16:59:33,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:59:33,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:33,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:33,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:33,857 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 16:59:33,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:33,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 82 states and 119 transitions. [2022-10-17 16:59:33,881 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 119 transitions. [2022-10-17 16:59:33,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:59:33,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:33,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:33,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:34,009 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 16:59:34,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:34,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 84 states and 123 transitions. [2022-10-17 16:59:34,084 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 123 transitions. [2022-10-17 16:59:34,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:59:34,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:34,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:34,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:34,340 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 16:59:34,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:34,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 98 states and 156 transitions. [2022-10-17 16:59:34,763 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 156 transitions. [2022-10-17 16:59:34,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:59:34,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:34,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:34,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:35,251 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 16:59:35,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:35,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 102 states and 166 transitions. [2022-10-17 16:59:35,930 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 166 transitions. [2022-10-17 16:59:35,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:59:35,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:35,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:35,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:36,055 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 16:59:36,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:36,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 103 states and 167 transitions. [2022-10-17 16:59:36,080 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 167 transitions. [2022-10-17 16:59:36,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:59:36,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:36,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:36,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:36,128 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:59:36,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:36,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 108 states and 178 transitions. [2022-10-17 16:59:36,349 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 178 transitions. [2022-10-17 16:59:36,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:59:36,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:36,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:36,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:36,402 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:59:36,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:36,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 109 states and 179 transitions. [2022-10-17 16:59:36,442 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 179 transitions. [2022-10-17 16:59:36,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:59:36,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:36,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:36,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:36,491 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:59:36,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:36,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 110 states and 180 transitions. [2022-10-17 16:59:36,517 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 180 transitions. [2022-10-17 16:59:36,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:59:36,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:36,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:36,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:36,614 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:59:37,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:37,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 119 states and 211 transitions. [2022-10-17 16:59:37,446 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 211 transitions. [2022-10-17 16:59:37,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:59:37,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:37,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:37,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:37,746 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:59:39,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:39,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 139 states and 260 transitions. [2022-10-17 16:59:39,025 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 260 transitions. [2022-10-17 16:59:39,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:59:39,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:39,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:39,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:39,113 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:59:39,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:39,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 139 states and 260 transitions. [2022-10-17 16:59:39,138 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 260 transitions. [2022-10-17 16:59:39,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:59:39,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:39,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:39,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:39,264 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:59:39,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:39,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 139 states and 260 transitions. [2022-10-17 16:59:39,291 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 260 transitions. [2022-10-17 16:59:39,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:59:39,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:39,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:39,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:39,383 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:59:39,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:39,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 139 states and 260 transitions. [2022-10-17 16:59:39,406 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 260 transitions. [2022-10-17 16:59:39,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:59:39,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:39,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:39,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:39,501 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:59:39,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:39,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 139 states and 260 transitions. [2022-10-17 16:59:39,527 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 260 transitions. [2022-10-17 16:59:39,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:59:39,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:39,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:39,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:39,617 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:59:39,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:39,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 139 states and 260 transitions. [2022-10-17 16:59:39,641 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 260 transitions. [2022-10-17 16:59:39,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:59:39,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:39,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:39,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:39,763 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:59:39,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:39,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 139 states and 260 transitions. [2022-10-17 16:59:39,790 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 260 transitions. [2022-10-17 16:59:39,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:59:39,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:39,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:39,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:39,890 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:59:39,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:39,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 139 states and 260 transitions. [2022-10-17 16:59:39,917 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 260 transitions. [2022-10-17 16:59:39,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:59:39,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:39,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:39,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:40,007 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:59:40,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:40,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 139 states and 260 transitions. [2022-10-17 16:59:40,032 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 260 transitions. [2022-10-17 16:59:40,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:59:40,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:40,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:40,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:40,146 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:59:40,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:40,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 139 states and 260 transitions. [2022-10-17 16:59:40,170 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 260 transitions. [2022-10-17 16:59:40,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:59:40,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:40,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:40,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:40,259 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:59:40,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:40,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 140 states and 261 transitions. [2022-10-17 16:59:40,305 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 261 transitions. [2022-10-17 16:59:40,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:59:40,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:40,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:40,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:41,058 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:59:43,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:43,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 148 states and 292 transitions. [2022-10-17 16:59:43,106 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 292 transitions. [2022-10-17 16:59:43,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:59:43,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:43,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:43,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:43,634 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:59:45,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:45,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 155 states and 310 transitions. [2022-10-17 16:59:45,383 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 310 transitions. [2022-10-17 16:59:45,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:59:45,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:45,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:45,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:45,469 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:59:45,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:45,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 156 states and 311 transitions. [2022-10-17 16:59:45,508 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 311 transitions. [2022-10-17 16:59:45,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:59:45,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:45,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:45,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:46,223 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 16:59:49,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:49,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 167 states and 333 transitions. [2022-10-17 16:59:49,426 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 333 transitions. [2022-10-17 16:59:49,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:59:49,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:49,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:49,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:50,557 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:59:55,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:55,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 186 states and 386 transitions. [2022-10-17 16:59:55,046 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 386 transitions. [2022-10-17 16:59:55,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:59:55,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:55,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:55,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:59:55,735 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:59:57,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:59:57,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 193 states and 412 transitions. [2022-10-17 16:59:57,983 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 412 transitions. [2022-10-17 16:59:57,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:59:57,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:59:57,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:59:57,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat