./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product43.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_feb5d7da-857a-477d-9f7e-65b39bd5a135/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feb5d7da-857a-477d-9f7e-65b39bd5a135/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_feb5d7da-857a-477d-9f7e-65b39bd5a135/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feb5d7da-857a-477d-9f7e-65b39bd5a135/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product43.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feb5d7da-857a-477d-9f7e-65b39bd5a135/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_feb5d7da-857a-477d-9f7e-65b39bd5a135/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 01b43f7e7ecd5c44c6b49183e9415dee9518d36285d69624307f5a03549da1bb --- 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 16:41:56,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:41:56,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:41:56,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:41:56,575 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:41:56,579 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:41:56,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:41:56,585 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:41:56,590 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:41:56,596 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:41:56,597 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:41:56,599 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:41:56,600 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:41:56,603 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:41:56,605 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:41:56,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:41:56,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:41:56,609 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:41:56,611 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:41:56,619 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:41:56,621 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:41:56,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:41:56,626 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:41:56,627 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:41:56,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:41:56,637 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:41:56,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:41:56,639 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:41:56,640 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:41:56,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:41:56,642 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:41:56,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:41:56,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:41:56,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:41:56,648 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:41:56,649 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:41:56,649 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:41:56,650 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:41:56,650 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:41:56,651 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:41:56,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:41:56,652 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feb5d7da-857a-477d-9f7e-65b39bd5a135/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:41:56,695 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:41:56,696 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:41:56,697 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:41:56,697 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:41:56,698 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:41:56,698 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:41:56,699 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:41:56,699 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:41:56,699 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:41:56,699 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:41:56,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:41:56,701 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:41:56,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:41:56,701 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:41:56,701 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:41:56,701 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:41:56,702 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:41:56,702 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:41:56,702 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:41:56,702 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:41:56,703 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:41:56,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:56,703 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:41:56,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:41:56,703 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:41:56,710 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:41:56,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:41:56,711 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:41:56,711 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_feb5d7da-857a-477d-9f7e-65b39bd5a135/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feb5d7da-857a-477d-9f7e-65b39bd5a135/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01b43f7e7ecd5c44c6b49183e9415dee9518d36285d69624307f5a03549da1bb [2022-10-17 16:41:56,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:41:56,996 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:41:57,001 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:41:57,003 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:41:57,004 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:41:57,005 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feb5d7da-857a-477d-9f7e-65b39bd5a135/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec1_product43.cil.c [2022-10-17 16:41:57,084 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feb5d7da-857a-477d-9f7e-65b39bd5a135/bin/ukojak-92XMlrwhuB/data/949e4883a/743b2f59c23041c6970a350eea6ae02f/FLAGa248c42d2 [2022-10-17 16:41:57,561 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:41:57,561 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feb5d7da-857a-477d-9f7e-65b39bd5a135/sv-benchmarks/c/product-lines/minepump_spec1_product43.cil.c [2022-10-17 16:41:57,582 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feb5d7da-857a-477d-9f7e-65b39bd5a135/bin/ukojak-92XMlrwhuB/data/949e4883a/743b2f59c23041c6970a350eea6ae02f/FLAGa248c42d2 [2022-10-17 16:41:57,872 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feb5d7da-857a-477d-9f7e-65b39bd5a135/bin/ukojak-92XMlrwhuB/data/949e4883a/743b2f59c23041c6970a350eea6ae02f [2022-10-17 16:41:57,874 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:41:57,875 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:41:57,877 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:57,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:41:57,880 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:41:57,881 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:57" (1/1) ... [2022-10-17 16:41:57,882 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b7d6323 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:57, skipping insertion in model container [2022-10-17 16:41:57,882 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:41:57" (1/1) ... [2022-10-17 16:41:57,889 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:41:57,934 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:41:58,194 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_feb5d7da-857a-477d-9f7e-65b39bd5a135/sv-benchmarks/c/product-lines/minepump_spec1_product43.cil.c[6381,6394] [2022-10-17 16:41:58,254 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:58,264 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:41:58,296 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_feb5d7da-857a-477d-9f7e-65b39bd5a135/sv-benchmarks/c/product-lines/minepump_spec1_product43.cil.c[6381,6394] [2022-10-17 16:41:58,336 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:41:58,360 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:41:58,361 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:58 WrapperNode [2022-10-17 16:41:58,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:41:58,362 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:58,362 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:41:58,363 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:41:58,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:58" (1/1) ... [2022-10-17 16:41:58,386 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:58" (1/1) ... [2022-10-17 16:41:58,416 INFO L138 Inliner]: procedures = 54, calls = 153, calls flagged for inlining = 23, calls inlined = 20, statements flattened = 241 [2022-10-17 16:41:58,416 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:41:58,417 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:41:58,417 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:41:58,418 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:41:58,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:58" (1/1) ... [2022-10-17 16:41:58,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:58" (1/1) ... [2022-10-17 16:41:58,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:58" (1/1) ... [2022-10-17 16:41:58,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:58" (1/1) ... [2022-10-17 16:41:58,436 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:58" (1/1) ... [2022-10-17 16:41:58,441 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:58" (1/1) ... [2022-10-17 16:41:58,443 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:58" (1/1) ... [2022-10-17 16:41:58,445 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:58" (1/1) ... [2022-10-17 16:41:58,449 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:41:58,450 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:41:58,450 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:41:58,450 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:41:58,451 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:41:58" (1/1) ... [2022-10-17 16:41:58,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:41:58,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feb5d7da-857a-477d-9f7e-65b39bd5a135/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:41:58,513 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feb5d7da-857a-477d-9f7e-65b39bd5a135/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:41:58,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_feb5d7da-857a-477d-9f7e-65b39bd5a135/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:41:58,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:41:58,562 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:41:58,563 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:41:58,563 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:41:58,564 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:41:58,564 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:41:58,564 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:41:58,564 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:41:58,565 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:41:58,565 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:41:58,565 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:41:58,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:41:58,570 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:41:58,571 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:41:58,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:41:58,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:41:58,671 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:41:58,673 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:41:59,136 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:41:59,267 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:41:59,268 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:41:59,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:59 BoogieIcfgContainer [2022-10-17 16:41:59,271 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:41:59,272 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:41:59,273 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:41:59,284 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:41:59,285 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:41:59" (1/1) ... [2022-10-17 16:41:59,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:41:59,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:59,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 50 states and 65 transitions. [2022-10-17 16:41:59,411 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 65 transitions. [2022-10-17 16:41:59,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:41:59,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:59,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:59,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:59,648 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 16:41:59,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:59,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 50 states and 63 transitions. [2022-10-17 16:41:59,712 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 63 transitions. [2022-10-17 16:41:59,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:41:59,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:59,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:59,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:41:59,928 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 16:41:59,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:41:59,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 52 states and 66 transitions. [2022-10-17 16:41:59,949 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 66 transitions. [2022-10-17 16:41:59,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:41:59,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:41:59,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:41:59,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:00,160 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 16:42:00,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:00,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 65 states and 90 transitions. [2022-10-17 16:42:00,323 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions. [2022-10-17 16:42:00,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:42:00,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:00,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:00,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:00,499 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 16:42:00,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:00,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 66 states and 91 transitions. [2022-10-17 16:42:00,535 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 91 transitions. [2022-10-17 16:42:00,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:42:00,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:00,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:00,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:01,041 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 16:42:02,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:02,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 81 states and 121 transitions. [2022-10-17 16:42:02,100 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 121 transitions. [2022-10-17 16:42:02,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:42:02,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:02,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:02,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:02,262 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 16:42:02,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:02,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 85 states and 130 transitions. [2022-10-17 16:42:02,493 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 130 transitions. [2022-10-17 16:42:02,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:42:02,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:02,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:02,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:02,634 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 16:42:02,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:02,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 86 states and 133 transitions. [2022-10-17 16:42:02,656 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 133 transitions. [2022-10-17 16:42:02,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:02,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:02,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:02,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:02,952 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 16:42:02,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:02,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 87 states and 134 transitions. [2022-10-17 16:42:02,983 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 134 transitions. [2022-10-17 16:42:02,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:42:02,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:02,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:02,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:03,077 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 16:42:03,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:03,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 91 states and 145 transitions. [2022-10-17 16:42:03,375 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 145 transitions. [2022-10-17 16:42:03,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:42:03,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:03,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:03,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:03,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:42:03,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:03,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 96 states and 153 transitions. [2022-10-17 16:42:03,501 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 153 transitions. [2022-10-17 16:42:03,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:42:03,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:03,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:03,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:03,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:04,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:04,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 108 states and 180 transitions. [2022-10-17 16:42:04,856 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 180 transitions. [2022-10-17 16:42:04,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:42:04,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:04,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:04,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:05,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:42:06,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:06,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 114 states and 194 transitions. [2022-10-17 16:42:06,374 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 194 transitions. [2022-10-17 16:42:06,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:42:06,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:06,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:06,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:06,420 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 16:42:06,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:06,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 119 states and 206 transitions. [2022-10-17 16:42:06,887 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 206 transitions. [2022-10-17 16:42:06,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:42:06,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:06,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:06,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:06,930 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 16:42:07,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:07,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 120 states and 209 transitions. [2022-10-17 16:42:07,033 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 209 transitions. [2022-10-17 16:42:07,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:42:07,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:07,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:07,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:07,117 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 16:42:07,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:07,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 122 states and 212 transitions. [2022-10-17 16:42:07,227 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 212 transitions. [2022-10-17 16:42:07,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:42:07,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:07,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:07,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:07,274 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 16:42:07,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:07,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 125 states and 219 transitions. [2022-10-17 16:42:07,767 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 219 transitions. [2022-10-17 16:42:07,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:42:07,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:07,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:07,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:07,836 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 16:42:08,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:08,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 128 states and 226 transitions. [2022-10-17 16:42:08,220 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 226 transitions. [2022-10-17 16:42:08,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:42:08,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:08,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:08,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:08,759 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:42:10,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:10,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 143 states and 273 transitions. [2022-10-17 16:42:10,875 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 273 transitions. [2022-10-17 16:42:10,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:42:10,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:10,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:10,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:11,547 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:42:13,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:13,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 156 states and 304 transitions. [2022-10-17 16:42:13,842 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 304 transitions. [2022-10-17 16:42:13,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:42:13,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:13,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:13,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:14,193 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:42:14,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:14,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 158 states and 319 transitions. [2022-10-17 16:42:14,580 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 319 transitions. [2022-10-17 16:42:14,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:42:14,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:14,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:14,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:14,929 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:42:14,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:14,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 159 states and 320 transitions. [2022-10-17 16:42:14,994 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 320 transitions. [2022-10-17 16:42:14,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:42:14,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:14,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:15,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:15,430 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:18,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:18,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 171 states and 348 transitions. [2022-10-17 16:42:18,157 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 348 transitions. [2022-10-17 16:42:18,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:42:18,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:18,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:18,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:18,533 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:42:19,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:19,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 171 states and 346 transitions. [2022-10-17 16:42:19,092 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 346 transitions. [2022-10-17 16:42:19,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:42:19,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:19,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:19,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:19,410 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:42:19,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:19,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 172 states and 347 transitions. [2022-10-17 16:42:19,486 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 347 transitions. [2022-10-17 16:42:19,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:42:19,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:19,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:19,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:19,786 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:42:21,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:21,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 176 states and 358 transitions. [2022-10-17 16:42:21,431 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 358 transitions. [2022-10-17 16:42:21,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:42:21,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:21,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:21,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:21,594 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:42:22,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:22,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 179 states and 360 transitions. [2022-10-17 16:42:22,736 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 360 transitions. [2022-10-17 16:42:22,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:42:22,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:22,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:22,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:23,322 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:42:27,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:27,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 188 states and 389 transitions. [2022-10-17 16:42:27,078 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 389 transitions. [2022-10-17 16:42:27,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:42:27,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:27,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:27,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:27,233 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.