./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product41.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_5278152e-5acb-41a7-a5d7-1de294bc36aa/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5278152e-5acb-41a7-a5d7-1de294bc36aa/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_5278152e-5acb-41a7-a5d7-1de294bc36aa/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5278152e-5acb-41a7-a5d7-1de294bc36aa/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product41.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5278152e-5acb-41a7-a5d7-1de294bc36aa/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_5278152e-5acb-41a7-a5d7-1de294bc36aa/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 12f35b53fa21b1b526c5ccefe7a49d52db3501fafceaddf16f789eadd54f272a --- 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 16:50:25,130 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:50:25,133 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:50:25,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:50:25,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:50:25,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:50:25,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:50:25,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:50:25,176 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:50:25,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:50:25,179 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:50:25,181 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:50:25,182 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:50:25,183 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:50:25,185 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:50:25,187 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:50:25,188 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:50:25,189 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:50:25,192 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:50:25,195 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:50:25,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:50:25,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:50:25,201 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:50:25,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:50:25,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:50:25,209 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:50:25,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:50:25,211 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:50:25,211 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:50:25,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:50:25,213 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:50:25,214 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:50:25,216 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:50:25,217 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:50:25,218 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:50:25,220 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:50:25,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:50:25,221 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:50:25,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:50:25,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:50:25,224 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:50:25,226 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5278152e-5acb-41a7-a5d7-1de294bc36aa/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:50:25,255 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:50:25,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:50:25,257 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:50:25,258 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:50:25,259 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:50:25,259 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:50:25,260 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:50:25,260 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:50:25,260 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:50:25,260 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:50:25,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:50:25,262 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:50:25,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:50:25,263 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:50:25,263 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:50:25,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:50:25,263 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:50:25,264 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:50:25,264 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:50:25,264 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:50:25,264 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:50:25,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:50:25,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:50:25,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:50:25,265 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:50:25,266 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:50:25,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:50:25,266 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:50:25,266 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_5278152e-5acb-41a7-a5d7-1de294bc36aa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5278152e-5acb-41a7-a5d7-1de294bc36aa/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 12f35b53fa21b1b526c5ccefe7a49d52db3501fafceaddf16f789eadd54f272a [2022-10-17 16:50:25,573 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:50:25,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:50:25,603 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:50:25,605 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:50:25,606 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:50:25,608 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5278152e-5acb-41a7-a5d7-1de294bc36aa/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec4_product41.cil.c [2022-10-17 16:50:25,689 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5278152e-5acb-41a7-a5d7-1de294bc36aa/bin/ukojak-92XMlrwhuB/data/8c0d86132/d174c1860a3c42df87521c41c2f137f6/FLAG5f621d2e9 [2022-10-17 16:50:26,230 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:50:26,231 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5278152e-5acb-41a7-a5d7-1de294bc36aa/sv-benchmarks/c/product-lines/minepump_spec4_product41.cil.c [2022-10-17 16:50:26,244 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5278152e-5acb-41a7-a5d7-1de294bc36aa/bin/ukojak-92XMlrwhuB/data/8c0d86132/d174c1860a3c42df87521c41c2f137f6/FLAG5f621d2e9 [2022-10-17 16:50:26,548 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5278152e-5acb-41a7-a5d7-1de294bc36aa/bin/ukojak-92XMlrwhuB/data/8c0d86132/d174c1860a3c42df87521c41c2f137f6 [2022-10-17 16:50:26,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:50:26,552 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:50:26,554 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:50:26,554 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:50:26,563 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:50:26,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:50:26" (1/1) ... [2022-10-17 16:50:26,565 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@390ef1e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:26, skipping insertion in model container [2022-10-17 16:50:26,565 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:50:26" (1/1) ... [2022-10-17 16:50:26,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:50:26,619 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:50:26,884 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_5278152e-5acb-41a7-a5d7-1de294bc36aa/sv-benchmarks/c/product-lines/minepump_spec4_product41.cil.c[4000,4013] [2022-10-17 16:50:27,018 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:50:27,037 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:50:27,082 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_5278152e-5acb-41a7-a5d7-1de294bc36aa/sv-benchmarks/c/product-lines/minepump_spec4_product41.cil.c[4000,4013] [2022-10-17 16:50:27,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:50:27,194 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:50:27,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:27 WrapperNode [2022-10-17 16:50:27,195 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:50:27,196 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:50:27,196 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:50:27,197 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:50:27,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:27" (1/1) ... [2022-10-17 16:50:27,241 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:27" (1/1) ... [2022-10-17 16:50:27,308 INFO L138 Inliner]: procedures = 53, calls = 151, calls flagged for inlining = 23, calls inlined = 20, statements flattened = 246 [2022-10-17 16:50:27,308 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:50:27,309 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:50:27,309 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:50:27,309 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:50:27,320 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:27" (1/1) ... [2022-10-17 16:50:27,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:27" (1/1) ... [2022-10-17 16:50:27,333 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:27" (1/1) ... [2022-10-17 16:50:27,333 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:27" (1/1) ... [2022-10-17 16:50:27,363 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:27" (1/1) ... [2022-10-17 16:50:27,368 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:27" (1/1) ... [2022-10-17 16:50:27,369 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:27" (1/1) ... [2022-10-17 16:50:27,371 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:27" (1/1) ... [2022-10-17 16:50:27,374 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:50:27,375 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:50:27,375 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:50:27,375 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:50:27,381 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:27" (1/1) ... [2022-10-17 16:50:27,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:50:27,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5278152e-5acb-41a7-a5d7-1de294bc36aa/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:50:27,416 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5278152e-5acb-41a7-a5d7-1de294bc36aa/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:50:27,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5278152e-5acb-41a7-a5d7-1de294bc36aa/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:50:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:50:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:50:27,479 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:50:27,479 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:50:27,479 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:50:27,479 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:50:27,479 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:50:27,479 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:50:27,480 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:50:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:50:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:50:27,481 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:50:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:50:27,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:50:27,569 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:50:27,571 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:50:28,022 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:50:28,161 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:50:28,161 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:50:28,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:50:28 BoogieIcfgContainer [2022-10-17 16:50:28,164 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:50:28,165 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:50:28,165 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:50:28,189 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:50:28,190 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:50:28" (1/1) ... [2022-10-17 16:50:28,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:50:28,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:28,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 44 states and 58 transitions. [2022-10-17 16:50:28,269 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2022-10-17 16:50:28,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:50:28,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:28,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:28,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:28,586 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 16:50:28,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:28,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 44 states and 56 transitions. [2022-10-17 16:50:28,663 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2022-10-17 16:50:28,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:50:28,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:28,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:28,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:28,831 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 16:50:28,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:28,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 46 states and 59 transitions. [2022-10-17 16:50:28,863 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 59 transitions. [2022-10-17 16:50:28,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:50:28,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:28,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:28,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:28,942 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 16:50:29,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:29,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 55 states and 77 transitions. [2022-10-17 16:50:29,058 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 77 transitions. [2022-10-17 16:50:29,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:50:29,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:29,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:29,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:29,188 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 16:50:29,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:29,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 56 states and 78 transitions. [2022-10-17 16:50:29,212 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 78 transitions. [2022-10-17 16:50:29,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:50:29,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:29,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:29,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:29,311 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 16:50:29,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:29,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 57 states and 79 transitions. [2022-10-17 16:50:29,340 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2022-10-17 16:50:29,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:50:29,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:29,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:29,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:29,666 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 16:50:30,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:30,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 71 states and 111 transitions. [2022-10-17 16:50:30,072 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 111 transitions. [2022-10-17 16:50:30,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:50:30,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:30,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:30,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:30,149 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 16:50:30,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:30,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 73 states and 114 transitions. [2022-10-17 16:50:30,372 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 114 transitions. [2022-10-17 16:50:30,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:50:30,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:30,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:30,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:30,533 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 16:50:30,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:30,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 74 states and 115 transitions. [2022-10-17 16:50:30,559 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 115 transitions. [2022-10-17 16:50:30,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:50:30,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:30,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:30,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:30,680 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 16:50:30,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:30,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 79 states and 126 transitions. [2022-10-17 16:50:30,903 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 126 transitions. [2022-10-17 16:50:30,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:50:30,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:30,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:30,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:31,328 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 16:50:31,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:31,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 85 states and 141 transitions. [2022-10-17 16:50:31,690 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 141 transitions. [2022-10-17 16:50:31,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:50:31,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:31,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:31,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:31,925 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 16:50:31,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:31,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 86 states and 142 transitions. [2022-10-17 16:50:31,965 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 142 transitions. [2022-10-17 16:50:31,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:50:31,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:31,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:31,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:32,054 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:50:32,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:32,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 91 states and 151 transitions. [2022-10-17 16:50:32,146 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 151 transitions. [2022-10-17 16:50:32,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:50:32,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:32,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:32,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:32,206 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:50:32,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:32,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 92 states and 152 transitions. [2022-10-17 16:50:32,236 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 152 transitions. [2022-10-17 16:50:32,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:50:32,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:32,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:32,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:32,322 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:50:32,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:32,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 97 states and 162 transitions. [2022-10-17 16:50:32,515 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 162 transitions. [2022-10-17 16:50:32,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:50:32,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:32,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:32,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:32,623 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:50:32,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:32,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 98 states and 163 transitions. [2022-10-17 16:50:32,657 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 163 transitions. [2022-10-17 16:50:32,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:50:32,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:32,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:32,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:33,095 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:34,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:34,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 111 states and 198 transitions. [2022-10-17 16:50:34,128 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 198 transitions. [2022-10-17 16:50:34,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:50:34,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:34,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:34,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:34,547 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:35,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:35,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 119 states and 216 transitions. [2022-10-17 16:50:35,694 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 216 transitions. [2022-10-17 16:50:35,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:50:35,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:35,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:35,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:36,071 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:36,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:36,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 122 states and 224 transitions. [2022-10-17 16:50:36,478 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 224 transitions. [2022-10-17 16:50:36,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:50:36,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:36,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:36,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:37,058 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:38,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:38,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 129 states and 247 transitions. [2022-10-17 16:50:38,811 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 247 transitions. [2022-10-17 16:50:38,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:50:38,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:38,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:38,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:38,963 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:50:40,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:40,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 140 states and 277 transitions. [2022-10-17 16:50:40,465 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 277 transitions. [2022-10-17 16:50:40,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:50:40,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:40,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:40,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:40,687 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:41,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:41,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 142 states and 274 transitions. [2022-10-17 16:50:41,222 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 274 transitions. [2022-10-17 16:50:41,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:50:41,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:41,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:41,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:41,651 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:42,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:42,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 151 states and 298 transitions. [2022-10-17 16:50:42,237 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 298 transitions. [2022-10-17 16:50:42,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:50:42,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:42,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:42,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:42,714 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:50:43,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:43,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 154 states and 307 transitions. [2022-10-17 16:50:43,402 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 307 transitions. [2022-10-17 16:50:43,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:50:43,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:43,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:43,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:44,078 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:50:45,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:45,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 159 states and 318 transitions. [2022-10-17 16:50:45,718 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 318 transitions. [2022-10-17 16:50:45,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:50:45,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:45,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:45,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:46,200 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:46,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:46,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 160 states and 326 transitions. [2022-10-17 16:50:46,642 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 326 transitions. [2022-10-17 16:50:46,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:50:46,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:46,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:46,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:46,948 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:47,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:47,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 161 states and 327 transitions. [2022-10-17 16:50:47,076 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 327 transitions. [2022-10-17 16:50:47,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:50:47,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:47,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:47,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:47,442 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:47,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:47,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 161 states and 327 transitions. [2022-10-17 16:50:47,485 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 327 transitions. [2022-10-17 16:50:47,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:50:47,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:47,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:47,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:47,851 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:47,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:47,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 161 states and 327 transitions. [2022-10-17 16:50:47,893 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 327 transitions. [2022-10-17 16:50:47,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:50:47,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:47,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:47,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:48,258 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:48,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:48,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 161 states and 327 transitions. [2022-10-17 16:50:48,308 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 327 transitions. [2022-10-17 16:50:48,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:50:48,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:48,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:48,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:48,643 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:48,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:48,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 161 states and 327 transitions. [2022-10-17 16:50:48,684 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 327 transitions. [2022-10-17 16:50:48,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:50:48,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:48,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:48,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:49,036 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:49,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:49,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 161 states and 327 transitions. [2022-10-17 16:50:49,077 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 327 transitions. [2022-10-17 16:50:49,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:50:49,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:49,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:49,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:49,457 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:49,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:49,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 161 states and 327 transitions. [2022-10-17 16:50:49,498 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 327 transitions. [2022-10-17 16:50:49,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:50:49,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:49,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:49,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:49,846 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:49,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:49,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 161 states and 327 transitions. [2022-10-17 16:50:49,884 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 327 transitions. [2022-10-17 16:50:49,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:50:49,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:49,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:49,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:50,252 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:50,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:50,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 161 states and 327 transitions. [2022-10-17 16:50:50,291 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 327 transitions. [2022-10-17 16:50:50,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:50:50,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:50,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:50,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:50,668 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:50,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:50,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 161 states and 327 transitions. [2022-10-17 16:50:50,718 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 327 transitions. [2022-10-17 16:50:50,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:50:50,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:50,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:50,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:51,049 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:51,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:51,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 161 states and 327 transitions. [2022-10-17 16:50:51,091 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 327 transitions. [2022-10-17 16:50:51,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:50:51,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:51,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:51,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:51,413 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:51,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:51,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 161 states and 327 transitions. [2022-10-17 16:50:51,456 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 327 transitions. [2022-10-17 16:50:51,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:50:51,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:51,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:51,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:51,768 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:51,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:51,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 161 states and 327 transitions. [2022-10-17 16:50:51,802 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 327 transitions. [2022-10-17 16:50:51,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:50:51,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:51,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:51,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:52,114 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:52,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:52,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 161 states and 327 transitions. [2022-10-17 16:50:52,153 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 327 transitions. [2022-10-17 16:50:52,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:50:52,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:52,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:52,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:52,460 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:52,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:52,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 161 states and 327 transitions. [2022-10-17 16:50:52,501 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 327 transitions. [2022-10-17 16:50:52,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:50:52,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:52,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:52,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:52,836 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:52,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:52,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 161 states and 327 transitions. [2022-10-17 16:50:52,879 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 327 transitions. [2022-10-17 16:50:52,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:50:52,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:52,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:52,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:53,176 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:53,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:53,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 161 states and 327 transitions. [2022-10-17 16:50:53,237 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 327 transitions. [2022-10-17 16:50:53,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:50:53,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:53,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:53,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:53,565 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:53,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:53,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 161 states and 327 transitions. [2022-10-17 16:50:53,604 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 327 transitions. [2022-10-17 16:50:53,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:50:53,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:53,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:53,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat