./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product19.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_b883e477-447e-42bb-a230-06bebe161f05/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b883e477-447e-42bb-a230-06bebe161f05/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_b883e477-447e-42bb-a230-06bebe161f05/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b883e477-447e-42bb-a230-06bebe161f05/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product19.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b883e477-447e-42bb-a230-06bebe161f05/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_b883e477-447e-42bb-a230-06bebe161f05/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 589282c7075ad677d11d7e5d6747c3f882de49697a3649a6296f51163d1d51b5 --- 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 16:58:09,981 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:58:09,984 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:58:10,041 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:58:10,042 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:58:10,047 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:58:10,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:58:10,057 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:58:10,060 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:58:10,068 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:58:10,069 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:58:10,072 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:58:10,073 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:58:10,076 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:58:10,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:58:10,080 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:58:10,082 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:58:10,083 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:58:10,086 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:58:10,095 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:58:10,097 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:58:10,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:58:10,102 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:58:10,103 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:58:10,108 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:58:10,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:58:10,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:58:10,111 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:58:10,112 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:58:10,113 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:58:10,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:58:10,115 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:58:10,117 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:58:10,118 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:58:10,120 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:58:10,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:58:10,121 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:58:10,121 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:58:10,121 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:58:10,123 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:58:10,123 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:58:10,124 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b883e477-447e-42bb-a230-06bebe161f05/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:58:10,172 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:58:10,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:58:10,174 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:58:10,174 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:58:10,175 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:58:10,175 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:58:10,176 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:58:10,176 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:58:10,176 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:58:10,176 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:58:10,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:58:10,178 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:58:10,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:58:10,178 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:58:10,178 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:58:10,179 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:58:10,179 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:58:10,179 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:58:10,179 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:58:10,180 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:58:10,180 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:58:10,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:58:10,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:58:10,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:58:10,181 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:58:10,181 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:58:10,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:58:10,181 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:58:10,182 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_b883e477-447e-42bb-a230-06bebe161f05/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b883e477-447e-42bb-a230-06bebe161f05/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 589282c7075ad677d11d7e5d6747c3f882de49697a3649a6296f51163d1d51b5 [2022-10-17 16:58:10,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:58:10,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:58:10,492 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:58:10,494 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:58:10,495 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:58:10,496 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b883e477-447e-42bb-a230-06bebe161f05/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec2_product19.cil.c [2022-10-17 16:58:10,558 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b883e477-447e-42bb-a230-06bebe161f05/bin/ukojak-92XMlrwhuB/data/b7ad406ba/471b4e11fdb147ba88725cb187828cf7/FLAG5a92a84d4 [2022-10-17 16:58:11,093 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:58:11,094 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b883e477-447e-42bb-a230-06bebe161f05/sv-benchmarks/c/product-lines/minepump_spec2_product19.cil.c [2022-10-17 16:58:11,117 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b883e477-447e-42bb-a230-06bebe161f05/bin/ukojak-92XMlrwhuB/data/b7ad406ba/471b4e11fdb147ba88725cb187828cf7/FLAG5a92a84d4 [2022-10-17 16:58:11,367 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b883e477-447e-42bb-a230-06bebe161f05/bin/ukojak-92XMlrwhuB/data/b7ad406ba/471b4e11fdb147ba88725cb187828cf7 [2022-10-17 16:58:11,370 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:58:11,372 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:58:11,379 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:58:11,379 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:58:11,382 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:58:11,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:58:11" (1/1) ... [2022-10-17 16:58:11,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eb1190d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:11, skipping insertion in model container [2022-10-17 16:58:11,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:58:11" (1/1) ... [2022-10-17 16:58:11,394 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:58:11,465 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:58:11,702 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_b883e477-447e-42bb-a230-06bebe161f05/sv-benchmarks/c/product-lines/minepump_spec2_product19.cil.c[1605,1618] [2022-10-17 16:58:11,939 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:58:11,956 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:58:11,969 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_b883e477-447e-42bb-a230-06bebe161f05/sv-benchmarks/c/product-lines/minepump_spec2_product19.cil.c[1605,1618] [2022-10-17 16:58:12,021 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:58:12,041 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:58:12,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:12 WrapperNode [2022-10-17 16:58:12,042 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:58:12,043 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:58:12,043 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:58:12,044 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:58:12,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:12" (1/1) ... [2022-10-17 16:58:12,070 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:12" (1/1) ... [2022-10-17 16:58:12,102 INFO L138 Inliner]: procedures = 54, calls = 152, calls flagged for inlining = 20, calls inlined = 17, statements flattened = 224 [2022-10-17 16:58:12,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:58:12,103 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:58:12,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:58:12,104 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:58:12,113 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:12" (1/1) ... [2022-10-17 16:58:12,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:12" (1/1) ... [2022-10-17 16:58:12,117 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:12" (1/1) ... [2022-10-17 16:58:12,117 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:12" (1/1) ... [2022-10-17 16:58:12,126 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:12" (1/1) ... [2022-10-17 16:58:12,132 