./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product33.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_784027f1-4123-432f-98c8-0162aa0bb284/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784027f1-4123-432f-98c8-0162aa0bb284/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_784027f1-4123-432f-98c8-0162aa0bb284/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784027f1-4123-432f-98c8-0162aa0bb284/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product33.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784027f1-4123-432f-98c8-0162aa0bb284/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_784027f1-4123-432f-98c8-0162aa0bb284/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 5399744cbc243992ccbbf21bf0e09dd5dced55fce1050770392b2964c31c4145 --- 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 16:57:13,334 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:57:13,337 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:57:13,394 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:57:13,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:57:13,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:57:13,402 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:57:13,407 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:57:13,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:57:13,416 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:57:13,418 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:57:13,421 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:57:13,421 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:57:13,424 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:57:13,426 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:57:13,429 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:57:13,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:57:13,432 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:57:13,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:57:13,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:57:13,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:57:13,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:57:13,451 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:57:13,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:57:13,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:57:13,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:57:13,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:57:13,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:57:13,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:57:13,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:57:13,469 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:57:13,470 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:57:13,473 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:57:13,474 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:57:13,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:57:13,477 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:57:13,478 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:57:13,479 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:57:13,479 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:57:13,480 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:57:13,481 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:57:13,484 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784027f1-4123-432f-98c8-0162aa0bb284/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:57:13,526 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:57:13,527 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:57:13,528 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:57:13,529 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:57:13,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:57:13,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:57:13,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:57:13,530 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:57:13,530 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:57:13,531 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:57:13,532 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:57:13,532 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:57:13,532 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:57:13,533 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:57:13,533 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:57:13,533 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:57:13,533 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:57:13,534 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:57:13,534 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:57:13,534 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:57:13,534 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:57:13,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:13,535 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:57:13,535 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:57:13,535 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:57:13,536 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:57:13,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:57:13,536 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:57:13,536 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_784027f1-4123-432f-98c8-0162aa0bb284/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784027f1-4123-432f-98c8-0162aa0bb284/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5399744cbc243992ccbbf21bf0e09dd5dced55fce1050770392b2964c31c4145 [2022-10-17 16:57:13,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:57:13,881 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:57:13,884 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:57:13,900 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:57:13,902 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:57:13,903 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784027f1-4123-432f-98c8-0162aa0bb284/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec4_product33.cil.c [2022-10-17 16:57:13,977 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784027f1-4123-432f-98c8-0162aa0bb284/bin/ukojak-92XMlrwhuB/data/7a6869010/0d98b978388141a1915c1d0ad47680b3/FLAG32abd318f [2022-10-17 16:57:14,479 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:57:14,480 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784027f1-4123-432f-98c8-0162aa0bb284/sv-benchmarks/c/product-lines/minepump_spec4_product33.cil.c [2022-10-17 16:57:14,496 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784027f1-4123-432f-98c8-0162aa0bb284/bin/ukojak-92XMlrwhuB/data/7a6869010/0d98b978388141a1915c1d0ad47680b3/FLAG32abd318f [2022-10-17 16:57:14,780 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784027f1-4123-432f-98c8-0162aa0bb284/bin/ukojak-92XMlrwhuB/data/7a6869010/0d98b978388141a1915c1d0ad47680b3 [2022-10-17 16:57:14,783 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:57:14,784 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:57:14,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:14,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:57:14,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:57:14,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:14" (1/1) ... [2022-10-17 16:57:14,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29f01590 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:14, skipping insertion in model container [2022-10-17 16:57:14,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:14" (1/1) ... [2022-10-17 16:57:14,801 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:57:14,861 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:57:15,243 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_784027f1-4123-432f-98c8-0162aa0bb284/sv-benchmarks/c/product-lines/minepump_spec4_product33.cil.c[17260,17273] [2022-10-17 16:57:15,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:15,258 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:57:15,326 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_784027f1-4123-432f-98c8-0162aa0bb284/sv-benchmarks/c/product-lines/minepump_spec4_product33.cil.c[17260,17273] [2022-10-17 16:57:15,328 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:15,346 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:57:15,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:15 WrapperNode [2022-10-17 16:57:15,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:15,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:15,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:57:15,348 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:57:15,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:15" (1/1) ... [2022-10-17 16:57:15,400 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:15" (1/1) ... [2022-10-17 16:57:15,431 INFO L138 Inliner]: procedures = 52, calls = 149, calls flagged for inlining = 21, calls inlined = 17, statements flattened = 223 [2022-10-17 16:57:15,431 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:15,432 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:57:15,432 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:57:15,432 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:57:15,441 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:15" (1/1) ... [2022-10-17 16:57:15,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:15" (1/1) ... [2022-10-17 16:57:15,444 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:15" (1/1) ... [2022-10-17 16:57:15,444 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:15" (1/1) ... [2022-10-17 16:57:15,450 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:15" (1/1) ... [2022-10-17 16:57:15,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:15" (1/1) ... [2022-10-17 16:57:15,457 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:15" (1/1) ... [2022-10-17 16:57:15,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:15" (1/1) ... [2022-10-17 16:57:15,461 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:57:15,462 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:57:15,462 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:57:15,462 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:57:15,463 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:15" (1/1) ... [2022-10-17 16:57:15,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:15,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784027f1-4123-432f-98c8-0162aa0bb284/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:57:15,497 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784027f1-4123-432f-98c8-0162aa0bb284/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:57:15,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_784027f1-4123-432f-98c8-0162aa0bb284/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:57:15,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:57:15,555 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:57:15,557 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:57:15,557 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:57:15,557 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:57:15,558 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:57:15,558 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:57:15,558 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:57:15,558 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:57:15,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:57:15,558 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:57:15,559 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:57:15,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:57:15,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:57:15,634 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:57:15,636 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:57:16,023 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:57:16,210 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:57:16,210 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:57:16,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:16 BoogieIcfgContainer [2022-10-17 16:57:16,213 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:57:16,214 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:57:16,214 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:57:16,225 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:57:16,225 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:16" (1/1) ... [2022-10-17 16:57:16,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:57:16,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:16,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 44 states and 58 transitions. [2022-10-17 16:57:16,344 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2022-10-17 16:57:16,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:57:16,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:16,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:16,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:16,628 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 16:57:16,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:16,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 44 states and 56 transitions. [2022-10-17 16:57:16,693 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2022-10-17 16:57:16,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:57:16,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:16,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:16,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:16,845 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 16:57:16,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:16,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 46 states and 59 transitions. [2022-10-17 16:57:16,874 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 59 transitions. [2022-10-17 16:57:16,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:57:16,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:16,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:16,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:16,975 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 16:57:17,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:17,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 55 states and 77 transitions. [2022-10-17 16:57:17,091 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 77 transitions. [2022-10-17 16:57:17,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:57:17,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:17,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:17,203 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 16:57:17,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:17,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 56 states and 78 transitions. [2022-10-17 16:57:17,218 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 78 transitions. [2022-10-17 16:57:17,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:57:17,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:17,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:17,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:17,276 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 16:57:17,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:17,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 57 states and 79 transitions. [2022-10-17 16:57:17,289 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2022-10-17 16:57:17,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:57:17,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:17,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:17,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:17,634 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 16:57:18,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:18,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 71 states and 111 transitions. [2022-10-17 16:57:18,118 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 111 transitions. [2022-10-17 16:57:18,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:57:18,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:18,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:18,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:18,236 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 16:57:18,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:18,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 73 states and 113 transitions. [2022-10-17 16:57:18,378 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 113 transitions. [2022-10-17 16:57:18,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:57:18,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:18,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:18,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:18,858 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 16:57:19,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:19,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 77 states and 122 transitions. [2022-10-17 16:57:19,440 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 122 transitions. [2022-10-17 16:57:19,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:57:19,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:19,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:19,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:19,589 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 16:57:19,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:19,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 78 states and 123 transitions. [2022-10-17 16:57:19,615 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 123 transitions. [2022-10-17 16:57:19,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:57:19,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:19,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:19,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:19,712 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 16:57:20,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:20,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 83 states and 133 transitions. [2022-10-17 16:57:20,002 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 133 transitions. [2022-10-17 16:57:20,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:57:20,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:20,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:20,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:20,052 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:57:20,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:20,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 88 states and 144 transitions. [2022-10-17 16:57:20,231 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 144 transitions. [2022-10-17 16:57:20,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:57:20,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:20,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:20,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:20,293 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:57:20,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:20,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 89 states and 145 transitions. [2022-10-17 16:57:20,334 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 145 transitions. [2022-10-17 16:57:20,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:57:20,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:20,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:20,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:20,392 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:57:20,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:20,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 90 states and 146 transitions. [2022-10-17 16:57:20,416 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 146 transitions. [2022-10-17 16:57:20,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:57:20,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:20,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:20,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:20,616 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:21,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:21,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 105 states and 188 transitions. [2022-10-17 16:57:21,654 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 188 transitions. [2022-10-17 16:57:21,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:57:21,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:21,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:21,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:22,364 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:24,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:24,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 116 states and 215 transitions. [2022-10-17 16:57:24,220 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 215 transitions. [2022-10-17 16:57:24,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:57:24,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:24,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:24,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:24,666 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:57:26,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:26,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 124 states and 241 transitions. [2022-10-17 16:57:26,582 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 241 transitions. [2022-10-17 16:57:26,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:57:26,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:26,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:26,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:26,952 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:57:27,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:27,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 127 states and 246 transitions. [2022-10-17 16:57:27,452 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 246 transitions. [2022-10-17 16:57:27,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:57:27,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:27,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:27,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:28,277 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:30,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:30,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 141 states and 292 transitions. [2022-10-17 16:57:30,004 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 292 transitions. [2022-10-17 16:57:30,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:57:30,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:30,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:30,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:30,456 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:31,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:31,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 144 states and 297 transitions. [2022-10-17 16:57:31,667 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 297 transitions. [2022-10-17 16:57:31,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:57:31,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:31,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:31,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:31,740 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:57:31,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:31,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 145 states and 298 transitions. [2022-10-17 16:57:31,915 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 298 transitions. [2022-10-17 16:57:31,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:57:31,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:31,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:31,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:31,998 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:32,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:32,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 146 states and 299 transitions. [2022-10-17 16:57:32,034 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 299 transitions. [2022-10-17 16:57:32,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:57:32,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:32,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:32,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:32,478 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:33,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:33,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 148 states and 307 transitions. [2022-10-17 16:57:33,487 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 307 transitions. [2022-10-17 16:57:33,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:57:33,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:33,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:33,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:33,643 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:57:35,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:35,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 155 states and 318 transitions. [2022-10-17 16:57:35,312 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 318 transitions. [2022-10-17 16:57:35,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:57:35,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:35,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:35,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:35,645 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:36,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:36,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 158 states and 320 transitions. [2022-10-17 16:57:36,173 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 320 transitions. [2022-10-17 16:57:36,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:57:36,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:36,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:36,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:36,594 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:57:38,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:38,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 165 states and 342 transitions. [2022-10-17 16:57:38,472 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 342 transitions. [2022-10-17 16:57:38,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:57:38,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:38,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:38,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:38,749 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:57:39,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:39,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 168 states and 347 transitions. [2022-10-17 16:57:39,464 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 347 transitions. [2022-10-17 16:57:39,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:57:39,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:39,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:39,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:39,972 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:57:40,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:40,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 169 states and 350 transitions. [2022-10-17 16:57:40,197 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 350 transitions. [2022-10-17 16:57:40,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:57:40,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:40,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:40,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:40,593 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:57:40,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:40,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 169 states and 350 transitions. [2022-10-17 16:57:40,639 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 350 transitions. [2022-10-17 16:57:40,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:57:40,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:40,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:40,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:41,089 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:57:41,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:41,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 169 states and 350 transitions. [2022-10-17 16:57:41,143 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 350 transitions. [2022-10-17 16:57:41,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:57:41,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:41,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:41,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:41,520 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:57:41,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:41,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 169 states and 350 transitions. [2022-10-17 16:57:41,598 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 350 transitions. [2022-10-17 16:57:41,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:57:41,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:41,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:41,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:41,967 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:57:42,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:42,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 169 states and 350 transitions. [2022-10-17 16:57:42,010 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 350 transitions. [2022-10-17 16:57:42,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:57:42,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:42,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:42,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:42,383 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:57:42,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:42,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 169 states and 350 transitions. [2022-10-17 16:57:42,426 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 350 transitions. [2022-10-17 16:57:42,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:57:42,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:42,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:42,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:42,773 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:57:42,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:42,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 169 states and 350 transitions. [2022-10-17 16:57:42,848 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 350 transitions. [2022-10-17 16:57:42,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:57:42,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:42,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:42,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:43,182 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:57:43,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:43,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 169 states and 350 transitions. [2022-10-17 16:57:43,224 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 350 transitions. [2022-10-17 16:57:43,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:57:43,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:43,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:43,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:43,599 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:57:43,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:43,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 169 states and 350 transitions. [2022-10-17 16:57:43,650 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 350 transitions. [2022-10-17 16:57:43,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:57:43,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:43,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms