./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product57.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_84b8c46c-fe31-4ceb-9fa2-def859acd586/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84b8c46c-fe31-4ceb-9fa2-def859acd586/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_84b8c46c-fe31-4ceb-9fa2-def859acd586/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84b8c46c-fe31-4ceb-9fa2-def859acd586/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84b8c46c-fe31-4ceb-9fa2-def859acd586/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_84b8c46c-fe31-4ceb-9fa2-def859acd586/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 3cfb2febd3006e73b0e8309478193e665e2e7ddd381dfad7d5652117e74962c4 --- 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 16:48:19,935 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:48:19,938 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:48:19,995 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:48:19,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:48:20,001 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:48:20,008 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:48:20,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:48:20,012 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:48:20,013 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:48:20,015 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:48:20,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:48:20,017 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:48:20,018 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:48:20,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:48:20,021 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:48:20,023 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:48:20,029 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:48:20,031 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:48:20,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:48:20,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:48:20,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:48:20,041 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:48:20,044 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:48:20,057 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:48:20,057 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:48:20,057 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:48:20,059 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:48:20,060 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:48:20,061 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:48:20,062 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:48:20,063 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:48:20,065 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:48:20,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:48:20,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:48:20,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:48:20,068 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:48:20,069 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:48:20,069 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:48:20,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:48:20,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:48:20,071 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84b8c46c-fe31-4ceb-9fa2-def859acd586/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:48:20,115 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:48:20,115 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:48:20,117 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:48:20,117 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:48:20,117 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:48:20,118 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:48:20,118 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:48:20,118 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:48:20,118 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:48:20,119 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:48:20,120 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:48:20,120 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:48:20,120 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:48:20,121 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:48:20,121 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:48:20,121 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:48:20,121 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:48:20,121 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:48:20,122 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:48:20,122 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:48:20,122 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:48:20,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:48:20,122 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:48:20,123 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:48:20,123 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:48:20,123 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:48:20,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:48:20,125 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:48:20,125 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_84b8c46c-fe31-4ceb-9fa2-def859acd586/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84b8c46c-fe31-4ceb-9fa2-def859acd586/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cfb2febd3006e73b0e8309478193e665e2e7ddd381dfad7d5652117e74962c4 [2022-10-17 16:48:20,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:48:20,398 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:48:20,401 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:48:20,402 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:48:20,404 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:48:20,405 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84b8c46c-fe31-4ceb-9fa2-def859acd586/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c [2022-10-17 16:48:20,470 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84b8c46c-fe31-4ceb-9fa2-def859acd586/bin/ukojak-92XMlrwhuB/data/b3adb0a3b/8da299c7e42c488195addcf83ed699a6/FLAG08a6f46b0 [2022-10-17 16:48:21,011 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:48:21,011 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84b8c46c-fe31-4ceb-9fa2-def859acd586/sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c [2022-10-17 16:48:21,033 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84b8c46c-fe31-4ceb-9fa2-def859acd586/bin/ukojak-92XMlrwhuB/data/b3adb0a3b/8da299c7e42c488195addcf83ed699a6/FLAG08a6f46b0 [2022-10-17 16:48:21,287 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84b8c46c-fe31-4ceb-9fa2-def859acd586/bin/ukojak-92XMlrwhuB/data/b3adb0a3b/8da299c7e42c488195addcf83ed699a6 [2022-10-17 16:48:21,289 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:48:21,290 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:48:21,292 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:48:21,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:48:21,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:48:21,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:48:21" (1/1) ... [2022-10-17 16:48:21,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c7ba84e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:21, skipping insertion in model container [2022-10-17 16:48:21,298 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:48:21" (1/1) ... [2022-10-17 16:48:21,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:48:21,346 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:48:21,693 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_84b8c46c-fe31-4ceb-9fa2-def859acd586/sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c[13989,14002] [2022-10-17 16:48:21,724 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:48:21,736 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:48:21,837 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_84b8c46c-fe31-4ceb-9fa2-def859acd586/sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c[13989,14002] [2022-10-17 16:48:21,852 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:48:21,870 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:48:21,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:21 WrapperNode [2022-10-17 16:48:21,870 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:48:21,871 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:48:21,872 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:48:21,872 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:48:21,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:21" (1/1) ... [2022-10-17 16:48:21,894 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:21" (1/1) ... [2022-10-17 16:48:21,925 INFO L138 Inliner]: procedures = 56, calls = 157, calls flagged for inlining = 25, calls inlined = 22, statements flattened = 280 [2022-10-17 16:48:21,926 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:48:21,926 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:48:21,926 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:48:21,926 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:48:21,935 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:21" (1/1) ... [2022-10-17 16:48:21,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:21" (1/1) ... [2022-10-17 16:48:21,939 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:21" (1/1) ... [2022-10-17 16:48:21,939 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:21" (1/1) ... [2022-10-17 16:48:21,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:21" (1/1) ... [2022-10-17 16:48:21,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:21" (1/1) ... [2022-10-17 16:48:21,956 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:21" (1/1) ... [2022-10-17 16:48:21,958 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:21" (1/1) ... [2022-10-17 16:48:21,961 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:48:21,962 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:48:21,962 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:48:21,962 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:48:21,963 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:21" (1/1) ... [2022-10-17 16:48:21,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:48:22,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84b8c46c-fe31-4ceb-9fa2-def859acd586/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:48:22,012 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84b8c46c-fe31-4ceb-9fa2-def859acd586/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:48:22,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84b8c46c-fe31-4ceb-9fa2-def859acd586/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:48:22,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:48:22,059 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:48:22,059 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:48:22,059 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:48:22,060 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:48:22,060 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:48:22,060 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:48:22,060 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:48:22,060 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:48:22,060 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:48:22,060 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:48:22,060 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:48:22,061 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:48:22,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:48:22,061 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:48:22,061 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:48:22,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:48:22,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:48:22,135 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:48:22,137 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:48:22,639 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:48:22,783 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:48:22,783 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:48:22,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:48:22 BoogieIcfgContainer [2022-10-17 16:48:22,787 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:48:22,788 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:48:22,788 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:48:22,799 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:48:22,799 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:48:22" (1/1) ... [2022-10-17 16:48:22,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:48:22,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:22,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 58 states and 77 transitions. [2022-10-17 16:48:22,869 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 77 transitions. [2022-10-17 16:48:22,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:48:22,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:22,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:22,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:23,101 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 16:48:23,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:23,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 58 states and 75 transitions. [2022-10-17 16:48:23,142 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 75 transitions. [2022-10-17 16:48:23,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:48:23,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:23,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:23,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:23,297 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 16:48:23,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:23,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 78 transitions. [2022-10-17 16:48:23,337 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2022-10-17 16:48:23,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:48:23,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:23,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:23,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:23,554 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 16:48:23,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:23,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 69 states and 95 transitions. [2022-10-17 16:48:23,714 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 95 transitions. [2022-10-17 16:48:23,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:48:23,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:23,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:23,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:23,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:23,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:23,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 70 states and 96 transitions. [2022-10-17 16:48:23,927 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 96 transitions. [2022-10-17 16:48:23,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:48:23,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:23,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:23,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:24,007 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 16:48:24,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:24,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 71 states and 97 transitions. [2022-10-17 16:48:24,020 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 97 transitions. [2022-10-17 16:48:24,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:48:24,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:24,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:24,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:24,090 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 16:48:24,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:24,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 81 states and 117 transitions. [2022-10-17 16:48:24,361 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 117 transitions. [2022-10-17 16:48:24,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:48:24,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:24,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:24,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:24,438 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 16:48:24,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:24,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 82 states and 118 transitions. [2022-10-17 16:48:24,459 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 118 transitions. [2022-10-17 16:48:24,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:48:24,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:24,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:24,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:24,563 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 16:48:24,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:24,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 83 states and 119 transitions. [2022-10-17 16:48:24,584 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 119 transitions. [2022-10-17 16:48:24,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:48:24,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:24,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:24,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:24,708 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 16:48:24,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:24,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 85 states and 123 transitions. [2022-10-17 16:48:24,784 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 123 transitions. [2022-10-17 16:48:24,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:48:24,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:24,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:24,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:25,005 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 16:48:25,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:25,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 102 states and 161 transitions. [2022-10-17 16:48:25,738 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 161 transitions. [2022-10-17 16:48:25,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:48:25,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:25,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:25,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:26,292 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 16:48:26,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:26,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 110 states and 179 transitions. [2022-10-17 16:48:26,776 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 179 transitions. [2022-10-17 16:48:26,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:48:26,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:26,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:26,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:27,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:48:28,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:28,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 129 states and 223 transitions. [2022-10-17 16:48:28,713 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 223 transitions. [2022-10-17 16:48:28,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:48:28,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:28,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:28,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:29,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:48:30,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:30,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 137 states and 239 transitions. [2022-10-17 16:48:30,402 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 239 transitions. [2022-10-17 16:48:30,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:48:30,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:30,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:30,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:30,473 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 16:48:31,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:31,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 143 states and 255 transitions. [2022-10-17 16:48:31,072 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 255 transitions. [2022-10-17 16:48:31,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:48:31,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:31,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:31,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:31,129 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 16:48:31,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:31,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 146 states and 261 transitions. [2022-10-17 16:48:31,428 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 261 transitions. [2022-10-17 16:48:31,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:48:31,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:31,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:31,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:31,663 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 16:48:32,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:32,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 150 states and 285 transitions. [2022-10-17 16:48:32,393 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 285 transitions. [2022-10-17 16:48:32,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:48:32,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:32,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:32,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:32,437 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 16:48:32,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:32,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 152 states and 289 transitions. [2022-10-17 16:48:32,590 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 289 transitions. [2022-10-17 16:48:32,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:48:32,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:32,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:32,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:32,664 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:48:33,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:33,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 152 states and 288 transitions. [2022-10-17 16:48:33,107 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 288 transitions. [2022-10-17 16:48:33,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:48:33,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:33,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:33,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:33,158 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 16:48:33,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:33,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 154 states and 291 transitions. [2022-10-17 16:48:33,204 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 291 transitions. [2022-10-17 16:48:33,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:48:33,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:33,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:33,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:33,274 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:48:33,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:33,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 156 states and 295 transitions. [2022-10-17 16:48:33,572 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 295 transitions. [2022-10-17 16:48:33,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:48:33,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:33,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:33,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:33,632 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 16:48:33,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:33,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 158 states and 298 transitions. [2022-10-17 16:48:33,680 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 298 transitions. [2022-10-17 16:48:33,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:48:33,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:33,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:33,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:33,819 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:48:35,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:35,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 170 states and 338 transitions. [2022-10-17 16:48:35,963 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 338 transitions. [2022-10-17 16:48:35,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:48:35,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:35,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:35,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:36,113 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:48:37,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:37,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 183 states and 362 transitions. [2022-10-17 16:48:37,333 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 362 transitions. [2022-10-17 16:48:37,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:48:37,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:37,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:37,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:37,439 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:48:38,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:38,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 186 states and 378 transitions. [2022-10-17 16:48:38,126 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 378 transitions. [2022-10-17 16:48:38,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:48:38,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:38,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:38,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:39,002 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:48:43,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:43,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 208 states and 439 transitions. [2022-10-17 16:48:43,310 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 439 transitions. [2022-10-17 16:48:43,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:48:43,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:43,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:43,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:44,280 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:48:48,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:48,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 220 states and 477 transitions. [2022-10-17 16:48:48,566 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 477 transitions. [2022-10-17 16:48:48,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:48:48,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:48,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:48,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:49,116 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.