./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product50.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_b1300030-bb91-4555-839e-d09696d81f3e/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1300030-bb91-4555-839e-d09696d81f3e/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_b1300030-bb91-4555-839e-d09696d81f3e/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1300030-bb91-4555-839e-d09696d81f3e/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1300030-bb91-4555-839e-d09696d81f3e/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_b1300030-bb91-4555-839e-d09696d81f3e/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 f645b80d4169704e02b3c19c65a00755e1e28cc942f5a2526cd4b4e1dcca30cf --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:34:54,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:34:54,880 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:34:54,949 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:34:54,950 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:34:54,955 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:34:54,958 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:34:54,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:34:54,968 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:34:54,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:34:54,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:34:54,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:34:54,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:34:54,983 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:34:54,985 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:34:54,987 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:34:54,990 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:34:54,991 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:34:54,993 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:34:55,002 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:34:55,004 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:34:55,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:34:55,010 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:34:55,011 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:34:55,023 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:34:55,024 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:34:55,024 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:34:55,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:34:55,027 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:34:55,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:34:55,030 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:34:55,032 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:34:55,034 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:34:55,037 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:34:55,039 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:34:55,039 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:34:55,040 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:34:55,040 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:34:55,041 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:34:55,042 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:34:55,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:34:55,045 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1300030-bb91-4555-839e-d09696d81f3e/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:34:55,093 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:34:55,094 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:34:55,096 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:34:55,096 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:34:55,097 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:34:55,097 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:34:55,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:34:55,098 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:34:55,098 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:34:55,098 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:34:55,100 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:34:55,100 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:34:55,100 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:34:55,101 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:34:55,101 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:34:55,101 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:34:55,102 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:34:55,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:34:55,102 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:34:55,103 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:34:55,103 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:34:55,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:34:55,104 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:34:55,104 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:34:55,104 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:34:55,104 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:34:55,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:34:55,105 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:34:55,105 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_b1300030-bb91-4555-839e-d09696d81f3e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1300030-bb91-4555-839e-d09696d81f3e/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f645b80d4169704e02b3c19c65a00755e1e28cc942f5a2526cd4b4e1dcca30cf [2022-10-17 16:34:55,474 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:34:55,503 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:34:55,506 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:34:55,508 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:34:55,510 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:34:55,512 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1300030-bb91-4555-839e-d09696d81f3e/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c [2022-10-17 16:34:55,591 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1300030-bb91-4555-839e-d09696d81f3e/bin/ukojak-92XMlrwhuB/data/301ae1893/5b2e997a7d4148daa1b5b324bbab2f0b/FLAG462046b47 [2022-10-17 16:34:56,194 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:34:56,195 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1300030-bb91-4555-839e-d09696d81f3e/sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c [2022-10-17 16:34:56,212 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1300030-bb91-4555-839e-d09696d81f3e/bin/ukojak-92XMlrwhuB/data/301ae1893/5b2e997a7d4148daa1b5b324bbab2f0b/FLAG462046b47 [2022-10-17 16:34:56,436 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1300030-bb91-4555-839e-d09696d81f3e/bin/ukojak-92XMlrwhuB/data/301ae1893/5b2e997a7d4148daa1b5b324bbab2f0b [2022-10-17 16:34:56,438 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:34:56,440 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:34:56,442 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:34:56,442 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:34:56,446 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:34:56,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:56" (1/1) ... [2022-10-17 16:34:56,448 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74fc0b51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:56, skipping insertion in model container [2022-10-17 16:34:56,448 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:56" (1/1) ... [2022-10-17 16:34:56,467 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:34:56,541 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:34:56,972 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_b1300030-bb91-4555-839e-d09696d81f3e/sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c[18939,18952] [2022-10-17 16:34:56,980 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:34:56,991 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:34:57,076 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_b1300030-bb91-4555-839e-d09696d81f3e/sv-benchmarks/c/product-lines/minepump_spec2_product50.cil.c[18939,18952] [2022-10-17 16:34:57,077 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:34:57,109 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:34:57,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:57 WrapperNode [2022-10-17 16:34:57,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:34:57,113 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:34:57,113 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:34:57,114 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:34:57,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:57" (1/1) ... [2022-10-17 16:34:57,139 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:57" (1/1) ... [2022-10-17 16:34:57,181 INFO L138 Inliner]: procedures = 57, calls = 156, calls flagged for inlining = 24, calls inlined = 21, statements flattened = 262 [2022-10-17 16:34:57,182 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:34:57,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:34:57,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:34:57,189 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:34:57,201 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:57" (1/1) ... [2022-10-17 16:34:57,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:57" (1/1) ... [2022-10-17 16:34:57,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:57" (1/1) ... [2022-10-17 16:34:57,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:57" (1/1) ... [2022-10-17 16:34:57,232 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:57" (1/1) ... [2022-10-17 16:34:57,253 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:57" (1/1) ... [2022-10-17 16:34:57,254 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:57" (1/1) ... [2022-10-17 16:34:57,256 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:57" (1/1) ... [2022-10-17 16:34:57,267 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:34:57,268 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:34:57,268 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:34:57,269 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:34:57,271 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:57" (1/1) ... [2022-10-17 16:34:57,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:34:57,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1300030-bb91-4555-839e-d09696d81f3e/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:34:57,308 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1300030-bb91-4555-839e-d09696d81f3e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:34:57,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1300030-bb91-4555-839e-d09696d81f3e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:34:57,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:34:57,352 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:34:57,352 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:34:57,352 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:34:57,352 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:34:57,353 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:34:57,353 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:34:57,353 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:34:57,353 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:34:57,353 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:34:57,353 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:34:57,354 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:34:57,354 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:34:57,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:34:57,354 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:34:57,354 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:34:57,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:34:57,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:34:57,429 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:34:57,431 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:34:57,890 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:34:58,078 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:34:58,083 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:34:58,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:58 BoogieIcfgContainer [2022-10-17 16:34:58,087 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:34:58,088 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:34:58,089 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:34:58,100 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:34:58,100 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:58" (1/1) ... [2022-10-17 16:34:58,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:34:58,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:58,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 56 states and 74 transitions. [2022-10-17 16:34:58,197 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2022-10-17 16:34:58,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:34:58,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:58,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:58,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:58,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:58,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:58,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 56 states and 72 transitions. [2022-10-17 16:34:58,611 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2022-10-17 16:34:58,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:34:58,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:58,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:58,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:58,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:58,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:58,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 58 states and 75 transitions. [2022-10-17 16:34:58,823 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 75 transitions. [2022-10-17 16:34:58,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:34:58,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:58,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:58,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:59,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:59,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:59,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2022-10-17 16:34:59,203 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2022-10-17 16:34:59,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:34:59,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:59,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:59,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:59,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:59,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:59,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 81 states and 121 transitions. [2022-10-17 16:34:59,908 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 121 transitions. [2022-10-17 16:34:59,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:34:59,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:59,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:59,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:00,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:00,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:00,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 97 states and 157 transitions. [2022-10-17 16:35:00,808 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 157 transitions. [2022-10-17 16:35:00,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:35:00,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:00,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:00,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:00,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:01,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:01,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 99 states and 159 transitions. [2022-10-17 16:35:01,054 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 159 transitions. [2022-10-17 16:35:01,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:35:01,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:01,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:01,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:01,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:01,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:01,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 188 transitions. [2022-10-17 16:35:01,977 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 188 transitions. [2022-10-17 16:35:01,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:35:01,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:01,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:02,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:02,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:02,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:02,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 112 states and 196 transitions. [2022-10-17 16:35:02,323 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 196 transitions. [2022-10-17 16:35:02,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:35:02,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:02,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:02,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:02,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:02,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:02,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 121 states and 214 transitions. [2022-10-17 16:35:02,712 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 214 transitions. [2022-10-17 16:35:02,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:35:02,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:02,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:02,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:02,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:02,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:02,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 122 states and 219 transitions. [2022-10-17 16:35:02,913 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 219 transitions. [2022-10-17 16:35:02,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:35:02,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:02,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:02,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:02,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:03,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:03,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 123 states and 222 transitions. [2022-10-17 16:35:03,109 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 222 transitions. [2022-10-17 16:35:03,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:35:03,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:03,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:03,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:03,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:03,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:03,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 124 states and 224 transitions. [2022-10-17 16:35:03,333 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 224 transitions. [2022-10-17 16:35:03,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:35:03,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:03,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:03,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:03,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:03,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:03,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 125 states and 225 transitions. [2022-10-17 16:35:03,445 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 225 transitions. [2022-10-17 16:35:03,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:35:03,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:03,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:03,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:03,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:03,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:03,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 127 states and 231 transitions. [2022-10-17 16:35:03,828 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 231 transitions. [2022-10-17 16:35:03,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:35:03,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:03,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:03,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:03,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:04,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:04,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 129 states and 233 transitions. [2022-10-17 16:35:04,068 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 233 transitions. [2022-10-17 16:35:04,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:35:04,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:04,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:04,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:04,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:04,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:04,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 136 states and 247 transitions. [2022-10-17 16:35:04,354 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 247 transitions. [2022-10-17 16:35:04,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:35:04,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:04,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:04,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:04,438 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 16:35:04,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:04,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 137 states and 248 transitions. [2022-10-17 16:35:04,474 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 248 transitions. [2022-10-17 16:35:04,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:35:04,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:04,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:04,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:04,874 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 16:35:05,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:05,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 140 states and 258 transitions. [2022-10-17 16:35:05,749 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 258 transitions. [2022-10-17 16:35:05,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:35:05,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:05,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:05,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:05,821 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 16:35:06,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:06,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 146 states and 274 transitions. [2022-10-17 16:35:06,581 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 274 transitions. [2022-10-17 16:35:06,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:35:06,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:06,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:06,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:06,727 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:35:07,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:07,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 154 states and 289 transitions. [2022-10-17 16:35:07,551 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 289 transitions. [2022-10-17 16:35:07,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:35:07,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:07,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:07,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:07,688 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:35:07,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:07,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 155 states and 290 transitions. [2022-10-17 16:35:07,868 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 290 transitions. [2022-10-17 16:35:07,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:35:07,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:07,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:07,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:07,962 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 16:35:08,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:08,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 157 states and 296 transitions. [2022-10-17 16:35:08,215 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 296 transitions. [2022-10-17 16:35:08,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:35:08,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:08,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:08,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:08,275 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 16:35:08,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:08,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 158 states and 297 transitions. [2022-10-17 16:35:08,299 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 297 transitions. [2022-10-17 16:35:08,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:35:08,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:08,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:08,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:08,355 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 16:35:08,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:08,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 160 states and 301 transitions. [2022-10-17 16:35:08,593 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 301 transitions. [2022-10-17 16:35:08,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:35:08,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:08,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:08,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:08,709 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:35:09,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:09,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 168 states and 315 transitions. [2022-10-17 16:35:09,150 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 315 transitions. [2022-10-17 16:35:09,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:35:09,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:09,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:09,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:09,237 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:35:09,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:09,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 170 states and 317 transitions. [2022-10-17 16:35:09,359 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 317 transitions. [2022-10-17 16:35:09,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:35:09,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:09,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:09,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:09,465 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:35:09,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:09,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 178 states and 330 transitions. [2022-10-17 16:35:09,937 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 330 transitions. [2022-10-17 16:35:09,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:35:09,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:09,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:09,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:10,128 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:35:10,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:10,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 180 states and 334 transitions. [2022-10-17 16:35:10,251 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 334 transitions. [2022-10-17 16:35:10,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:35:10,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:10,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:10,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:10,355 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:35:10,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:10,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 179 states and 331 transitions. [2022-10-17 16:35:10,392 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 331 transitions. [2022-10-17 16:35:10,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:35:10,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:10,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:10,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:10,457 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:35:10,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:10,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 184 states and 344 transitions. [2022-10-17 16:35:10,832 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 344 transitions. [2022-10-17 16:35:10,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:35:10,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:10,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:10,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:10,928 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:35:10,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:10,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 185 states and 345 transitions. [2022-10-17 16:35:10,964 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 345 transitions. [2022-10-17 16:35:10,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:35:10,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:10,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:10,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:11,825 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:35:15,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:15,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 204 states and 395 transitions. [2022-10-17 16:35:15,687 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 395 transitions. [2022-10-17 16:35:15,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:35:15,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:15,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:15,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:15,904 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:35:16,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:16,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 210 states and 407 transitions. [2022-10-17 16:35:16,781 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 407 transitions. [2022-10-17 16:35:16,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:35:16,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:16,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:16,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:18,308 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 7 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:35:25,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:25,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 238 states and 487 transitions. [2022-10-17 16:35:25,152 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 487 transitions. [2022-10-17 16:35:25,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:35:25,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:25,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:25,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat