./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.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_a805e235-fbb8-4f30-ae72-199cab80208c/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a805e235-fbb8-4f30-ae72-199cab80208c/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_a805e235-fbb8-4f30-ae72-199cab80208c/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a805e235-fbb8-4f30-ae72-199cab80208c/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a805e235-fbb8-4f30-ae72-199cab80208c/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_a805e235-fbb8-4f30-ae72-199cab80208c/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 96fefa83b30613ea39cc46bf8d68e79f92b274b671b8c94e773ac8e262712116 --- 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 16:49:15,168 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:49:15,171 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:49:15,223 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:49:15,223 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:49:15,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:49:15,230 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:49:15,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:49:15,240 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:49:15,243 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:49:15,245 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:49:15,246 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:49:15,247 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:49:15,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:49:15,250 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:49:15,251 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:49:15,252 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:49:15,253 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:49:15,255 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:49:15,265 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:49:15,269 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:49:15,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:49:15,275 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:49:15,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:49:15,286 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:49:15,286 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:49:15,287 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:49:15,289 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:49:15,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:49:15,291 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:49:15,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:49:15,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:49:15,295 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:49:15,297 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:49:15,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:49:15,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:49:15,299 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:49:15,299 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:49:15,300 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:49:15,300 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:49:15,301 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:49:15,302 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a805e235-fbb8-4f30-ae72-199cab80208c/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:49:15,329 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:49:15,329 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:49:15,331 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:49:15,331 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:49:15,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:49:15,332 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:49:15,332 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:49:15,333 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:49:15,333 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:49:15,333 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:49:15,334 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:49:15,334 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:49:15,335 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:49:15,335 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:49:15,335 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:49:15,335 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:49:15,336 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:49:15,336 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:49:15,336 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:49:15,336 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:49:15,337 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:49:15,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:15,337 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:49:15,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:49:15,338 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:49:15,338 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:49:15,338 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:49:15,338 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:49:15,339 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_a805e235-fbb8-4f30-ae72-199cab80208c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a805e235-fbb8-4f30-ae72-199cab80208c/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 96fefa83b30613ea39cc46bf8d68e79f92b274b671b8c94e773ac8e262712116 [2022-10-17 16:49:15,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:49:15,636 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:49:15,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:49:15,640 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:49:15,641 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:49:15,643 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a805e235-fbb8-4f30-ae72-199cab80208c/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2022-10-17 16:49:15,707 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a805e235-fbb8-4f30-ae72-199cab80208c/bin/ukojak-92XMlrwhuB/data/16bc8df2b/9b39dd0c68864ebbab7c1f835e1a7f5f/FLAG753937210 [2022-10-17 16:49:16,228 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:49:16,229 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a805e235-fbb8-4f30-ae72-199cab80208c/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2022-10-17 16:49:16,242 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a805e235-fbb8-4f30-ae72-199cab80208c/bin/ukojak-92XMlrwhuB/data/16bc8df2b/9b39dd0c68864ebbab7c1f835e1a7f5f/FLAG753937210 [2022-10-17 16:49:16,547 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a805e235-fbb8-4f30-ae72-199cab80208c/bin/ukojak-92XMlrwhuB/data/16bc8df2b/9b39dd0c68864ebbab7c1f835e1a7f5f [2022-10-17 16:49:16,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:49:16,551 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:49:16,553 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:16,553 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:49:16,556 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:49:16,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:16" (1/1) ... [2022-10-17 16:49:16,558 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70810e5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:16, skipping insertion in model container [2022-10-17 16:49:16,558 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:16" (1/1) ... [2022-10-17 16:49:16,565 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:49:16,639 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:49:16,917 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_a805e235-fbb8-4f30-ae72-199cab80208c/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c[7235,7248] [2022-10-17 16:49:16,953 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:16,981 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:49:17,065 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_a805e235-fbb8-4f30-ae72-199cab80208c/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c[7235,7248] [2022-10-17 16:49:17,086 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:17,117 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:49:17,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:17 WrapperNode [2022-10-17 16:49:17,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:17,119 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:17,119 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:49:17,119 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:49:17,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:17" (1/1) ... [2022-10-17 16:49:17,146 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:17" (1/1) ... [2022-10-17 16:49:17,203 INFO L138 Inliner]: procedures = 22, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 588 [2022-10-17 16:49:17,204 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:17,205 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:49:17,205 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:49:17,205 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:49:17,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:17" (1/1) ... [2022-10-17 16:49:17,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:17" (1/1) ... [2022-10-17 16:49:17,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:17" (1/1) ... [2022-10-17 16:49:17,219 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:17" (1/1) ... [2022-10-17 16:49:17,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:17" (1/1) ... [2022-10-17 16:49:17,237 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:17" (1/1) ... [2022-10-17 16:49:17,240 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:17" (1/1) ... [2022-10-17 16:49:17,243 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:17" (1/1) ... [2022-10-17 16:49:17,248 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:49:17,268 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:49:17,268 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:49:17,268 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:49:17,269 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:17" (1/1) ... [2022-10-17 16:49:17,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:17,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a805e235-fbb8-4f30-ae72-199cab80208c/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:49:17,305 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a805e235-fbb8-4f30-ae72-199cab80208c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:49:17,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a805e235-fbb8-4f30-ae72-199cab80208c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:49:17,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:49:17,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:49:17,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:49:17,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:49:17,583 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:49:17,585 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:49:18,391 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:49:18,738 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:49:18,739 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:49:18,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:18 BoogieIcfgContainer [2022-10-17 16:49:18,742 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:49:18,743 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:49:18,743 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:49:18,754 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:49:18,754 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:18" (1/1) ... [2022-10-17 16:49:18,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:49:18,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:18,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 87 states and 150 transitions. [2022-10-17 16:49:18,860 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 150 transitions. [2022-10-17 16:49:18,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:49:18,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:18,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:19,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:19,355 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 16:49:19,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:19,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 89 states and 152 transitions. [2022-10-17 16:49:19,430 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 152 transitions. [2022-10-17 16:49:19,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:49:19,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:19,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:19,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:19,625 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 16:49:19,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:19,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 92 states and 157 transitions. [2022-10-17 16:49:19,724 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 157 transitions. [2022-10-17 16:49:19,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:49:19,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:19,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:19,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:19,852 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 16:49:20,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:20,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 99 states and 172 transitions. [2022-10-17 16:49:20,122 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 172 transitions. [2022-10-17 16:49:20,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:49:20,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:20,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:20,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:20,280 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 16:49:20,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:20,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 107 states and 189 transitions. [2022-10-17 16:49:20,871 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 189 transitions. [2022-10-17 16:49:20,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:49:20,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:20,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:20,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:20,956 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 16:49:20,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:20,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 110 states and 194 transitions. [2022-10-17 16:49:20,976 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 194 transitions. [2022-10-17 16:49:20,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:49:20,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:20,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:21,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:21,051 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 16:49:21,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:21,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 111 states and 194 transitions. [2022-10-17 16:49:21,069 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 194 transitions. [2022-10-17 16:49:21,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:49:21,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:21,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:21,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:21,141 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 16:49:21,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:21,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 114 states and 199 transitions. [2022-10-17 16:49:21,159 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 199 transitions. [2022-10-17 16:49:21,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:49:21,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:21,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:21,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:21,224 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 16:49:21,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:21,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 115 states and 199 transitions. [2022-10-17 16:49:21,249 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 199 transitions. [2022-10-17 16:49:21,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:49:21,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:21,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:21,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:21,342 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 16:49:21,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:21,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 127 states and 226 transitions. [2022-10-17 16:49:21,990 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 226 transitions. [2022-10-17 16:49:21,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:49:21,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:21,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:22,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:22,059 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 16:49:22,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:22,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 130 states and 231 transitions. [2022-10-17 16:49:22,091 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 231 transitions. [2022-10-17 16:49:22,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:49:22,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:22,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:22,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:22,193 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 16:49:22,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:22,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 131 states and 231 transitions. [2022-10-17 16:49:22,220 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 231 transitions. [2022-10-17 16:49:22,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:49:22,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:22,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:22,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:22,330 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 16:49:22,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:22,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 134 states and 236 transitions. [2022-10-17 16:49:22,355 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 236 transitions. [2022-10-17 16:49:22,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:49:22,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:22,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:22,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:22,467 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 16:49:22,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:22,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 135 states and 236 transitions. [2022-10-17 16:49:22,498 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 236 transitions. [2022-10-17 16:49:22,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:49:22,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:22,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:22,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:22,612 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 16:49:24,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:24,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 148 states and 265 transitions. [2022-10-17 16:49:24,037 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 265 transitions. [2022-10-17 16:49:24,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:49:24,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:24,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:24,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:24,125 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 16:49:24,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:24,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 151 states and 270 transitions. [2022-10-17 16:49:24,147 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 270 transitions. [2022-10-17 16:49:24,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:49:24,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:24,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:24,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:24,222 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 16:49:24,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:24,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 152 states and 270 transitions. [2022-10-17 16:49:24,244 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 270 transitions. [2022-10-17 16:49:24,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:49:24,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:24,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:24,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:24,325 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 16:49:24,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:24,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 155 states and 275 transitions. [2022-10-17 16:49:24,345 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 275 transitions. [2022-10-17 16:49:24,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:49:24,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:24,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:24,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:24,421 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 16:49:24,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:24,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 156 states and 275 transitions. [2022-10-17 16:49:24,443 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 275 transitions. [2022-10-17 16:49:24,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:49:24,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:24,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:24,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:24,511 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 16:49:24,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:24,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 159 states and 280 transitions. [2022-10-17 16:49:24,531 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 280 transitions. [2022-10-17 16:49:24,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:49:24,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:24,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:24,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:24,593 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 16:49:24,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:24,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 160 states and 280 transitions. [2022-10-17 16:49:24,611 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 280 transitions. [2022-10-17 16:49:24,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:49:24,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:24,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:24,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:24,666 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 16:49:24,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:24,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 163 states and 285 transitions. [2022-10-17 16:49:24,687 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 285 transitions. [2022-10-17 16:49:24,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:49:24,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:24,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:24,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:24,743 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 16:49:24,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:24,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 164 states and 285 transitions. [2022-10-17 16:49:24,763 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 285 transitions. [2022-10-17 16:49:24,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:49:24,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:24,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:24,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:25,011 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 16:49:27,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:27,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 182 states and 326 transitions. [2022-10-17 16:49:27,345 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 326 transitions. [2022-10-17 16:49:27,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:49:27,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:27,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:27,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:27,415 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 16:49:27,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:27,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 185 states and 331 transitions. [2022-10-17 16:49:27,446 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 331 transitions. [2022-10-17 16:49:27,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:49:27,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:27,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:27,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:27,509 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 16:49:27,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:27,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 186 states and 331 transitions. [2022-10-17 16:49:27,532 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 331 transitions. [2022-10-17 16:49:27,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:49:27,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:27,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:27,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:27,590 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 16:49:27,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:27,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 189 states and 336 transitions. [2022-10-17 16:49:27,614 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 336 transitions. [2022-10-17 16:49:27,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:49:27,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:27,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:27,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:27,672 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 16:49:27,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:27,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 190 states and 336 transitions. [2022-10-17 16:49:27,694 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 336 transitions. [2022-10-17 16:49:27,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:49:27,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:27,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:27,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:27,851 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 16:49:31,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:31,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 209 states and 379 transitions. [2022-10-17 16:49:31,034 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 379 transitions. [2022-10-17 16:49:31,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:49:31,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:31,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:31,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:31,094 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 16:49:31,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:31,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 212 states and 384 transitions. [2022-10-17 16:49:31,120 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 384 transitions. [2022-10-17 16:49:31,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:49:31,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:31,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:31,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:31,180 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 16:49:31,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:31,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 213 states and 384 transitions. [2022-10-17 16:49:31,203 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 384 transitions. [2022-10-17 16:49:31,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:49:31,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:31,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:31,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:31,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:31,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:31,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 216 states and 389 transitions. [2022-10-17 16:49:31,288 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 389 transitions. [2022-10-17 16:49:31,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:49:31,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:31,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:31,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:31,348 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 16:49:31,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:31,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 217 states and 389 transitions. [2022-10-17 16:49:31,398 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 389 transitions. [2022-10-17 16:49:31,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:49:31,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:31,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:31,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:31,642 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 16:49:35,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:35,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 237 states and 434 transitions. [2022-10-17 16:49:35,676 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 434 transitions. [2022-10-17 16:49:35,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:49:35,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:35,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:35,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:35,784 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 16:49:35,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:35,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 240 states and 439 transitions. [2022-10-17 16:49:35,818 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 439 transitions. [2022-10-17 16:49:35,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:49:35,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:35,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:35,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:35,896 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 16:49:35,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:35,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 241 states and 439 transitions. [2022-10-17 16:49:35,924 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 439 transitions. [2022-10-17 16:49:35,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:49:35,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:35,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:35,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:36,009 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 16:49:36,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:36,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 244 states and 444 transitions. [2022-10-17 16:49:36,039 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 444 transitions. [2022-10-17 16:49:36,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:49:36,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:36,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:36,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:36,172 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 16:49:36,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:36,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 245 states and 444 transitions. [2022-10-17 16:49:36,201 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 444 transitions. [2022-10-17 16:49:36,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:49:36,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:36,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:36,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:36,301 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 16:49:36,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:36,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 248 states and 449 transitions. [2022-10-17 16:49:36,335 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 449 transitions. [2022-10-17 16:49:36,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:49:36,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:36,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:36,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:36,430 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 16:49:36,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:36,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 249 states and 449 transitions. [2022-10-17 16:49:36,463 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 449 transitions. [2022-10-17 16:49:36,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:49:36,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:36,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:36,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:36,749 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 16:49:42,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:42,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 270 states and 496 transitions. [2022-10-17 16:49:42,586 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 496 transitions. [2022-10-17 16:49:42,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:49:42,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:42,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:42,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:42,674 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 16:49:42,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:42,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 273 states and 501 transitions. [2022-10-17 16:49:42,706 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 501 transitions. [2022-10-17 16:49:42,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:49:42,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:42,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:42,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:42,802 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 16:49:42,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:42,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 274 states and 501 transitions. [2022-10-17 16:49:42,838 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 501 transitions. [2022-10-17 16:49:42,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:49:42,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:42,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:42,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:43,003 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 16:49:43,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:43,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 277 states and 506 transitions. [2022-10-17 16:49:43,047 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 506 transitions. [2022-10-17 16:49:43,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:49:43,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:43,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:43,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:43,143 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 16:49:43,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:43,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 278 states and 506 transitions. [2022-10-17 16:49:43,179 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 506 transitions. [2022-10-17 16:49:43,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:49:43,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:43,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:43,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:43,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:43,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:43,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 281 states and 511 transitions. [2022-10-17 16:49:43,291 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 511 transitions. [2022-10-17 16:49:43,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:49:43,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:43,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:43,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:43,380 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 16:49:43,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:43,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 282 states and 511 transitions. [2022-10-17 16:49:43,412 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 511 transitions. [2022-10-17 16:49:43,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:49:43,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:43,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:43,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:43,495 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 16:49:43,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:43,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 285 states and 516 transitions. [2022-10-17 16:49:43,534 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 516 transitions. [2022-10-17 16:49:43,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:49:43,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:43,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:43,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:43,606 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 16:49:43,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:43,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 286 states and 516 transitions. [2022-10-17 16:49:43,636 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 516 transitions. [2022-10-17 16:49:43,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:49:43,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:43,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:43,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:43,740 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 16:49:43,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:43,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 289 states and 521 transitions. [2022-10-17 16:49:43,774 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 521 transitions. [2022-10-17 16:49:43,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:49:43,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:43,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:43,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:43,843 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 16:49:43,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:43,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 290 states and 521 transitions. [2022-10-17 16:49:43,872 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 521 transitions. [2022-10-17 16:49:43,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:49:43,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:43,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:43,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:43,941 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 16:49:43,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:43,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 293 states and 526 transitions. [2022-10-17 16:49:43,973 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 526 transitions. [2022-10-17 16:49:43,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:49:43,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:43,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:43,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:44,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:44,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:44,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 294 states and 526 transitions. [2022-10-17 16:49:44,070 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 526 transitions. [2022-10-17 16:49:44,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:49:44,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:44,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:44,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:44,140 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 16:49:44,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:44,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 297 states and 531 transitions. [2022-10-17 16:49:44,173 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 531 transitions. [2022-10-17 16:49:44,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:49:44,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:44,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:44,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:44,249 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 16:49:44,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:44,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 298 states and 531 transitions. [2022-10-17 16:49:44,278 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 531 transitions. [2022-10-17 16:49:44,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:49:44,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:44,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:44,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:44,382 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 16:49:44,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:44,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 301 states and 536 transitions. [2022-10-17 16:49:44,413 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 536 transitions. [2022-10-17 16:49:44,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:49:44,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:44,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:44,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:44,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:49:44,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:44,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 302 states and 536 transitions. [2022-10-17 16:49:44,518 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 536 transitions. [2022-10-17 16:49:44,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:49:44,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:44,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:44,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:44,581 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 16:49:44,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:44,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 305 states and 541 transitions. [2022-10-17 16:49:44,613 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 541 transitions. [2022-10-17 16:49:44,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:49:44,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:44,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:44,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:44,682 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 16:49:44,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:44,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 306 states and 541 transitions. [2022-10-17 16:49:44,713 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 541 transitions. [2022-10-17 16:49:44,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:49:44,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:44,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:44,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:44,779 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 16:49:44,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:44,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 309 states and 546 transitions. [2022-10-17 16:49:44,812 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 546 transitions. [2022-10-17 16:49:44,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:49:44,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:44,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:44,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:44,907 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 16:49:44,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:44,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 310 states and 546 transitions. [2022-10-17 16:49:44,940 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 546 transitions. [2022-10-17 16:49:44,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:49:44,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:44,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:44,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:45,037 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 16:49:45,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:45,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 313 states and 551 transitions. [2022-10-17 16:49:45,088 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 551 transitions. [2022-10-17 16:49:45,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:49:45,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:45,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:45,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:45,153 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 16:49:45,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:45,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 314 states and 551 transitions. [2022-10-17 16:49:45,185 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 551 transitions. [2022-10-17 16:49:45,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:49:45,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:45,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:45,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:45,253 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 16:49:45,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:45,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 317 states and 556 transitions. [2022-10-17 16:49:45,283 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 556 transitions. [2022-10-17 16:49:45,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:49:45,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:45,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:45,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:45,357 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 16:49:45,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:45,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 318 states and 556 transitions. [2022-10-17 16:49:45,388 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 556 transitions. [2022-10-17 16:49:45,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:49:45,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:45,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:45,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:46,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.