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:12" (1/1) ... [2022-10-17 16:58:12,134 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:12" (1/1) ... [2022-10-17 16:58:12,136 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:12" (1/1) ... [2022-10-17 16:58:12,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:58:12,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:58:12,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:58:12,140 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:58:12,150 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:12" (1/1) ... [2022-10-17 16:58:12,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:58:12,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b883e477-447e-42bb-a230-06bebe161f05/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:58:12,186 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b883e477-447e-42bb-a230-06bebe161f05/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:58:12,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b883e477-447e-42bb-a230-06bebe161f05/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:58:12,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:58:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:58:12,226 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:58:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:58:12,226 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:58:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:58:12,227 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:58:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:58:12,227 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:58:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:58:12,227 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:58:12,228 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-10-17 16:58:12,228 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-10-17 16:58:12,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:58:12,228 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:58:12,228 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:58:12,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:58:12,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:58:12,306 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:58:12,308 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:58:12,655 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:58:12,927 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:58:12,932 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:58:12,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:12 BoogieIcfgContainer [2022-10-17 16:58:12,935 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:58:12,938 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:58:12,938 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:58:12,953 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:58:12,953 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:12" (1/1) ... [2022-10-17 16:58:12,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:58:13,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:13,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 57 states and 76 transitions. [2022-10-17 16:58:13,032 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 76 transitions. [2022-10-17 16:58:13,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:58:13,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:13,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:13,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:13,348 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 16:58:13,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:13,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 57 states and 74 transitions. [2022-10-17 16:58:13,442 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2022-10-17 16:58:13,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:58:13,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:13,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:13,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:13,667 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 16:58:13,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:13,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 59 states and 77 transitions. [2022-10-17 16:58:13,706 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 77 transitions. [2022-10-17 16:58:13,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:58:13,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:13,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:13,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:13,875 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 16:58:13,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:13,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 69 states and 98 transitions. [2022-10-17 16:58:13,980 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 98 transitions. [2022-10-17 16:58:13,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:58:13,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:13,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:13,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:14,042 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 16:58:14,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:14,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 70 states and 99 transitions. [2022-10-17 16:58:14,053 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2022-10-17 16:58:14,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:58:14,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:14,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:14,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:14,135 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 16:58:14,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:14,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 71 states and 100 transitions. [2022-10-17 16:58:14,156 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2022-10-17 16:58:14,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:58:14,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:14,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:14,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:14,278 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 16:58:14,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:14,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 72 states and 101 transitions. [2022-10-17 16:58:14,301 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 101 transitions. [2022-10-17 16:58:14,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:58:14,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:14,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:14,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:14,511 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 16:58:14,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:14,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 89 states and 137 transitions. [2022-10-17 16:58:14,893 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 137 transitions. [2022-10-17 16:58:14,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:58:14,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:14,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:14,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:15,000 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 16:58:15,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:15,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 95 states and 149 transitions. [2022-10-17 16:58:15,048 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 149 transitions. [2022-10-17 16:58:15,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:58:15,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:15,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:15,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:15,161 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 16:58:15,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:15,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 96 states and 150 transitions. [2022-10-17 16:58:15,179 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 150 transitions. [2022-10-17 16:58:15,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:58:15,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:15,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:15,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:15,285 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 16:58:16,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:16,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 116 states and 193 transitions. [2022-10-17 16:58:16,111 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 193 transitions. [2022-10-17 16:58:16,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:58:16,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:16,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:16,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:16,174 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 16:58:16,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:16,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 125 states and 212 transitions. [2022-10-17 16:58:16,712 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 212 transitions. [2022-10-17 16:58:16,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:58:16,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:16,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:16,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:16,793 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 16:58:16,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:16,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 126 states and 213 transitions. [2022-10-17 16:58:16,820 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 213 transitions. [2022-10-17 16:58:16,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:58:16,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:16,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:16,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:16,854 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 16:58:16,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:16,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 127 states and 214 transitions. [2022-10-17 16:58:16,876 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 214 transitions. [2022-10-17 16:58:16,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:58:16,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:16,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:16,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:16,909 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 16:58:17,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:17,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 132 states and 224 transitions. [2022-10-17 16:58:17,293 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 224 transitions. [2022-10-17 16:58:17,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:58:17,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:17,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:17,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:17,355 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 16:58:17,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:17,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 136 states and 235 transitions. [2022-10-17 16:58:17,632 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 235 transitions. [2022-10-17 16:58:17,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:58:17,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:17,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:17,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:17,729 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 16:58:17,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:17,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 142 states and 247 transitions. [2022-10-17 16:58:17,886 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 247 transitions. [2022-10-17 16:58:17,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:58:17,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:17,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:17,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:18,001 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 16:58:18,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:18,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 146 states and 257 transitions. [2022-10-17 16:58:18,043 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 257 transitions. [2022-10-17 16:58:18,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:58:18,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:18,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:18,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:18,117 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 16:58:18,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:18,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 149 states and 265 transitions. [2022-10-17 16:58:18,317 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 265 transitions. [2022-10-17 16:58:18,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:58:18,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:18,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:18,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:18,363 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 16:58:18,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:18,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 152 states and 273 transitions. [2022-10-17 16:58:18,501 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 273 transitions. [2022-10-17 16:58:18,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:58:18,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:18,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:18,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:18,567 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 16:58:19,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:19,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 161 states and 294 transitions. [2022-10-17 16:58:19,238 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 294 transitions. [2022-10-17 16:58:19,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:58:19,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:19,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:19,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:19,296 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 16:58:19,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:19,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 162 states and 295 transitions. [2022-10-17 16:58:19,325 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 295 transitions. [2022-10-17 16:58:19,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:58:19,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:19,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:19,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:19,716 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 16:58:20,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:20,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 165 states and 303 transitions. [2022-10-17 16:58:20,486 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 303 transitions. [2022-10-17 16:58:20,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:58:20,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:20,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:20,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:20,555 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 16:58:20,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:20,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 166 states and 304 transitions. [2022-10-17 16:58:20,588 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 304 transitions. [2022-10-17 16:58:20,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:58:20,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:20,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:20,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:20,666 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:58:20,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:20,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 173 states and 316 transitions. [2022-10-17 16:58:20,879 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 316 transitions. [2022-10-17 16:58:20,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:58:20,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:20,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:20,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:20,937 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 16:58:21,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:21,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 177 states and 325 transitions. [2022-10-17 16:58:21,172 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 325 transitions. [2022-10-17 16:58:21,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:58:21,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:21,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:21,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:21,231 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 16:58:21,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:21,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 178 states and 326 transitions. [2022-10-17 16:58:21,253 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 326 transitions. [2022-10-17 16:58:21,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:58:21,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:21,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:21,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:21,308 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 16:58:21,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:21,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 181 states and 333 transitions. [2022-10-17 16:58:21,864 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 333 transitions. [2022-10-17 16:58:21,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:58:21,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:21,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:21,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:21,945 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:58:21,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:21,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 182 states and 333 transitions. [2022-10-17 16:58:21,968 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 333 transitions. [2022-10-17 16:58:21,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:58:21,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:21,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:21,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:22,071 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:58:22,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:22,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 183 states and 334 transitions. [2022-10-17 16:58:22,094 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 334 transitions. [2022-10-17 16:58:22,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:58:22,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:22,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:22,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:22,158 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:58:22,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:22,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 193 states and 355 transitions. [2022-10-17 16:58:22,953 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 355 transitions. [2022-10-17 16:58:22,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:58:22,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:22,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:22,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:23,015 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:58:23,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:23,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 200 states and 375 transitions. [2022-10-17 16:58:23,293 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 375 transitions. [2022-10-17 16:58:23,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:58:23,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:23,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:23,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:23,344 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:58:23,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:23,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 201 states and 375 transitions. [2022-10-17 16:58:23,365 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 375 transitions. [2022-10-17 16:58:23,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:58:23,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:23,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:23,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:23,499 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:58:24,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:24,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 210 states and 398 transitions. [2022-10-17 16:58:24,783 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 398 transitions. [2022-10-17 16:58:24,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:58:24,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:24,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:24,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:25,104 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:58:27,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:27,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 220 states and 421 transitions. [2022-10-17 16:58:27,153 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 421 transitions. [2022-10-17 16:58:27,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:58:27,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:27,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:27,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:27,211 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:58:27,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:27,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 221 states and 422 transitions. [2022-10-17 16:58:27,242 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 422 transitions. [2022-10-17 16:58:27,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:58:27,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:27,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:27,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:27,297 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:58:27,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:27,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 226 states and 429 transitions. [2022-10-17 16:58:27,585 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 429 transitions. [2022-10-17 16:58:27,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:58:27,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:27,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:27,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:27,641 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:58:27,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:27,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 227 states and 430 transitions. [2022-10-17 16:58:27,678 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 430 transitions. [2022-10-17 16:58:27,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:58:27,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:27,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:27,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:27,739 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:58:29,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:29,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 237 states and 453 transitions. [2022-10-17 16:58:29,207 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 453 transitions. [2022-10-17 16:58:29,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:58:29,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:29,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:29,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:29,265 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:58:29,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:29,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 238 states and 454 transitions. [2022-10-17 16:58:29,312 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 454 transitions. [2022-10-17 16:58:29,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:58:29,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:29,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:29,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:29,365 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:58:29,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:29,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 239 states and 457 transitions. [2022-10-17 16:58:29,677 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 457 transitions. [2022-10-17 16:58:29,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:58:29,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:29,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:29,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:29,734 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:58:30,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:30,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 242 states and 464 transitions. [2022-10-17 16:58:30,049 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 464 transitions. [2022-10-17 16:58:30,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:58:30,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:30,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:30,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:30,116 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:58:30,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:30,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 249 states and 478 transitions. [2022-10-17 16:58:30,967 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 478 transitions. [2022-10-17 16:58:30,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:58:30,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:30,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:30,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:31,003 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:58:31,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:31,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 250 states and 480 transitions. [2022-10-17 16:58:31,024 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 480 transitions. [2022-10-17 16:58:31,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:58:31,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:31,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:31,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:31,163 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:58:31,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:31,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 253 states and 484 transitions. [2022-10-17 16:58:31,707 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 484 transitions. [2022-10-17 16:58:31,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:58:31,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:31,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:31,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:31,749 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:58:31,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:31,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 254 states and 485 transitions. [2022-10-17 16:58:31,779 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 485 transitions. [2022-10-17 16:58:31,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:58:31,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:31,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:31,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:31,818 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:58:32,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:32,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 255 states and 488 transitions. [2022-10-17 16:58:32,183 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 488 transitions. [2022-10-17 16:58:32,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:58:32,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:32,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:32,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:32,247 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:58:32,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:32,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 260 states and 499 transitions. [2022-10-17 16:58:32,500 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 499 transitions. [2022-10-17 16:58:32,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:58:32,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:32,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:32,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:32,559 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:58:32,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:32,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 261 states and 500 transitions. [2022-10-17 16:58:32,591 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 500 transitions. [2022-10-17 16:58:32,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:58:32,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:32,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:32,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:32,629 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:58:33,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:33,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 264 states and 509 transitions. [2022-10-17 16:58:33,322 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 509 transitions. [2022-10-17 16:58:33,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:58:33,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:33,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:33,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:33,385 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:58:34,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:34,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 272 states and 532 transitions. [2022-10-17 16:58:34,011 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 532 transitions. [2022-10-17 16:58:34,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:58:34,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:34,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:34,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:34,063 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:58:34,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:34,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 277 states and 541 transitions. [2022-10-17 16:58:34,421 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 541 transitions. [2022-10-17 16:58:34,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:58:34,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:34,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:34,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:34,457 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:58:34,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:34,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 279 states and 543 transitions. [2022-10-17 16:58:34,698 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 543 transitions. [2022-10-17 16:58:34,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:58:34,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:34,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:34,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:34,734 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:58:34,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:34,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 280 states and 545 transitions. [2022-10-17 16:58:34,791 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 545 transitions. [2022-10-17 16:58:34,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:58:34,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:34,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:34,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:34,825 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:58:35,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:35,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 283 states and 548 transitions. [2022-10-17 16:58:35,074 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 548 transitions. [2022-10-17 16:58:35,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:58:35,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:35,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:35,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:35,130 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:58:35,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:35,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 284 states and 549 transitions. [2022-10-17 16:58:35,165 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 549 transitions. [2022-10-17 16:58:35,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:58:35,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:35,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:35,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:35,235 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:58:35,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:35,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 289 states and 560 transitions. [2022-10-17 16:58:35,557 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 560 transitions. [2022-10-17 16:58:35,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:58:35,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:35,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:35,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:35,639 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:58:35,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:35,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 290 states and 561 transitions. [2022-10-17 16:58:35,675 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 561 transitions. [2022-10-17 16:58:35,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:58:35,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:35,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:35,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:35,721 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:58:35,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:35,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 291 states and 561 transitions. [2022-10-17 16:58:35,744 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 561 transitions. [2022-10-17 16:58:35,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:58:35,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:35,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:35,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:35,802 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:58:35,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:35,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 292 states and 562 transitions. [2022-10-17 16:58:35,833 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 562 transitions. [2022-10-17 16:58:35,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:58:35,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:35,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:35,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:35,918 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:58:36,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:36,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 293 states and 565 transitions. [2022-10-17 16:58:36,288 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 565 transitions. [2022-10-17 16:58:36,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:58:36,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:36,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:36,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:36,346 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:58:36,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:36,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 295 states and 568 transitions. [2022-10-17 16:58:36,551 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 568 transitions. [2022-10-17 16:58:36,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:58:36,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:36,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:36,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:36,607 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:58:36,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:36,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 298 states and 572 transitions. [2022-10-17 16:58:36,641 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 572 transitions. [2022-10-17 16:58:36,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:58:36,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:36,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:36,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:36,697 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:58:36,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:36,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 299 states and 572 transitions. [2022-10-17 16:58:36,728 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 572 transitions. [2022-10-17 16:58:36,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:58:36,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:36,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:36,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:36,780 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:58:36,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:36,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 300 states and 573 transitions. [2022-10-17 16:58:36,820 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 573 transitions. [2022-10-17 16:58:36,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:58:36,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:36,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:36,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:36,905 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-10-17 16:58:36,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:36,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 303 states and 578 transitions. [2022-10-17 16:58:36,941 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 578 transitions. [2022-10-17 16:58:36,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:58:36,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:36,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:36,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:37,003 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-10-17 16:58:37,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:37,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 304 states and 579 transitions. [2022-10-17 16:58:37,052 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 579 transitions. [2022-10-17 16:58:37,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:58:37,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:37,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:37,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:37,103 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-10-17 16:58:37,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:37,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 91 states and 119 transitions. [2022-10-17 16:58:37,139 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 119 transitions. [2022-10-17 16:58:37,139 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 16:58:37,139 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 68 iterations. [2022-10-17 16:58:37,149 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-10-17 16:58:37,436 INFO L560 CodeCheckObserver]: Invariant with dag size 22 [2022-10-17 16:58:37,448 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:58:37,448 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:58:37,449 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:58:37,449 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:58:37,449 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:58:37,449 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:58:37,449 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:58:37,449 INFO L560 CodeCheckObserver]: Invariant with dag size 7 [2022-10-17 16:58:37,450 INFO L560 CodeCheckObserver]: Invariant with dag size 9 [2022-10-17 16:58:37,451 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:58:37,451 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:58:37,451 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:58:37,452 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:58:37,452 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:58:37,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:58:37 ImpRootNode [2022-10-17 16:58:37,453 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:58:37,453 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:58:37,453 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:58:37,454 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:58:37,455 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:12" (3/4) ... [2022-10-17 16:58:37,459 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 16:58:37,467 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-10-17 16:58:37,467 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-10-17 16:58:37,467 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-10-17 16:58:37,467 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-10-17 16:58:37,467 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-10-17 16:58:37,467 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2022-10-17 16:58:37,468 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-10-17 16:58:37,476 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 69 nodes and edges [2022-10-17 16:58:37,477 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-10-17 16:58:37,478 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-10-17 16:58:37,478 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-10-17 16:58:37,479 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 16:58:37,480 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:58:37,481 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:58:37,535 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning) || (!(methaneLevelCritical == 0) && !(methAndRunningLastTime == 0))) || (!(1 == systemActive) && !(0 == systemActive))) || (!(pumpRunning == 0) && 1 == systemActive) [2022-10-17 16:58:37,615 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b883e477-447e-42bb-a230-06bebe161f05/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:58:37,616 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:58:37,617 INFO L158 Benchmark]: Toolchain (without parser) took 26244.78ms. Allocated memory was 88.1MB in the beginning and 333.4MB in the end (delta: 245.4MB). Free memory was 46.8MB in the beginning and 177.7MB in the end (delta: -131.0MB). Peak memory consumption was 114.0MB. Max. memory is 16.1GB. [2022-10-17 16:58:37,617 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 88.1MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:58:37,617 INFO L158 Benchmark]: CACSL2BoogieTranslator took 663.91ms. Allocated memory was 88.1MB in the beginning and 121.6MB in the end (delta: 33.6MB). Free memory was 46.5MB in the beginning and 85.4MB in the end (delta: -38.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:58:37,618 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.37ms. Allocated memory is still 121.6MB. Free memory was 85.4MB in the beginning and 83.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:58:37,618 INFO L158 Benchmark]: Boogie Preprocessor took 35.91ms. Allocated memory is still 121.6MB. Free memory was 83.3MB in the beginning and 81.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:58:37,619 INFO L158 Benchmark]: RCFGBuilder took 795.75ms. Allocated memory is still 121.6MB. Free memory was 81.3MB in the beginning and 53.1MB in the end (delta: 28.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-10-17 16:58:37,619 INFO L158 Benchmark]: CodeCheck took 24514.96ms. Allocated memory was 121.6MB in the beginning and 333.4MB in the end (delta: 211.8MB). Free memory was 53.1MB in the beginning and 184.1MB in the end (delta: -131.1MB). Peak memory consumption was 82.5MB. Max. memory is 16.1GB. [2022-10-17 16:58:37,619 INFO L158 Benchmark]: Witness Printer took 162.50ms. Allocated memory is still 333.4MB. Free memory was 184.1MB in the beginning and 177.7MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:58:37,621 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 57 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 24.2s, OverallIterations: 68, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 33281 SdHoareTripleChecker+Valid, 66.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 20258 mSDsluCounter, 42300 SdHoareTripleChecker+Invalid, 55.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 36228 mSDsCounter, 11718 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 39752 IncrementalHoareTripleChecker+Invalid, 51470 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11718 mSolverCounterUnsat, 8054 mSDtfsCounter, 39752 mSolverCounterSat, 1.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 31450 GetRequests, 31091 SyntacticMatches, 13 SemanticMatches, 346 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57126 ImplicationChecksByTransitivity, 15.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 4.1s InterpolantComputationTime, 3004 NumberOfCodeBlocks, 3004 NumberOfCodeBlocksAsserted, 67 NumberOfCheckSat, 2937 ConstructedInterpolants, 0 QuantifiedInterpolants, 5402 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 67 InterpolantComputations, 64 PerfectInterpolantSequences, 1061/1068 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 671]: Loop Invariant Derived loop invariant: ((pumpRunning == \old(pumpRunning) || (!(methaneLevelCritical == 0) && !(methAndRunningLastTime == 0))) || (!(1 == systemActive) && !(0 == systemActive))) || (!(pumpRunning == 0) && 1 == systemActive) - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 703]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 611]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 643]: Loop Invariant Derived loop invariant: !(tmp == 0) || tmp == methaneLevelCritical - InvariantResult [Line: 611]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 635]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 845]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 533]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 88.1MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 663.91ms. Allocated memory was 88.1MB in the beginning and 121.6MB in the end (delta: 33.6MB). Free memory was 46.5MB in the beginning and 85.4MB in the end (delta: -38.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.37ms. Allocated memory is still 121.6MB. Free memory was 85.4MB in the beginning and 83.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.91ms. Allocated memory is still 121.6MB. Free memory was 83.3MB in the beginning and 81.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 795.75ms. Allocated memory is still 121.6MB. Free memory was 81.3MB in the beginning and 53.1MB in the end (delta: 28.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 24514.96ms. Allocated memory was 121.6MB in the beginning and 333.4MB in the end (delta: 211.8MB). Free memory was 53.1MB in the beginning and 184.1MB in the end (delta: -131.1MB). Peak memory consumption was 82.5MB. Max. memory is 16.1GB. * Witness Printer took 162.50ms. Allocated memory is still 333.4MB. Free memory was 184.1MB in the beginning and 177.7MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-10-17 16:58:37,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b883e477-447e-42bb-a230-06bebe161f05/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE