./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product23.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_b2dc1d82-43c9-4b78-8af2-edf75e092194/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dc1d82-43c9-4b78-8af2-edf75e092194/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_b2dc1d82-43c9-4b78-8af2-edf75e092194/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dc1d82-43c9-4b78-8af2-edf75e092194/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product23.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dc1d82-43c9-4b78-8af2-edf75e092194/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_b2dc1d82-43c9-4b78-8af2-edf75e092194/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 0dcc4ef6dcb698eb4a1aa5e679ef93d9117968bf5497c48d873f573e0e790860 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:48:20,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:48:20,522 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:48:20,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:48:20,569 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:48:20,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:48:20,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:48:20,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:48:20,579 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:48:20,580 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:48:20,582 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:48:20,584 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:48:20,584 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:48:20,586 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:48:20,588 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:48:20,590 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:48:20,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:48:20,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:48:20,595 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:48:20,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:48:20,601 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:48:20,607 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:48:20,609 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:48:20,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:48:20,616 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:48:20,617 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:48:20,618 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:48:20,619 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:48:20,620 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:48:20,621 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:48:20,622 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:48:20,623 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:48:20,624 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:48:20,626 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:48:20,628 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:48:20,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:48:20,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:48:20,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:48:20,630 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:48:20,632 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:48:20,633 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:48:20,635 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dc1d82-43c9-4b78-8af2-edf75e092194/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:48:20,691 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:48:20,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:48:20,700 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:48:20,701 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:48:20,702 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:48:20,702 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:48:20,702 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:48:20,703 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:48:20,703 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:48:20,703 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:48:20,704 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:48:20,705 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:48:20,705 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:48:20,705 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:48:20,705 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:48:20,706 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:48:20,706 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:48:20,706 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:48:20,706 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:48:20,707 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:48:20,707 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:48:20,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:48:20,708 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:48:20,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:48:20,709 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:48:20,709 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:48:20,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:48:20,709 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:48:20,710 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_b2dc1d82-43c9-4b78-8af2-edf75e092194/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dc1d82-43c9-4b78-8af2-edf75e092194/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0dcc4ef6dcb698eb4a1aa5e679ef93d9117968bf5497c48d873f573e0e790860 [2022-10-17 16:48:21,021 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:48:21,061 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:48:21,064 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:48:21,066 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:48:21,068 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:48:21,070 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dc1d82-43c9-4b78-8af2-edf75e092194/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec4_product23.cil.c [2022-10-17 16:48:21,185 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dc1d82-43c9-4b78-8af2-edf75e092194/bin/ukojak-92XMlrwhuB/data/8655c3798/7323ba9b51474e8d8250b48cd61597cd/FLAG9ce512137 [2022-10-17 16:48:21,748 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:48:21,749 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dc1d82-43c9-4b78-8af2-edf75e092194/sv-benchmarks/c/product-lines/minepump_spec4_product23.cil.c [2022-10-17 16:48:21,767 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dc1d82-43c9-4b78-8af2-edf75e092194/bin/ukojak-92XMlrwhuB/data/8655c3798/7323ba9b51474e8d8250b48cd61597cd/FLAG9ce512137 [2022-10-17 16:48:22,030 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dc1d82-43c9-4b78-8af2-edf75e092194/bin/ukojak-92XMlrwhuB/data/8655c3798/7323ba9b51474e8d8250b48cd61597cd [2022-10-17 16:48:22,032 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:48:22,034 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:48:22,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:48:22,036 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:48:22,039 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:48:22,039 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:48:22" (1/1) ... [2022-10-17 16:48:22,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@352498e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:22, skipping insertion in model container [2022-10-17 16:48:22,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:48:22" (1/1) ... [2022-10-17 16:48:22,048 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:48:22,101 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:48:22,362 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_b2dc1d82-43c9-4b78-8af2-edf75e092194/sv-benchmarks/c/product-lines/minepump_spec4_product23.cil.c[1605,1618] [2022-10-17 16:48:22,555 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:48:22,570 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:48:22,596 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_b2dc1d82-43c9-4b78-8af2-edf75e092194/sv-benchmarks/c/product-lines/minepump_spec4_product23.cil.c[1605,1618] [2022-10-17 16:48:22,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:48:22,706 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:48:22,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:22 WrapperNode [2022-10-17 16:48:22,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:48:22,708 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:48:22,708 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:48:22,708 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:48:22,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:22" (1/1) ... [2022-10-17 16:48:22,749 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:22" (1/1) ... [2022-10-17 16:48:22,789 INFO L138 Inliner]: procedures = 54, calls = 155, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 248 [2022-10-17 16:48:22,789 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:48:22,790 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:48:22,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:48:22,790 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:48:22,799 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:22" (1/1) ... [2022-10-17 16:48:22,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:22" (1/1) ... [2022-10-17 16:48:22,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:22" (1/1) ... [2022-10-17 16:48:22,803 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:22" (1/1) ... [2022-10-17 16:48:22,810 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:22" (1/1) ... [2022-10-17 16:48:22,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:22" (1/1) ... [2022-10-17 16:48:22,818 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:22" (1/1) ... [2022-10-17 16:48:22,819 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:22" (1/1) ... [2022-10-17 16:48:22,823 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:48:22,823 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:48:22,824 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:48:22,824 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:48:22,825 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:22" (1/1) ... [2022-10-17 16:48:22,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:48:22,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dc1d82-43c9-4b78-8af2-edf75e092194/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:48:22,865 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dc1d82-43c9-4b78-8af2-edf75e092194/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:48:22,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2dc1d82-43c9-4b78-8af2-edf75e092194/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:48:22,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:48:22,906 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:48:22,906 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:48:22,906 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:48:22,906 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:48:22,906 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:48:22,906 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:48:22,907 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:48:22,907 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:48:22,907 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2022-10-17 16:48:22,907 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2022-10-17 16:48:22,907 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-10-17 16:48:22,907 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-10-17 16:48:22,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:48:22,908 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:48:22,908 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:48:22,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:48:22,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:48:22,984 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:48:22,986 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:48:23,404 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:48:23,643 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:48:23,643 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:48:23,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:48:23 BoogieIcfgContainer [2022-10-17 16:48:23,645 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:48:23,646 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:48:23,646 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:48:23,657 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:48:23,658 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:48:23" (1/1) ... [2022-10-17 16:48:23,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:48:23,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:23,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 60 states and 82 transitions. [2022-10-17 16:48:23,733 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 82 transitions. [2022-10-17 16:48:23,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:48:23,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:23,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:23,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:23,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:24,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:24,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 60 states and 80 transitions. [2022-10-17 16:48:24,074 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 80 transitions. [2022-10-17 16:48:24,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:48:24,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:24,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:24,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:24,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:24,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:24,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 62 states and 83 transitions. [2022-10-17 16:48:24,292 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 83 transitions. [2022-10-17 16:48:24,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:48:24,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:24,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:24,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:24,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:24,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:24,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 72 states and 103 transitions. [2022-10-17 16:48:24,637 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 103 transitions. [2022-10-17 16:48:24,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:48:24,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:24,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:24,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:24,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:24,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:24,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 73 states and 104 transitions. [2022-10-17 16:48:24,746 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 104 transitions. [2022-10-17 16:48:24,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:48:24,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:24,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:24,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:24,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:24,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:24,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 74 states and 105 transitions. [2022-10-17 16:48:24,934 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 105 transitions. [2022-10-17 16:48:24,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:48:24,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:24,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:24,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:25,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:25,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:25,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 75 states and 106 transitions. [2022-10-17 16:48:25,042 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2022-10-17 16:48:25,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:48:25,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:25,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:25,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:25,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:25,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:25,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 90 states and 140 transitions. [2022-10-17 16:48:25,877 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 140 transitions. [2022-10-17 16:48:25,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:48:25,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:25,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:25,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:26,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:27,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:27,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 102 states and 168 transitions. [2022-10-17 16:48:27,137 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 168 transitions. [2022-10-17 16:48:27,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:48:27,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:27,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:27,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:27,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:27,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:27,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 106 states and 178 transitions. [2022-10-17 16:48:27,393 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 178 transitions. [2022-10-17 16:48:27,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:48:27,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:27,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:27,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:27,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:27,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:27,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 107 states and 179 transitions. [2022-10-17 16:48:27,574 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 179 transitions. [2022-10-17 16:48:27,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:48:27,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:27,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:27,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:27,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:27,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:27,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 108 states and 180 transitions. [2022-10-17 16:48:27,919 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 180 transitions. [2022-10-17 16:48:27,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:48:27,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:27,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:27,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:28,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:28,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:28,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 114 states and 193 transitions. [2022-10-17 16:48:28,284 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 193 transitions. [2022-10-17 16:48:28,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:48:28,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:28,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:28,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:28,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:28,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:28,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 120 states and 206 transitions. [2022-10-17 16:48:28,757 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 206 transitions. [2022-10-17 16:48:28,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:48:28,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:28,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:28,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:28,813 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:48:29,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:29,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 129 states and 225 transitions. [2022-10-17 16:48:29,151 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 225 transitions. [2022-10-17 16:48:29,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:48:29,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:29,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:29,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:29,198 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:48:29,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:29,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 138 states and 245 transitions. [2022-10-17 16:48:29,618 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 245 transitions. [2022-10-17 16:48:29,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:48:29,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:29,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:29,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:29,657 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:48:29,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:29,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 139 states and 246 transitions. [2022-10-17 16:48:29,686 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 246 transitions. [2022-10-17 16:48:29,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:48:29,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:29,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:29,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:29,731 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:48:29,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:29,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 140 states and 247 transitions. [2022-10-17 16:48:29,758 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 247 transitions. [2022-10-17 16:48:29,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:48:29,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:29,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:29,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:30,057 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:48:31,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:31,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 152 states and 282 transitions. [2022-10-17 16:48:31,135 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 282 transitions. [2022-10-17 16:48:31,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:48:31,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:31,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:31,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:31,182 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:48:31,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:31,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 153 states and 283 transitions. [2022-10-17 16:48:31,221 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 283 transitions. [2022-10-17 16:48:31,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:48:31,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:31,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:31,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:31,274 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:48:31,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:31,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 154 states and 284 transitions. [2022-10-17 16:48:31,317 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 284 transitions. [2022-10-17 16:48:31,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:48:31,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:31,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:31,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:31,545 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:48:31,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:31,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 155 states and 284 transitions. [2022-10-17 16:48:31,594 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 284 transitions. [2022-10-17 16:48:31,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:48:31,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:31,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:31,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:32,027 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:48:33,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:33,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 167 states and 317 transitions. [2022-10-17 16:48:33,709 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 317 transitions. [2022-10-17 16:48:33,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:48:33,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:33,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:33,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:34,274 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:48:35,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:35,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 173 states and 333 transitions. [2022-10-17 16:48:35,895 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 333 transitions. [2022-10-17 16:48:35,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:48:35,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:35,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:35,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:36,110 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:48:36,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:36,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 174 states and 334 transitions. [2022-10-17 16:48:36,186 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 334 transitions. [2022-10-17 16:48:36,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:48:36,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:36,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:36,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:36,454 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:48:36,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:36,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 175 states and 334 transitions. [2022-10-17 16:48:36,508 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 334 transitions. [2022-10-17 16:48:36,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:48:36,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:36,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:36,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:37,032 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:48:37,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:37,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 176 states and 338 transitions. [2022-10-17 16:48:37,259 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 338 transitions. [2022-10-17 16:48:37,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:48:37,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:37,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:37,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:37,674 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:48:37,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:37,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 176 states and 338 transitions. [2022-10-17 16:48:37,731 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 338 transitions. [2022-10-17 16:48:37,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:48:37,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:37,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:37,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:38,193 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:48:38,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:38,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 176 states and 338 transitions. [2022-10-17 16:48:38,251 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 338 transitions. [2022-10-17 16:48:38,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:48:38,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:38,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:38,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:38,713 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:48:38,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:38,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 176 states and 338 transitions. [2022-10-17 16:48:38,766 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 338 transitions. [2022-10-17 16:48:38,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:48:38,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:38,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:38,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:39,143 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:48:39,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:39,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 176 states and 338 transitions. [2022-10-17 16:48:39,202 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 338 transitions. [2022-10-17 16:48:39,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:48:39,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:39,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:39,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:39,634 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:48:39,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:39,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 176 states and 338 transitions. [2022-10-17 16:48:39,683 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 338 transitions. [2022-10-17 16:48:39,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:48:39,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:39,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:39,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:40,080 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:48:40,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:40,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 176 states and 338 transitions. [2022-10-17 16:48:40,138 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 338 transitions. [2022-10-17 16:48:40,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:48:40,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:40,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:40,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:40,543 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:48:40,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:40,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 176 states and 338 transitions. [2022-10-17 16:48:40,599 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 338 transitions. [2022-10-17 16:48:40,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:48:40,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:40,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:40,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:40,993 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:48:41,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:41,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 176 states and 338 transitions. [2022-10-17 16:48:41,044 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 338 transitions. [2022-10-17 16:48:41,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:48:41,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:41,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:41,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:41,495 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:48:41,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:41,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 176 states and 338 transitions. [2022-10-17 16:48:41,546 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 338 transitions. [2022-10-17 16:48:41,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:48:41,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:41,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:41,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:41,979 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:48:42,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:42,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 176 states and 338 transitions. [2022-10-17 16:48:42,030 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 338 transitions. [2022-10-17 16:48:42,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:48:42,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:42,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:42,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:42,455 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:48:42,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:42,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 176 states and 338 transitions. [2022-10-17 16:48:42,508 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 338 transitions. [2022-10-17 16:48:42,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:48:42,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:42,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:42,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:42,846 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:48:42,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:42,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 176 states and 338 transitions. [2022-10-17 16:48:42,894 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 338 transitions. [2022-10-17 16:48:42,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:48:42,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:42,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:42,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:43,263 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:48:43,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:43,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 176 states and 338 transitions. [2022-10-17 16:48:43,313 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 338 transitions. [2022-10-17 16:48:43,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:48:43,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:43,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:43,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:43,710 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:48:43,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:43,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 176 states and 338 transitions. [2022-10-17 16:48:43,774 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 338 transitions. [2022-10-17 16:48:43,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:48:43,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:43,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:43,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:44,116 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:48:44,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:44,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 176 states and 338 transitions. [2022-10-17 16:48:44,166 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 338 transitions. [2022-10-17 16:48:44,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:48:44,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:44,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:44,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:44,530 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:48:44,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:44,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 176 states and 338 transitions. [2022-10-17 16:48:44,579 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 338 transitions. [2022-10-17 16:48:44,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:48:44,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:44,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:44,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:44,895 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:48:44,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:44,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 176 states and 338 transitions. [2022-10-17 16:48:44,938 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 338 transitions. [2022-10-17 16:48:44,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:48:44,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:44,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:44,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:45,277 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:48:45,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:45,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 176 states and 338 transitions. [2022-10-17 16:48:45,333 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 338 transitions. [2022-10-17 16:48:45,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:48:45,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:45,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:45,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:45,685 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:48:45,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:45,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 176 states and 338 transitions. [2022-10-17 16:48:45,727 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 338 transitions. [2022-10-17 16:48:45,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:48:45,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:45,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:45,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:46,107 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:48:46,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:46,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 176 states and 338 transitions. [2022-10-17 16:48:46,168 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 338 transitions. [2022-10-17 16:48:46,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:48:46,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:46,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:46,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:46,524 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:48:46,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:46,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 176 states and 338 transitions. [2022-10-17 16:48:46,576 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 338 transitions. [2022-10-17 16:48:46,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:48:46,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:46,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:46,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:46,925 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:48:46,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:46,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 176 states and 338 transitions. [2022-10-17 16:48:46,973 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 338 transitions. [2022-10-17 16:48:46,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:48:46,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:46,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:46,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:47,335 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:48:47,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:47,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 176 states and 338 transitions. [2022-10-17 16:48:47,384 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 338 transitions. [2022-10-17 16:48:47,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:48:47,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:47,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:47,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat