./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product62.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_c952001a-2a22-45ac-a4f0-71e5e10ddc24/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c952001a-2a22-45ac-a4f0-71e5e10ddc24/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_c952001a-2a22-45ac-a4f0-71e5e10ddc24/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c952001a-2a22-45ac-a4f0-71e5e10ddc24/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c952001a-2a22-45ac-a4f0-71e5e10ddc24/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_c952001a-2a22-45ac-a4f0-71e5e10ddc24/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 4d13ffd2557e7d7902d8a5eac414f9fb7393252d85c14855e86000741be6847f --- 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 16:53:14,499 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:53:14,502 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:53:14,543 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:53:14,544 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:53:14,545 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:53:14,547 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:53:14,549 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:53:14,551 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:53:14,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:53:14,570 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:53:14,572 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:53:14,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:53:14,573 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:53:14,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:53:14,576 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:53:14,577 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:53:14,579 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:53:14,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:53:14,584 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:53:14,591 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:53:14,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:53:14,601 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:53:14,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:53:14,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:53:14,616 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:53:14,616 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:53:14,617 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:53:14,618 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:53:14,619 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:53:14,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:53:14,620 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:53:14,621 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:53:14,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:53:14,623 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:53:14,623 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:53:14,624 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:53:14,624 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:53:14,625 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:53:14,626 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:53:14,626 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:53:14,627 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c952001a-2a22-45ac-a4f0-71e5e10ddc24/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:53:14,649 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:53:14,649 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:53:14,650 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:53:14,650 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:53:14,651 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:53:14,651 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:53:14,651 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:53:14,651 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:53:14,652 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:53:14,652 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:53:14,652 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:53:14,652 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:53:14,652 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:53:14,652 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:53:14,653 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:53:14,653 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:53:14,653 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:53:14,653 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:53:14,653 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:53:14,654 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:53:14,654 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:53:14,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:53:14,654 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:53:14,654 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:53:14,655 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:53:14,655 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:53:14,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:53:14,655 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:53:14,655 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_c952001a-2a22-45ac-a4f0-71e5e10ddc24/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c952001a-2a22-45ac-a4f0-71e5e10ddc24/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d13ffd2557e7d7902d8a5eac414f9fb7393252d85c14855e86000741be6847f [2022-10-17 16:53:14,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:53:14,943 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:53:14,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:53:14,947 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:53:14,949 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:53:14,952 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c952001a-2a22-45ac-a4f0-71e5e10ddc24/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c [2022-10-17 16:53:15,026 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c952001a-2a22-45ac-a4f0-71e5e10ddc24/bin/ukojak-92XMlrwhuB/data/340c75f65/e7e4172b951247ef8dbd5a26897568ef/FLAG4011a2725 [2022-10-17 16:53:15,710 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:53:15,710 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c952001a-2a22-45ac-a4f0-71e5e10ddc24/sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c [2022-10-17 16:53:15,732 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c952001a-2a22-45ac-a4f0-71e5e10ddc24/bin/ukojak-92XMlrwhuB/data/340c75f65/e7e4172b951247ef8dbd5a26897568ef/FLAG4011a2725 [2022-10-17 16:53:16,006 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c952001a-2a22-45ac-a4f0-71e5e10ddc24/bin/ukojak-92XMlrwhuB/data/340c75f65/e7e4172b951247ef8dbd5a26897568ef [2022-10-17 16:53:16,008 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:53:16,009 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:53:16,011 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:53:16,011 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:53:16,014 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:53:16,015 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:53:16" (1/1) ... [2022-10-17 16:53:16,016 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ff9844f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:16, skipping insertion in model container [2022-10-17 16:53:16,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:53:16" (1/1) ... [2022-10-17 16:53:16,024 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:53:16,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:53:16,212 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_c952001a-2a22-45ac-a4f0-71e5e10ddc24/sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c[1605,1618] [2022-10-17 16:53:16,403 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:53:16,412 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:53:16,426 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_c952001a-2a22-45ac-a4f0-71e5e10ddc24/sv-benchmarks/c/product-lines/minepump_spec3_product62.cil.c[1605,1618] [2022-10-17 16:53:16,508 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:53:16,530 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:53:16,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:16 WrapperNode [2022-10-17 16:53:16,532 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:53:16,533 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:53:16,533 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:53:16,534 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:53:16,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:16" (1/1) ... [2022-10-17 16:53:16,568 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:16" (1/1) ... [2022-10-17 16:53:16,632 INFO L138 Inliner]: procedures = 58, calls = 162, calls flagged for inlining = 24, calls inlined = 21, statements flattened = 283 [2022-10-17 16:53:16,633 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:53:16,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:53:16,634 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:53:16,634 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:53:16,645 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:16" (1/1) ... [2022-10-17 16:53:16,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:16" (1/1) ... [2022-10-17 16:53:16,648 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:16" (1/1) ... [2022-10-17 16:53:16,648 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:16" (1/1) ... [2022-10-17 16:53:16,660 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:16" (1/1) ... [2022-10-17 16:53:16,666 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:16" (1/1) ... [2022-10-17 16:53:16,668 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:16" (1/1) ... [2022-10-17 16:53:16,670 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:16" (1/1) ... [2022-10-17 16:53:16,674 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:53:16,675 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:53:16,675 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:53:16,675 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:53:16,676 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:16" (1/1) ... [2022-10-17 16:53:16,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:53:16,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c952001a-2a22-45ac-a4f0-71e5e10ddc24/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:53:16,709 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c952001a-2a22-45ac-a4f0-71e5e10ddc24/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:53:16,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c952001a-2a22-45ac-a4f0-71e5e10ddc24/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:53:16,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:53:16,751 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:53:16,751 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:53:16,751 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:53:16,752 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:53:16,752 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:53:16,752 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:53:16,752 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:53:16,752 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:53:16,752 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:53:16,752 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:53:16,752 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:53:16,752 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:53:16,752 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:53:16,753 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2022-10-17 16:53:16,753 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-10-17 16:53:16,753 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-10-17 16:53:16,753 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-10-17 16:53:16,753 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-10-17 16:53:16,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:53:16,753 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:53:16,753 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:53:16,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:53:16,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:53:16,852 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:53:16,855 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:53:17,327 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:53:17,536 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:53:17,536 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:53:17,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:53:17 BoogieIcfgContainer [2022-10-17 16:53:17,539 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:53:17,541 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:53:17,541 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:53:17,551 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:53:17,552 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:53:17" (1/1) ... [2022-10-17 16:53:17,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:53:17,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:17,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 75 states and 99 transitions. [2022-10-17 16:53:17,657 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 99 transitions. [2022-10-17 16:53:17,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:53:17,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:17,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:17,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:17,959 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 16:53:18,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:18,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 75 states and 97 transitions. [2022-10-17 16:53:18,039 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 97 transitions. [2022-10-17 16:53:18,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:53:18,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:18,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:18,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:18,175 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 16:53:18,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:18,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 77 states and 100 transitions. [2022-10-17 16:53:18,212 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 100 transitions. [2022-10-17 16:53:18,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:53:18,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:18,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:18,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:18,479 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 16:53:18,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:18,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 86 states and 117 transitions. [2022-10-17 16:53:18,582 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 117 transitions. [2022-10-17 16:53:18,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:53:18,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:18,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:18,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:18,757 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 16:53:18,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:18,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 87 states and 118 transitions. [2022-10-17 16:53:18,784 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 118 transitions. [2022-10-17 16:53:18,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:53:18,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:18,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:18,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:19,117 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 16:53:19,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:19,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 101 states and 148 transitions. [2022-10-17 16:53:19,729 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 148 transitions. [2022-10-17 16:53:19,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:53:19,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:19,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:19,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:19,870 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 16:53:19,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:19,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 102 states and 149 transitions. [2022-10-17 16:53:19,888 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 149 transitions. [2022-10-17 16:53:19,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:53:19,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:19,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:19,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:20,063 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 16:53:20,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:20,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 114 states and 178 transitions. [2022-10-17 16:53:20,741 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 178 transitions. [2022-10-17 16:53:20,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:53:20,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:20,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:20,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:20,834 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 16:53:20,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:20,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 114 states and 177 transitions. [2022-10-17 16:53:20,853 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 177 transitions. [2022-10-17 16:53:20,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:53:20,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:20,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:20,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:20,947 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 16:53:20,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:20,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 116 states and 181 transitions. [2022-10-17 16:53:20,994 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 181 transitions. [2022-10-17 16:53:20,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:53:20,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:20,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:21,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:21,245 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 16:53:22,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:22,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 133 states and 224 transitions. [2022-10-17 16:53:22,847 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 224 transitions. [2022-10-17 16:53:22,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:53:22,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:22,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:22,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:23,483 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 16:53:24,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:24,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 143 states and 250 transitions. [2022-10-17 16:53:24,416 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 250 transitions. [2022-10-17 16:53:24,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:53:24,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:24,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:24,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:24,469 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 16:53:24,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:24,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 144 states and 253 transitions. [2022-10-17 16:53:24,672 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 253 transitions. [2022-10-17 16:53:24,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:53:24,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:24,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:24,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:24,723 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 16:53:24,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:24,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 145 states and 256 transitions. [2022-10-17 16:53:24,899 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 256 transitions. [2022-10-17 16:53:24,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:53:24,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:24,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:24,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:24,950 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 16:53:25,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:25,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 151 states and 278 transitions. [2022-10-17 16:53:25,637 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 278 transitions. [2022-10-17 16:53:25,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:53:25,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:25,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:25,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:25,738 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:53:26,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:26,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 158 states and 292 transitions. [2022-10-17 16:53:26,441 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 292 transitions. [2022-10-17 16:53:26,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:53:26,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:26,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:26,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:26,925 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 16:53:28,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:28,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 171 states and 319 transitions. [2022-10-17 16:53:28,919 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 319 transitions. [2022-10-17 16:53:28,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:53:28,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:28,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:28,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:29,011 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:53:29,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:29,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 172 states and 320 transitions. [2022-10-17 16:53:29,210 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 320 transitions. [2022-10-17 16:53:29,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:53:29,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:29,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:29,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:29,361 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 16:53:29,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:29,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 173 states and 322 transitions. [2022-10-17 16:53:29,408 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 322 transitions. [2022-10-17 16:53:29,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:53:29,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:29,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:29,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:29,640 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:53:30,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:30,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 177 states and 335 transitions. [2022-10-17 16:53:30,591 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 335 transitions. [2022-10-17 16:53:30,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:53:30,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:30,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:30,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:30,651 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 16:53:30,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:30,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 179 states and 339 transitions. [2022-10-17 16:53:30,961 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 339 transitions. [2022-10-17 16:53:30,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:53:30,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:30,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:31,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:31,042 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 16:53:31,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:31,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 182 states and 345 transitions. [2022-10-17 16:53:31,394 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 345 transitions. [2022-10-17 16:53:31,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:53:31,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:31,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:31,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:31,450 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 16:53:31,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:31,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 184 states and 351 transitions. [2022-10-17 16:53:31,806 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 351 transitions. [2022-10-17 16:53:31,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:53:31,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:31,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:31,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:31,858 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 16:53:31,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:31,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 186 states and 355 transitions. [2022-10-17 16:53:31,913 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 355 transitions. [2022-10-17 16:53:31,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:53:31,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:31,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:31,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:31,974 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:53:32,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:32,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 188 states and 359 transitions. [2022-10-17 16:53:32,311 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 359 transitions. [2022-10-17 16:53:32,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:53:32,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:32,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:32,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:32,511 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:53:33,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:33,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 190 states and 364 transitions. [2022-10-17 16:53:33,045 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 364 transitions. [2022-10-17 16:53:33,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:53:33,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:33,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:33,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:33,092 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:53:33,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:33,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 192 states and 368 transitions. [2022-10-17 16:53:33,144 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 368 transitions. [2022-10-17 16:53:33,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:53:33,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:33,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:33,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:33,246 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:53:36,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:36,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 211 states and 420 transitions. [2022-10-17 16:53:36,227 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 420 transitions. [2022-10-17 16:53:36,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:53:36,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:36,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:36,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:36,342 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:53:36,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:36,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 208 states and 413 transitions. [2022-10-17 16:53:36,695 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 413 transitions. [2022-10-17 16:53:36,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:53:36,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:36,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:36,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:36,858 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:53:37,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:37,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 210 states and 414 transitions. [2022-10-17 16:53:37,949 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 414 transitions. [2022-10-17 16:53:37,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:53:37,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:37,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:37,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:38,048 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:53:39,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:39,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 217 states and 434 transitions. [2022-10-17 16:53:39,562 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 434 transitions. [2022-10-17 16:53:39,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:53:39,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:39,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:39,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:39,665 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:53:39,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:39,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 218 states and 435 transitions. [2022-10-17 16:53:39,712 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 435 transitions. [2022-10-17 16:53:39,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:53:39,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:39,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:39,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:39,863 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:53:39,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:39,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 219 states and 436 transitions. [2022-10-17 16:53:39,942 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 436 transitions. [2022-10-17 16:53:39,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-10-17 16:53:39,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:39,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:39,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:40,050 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-10-17 16:53:40,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:40,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 222 states and 441 transitions. [2022-10-17 16:53:40,258 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 441 transitions. [2022-10-17 16:53:40,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:53:40,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:40,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:40,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:40,358 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:53:40,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:40,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 223 states and 442 transitions. [2022-10-17 16:53:40,421 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 442 transitions. [2022-10-17 16:53:40,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:53:40,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:40,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:40,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:41,155 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:53:43,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:43,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 224 states and 444 transitions. [2022-10-17 16:53:43,200 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 444 transitions. [2022-10-17 16:53:43,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:53:43,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:43,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:43,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:43,520 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:53:43,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:43,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 225 states and 446 transitions. [2022-10-17 16:53:43,658 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 446 transitions. [2022-10-17 16:53:43,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:53:43,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:43,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:43,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:43,945 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:53:44,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:44,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 226 states and 445 transitions. [2022-10-17 16:53:44,676 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 445 transitions. [2022-10-17 16:53:44,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-10-17 16:53:44,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:44,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:44,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:44,772 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-10-17 16:53:45,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:45,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 228 states and 448 transitions. [2022-10-17 16:53:45,220 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 448 transitions. [2022-10-17 16:53:45,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-10-17 16:53:45,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:45,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:45,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat